From 877a0893e3751022d2e60bea54dd5ac2e4026997 Mon Sep 17 00:00:00 2001 From: Greg Kroah-Hartman Date: Thu, 8 Dec 2011 15:25:56 -0800 Subject: Staging: lttng: remove from the drivers/staging/ tree The "proper" way to do this is to work with the existing in-kernel tracing subsystem and work to get the missing features that are in lttng into those subsystems. Cc: Ingo Molnar Cc: Peter Zijlstra Cc: Mathieu Desnoyers Signed-off-by: Greg Kroah-Hartman diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig index 4c41de1..21e2f4b 100644 --- a/drivers/staging/Kconfig +++ b/drivers/staging/Kconfig @@ -66,8 +66,6 @@ source "drivers/staging/phison/Kconfig" source "drivers/staging/line6/Kconfig" -source "drivers/staging/lttng/Kconfig" - source "drivers/gpu/drm/nouveau/Kconfig" source "drivers/staging/octeon/Kconfig" diff --git a/drivers/staging/Makefile b/drivers/staging/Makefile index 821602f..7c5808d 100644 --- a/drivers/staging/Makefile +++ b/drivers/staging/Makefile @@ -25,7 +25,6 @@ obj-$(CONFIG_TRANZPORT) += frontier/ obj-$(CONFIG_POHMELFS) += pohmelfs/ obj-$(CONFIG_IDE_PHISON) += phison/ obj-$(CONFIG_LINE6_USB) += line6/ -obj-$(CONFIG_LTTNG) += lttng/ obj-$(CONFIG_USB_SERIAL_QUATECH2) += serqt_usb2/ obj-$(CONFIG_USB_SERIAL_QUATECH_USB2) += quatech_usb2/ obj-$(CONFIG_OCTEON_ETHERNET) += octeon/ diff --git a/drivers/staging/lttng/Kconfig b/drivers/staging/lttng/Kconfig deleted file mode 100644 index 34c4a4f..0000000 --- a/drivers/staging/lttng/Kconfig +++ /dev/null @@ -1,35 +0,0 @@ -config LTTNG - tristate "LTTng kernel tracer" - depends on TRACEPOINTS - help - The LTTng 2.0 Tracer Toolchain allows integrated kernel and - user-space tracing from a single user interface: the "lttng" - command. See http://lttng.org website for the "lttng-tools" - user-space tracer control tools package and the "babeltrace" - package for conversion of trace data to a human-readable - format. - - LTTng features: - - System-wide tracing across kernel, libraries and - applications, - - Tracepoints, detailed syscall tracing (fast strace replacement), - Function tracer, CPU Performance Monitoring Unit (PMU) counters - and kprobes support, - - Have the ability to attach "context" information to events in the - trace (e.g. any PMU counter, pid, ppid, tid, comm name, etc). All - the extra information fields to be collected with events are - optional, specified on a per-tracing-session basis (except for - timestamp and event id, which are mandatory). - - Precise and fast clock sources with near cycle-level - timestamps, - - Efficient trace data transport: - - Compact Binary format with CTF, - - Per-core buffers ensures scalability, - - Fast-paths in caller context, amortized synchronization, - - Zero-copy using splice and mmap system calls, over disk, - network or consumed in-place, - - Multiple concurrent tracing sessions are supported, - - Designed to meet hard real-time constraints, - - Supports live streaming of the trace data, - - Produces CTF (Common Trace Format) natively (see - http://www.efficios.com/ctf). diff --git a/drivers/staging/lttng/LICENSE b/drivers/staging/lttng/LICENSE deleted file mode 100644 index bb880bf..0000000 --- a/drivers/staging/lttng/LICENSE +++ /dev/null @@ -1,27 +0,0 @@ -LTTng modules licensing -Mathieu Desnoyers -June 2, 2011 - -* LGPLv2.1/GPLv2 dual-license - -The files contained within this package are licensed under -LGPLv2.1/GPLv2 dual-license (see lgpl-2.1.txt and gpl-2.0.txt for -details), except for files identified by the following sections. - -* GPLv2 license - -These files are licensed exclusively under the GPLv2 license. See -gpl-2.0.txt for details. - -lib/ringbuffer/ring_buffer_splice.c -lib/ringbuffer/ring_buffer_mmap.c -instrumentation/events/mainline/*.h -instrumentation/events/lttng-modules/*.h - -* MIT-style license - -These files are licensed under an MIT-style license: - -lib/prio_heap/lttng_prio_heap.h -lib/prio_heap/lttng_prio_heap.c -lib/bitfield.h diff --git a/drivers/staging/lttng/Makefile b/drivers/staging/lttng/Makefile deleted file mode 100644 index 9ad4eb0..0000000 --- a/drivers/staging/lttng/Makefile +++ /dev/null @@ -1,33 +0,0 @@ -# -# Makefile for the LTTng modules. -# - -obj-m += ltt-ring-buffer-client-discard.o -obj-m += ltt-ring-buffer-client-overwrite.o -obj-m += ltt-ring-buffer-metadata-client.o -obj-m += ltt-ring-buffer-client-mmap-discard.o -obj-m += ltt-ring-buffer-client-mmap-overwrite.o -obj-m += ltt-ring-buffer-metadata-mmap-client.o - -obj-m += ltt-relay.o -ltt-relay-objs := ltt-events.o ltt-debugfs-abi.o \ - ltt-probes.o ltt-context.o \ - lttng-context-pid.o lttng-context-procname.o \ - lttng-context-prio.o lttng-context-nice.o \ - lttng-context-vpid.o lttng-context-tid.o \ - lttng-context-vtid.o lttng-context-ppid.o \ - lttng-context-vppid.o lttng-calibrate.o - -ifneq ($(CONFIG_HAVE_SYSCALL_TRACEPOINTS),) -ltt-relay-objs += lttng-syscalls.o -endif - -ifneq ($(CONFIG_PERF_EVENTS),) -ltt-relay-objs += $(shell \ - if [ $(VERSION) -ge 3 \ - -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 33 \) ] ; then \ - echo "lttng-context-perf-counters.o" ; fi;) -endif - -obj-m += probes/ -obj-m += lib/ diff --git a/drivers/staging/lttng/README b/drivers/staging/lttng/README deleted file mode 100644 index a154d6e..0000000 --- a/drivers/staging/lttng/README +++ /dev/null @@ -1,48 +0,0 @@ -LTTng 2.0 modules - -Mathieu Desnoyers -November 1st, 2011 - -LTTng 2.0 kernel modules is currently part of the Linux kernel staging -tree. It features (new features since LTTng 0.x): - -- Produces CTF (Common Trace Format) natively, - (http://www.efficios.com/ctf) -- Tracepoints, Function tracer, CPU Performance Monitoring Unit (PMU) - counters, kprobes, and kretprobes support, -- Integrated interface for both kernel and userspace tracing, -- Have the ability to attach "context" information to events in the - trace (e.g. any PMU counter, pid, ppid, tid, comm name, etc). - All the extra information fields to be collected with events are - optional, specified on a per-tracing-session basis (except for - timestamp and event id, which are mandatory). - -To build and install, you need to select "Staging" modules, and the -LTTng kernel tracer. - -Use lttng-tools to control the tracer. LTTng tools should automatically -load the kernel modules when needed. Use Babeltrace to print traces as a -human-readable text log. These tools are available at the following URL: -http://lttng.org/lttng2.0 - -Please note that the LTTng-UST 2.0 (user-space tracing counterpart of -LTTng 2.0) is now ready to be used, but still only available from the -git repository. - -So far, it has been tested on vanilla Linux kernels 2.6.38, 2.6.39 and -3.0 (on x86 32/64-bit, and powerpc 32-bit at the moment, build tested on -ARM). It should work fine with newer kernels and other architectures, -but expect build issues with kernels older than 2.6.36. The clock source -currently used is the standard gettimeofday (slower, less scalable and -less precise than the LTTng 0.x clocks). Support for LTTng 0.x clocks -will be added back soon into LTTng 2.0. Please note that lttng-modules -2.0 can build on a Linux kernel patched with the LTTng 0.x patchset, but -the lttng-modules 2.0 replace the lttng-modules 0.x, so both tracers -cannot be installed at the same time for a given kernel version. - -* Note about Perf PMU counters support - -Each PMU counter has its zero value set when it is attached to a context with -add-context. Therefore, it is normal that the same counters attached to both the -stream context and event context show different values for a given event; what -matters is that they increment at the same rate. diff --git a/drivers/staging/lttng/TODO b/drivers/staging/lttng/TODO deleted file mode 100644 index 5e3a581..0000000 --- a/drivers/staging/lttng/TODO +++ /dev/null @@ -1,131 +0,0 @@ -Please contact Mathieu Desnoyers for -questions about this TODO list. The "Cleanup/Testing" section would be -good to go through before integration into mainline. The "Features" -section is a wish list of features to complete before releasing the -"LTTng 2.0" final version, but are not required to have LTTng working. -These features are mostly performance enhancements and instrumentation -enhancements. - -TODO: - -A) Cleanup/Testing - - 1) Remove debugfs "lttng" file (keep only procfs "lttng" file). - The rationale for this is that this file is needed for - user-level tracing support (LTTng-UST 2.0) intended to be - used on production system, and therefore should be present as - part of a "usually mounted" filesystem rather than a debug - filesystem. - - 2) Cleanup wrappers. The drivers/staging/lttng/wrapper directory - contains various wrapper headers that use kallsyms lookups to - work around some missing EXPORT_SYMBOL_GPL() in the mainline - kernel. Ideally, those few symbols should become exported to - modules by the kernel. - - 3) Test lib ring buffer snapshot feature. - When working on the lttngtop project, Julien Desfossez - reported that he needed to push the consumer position - forward explicitely with lib_ring_buffer_put_next_subbuf. - This means that although the usual case of pairs of - lib_ring_buffer_get_next_subbuf/lib_ring_buffer_put_next_subbuf - work fine, there is probably a problem that needs to be - investigated in - lib_ring_buffer_get_subbuf/lib_ring_buffer_put_subbuf, which - depend on the producer to push the reader position. - Contact: Julien Desfossez - - -B) Features - - 1) Integration of the LTTng 0.x trace clocks into - LTTng 2.0. - Currently using mainline kernel monotonic clock. NMIs can - therefore not be traced, and this causes a significant - performance degradation compared to the LTTng 0.x trace - clocks. Imply the creation of drivers/staging/lttng/arch to - contain the arch-specific clock support files. - * Dependency: addition of clock descriptions to CTF. - See: http://git.lttng.org/?p=linux-2.6-lttng.git;a=summary - for the LTTng 0.x git tree. - - 2) Port OMAP3 LTTng trace clocks to x86 to support systems - without constant TSC. - * Dependency: (B.1) - See: http://git.lttng.org/?p=linux-2.6-lttng.git;a=summary - for the LTTng 0.x git tree. - - 3) Implement mmap operation on an anonymous file created by a - LTTNG_KERNEL_CLOCK ioctl to export data to export - synchronized kernel and user-level LTTng trace clocks: - with: - - shared per-cpu data, - - read seqlock. - The content exported by this shared memory area will be - arch-specific. - * Dependency: (B.1) && (B.2) - See: http://git.lttng.org/?p=linux-2.6-lttng.git;a=summary - for the LTTng 0.x git tree, which has vDSO support for - LTTng trace clock on the x86 architecture. - - 3) Integrate the "statedump" module from LTTng 0.x into LTTng - 2.0. - * Dependency: addition of "dynamic enumerations" type to CTF. - See: http://git.lttng.org/?p=lttng-modules.git;a=shortlog;h=refs/heads/v0.19-stable - ltt-statedump.c - - 4) Generate system call TRACE_EVENT headers for all - architectures (currently done: x86 32/64). - - 5) Define "unknown" system calls into instrumentation/syscalls - override files / or do SYSCALL_DEFINE improvements to - mainline kernel to allow automatic generation of these - missing system call descriptions. - - 6) Create missing tracepoint event headers files into - instrumentation/events from headers located in - include/trace/events/. Choice: either do as currently done, - and copy those headers locally into the lttng driver and - perform the modifications locally, or push TRACE_EVENT API - modification into mainline headers, which would require - collaboration from Ftrace/Perf maintainers. - - 7) Poll: implement a poll and/or epoll exclusive wakeup scheme, - which contradicts POSIX, but protect multiple consumer - threads from thundering herd effect. - - 8) Re-integrate sample modules from libringbuffer into - lttng driver. Those modules can be used as example of how to - use libringbuffer in other contexts than LTTng, and are - useful to perform benchmarks of the ringbuffer library. - See: http://www.efficios.com/ringbuffer - - 9) NOHZ support for lib ring buffer. NOHZ infrastructure in the - Linux kernel does not support notifiers chains, which does - not let LTTng play nicely with low power consumption setups - for flight recorder (overwrite mode) live traces. One way to - allow integration between NOHZ and LTTng would be to add - support for such notifiers into NOHZ kernel infrastructure. - - 10) Turn drivers/staging/lttng/ltt-probes.c probe_list into a - hash table. Turns O(n^2) trace systems registration (cost - for n systems) into O(n). (O(1) per system) - - 11) drivers/staging/lttng/probes/lttng-ftrace.c: - LTTng currently uses kretprobes for per-function tracing, - not the function tracer. So lttng-ftrace.c should be used - for "all" function tracing. - - 12) drivers/staging/lttng/probes/lttng-types.c: - This is a currently unused placeholder to export entire C - type declarations into the trace metadata, e.g. for support - of describing the layout of structures/enumeration mapping - along with syscall entry events. The design of this support - will likely change though, and become integrated with the - TRACE_EVENT support within lttng, by adding new macros, and - support for generation of metadata from these macros, to - allow description of those compound types/enumerations. - -Please send patches -To: Greg Kroah-Hartman -To: Mathieu Desnoyers diff --git a/drivers/staging/lttng/instrumentation/events/README b/drivers/staging/lttng/instrumentation/events/README deleted file mode 100644 index dad2cbb..0000000 --- a/drivers/staging/lttng/instrumentation/events/README +++ /dev/null @@ -1,7 +0,0 @@ -The workflow for updating patches from newer kernel: - -Diff mainline/ and lttng-module/ directories. - -Pull the new headers from mainline kernel to mainline/. -Copy them into lttng-modules. -Apply diff. Fix conflicts. diff --git a/drivers/staging/lttng/instrumentation/events/lttng-module/block.h b/drivers/staging/lttng/instrumentation/events/lttng-module/block.h deleted file mode 100644 index 42184f3..0000000 --- a/drivers/staging/lttng/instrumentation/events/lttng-module/block.h +++ /dev/null @@ -1,626 +0,0 @@ -#undef TRACE_SYSTEM -#define TRACE_SYSTEM block - -#if !defined(_TRACE_BLOCK_H) || defined(TRACE_HEADER_MULTI_READ) -#define _TRACE_BLOCK_H - -#include -#include -#include -#include - -#ifndef _TRACE_BLOCK_DEF_ -#define _TRACE_BLOCK_DEF_ - -#define __blk_dump_cmd(cmd, len) "" - -enum { - RWBS_FLAG_WRITE = (1 << 0), - RWBS_FLAG_DISCARD = (1 << 1), - RWBS_FLAG_READ = (1 << 2), - RWBS_FLAG_RAHEAD = (1 << 3), - RWBS_FLAG_SYNC = (1 << 4), - RWBS_FLAG_META = (1 << 5), - RWBS_FLAG_SECURE = (1 << 6), -}; - -#endif /* _TRACE_BLOCK_DEF_ */ - -#define __print_rwbs_flags(rwbs) \ - __print_flags(rwbs, "", \ - { RWBS_FLAG_WRITE, "W" }, \ - { RWBS_FLAG_DISCARD, "D" }, \ - { RWBS_FLAG_READ, "R" }, \ - { RWBS_FLAG_RAHEAD, "A" }, \ - { RWBS_FLAG_SYNC, "S" }, \ - { RWBS_FLAG_META, "M" }, \ - { RWBS_FLAG_SECURE, "E" }) - -#define blk_fill_rwbs(rwbs, rw, bytes) \ - tp_assign(rwbs, ((rw) & WRITE ? RWBS_FLAG_WRITE : \ - ( (rw) & REQ_DISCARD ? RWBS_FLAG_DISCARD : \ - ( (bytes) ? RWBS_FLAG_READ : \ - ( 0 )))) \ - | ((rw) & REQ_RAHEAD ? RWBS_FLAG_RAHEAD : 0) \ - | ((rw) & REQ_SYNC ? RWBS_FLAG_SYNC : 0) \ - | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \ - | ((rw) & REQ_SECURE ? RWBS_FLAG_SECURE : 0)) - -DECLARE_EVENT_CLASS(block_rq_with_error, - - TP_PROTO(struct request_queue *q, struct request *rq), - - TP_ARGS(q, rq), - - TP_STRUCT__entry( - __field( dev_t, dev ) - __field( sector_t, sector ) - __field( unsigned int, nr_sector ) - __field( int, errors ) - __field( unsigned int, rwbs ) - __dynamic_array_hex( unsigned char, cmd, - (rq->cmd_type == REQ_TYPE_BLOCK_PC) ? - rq->cmd_len : 0) - ), - - TP_fast_assign( - tp_assign(dev, rq->rq_disk ? disk_devt(rq->rq_disk) : 0) - tp_assign(sector, (rq->cmd_type == REQ_TYPE_BLOCK_PC) ? - 0 : blk_rq_pos(rq)) - tp_assign(nr_sector, (rq->cmd_type == REQ_TYPE_BLOCK_PC) ? - 0 : blk_rq_sectors(rq)) - tp_assign(errors, rq->errors) - blk_fill_rwbs(rwbs, rq->cmd_flags, blk_rq_bytes(rq)) - tp_memcpy_dyn(cmd, (rq->cmd_type == REQ_TYPE_BLOCK_PC) ? - rq->cmd : NULL); - ), - - TP_printk("%d,%d %s (%s) %llu + %u [%d]", - MAJOR(__entry->dev), MINOR(__entry->dev), - __print_rwbs_flags(__entry->rwbs), - __blk_dump_cmd(__get_dynamic_array(cmd), - __get_dynamic_array_len(cmd)), - (unsigned long long)__entry->sector, - __entry->nr_sector, __entry->errors) -) - -/** - * block_rq_abort - abort block operation request - * @q: queue containing the block operation request - * @rq: block IO operation request - * - * Called immediately after pending block IO operation request @rq in - * queue @q is aborted. The fields in the operation request @rq - * can be examined to determine which device and sectors the pending - * operation would access. - */ -DEFINE_EVENT(block_rq_with_error, block_rq_abort, - - TP_PROTO(struct request_queue *q, struct request *rq), - - TP_ARGS(q, rq) -) - -/** - * block_rq_requeue - place block IO request back on a queue - * @q: queue holding operation - * @rq: block IO operation request - * - * The block operation request @rq is being placed back into queue - * @q. For some reason the request was not completed and needs to be - * put back in the queue. - */ -DEFINE_EVENT(block_rq_with_error, block_rq_requeue, - - TP_PROTO(struct request_queue *q, struct request *rq), - - TP_ARGS(q, rq) -) - -/** - * block_rq_complete - block IO operation completed by device driver - * @q: queue containing the block operation request - * @rq: block operations request - * - * The block_rq_complete tracepoint event indicates that some portion - * of operation request has been completed by the device driver. If - * the @rq->bio is %NULL, then there is absolutely no additional work to - * do for the request. If @rq->bio is non-NULL then there is - * additional work required to complete the request. - */ -DEFINE_EVENT(block_rq_with_error, block_rq_complete, - - TP_PROTO(struct request_queue *q, struct request *rq), - - TP_ARGS(q, rq) -) - -DECLARE_EVENT_CLASS(block_rq, - - TP_PROTO(struct request_queue *q, struct request *rq), - - TP_ARGS(q, rq), - - TP_STRUCT__entry( - __field( dev_t, dev ) - __field( sector_t, sector ) - __field( unsigned int, nr_sector ) - __field( unsigned int, bytes ) - __field( unsigned int, rwbs ) - __array_text( char, comm, TASK_COMM_LEN ) - __dynamic_array_hex( unsigned char, cmd, - (rq->cmd_type == REQ_TYPE_BLOCK_PC) ? - rq->cmd_len : 0) - ), - - TP_fast_assign( - tp_assign(dev, rq->rq_disk ? disk_devt(rq->rq_disk) : 0) - tp_assign(sector, (rq->cmd_type == REQ_TYPE_BLOCK_PC) ? - 0 : blk_rq_pos(rq)) - tp_assign(nr_sector, (rq->cmd_type == REQ_TYPE_BLOCK_PC) ? - 0 : blk_rq_sectors(rq)) - tp_assign(bytes, (rq->cmd_type == REQ_TYPE_BLOCK_PC) ? - blk_rq_bytes(rq) : 0) - blk_fill_rwbs(rwbs, rq->cmd_flags, blk_rq_bytes(rq)) - tp_memcpy_dyn(cmd, (rq->cmd_type == REQ_TYPE_BLOCK_PC) ? - rq->cmd : NULL); - tp_memcpy(comm, current->comm, TASK_COMM_LEN) - ), - - TP_printk("%d,%d %s %u (%s) %llu + %u [%s]", - MAJOR(__entry->dev), MINOR(__entry->dev), - __print_rwbs_flags(__entry->rwbs), - __entry->bytes, - __blk_dump_cmd(__get_dynamic_array(cmd), - __get_dynamic_array_len(cmd)), - (unsigned long long)__entry->sector, - __entry->nr_sector, __entry->comm) -) - -/** - * block_rq_insert - insert block operation request into queue - * @q: target queue - * @rq: block IO operation request - * - * Called immediately before block operation request @rq is inserted - * into queue @q. The fields in the operation request @rq struct can - * be examined to determine which device and sectors the pending - * operation would access. - */ -DEFINE_EVENT(block_rq, block_rq_insert, - - TP_PROTO(struct request_queue *q, struct request *rq), - - TP_ARGS(q, rq) -) - -/** - * block_rq_issue - issue pending block IO request operation to device driver - * @q: queue holding operation - * @rq: block IO operation operation request - * - * Called when block operation request @rq from queue @q is sent to a - * device driver for processing. - */ -DEFINE_EVENT(block_rq, block_rq_issue, - - TP_PROTO(struct request_queue *q, struct request *rq), - - TP_ARGS(q, rq) -) - -/** - * block_bio_bounce - used bounce buffer when processing block operation - * @q: queue holding the block operation - * @bio: block operation - * - * A bounce buffer was used to handle the block operation @bio in @q. - * This occurs when hardware limitations prevent a direct transfer of - * data between the @bio data memory area and the IO device. Use of a - * bounce buffer requires extra copying of data and decreases - * performance. - */ -TRACE_EVENT(block_bio_bounce, - - TP_PROTO(struct request_queue *q, struct bio *bio), - - TP_ARGS(q, bio), - - TP_STRUCT__entry( - __field( dev_t, dev ) - __field( sector_t, sector ) - __field( unsigned int, nr_sector ) - __field( unsigned int, rwbs ) - __array_text( char, comm, TASK_COMM_LEN ) - ), - - TP_fast_assign( - tp_assign(dev, bio->bi_bdev ? - bio->bi_bdev->bd_dev : 0) - tp_assign(sector, bio->bi_sector) - tp_assign(nr_sector, bio->bi_size >> 9) - blk_fill_rwbs(rwbs, bio->bi_rw, bio->bi_size) - tp_memcpy(comm, current->comm, TASK_COMM_LEN) - ), - - TP_printk("%d,%d %s %llu + %u [%s]", - MAJOR(__entry->dev), MINOR(__entry->dev), - __print_rwbs_flags(__entry->rwbs), - (unsigned long long)__entry->sector, - __entry->nr_sector, __entry->comm) -) - -/** - * block_bio_complete - completed all work on the block operation - * @q: queue holding the block operation - * @bio: block operation completed - * @error: io error value - * - * This tracepoint indicates there is no further work to do on this - * block IO operation @bio. - */ -TRACE_EVENT(block_bio_complete, - - TP_PROTO(struct request_queue *q, struct bio *bio, int error), - - TP_ARGS(q, bio, error), - - TP_STRUCT__entry( - __field( dev_t, dev ) - __field( sector_t, sector ) - __field( unsigned, nr_sector ) - __field( int, error ) - __field( unsigned int, rwbs ) - ), - - TP_fast_assign( - tp_assign(dev, bio->bi_bdev->bd_dev) - tp_assign(sector, bio->bi_sector) - tp_assign(nr_sector, bio->bi_size >> 9) - tp_assign(error, error) - blk_fill_rwbs(rwbs, bio->bi_rw, bio->bi_size) - ), - - TP_printk("%d,%d %s %llu + %u [%d]", - MAJOR(__entry->dev), MINOR(__entry->dev), - __print_rwbs_flags(__entry->rwbs), - (unsigned long long)__entry->sector, - __entry->nr_sector, __entry->error) -) - -DECLARE_EVENT_CLASS(block_bio, - - TP_PROTO(struct request_queue *q, struct bio *bio), - - TP_ARGS(q, bio), - - TP_STRUCT__entry( - __field( dev_t, dev ) - __field( sector_t, sector ) - __field( unsigned int, nr_sector ) - __field( unsigned int, rwbs ) - __array_text( char, comm, TASK_COMM_LEN ) - ), - - TP_fast_assign( - tp_assign(dev, bio->bi_bdev->bd_dev) - tp_assign(sector, bio->bi_sector) - tp_assign(nr_sector, bio->bi_size >> 9) - blk_fill_rwbs(rwbs, bio->bi_rw, bio->bi_size) - tp_memcpy(comm, current->comm, TASK_COMM_LEN) - ), - - TP_printk("%d,%d %s %llu + %u [%s]", - MAJOR(__entry->dev), MINOR(__entry->dev), - __print_rwbs_flags(__entry->rwbs), - (unsigned long long)__entry->sector, - __entry->nr_sector, __entry->comm) -) - -/** - * block_bio_backmerge - merging block operation to the end of an existing operation - * @q: queue holding operation - * @bio: new block operation to merge - * - * Merging block request @bio to the end of an existing block request - * in queue @q. - */ -DEFINE_EVENT(block_bio, block_bio_backmerge, - - TP_PROTO(struct request_queue *q, struct bio *bio), - - TP_ARGS(q, bio) -) - -/** - * block_bio_frontmerge - merging block operation to the beginning of an existing operation - * @q: queue holding operation - * @bio: new block operation to merge - * - * Merging block IO operation @bio to the beginning of an existing block - * operation in queue @q. - */ -DEFINE_EVENT(block_bio, block_bio_frontmerge, - - TP_PROTO(struct request_queue *q, struct bio *bio), - - TP_ARGS(q, bio) -) - -/** - * block_bio_queue - putting new block IO operation in queue - * @q: queue holding operation - * @bio: new block operation - * - * About to place the block IO operation @bio into queue @q. - */ -DEFINE_EVENT(block_bio, block_bio_queue, - - TP_PROTO(struct request_queue *q, struct bio *bio), - - TP_ARGS(q, bio) -) - -DECLARE_EVENT_CLASS(block_get_rq, - - TP_PROTO(struct request_queue *q, struct bio *bio, int rw), - - TP_ARGS(q, bio, rw), - - TP_STRUCT__entry( - __field( dev_t, dev ) - __field( sector_t, sector ) - __field( unsigned int, nr_sector ) - __field( unsigned int, rwbs ) - __array_text( char, comm, TASK_COMM_LEN ) - ), - - TP_fast_assign( - tp_assign(dev, bio ? bio->bi_bdev->bd_dev : 0) - tp_assign(sector, bio ? bio->bi_sector : 0) - tp_assign(nr_sector, bio ? bio->bi_size >> 9 : 0) - blk_fill_rwbs(rwbs, bio ? bio->bi_rw : 0, - bio ? bio->bi_size >> 9 : 0) - tp_memcpy(comm, current->comm, TASK_COMM_LEN) - ), - - TP_printk("%d,%d %s %llu + %u [%s]", - MAJOR(__entry->dev), MINOR(__entry->dev), - __print_rwbs_flags(__entry->rwbs), - (unsigned long long)__entry->sector, - __entry->nr_sector, __entry->comm) -) - -/** - * block_getrq - get a free request entry in queue for block IO operations - * @q: queue for operations - * @bio: pending block IO operation - * @rw: low bit indicates a read (%0) or a write (%1) - * - * A request struct for queue @q has been allocated to handle the - * block IO operation @bio. - */ -DEFINE_EVENT(block_get_rq, block_getrq, - - TP_PROTO(struct request_queue *q, struct bio *bio, int rw), - - TP_ARGS(q, bio, rw) -) - -/** - * block_sleeprq - waiting to get a free request entry in queue for block IO operation - * @q: queue for operation - * @bio: pending block IO operation - * @rw: low bit indicates a read (%0) or a write (%1) - * - * In the case where a request struct cannot be provided for queue @q - * the process needs to wait for an request struct to become - * available. This tracepoint event is generated each time the - * process goes to sleep waiting for request struct become available. - */ -DEFINE_EVENT(block_get_rq, block_sleeprq, - - TP_PROTO(struct request_queue *q, struct bio *bio, int rw), - - TP_ARGS(q, bio, rw) -) - -/** - * block_plug - keep operations requests in request queue - * @q: request queue to plug - * - * Plug the request queue @q. Do not allow block operation requests - * to be sent to the device driver. Instead, accumulate requests in - * the queue to improve throughput performance of the block device. - */ -TRACE_EVENT(block_plug, - - TP_PROTO(struct request_queue *q), - - TP_ARGS(q), - - TP_STRUCT__entry( - __array_text( char, comm, TASK_COMM_LEN ) - ), - - TP_fast_assign( - tp_memcpy(comm, current->comm, TASK_COMM_LEN) - ), - - TP_printk("[%s]", __entry->comm) -) - -DECLARE_EVENT_CLASS(block_unplug, - - TP_PROTO(struct request_queue *q, unsigned int depth, bool explicit), - - TP_ARGS(q, depth, explicit), - - TP_STRUCT__entry( - __field( int, nr_rq ) - __array_text( char, comm, TASK_COMM_LEN ) - ), - - TP_fast_assign( - tp_assign(nr_rq, depth) - tp_memcpy(comm, current->comm, TASK_COMM_LEN) - ), - - TP_printk("[%s] %d", __entry->comm, __entry->nr_rq) -) - -/** - * block_unplug - release of operations requests in request queue - * @q: request queue to unplug - * @depth: number of requests just added to the queue - * @explicit: whether this was an explicit unplug, or one from schedule() - * - * Unplug request queue @q because device driver is scheduled to work - * on elements in the request queue. - */ -DEFINE_EVENT(block_unplug, block_unplug, - - TP_PROTO(struct request_queue *q, unsigned int depth, bool explicit), - - TP_ARGS(q, depth, explicit) -) - -/** - * block_split - split a single bio struct into two bio structs - * @q: queue containing the bio - * @bio: block operation being split - * @new_sector: The starting sector for the new bio - * - * The bio request @bio in request queue @q needs to be split into two - * bio requests. The newly created @bio request starts at - * @new_sector. This split may be required due to hardware limitation - * such as operation crossing device boundaries in a RAID system. - */ -TRACE_EVENT(block_split, - - TP_PROTO(struct request_queue *q, struct bio *bio, - unsigned int new_sector), - - TP_ARGS(q, bio, new_sector), - - TP_STRUCT__entry( - __field( dev_t, dev ) - __field( sector_t, sector ) - __field( sector_t, new_sector ) - __field( unsigned int, rwbs ) - __array_text( char, comm, TASK_COMM_LEN ) - ), - - TP_fast_assign( - tp_assign(dev, bio->bi_bdev->bd_dev) - tp_assign(sector, bio->bi_sector) - tp_assign(new_sector, new_sector) - blk_fill_rwbs(rwbs, bio->bi_rw, bio->bi_size) - tp_memcpy(comm, current->comm, TASK_COMM_LEN) - ), - - TP_printk("%d,%d %s %llu / %llu [%s]", - MAJOR(__entry->dev), MINOR(__entry->dev), - __print_rwbs_flags(__entry->rwbs), - (unsigned long long)__entry->sector, - (unsigned long long)__entry->new_sector, - __entry->comm) -) - -/** - * block_bio_remap - map request for a logical device to the raw device - * @q: queue holding the operation - * @bio: revised operation - * @dev: device for the operation - * @from: original sector for the operation - * - * An operation for a logical device has been mapped to the - * raw block device. - */ -TRACE_EVENT(block_bio_remap, - - TP_PROTO(struct request_queue *q, struct bio *bio, dev_t dev, - sector_t from), - - TP_ARGS(q, bio, dev, from), - - TP_STRUCT__entry( - __field( dev_t, dev ) - __field( sector_t, sector ) - __field( unsigned int, nr_sector ) - __field( dev_t, old_dev ) - __field( sector_t, old_sector ) - __field( unsigned int, rwbs ) - ), - - TP_fast_assign( - tp_assign(dev, bio->bi_bdev->bd_dev) - tp_assign(sector, bio->bi_sector) - tp_assign(nr_sector, bio->bi_size >> 9) - tp_assign(old_dev, dev) - tp_assign(old_sector, from) - blk_fill_rwbs(rwbs, bio->bi_rw, bio->bi_size) - ), - - TP_printk("%d,%d %s %llu + %u <- (%d,%d) %llu", - MAJOR(__entry->dev), MINOR(__entry->dev), - __print_rwbs_flags(__entry->rwbs), - (unsigned long long)__entry->sector, - __entry->nr_sector, - MAJOR(__entry->old_dev), MINOR(__entry->old_dev), - (unsigned long long)__entry->old_sector) -) - -/** - * block_rq_remap - map request for a block operation request - * @q: queue holding the operation - * @rq: block IO operation request - * @dev: device for the operation - * @from: original sector for the operation - * - * The block operation request @rq in @q has been remapped. The block - * operation request @rq holds the current information and @from hold - * the original sector. - */ -TRACE_EVENT(block_rq_remap, - - TP_PROTO(struct request_queue *q, struct request *rq, dev_t dev, - sector_t from), - - TP_ARGS(q, rq, dev, from), - - TP_STRUCT__entry( - __field( dev_t, dev ) - __field( sector_t, sector ) - __field( unsigned int, nr_sector ) - __field( dev_t, old_dev ) - __field( sector_t, old_sector ) - __field( unsigned int, rwbs ) - ), - - TP_fast_assign( - tp_assign(dev, disk_devt(rq->rq_disk)) - tp_assign(sector, blk_rq_pos(rq)) - tp_assign(nr_sector, blk_rq_sectors(rq)) - tp_assign(old_dev, dev) - tp_assign(old_sector, from) - blk_fill_rwbs(rwbs, rq->cmd_flags, blk_rq_bytes(rq)) - ), - - TP_printk("%d,%d %s %llu + %u <- (%d,%d) %llu", - MAJOR(__entry->dev), MINOR(__entry->dev), - __print_rwbs_flags(__entry->rwbs), - (unsigned long long)__entry->sector, - __entry->nr_sector, - MAJOR(__entry->old_dev), MINOR(__entry->old_dev), - (unsigned long long)__entry->old_sector) -) - -#undef __print_rwbs_flags -#undef blk_fill_rwbs - -#endif /* _TRACE_BLOCK_H */ - -/* This part must be outside protection */ -#include "../../../probes/define_trace.h" - diff --git a/drivers/staging/lttng/instrumentation/events/lttng-module/irq.h b/drivers/staging/lttng/instrumentation/events/lttng-module/irq.h deleted file mode 100644 index 344015d..0000000 --- a/drivers/staging/lttng/instrumentation/events/lttng-module/irq.h +++ /dev/null @@ -1,155 +0,0 @@ -#undef TRACE_SYSTEM -#define TRACE_SYSTEM irq - -#if !defined(_TRACE_IRQ_H) || defined(TRACE_HEADER_MULTI_READ) -#define _TRACE_IRQ_H - -#include - -#ifndef _TRACE_IRQ_DEF_ -#define _TRACE_IRQ_DEF_ - -struct irqaction; -struct softirq_action; - -#define softirq_name(sirq) { sirq##_SOFTIRQ, #sirq } -#define show_softirq_name(val) \ - __print_symbolic(val, \ - softirq_name(HI), \ - softirq_name(TIMER), \ - softirq_name(NET_TX), \ - softirq_name(NET_RX), \ - softirq_name(BLOCK), \ - softirq_name(BLOCK_IOPOLL), \ - softirq_name(TASKLET), \ - softirq_name(SCHED), \ - softirq_name(HRTIMER), \ - softirq_name(RCU)) - -#endif /* _TRACE_IRQ_DEF_ */ - -/** - * irq_handler_entry - called immediately before the irq action handler - * @irq: irq number - * @action: pointer to struct irqaction - * - * The struct irqaction pointed to by @action contains various - * information about the handler, including the device name, - * @action->name, and the device id, @action->dev_id. When used in - * conjunction with the irq_handler_exit tracepoint, we can figure - * out irq handler latencies. - */ -TRACE_EVENT(irq_handler_entry, - - TP_PROTO(int irq, struct irqaction *action), - - TP_ARGS(irq, action), - - TP_STRUCT__entry( - __field( int, irq ) - __string( name, action->name ) - ), - - TP_fast_assign( - tp_assign(irq, irq) - tp_strcpy(name, action->name) - ), - - TP_printk("irq=%d name=%s", __entry->irq, __get_str(name)) -) - -/** - * irq_handler_exit - called immediately after the irq action handler returns - * @irq: irq number - * @action: pointer to struct irqaction - * @ret: return value - * - * If the @ret value is set to IRQ_HANDLED, then we know that the corresponding - * @action->handler scuccessully handled this irq. Otherwise, the irq might be - * a shared irq line, or the irq was not handled successfully. Can be used in - * conjunction with the irq_handler_entry to understand irq handler latencies. - */ -TRACE_EVENT(irq_handler_exit, - - TP_PROTO(int irq, struct irqaction *action, int ret), - - TP_ARGS(irq, action, ret), - - TP_STRUCT__entry( - __field( int, irq ) - __field( int, ret ) - ), - - TP_fast_assign( - tp_assign(irq, irq) - tp_assign(ret, ret) - ), - - TP_printk("irq=%d ret=%s", - __entry->irq, __entry->ret ? "handled" : "unhandled") -) - -DECLARE_EVENT_CLASS(softirq, - - TP_PROTO(unsigned int vec_nr), - - TP_ARGS(vec_nr), - - TP_STRUCT__entry( - __field( unsigned int, vec ) - ), - - TP_fast_assign( - tp_assign(vec, vec_nr) - ), - - TP_printk("vec=%u [action=%s]", __entry->vec, - show_softirq_name(__entry->vec)) -) - -/** - * softirq_entry - called immediately before the softirq handler - * @vec_nr: softirq vector number - * - * When used in combination with the softirq_exit tracepoint - * we can determine the softirq handler runtine. - */ -DEFINE_EVENT(softirq, softirq_entry, - - TP_PROTO(unsigned int vec_nr), - - TP_ARGS(vec_nr) -) - -/** - * softirq_exit - called immediately after the softirq handler returns - * @vec_nr: softirq vector number - * - * When used in combination with the softirq_entry tracepoint - * we can determine the softirq handler runtine. - */ -DEFINE_EVENT(softirq, softirq_exit, - - TP_PROTO(unsigned int vec_nr), - - TP_ARGS(vec_nr) -) - -/** - * softirq_raise - called immediately when a softirq is raised - * @vec_nr: softirq vector number - * - * When used in combination with the softirq_entry tracepoint - * we can determine the softirq raise to run latency. - */ -DEFINE_EVENT(softirq, softirq_raise, - - TP_PROTO(unsigned int vec_nr), - - TP_ARGS(vec_nr) -) - -#endif /* _TRACE_IRQ_H */ - -/* This part must be outside protection */ -#include "../../../probes/define_trace.h" diff --git a/drivers/staging/lttng/instrumentation/events/lttng-module/kvm.h b/drivers/staging/lttng/instrumentation/events/lttng-module/kvm.h deleted file mode 100644 index e10455b..0000000 --- a/drivers/staging/lttng/instrumentation/events/lttng-module/kvm.h +++ /dev/null @@ -1,312 +0,0 @@ -#if !defined(_TRACE_KVM_MAIN_H) || defined(TRACE_HEADER_MULTI_READ) -#define _TRACE_KVM_MAIN_H - -#include - -#undef TRACE_SYSTEM -#define TRACE_SYSTEM kvm - -#define ERSN(x) { KVM_EXIT_##x, "KVM_EXIT_" #x } - -#define kvm_trace_exit_reason \ - ERSN(UNKNOWN), ERSN(EXCEPTION), ERSN(IO), ERSN(HYPERCALL), \ - ERSN(DEBUG), ERSN(HLT), ERSN(MMIO), ERSN(IRQ_WINDOW_OPEN), \ - ERSN(SHUTDOWN), ERSN(FAIL_ENTRY), ERSN(INTR), ERSN(SET_TPR), \ - ERSN(TPR_ACCESS), ERSN(S390_SIEIC), ERSN(S390_RESET), ERSN(DCR),\ - ERSN(NMI), ERSN(INTERNAL_ERROR), ERSN(OSI) - -TRACE_EVENT(kvm_userspace_exit, - TP_PROTO(__u32 reason, int errno), - TP_ARGS(reason, errno), - - TP_STRUCT__entry( - __field( __u32, reason ) - __field( int, errno ) - ), - - TP_fast_assign( - tp_assign(reason, reason) - tp_assign(errno, errno) - ), - - TP_printk("reason %s (%d)", - __entry->errno < 0 ? - (__entry->errno == -EINTR ? "restart" : "error") : - __print_symbolic(__entry->reason, kvm_trace_exit_reason), - __entry->errno < 0 ? -__entry->errno : __entry->reason) -) - -#if defined(__KVM_HAVE_IOAPIC) -TRACE_EVENT(kvm_set_irq, - TP_PROTO(unsigned int gsi, int level, int irq_source_id), - TP_ARGS(gsi, level, irq_source_id), - - TP_STRUCT__entry( - __field( unsigned int, gsi ) - __field( int, level ) - __field( int, irq_source_id ) - ), - - TP_fast_assign( - tp_assign(gsi, gsi) - tp_assign(level, level) - tp_assign(irq_source_id, irq_source_id) - ), - - TP_printk("gsi %u level %d source %d", - __entry->gsi, __entry->level, __entry->irq_source_id) -) - -#define kvm_deliver_mode \ - {0x0, "Fixed"}, \ - {0x1, "LowPrio"}, \ - {0x2, "SMI"}, \ - {0x3, "Res3"}, \ - {0x4, "NMI"}, \ - {0x5, "INIT"}, \ - {0x6, "SIPI"}, \ - {0x7, "ExtINT"} - -TRACE_EVENT(kvm_ioapic_set_irq, - TP_PROTO(__u64 e, int pin, bool coalesced), - TP_ARGS(e, pin, coalesced), - - TP_STRUCT__entry( - __field( __u64, e ) - __field( int, pin ) - __field( bool, coalesced ) - ), - - TP_fast_assign( - tp_assign(e, e) - tp_assign(pin, pin) - tp_assign(coalesced, coalesced) - ), - - TP_printk("pin %u dst %x vec=%u (%s|%s|%s%s)%s", - __entry->pin, (u8)(__entry->e >> 56), (u8)__entry->e, - __print_symbolic((__entry->e >> 8 & 0x7), kvm_deliver_mode), - (__entry->e & (1<<11)) ? "logical" : "physical", - (__entry->e & (1<<15)) ? "level" : "edge", - (__entry->e & (1<<16)) ? "|masked" : "", - __entry->coalesced ? " (coalesced)" : "") -) - -TRACE_EVENT(kvm_msi_set_irq, - TP_PROTO(__u64 address, __u64 data), - TP_ARGS(address, data), - - TP_STRUCT__entry( - __field( __u64, address ) - __field( __u64, data ) - ), - - TP_fast_assign( - tp_assign(address, address) - tp_assign(data, data) - ), - - TP_printk("dst %u vec %x (%s|%s|%s%s)", - (u8)(__entry->address >> 12), (u8)__entry->data, - __print_symbolic((__entry->data >> 8 & 0x7), kvm_deliver_mode), - (__entry->address & (1<<2)) ? "logical" : "physical", - (__entry->data & (1<<15)) ? "level" : "edge", - (__entry->address & (1<<3)) ? "|rh" : "") -) - -#define kvm_irqchips \ - {KVM_IRQCHIP_PIC_MASTER, "PIC master"}, \ - {KVM_IRQCHIP_PIC_SLAVE, "PIC slave"}, \ - {KVM_IRQCHIP_IOAPIC, "IOAPIC"} - -TRACE_EVENT(kvm_ack_irq, - TP_PROTO(unsigned int irqchip, unsigned int pin), - TP_ARGS(irqchip, pin), - - TP_STRUCT__entry( - __field( unsigned int, irqchip ) - __field( unsigned int, pin ) - ), - - TP_fast_assign( - tp_assign(irqchip, irqchip) - tp_assign(pin, pin) - ), - - TP_printk("irqchip %s pin %u", - __print_symbolic(__entry->irqchip, kvm_irqchips), - __entry->pin) -) - - - -#endif /* defined(__KVM_HAVE_IOAPIC) */ - -#define KVM_TRACE_MMIO_READ_UNSATISFIED 0 -#define KVM_TRACE_MMIO_READ 1 -#define KVM_TRACE_MMIO_WRITE 2 - -#define kvm_trace_symbol_mmio \ - { KVM_TRACE_MMIO_READ_UNSATISFIED, "unsatisfied-read" }, \ - { KVM_TRACE_MMIO_READ, "read" }, \ - { KVM_TRACE_MMIO_WRITE, "write" } - -TRACE_EVENT(kvm_mmio, - TP_PROTO(int type, int len, u64 gpa, u64 val), - TP_ARGS(type, len, gpa, val), - - TP_STRUCT__entry( - __field( u32, type ) - __field( u32, len ) - __field( u64, gpa ) - __field( u64, val ) - ), - - TP_fast_assign( - tp_assign(type, type) - tp_assign(len, len) - tp_assign(gpa, gpa) - tp_assign(val, val) - ), - - TP_printk("mmio %s len %u gpa 0x%llx val 0x%llx", - __print_symbolic(__entry->type, kvm_trace_symbol_mmio), - __entry->len, __entry->gpa, __entry->val) -) - -#define kvm_fpu_load_symbol \ - {0, "unload"}, \ - {1, "load"} - -TRACE_EVENT(kvm_fpu, - TP_PROTO(int load), - TP_ARGS(load), - - TP_STRUCT__entry( - __field( u32, load ) - ), - - TP_fast_assign( - tp_assign(load, load) - ), - - TP_printk("%s", __print_symbolic(__entry->load, kvm_fpu_load_symbol)) -) - -TRACE_EVENT(kvm_age_page, - TP_PROTO(ulong hva, struct kvm_memory_slot *slot, int ref), - TP_ARGS(hva, slot, ref), - - TP_STRUCT__entry( - __field( u64, hva ) - __field( u64, gfn ) - __field( u8, referenced ) - ), - - TP_fast_assign( - tp_assign(hva, hva) - tp_assign(gfn, - slot->base_gfn + ((hva - slot->userspace_addr) >> PAGE_SHIFT)) - tp_assign(referenced, ref) - ), - - TP_printk("hva %llx gfn %llx %s", - __entry->hva, __entry->gfn, - __entry->referenced ? "YOUNG" : "OLD") -) - -#ifdef CONFIG_KVM_ASYNC_PF -DECLARE_EVENT_CLASS(kvm_async_get_page_class, - - TP_PROTO(u64 gva, u64 gfn), - - TP_ARGS(gva, gfn), - - TP_STRUCT__entry( - __field(__u64, gva) - __field(u64, gfn) - ), - - TP_fast_assign( - tp_assign(gva, gva) - tp_assign(gfn, gfn) - ), - - TP_printk("gva = %#llx, gfn = %#llx", __entry->gva, __entry->gfn) -) - -DEFINE_EVENT(kvm_async_get_page_class, kvm_try_async_get_page, - - TP_PROTO(u64 gva, u64 gfn), - - TP_ARGS(gva, gfn) -) - -DEFINE_EVENT(kvm_async_get_page_class, kvm_async_pf_doublefault, - - TP_PROTO(u64 gva, u64 gfn), - - TP_ARGS(gva, gfn) -) - -DECLARE_EVENT_CLASS(kvm_async_pf_nopresent_ready, - - TP_PROTO(u64 token, u64 gva), - - TP_ARGS(token, gva), - - TP_STRUCT__entry( - __field(__u64, token) - __field(__u64, gva) - ), - - TP_fast_assign( - tp_assign(token, token) - tp_assign(gva, gva) - ), - - TP_printk("token %#llx gva %#llx", __entry->token, __entry->gva) - -) - -DEFINE_EVENT(kvm_async_pf_nopresent_ready, kvm_async_pf_not_present, - - TP_PROTO(u64 token, u64 gva), - - TP_ARGS(token, gva) -) - -DEFINE_EVENT(kvm_async_pf_nopresent_ready, kvm_async_pf_ready, - - TP_PROTO(u64 token, u64 gva), - - TP_ARGS(token, gva) -) - -TRACE_EVENT( - kvm_async_pf_completed, - TP_PROTO(unsigned long address, struct page *page, u64 gva), - TP_ARGS(address, page, gva), - - TP_STRUCT__entry( - __field(unsigned long, address) - __field(pfn_t, pfn) - __field(u64, gva) - ), - - TP_fast_assign( - tp_assign(address, address) - tp_assign(pfn, page ? page_to_pfn(page) : 0) - tp_assign(gva, gva) - ), - - TP_printk("gva %#llx address %#lx pfn %#llx", __entry->gva, - __entry->address, __entry->pfn) -) - -#endif - -#endif /* _TRACE_KVM_MAIN_H */ - -/* This part must be outside protection */ -#include "../../../probes/define_trace.h" diff --git a/drivers/staging/lttng/instrumentation/events/lttng-module/lttng.h b/drivers/staging/lttng/instrumentation/events/lttng-module/lttng.h deleted file mode 100644 index 6f3d6d1..0000000 --- a/drivers/staging/lttng/instrumentation/events/lttng-module/lttng.h +++ /dev/null @@ -1,34 +0,0 @@ -#undef TRACE_SYSTEM -#define TRACE_SYSTEM lttng - -#if !defined(_TRACE_LTTNG_H) || defined(TRACE_HEADER_MULTI_READ) -#define _TRACE_LTTNG_H - -#include - -TRACE_EVENT(lttng_metadata, - - TP_PROTO(const char *str), - - TP_ARGS(str), - - /* - * Not exactly a string: more a sequence of bytes (dynamic - * array) without the length. This is a dummy anyway: we only - * use this declaration to generate an event metadata entry. - */ - TP_STRUCT__entry( - __string( str, str ) - ), - - TP_fast_assign( - tp_strcpy(str, str) - ), - - TP_printk("") -) - -#endif /* _TRACE_LTTNG_H */ - -/* This part must be outside protection */ -#include "../../../probes/define_trace.h" diff --git a/drivers/staging/lttng/instrumentation/events/lttng-module/sched.h b/drivers/staging/lttng/instrumentation/events/lttng-module/sched.h deleted file mode 100644 index 33f6921..0000000 --- a/drivers/staging/lttng/instrumentation/events/lttng-module/sched.h +++ /dev/null @@ -1,400 +0,0 @@ -#undef TRACE_SYSTEM -#define TRACE_SYSTEM sched - -#if !defined(_TRACE_SCHED_H) || defined(TRACE_HEADER_MULTI_READ) -#define _TRACE_SCHED_H - -#include -#include - -#ifndef _TRACE_SCHED_DEF_ -#define _TRACE_SCHED_DEF_ - -static inline long __trace_sched_switch_state(struct task_struct *p) -{ - long state = p->state; - -#ifdef CONFIG_PREEMPT - /* - * For all intents and purposes a preempted task is a running task. - */ - if (task_thread_info(p)->preempt_count & PREEMPT_ACTIVE) - state = TASK_RUNNING; -#endif - - return state; -} - -#endif /* _TRACE_SCHED_DEF_ */ - -/* - * Tracepoint for calling kthread_stop, performed to end a kthread: - */ -TRACE_EVENT(sched_kthread_stop, - - TP_PROTO(struct task_struct *t), - - TP_ARGS(t), - - TP_STRUCT__entry( - __array_text( char, comm, TASK_COMM_LEN ) - __field( pid_t, tid ) - ), - - TP_fast_assign( - tp_memcpy(comm, t->comm, TASK_COMM_LEN) - tp_assign(tid, t->pid) - ), - - TP_printk("comm=%s tid=%d", __entry->comm, __entry->tid) -) - -/* - * Tracepoint for the return value of the kthread stopping: - */ -TRACE_EVENT(sched_kthread_stop_ret, - - TP_PROTO(int ret), - - TP_ARGS(ret), - - TP_STRUCT__entry( - __field( int, ret ) - ), - - TP_fast_assign( - tp_assign(ret, ret) - ), - - TP_printk("ret=%d", __entry->ret) -) - -/* - * Tracepoint for waking up a task: - */ -DECLARE_EVENT_CLASS(sched_wakeup_template, - - TP_PROTO(struct task_struct *p, int success), - - TP_ARGS(p, success), - - TP_STRUCT__entry( - __array_text( char, comm, TASK_COMM_LEN ) - __field( pid_t, tid ) - __field( int, prio ) - __field( int, success ) - __field( int, target_cpu ) - ), - - TP_fast_assign( - tp_memcpy(comm, p->comm, TASK_COMM_LEN) - tp_assign(tid, p->pid) - tp_assign(prio, p->prio) - tp_assign(success, success) - tp_assign(target_cpu, task_cpu(p)) - ), - - TP_printk("comm=%s tid=%d prio=%d success=%d target_cpu=%03d", - __entry->comm, __entry->tid, __entry->prio, - __entry->success, __entry->target_cpu) -) - -DEFINE_EVENT(sched_wakeup_template, sched_wakeup, - TP_PROTO(struct task_struct *p, int success), - TP_ARGS(p, success)) - -/* - * Tracepoint for waking up a new task: - */ -DEFINE_EVENT(sched_wakeup_template, sched_wakeup_new, - TP_PROTO(struct task_struct *p, int success), - TP_ARGS(p, success)) - -/* - * Tracepoint for task switches, performed by the scheduler: - */ -TRACE_EVENT(sched_switch, - - TP_PROTO(struct task_struct *prev, - struct task_struct *next), - - TP_ARGS(prev, next), - - TP_STRUCT__entry( - __array_text( char, prev_comm, TASK_COMM_LEN ) - __field( pid_t, prev_tid ) - __field( int, prev_prio ) - __field( long, prev_state ) - __array_text( char, next_comm, TASK_COMM_LEN ) - __field( pid_t, next_tid ) - __field( int, next_prio ) - ), - - TP_fast_assign( - tp_memcpy(next_comm, next->comm, TASK_COMM_LEN) - tp_assign(prev_tid, prev->pid) - tp_assign(prev_prio, prev->prio - MAX_RT_PRIO) - tp_assign(prev_state, __trace_sched_switch_state(prev)) - tp_memcpy(prev_comm, prev->comm, TASK_COMM_LEN) - tp_assign(next_tid, next->pid) - tp_assign(next_prio, next->prio - MAX_RT_PRIO) - ), - - TP_printk("prev_comm=%s prev_tid=%d prev_prio=%d prev_state=%s ==> next_comm=%s next_tid=%d next_prio=%d", - __entry->prev_comm, __entry->prev_tid, __entry->prev_prio, - __entry->prev_state ? - __print_flags(__entry->prev_state, "|", - { 1, "S"} , { 2, "D" }, { 4, "T" }, { 8, "t" }, - { 16, "Z" }, { 32, "X" }, { 64, "x" }, - { 128, "W" }) : "R", - __entry->next_comm, __entry->next_tid, __entry->next_prio) -) - -/* - * Tracepoint for a task being migrated: - */ -TRACE_EVENT(sched_migrate_task, - - TP_PROTO(struct task_struct *p, int dest_cpu), - - TP_ARGS(p, dest_cpu), - - TP_STRUCT__entry( - __array_text( char, comm, TASK_COMM_LEN ) - __field( pid_t, tid ) - __field( int, prio ) - __field( int, orig_cpu ) - __field( int, dest_cpu ) - ), - - TP_fast_assign( - tp_memcpy(comm, p->comm, TASK_COMM_LEN) - tp_assign(tid, p->pid) - tp_assign(prio, p->prio - MAX_RT_PRIO) - tp_assign(orig_cpu, task_cpu(p)) - tp_assign(dest_cpu, dest_cpu) - ), - - TP_printk("comm=%s tid=%d prio=%d orig_cpu=%d dest_cpu=%d", - __entry->comm, __entry->tid, __entry->prio, - __entry->orig_cpu, __entry->dest_cpu) -) - -DECLARE_EVENT_CLASS(sched_process_template, - - TP_PROTO(struct task_struct *p), - - TP_ARGS(p), - - TP_STRUCT__entry( - __array_text( char, comm, TASK_COMM_LEN ) - __field( pid_t, tid ) - __field( int, prio ) - ), - - TP_fast_assign( - tp_memcpy(comm, p->comm, TASK_COMM_LEN) - tp_assign(tid, p->pid) - tp_assign(prio, p->prio - MAX_RT_PRIO) - ), - - TP_printk("comm=%s tid=%d prio=%d", - __entry->comm, __entry->tid, __entry->prio) -) - -/* - * Tracepoint for freeing a task: - */ -DEFINE_EVENT(sched_process_template, sched_process_free, - TP_PROTO(struct task_struct *p), - TP_ARGS(p)) - - -/* - * Tracepoint for a task exiting: - */ -DEFINE_EVENT(sched_process_template, sched_process_exit, - TP_PROTO(struct task_struct *p), - TP_ARGS(p)) - -/* - * Tracepoint for waiting on task to unschedule: - */ -DEFINE_EVENT(sched_process_template, sched_wait_task, - TP_PROTO(struct task_struct *p), - TP_ARGS(p)) - -/* - * Tracepoint for a waiting task: - */ -TRACE_EVENT(sched_process_wait, - - TP_PROTO(struct pid *pid), - - TP_ARGS(pid), - - TP_STRUCT__entry( - __array_text( char, comm, TASK_COMM_LEN ) - __field( pid_t, tid ) - __field( int, prio ) - ), - - TP_fast_assign( - tp_memcpy(comm, current->comm, TASK_COMM_LEN) - tp_assign(tid, pid_nr(pid)) - tp_assign(prio, current->prio - MAX_RT_PRIO) - ), - - TP_printk("comm=%s tid=%d prio=%d", - __entry->comm, __entry->tid, __entry->prio) -) - -/* - * Tracepoint for do_fork: - */ -TRACE_EVENT(sched_process_fork, - - TP_PROTO(struct task_struct *parent, struct task_struct *child), - - TP_ARGS(parent, child), - - TP_STRUCT__entry( - __array_text( char, parent_comm, TASK_COMM_LEN ) - __field( pid_t, parent_tid ) - __array_text( char, child_comm, TASK_COMM_LEN ) - __field( pid_t, child_tid ) - ), - - TP_fast_assign( - tp_memcpy(parent_comm, parent->comm, TASK_COMM_LEN) - tp_assign(parent_tid, parent->pid) - tp_memcpy(child_comm, child->comm, TASK_COMM_LEN) - tp_assign(child_tid, child->pid) - ), - - TP_printk("comm=%s tid=%d child_comm=%s child_tid=%d", - __entry->parent_comm, __entry->parent_tid, - __entry->child_comm, __entry->child_tid) -) - -/* - * XXX the below sched_stat tracepoints only apply to SCHED_OTHER/BATCH/IDLE - * adding sched_stat support to SCHED_FIFO/RR would be welcome. - */ -DECLARE_EVENT_CLASS(sched_stat_template, - - TP_PROTO(struct task_struct *tsk, u64 delay), - - TP_ARGS(tsk, delay), - - TP_STRUCT__entry( - __array_text( char, comm, TASK_COMM_LEN ) - __field( pid_t, tid ) - __field( u64, delay ) - ), - - TP_fast_assign( - tp_memcpy(comm, tsk->comm, TASK_COMM_LEN) - tp_assign(tid, tsk->pid) - tp_assign(delay, delay) - ) - TP_perf_assign( - __perf_count(delay) - ), - - TP_printk("comm=%s tid=%d delay=%Lu [ns]", - __entry->comm, __entry->tid, - (unsigned long long)__entry->delay) -) - - -/* - * Tracepoint for accounting wait time (time the task is runnable - * but not actually running due to scheduler contention). - */ -DEFINE_EVENT(sched_stat_template, sched_stat_wait, - TP_PROTO(struct task_struct *tsk, u64 delay), - TP_ARGS(tsk, delay)) - -/* - * Tracepoint for accounting sleep time (time the task is not runnable, - * including iowait, see below). - */ -DEFINE_EVENT(sched_stat_template, sched_stat_sleep, - TP_PROTO(struct task_struct *tsk, u64 delay), - TP_ARGS(tsk, delay)) - -/* - * Tracepoint for accounting iowait time (time the task is not runnable - * due to waiting on IO to complete). - */ -DEFINE_EVENT(sched_stat_template, sched_stat_iowait, - TP_PROTO(struct task_struct *tsk, u64 delay), - TP_ARGS(tsk, delay)) - -/* - * Tracepoint for accounting runtime (time the task is executing - * on a CPU). - */ -TRACE_EVENT(sched_stat_runtime, - - TP_PROTO(struct task_struct *tsk, u64 runtime, u64 vruntime), - - TP_ARGS(tsk, runtime, vruntime), - - TP_STRUCT__entry( - __array_text( char, comm, TASK_COMM_LEN ) - __field( pid_t, tid ) - __field( u64, runtime ) - __field( u64, vruntime ) - ), - - TP_fast_assign( - tp_memcpy(comm, tsk->comm, TASK_COMM_LEN) - tp_assign(tid, tsk->pid) - tp_assign(runtime, runtime) - tp_assign(vruntime, vruntime) - ) - TP_perf_assign( - __perf_count(runtime) - ), - - TP_printk("comm=%s tid=%d runtime=%Lu [ns] vruntime=%Lu [ns]", - __entry->comm, __entry->tid, - (unsigned long long)__entry->runtime, - (unsigned long long)__entry->vruntime) -) - -/* - * Tracepoint for showing priority inheritance modifying a tasks - * priority. - */ -TRACE_EVENT(sched_pi_setprio, - - TP_PROTO(struct task_struct *tsk, int newprio), - - TP_ARGS(tsk, newprio), - - TP_STRUCT__entry( - __array_text( char, comm, TASK_COMM_LEN ) - __field( pid_t, tid ) - __field( int, oldprio ) - __field( int, newprio ) - ), - - TP_fast_assign( - tp_memcpy(comm, tsk->comm, TASK_COMM_LEN) - tp_assign(tid, tsk->pid) - tp_assign(oldprio, tsk->prio - MAX_RT_PRIO) - tp_assign(newprio, newprio - MAX_RT_PRIO) - ), - - TP_printk("comm=%s tid=%d oldprio=%d newprio=%d", - __entry->comm, __entry->tid, - __entry->oldprio, __entry->newprio) -) - -#endif /* _TRACE_SCHED_H */ - -/* This part must be outside protection */ -#include "../../../probes/define_trace.h" diff --git a/drivers/staging/lttng/instrumentation/events/lttng-module/syscalls.h b/drivers/staging/lttng/instrumentation/events/lttng-module/syscalls.h deleted file mode 100644 index a2bb956..0000000 --- a/drivers/staging/lttng/instrumentation/events/lttng-module/syscalls.h +++ /dev/null @@ -1,76 +0,0 @@ -#undef TRACE_SYSTEM -#define TRACE_SYSTEM raw_syscalls -#define TRACE_INCLUDE_FILE syscalls - -#if !defined(_TRACE_EVENTS_SYSCALLS_H) || defined(TRACE_HEADER_MULTI_READ) -#define _TRACE_EVENTS_SYSCALLS_H - -#include - -#ifdef CONFIG_HAVE_SYSCALL_TRACEPOINTS - -#ifndef _TRACE_SYSCALLS_DEF_ -#define _TRACE_SYSCALLS_DEF_ - -#include -#include - -#endif /* _TRACE_SYSCALLS_DEF_ */ - -TRACE_EVENT(sys_enter, - - TP_PROTO(struct pt_regs *regs, long id), - - TP_ARGS(regs, id), - - TP_STRUCT__entry( - __field( long, id ) - __array( unsigned long, args, 6 ) - ), - - TP_fast_assign( - tp_assign(id, id) - { - tp_memcpy(args, - ({ - unsigned long args_copy[6]; - syscall_get_arguments(current, regs, - 0, 6, args_copy); - args_copy; - }), 6 * sizeof(unsigned long)); - } - ), - - TP_printk("NR %ld (%lx, %lx, %lx, %lx, %lx, %lx)", - __entry->id, - __entry->args[0], __entry->args[1], __entry->args[2], - __entry->args[3], __entry->args[4], __entry->args[5]) -) - -TRACE_EVENT(sys_exit, - - TP_PROTO(struct pt_regs *regs, long ret), - - TP_ARGS(regs, ret), - - TP_STRUCT__entry( - __field( long, id ) - __field( long, ret ) - ), - - TP_fast_assign( - tp_assign(id, syscall_get_nr(current, regs)) - tp_assign(ret, ret) - ), - - TP_printk("NR %ld = %ld", - __entry->id, __entry->ret) -) - -#endif /* CONFIG_HAVE_SYSCALL_TRACEPOINTS */ - -#endif /* _TRACE_EVENTS_SYSCALLS_H */ - -/* This part must be outside protection */ -#include "../../../probes/define_trace.h" - diff --git a/drivers/staging/lttng/instrumentation/events/mainline/block.h b/drivers/staging/lttng/instrumentation/events/mainline/block.h deleted file mode 100644 index bf36654..0000000 --- a/drivers/staging/lttng/instrumentation/events/mainline/block.h +++ /dev/null @@ -1,569 +0,0 @@ -#undef TRACE_SYSTEM -#define TRACE_SYSTEM block - -#if !defined(_TRACE_BLOCK_H) || defined(TRACE_HEADER_MULTI_READ) -#define _TRACE_BLOCK_H - -#include -#include -#include - -DECLARE_EVENT_CLASS(block_rq_with_error, - - TP_PROTO(struct request_queue *q, struct request *rq), - - TP_ARGS(q, rq), - - TP_STRUCT__entry( - __field( dev_t, dev ) - __field( sector_t, sector ) - __field( unsigned int, nr_sector ) - __field( int, errors ) - __array( char, rwbs, 6 ) - __dynamic_array( char, cmd, blk_cmd_buf_len(rq) ) - ), - - TP_fast_assign( - __entry->dev = rq->rq_disk ? disk_devt(rq->rq_disk) : 0; - __entry->sector = (rq->cmd_type == REQ_TYPE_BLOCK_PC) ? - 0 : blk_rq_pos(rq); - __entry->nr_sector = (rq->cmd_type == REQ_TYPE_BLOCK_PC) ? - 0 : blk_rq_sectors(rq); - __entry->errors = rq->errors; - - blk_fill_rwbs(__entry->rwbs, rq->cmd_flags, blk_rq_bytes(rq)); - blk_dump_cmd(__get_str(cmd), rq); - ), - - TP_printk("%d,%d %s (%s) %llu + %u [%d]", - MAJOR(__entry->dev), MINOR(__entry->dev), - __entry->rwbs, __get_str(cmd), - (unsigned long long)__entry->sector, - __entry->nr_sector, __entry->errors) -); - -/** - * block_rq_abort - abort block operation request - * @q: queue containing the block operation request - * @rq: block IO operation request - * - * Called immediately after pending block IO operation request @rq in - * queue @q is aborted. The fields in the operation request @rq - * can be examined to determine which device and sectors the pending - * operation would access. - */ -DEFINE_EVENT(block_rq_with_error, block_rq_abort, - - TP_PROTO(struct request_queue *q, struct request *rq), - - TP_ARGS(q, rq) -); - -/** - * block_rq_requeue - place block IO request back on a queue - * @q: queue holding operation - * @rq: block IO operation request - * - * The block operation request @rq is being placed back into queue - * @q. For some reason the request was not completed and needs to be - * put back in the queue. - */ -DEFINE_EVENT(block_rq_with_error, block_rq_requeue, - - TP_PROTO(struct request_queue *q, struct request *rq), - - TP_ARGS(q, rq) -); - -/** - * block_rq_complete - block IO operation completed by device driver - * @q: queue containing the block operation request - * @rq: block operations request - * - * The block_rq_complete tracepoint event indicates that some portion - * of operation request has been completed by the device driver. If - * the @rq->bio is %NULL, then there is absolutely no additional work to - * do for the request. If @rq->bio is non-NULL then there is - * additional work required to complete the request. - */ -DEFINE_EVENT(block_rq_with_error, block_rq_complete, - - TP_PROTO(struct request_queue *q, struct request *rq), - - TP_ARGS(q, rq) -); - -DECLARE_EVENT_CLASS(block_rq, - - TP_PROTO(struct request_queue *q, struct request *rq), - - TP_ARGS(q, rq), - - TP_STRUCT__entry( - __field( dev_t, dev ) - __field( sector_t, sector ) - __field( unsigned int, nr_sector ) - __field( unsigned int, bytes ) - __array( char, rwbs, 6 ) - __array( char, comm, TASK_COMM_LEN ) - __dynamic_array( char, cmd, blk_cmd_buf_len(rq) ) - ), - - TP_fast_assign( - __entry->dev = rq->rq_disk ? disk_devt(rq->rq_disk) : 0; - __entry->sector = (rq->cmd_type == REQ_TYPE_BLOCK_PC) ? - 0 : blk_rq_pos(rq); - __entry->nr_sector = (rq->cmd_type == REQ_TYPE_BLOCK_PC) ? - 0 : blk_rq_sectors(rq); - __entry->bytes = (rq->cmd_type == REQ_TYPE_BLOCK_PC) ? - blk_rq_bytes(rq) : 0; - - blk_fill_rwbs(__entry->rwbs, rq->cmd_flags, blk_rq_bytes(rq)); - blk_dump_cmd(__get_str(cmd), rq); - memcpy(__entry->comm, current->comm, TASK_COMM_LEN); - ), - - TP_printk("%d,%d %s %u (%s) %llu + %u [%s]", - MAJOR(__entry->dev), MINOR(__entry->dev), - __entry->rwbs, __entry->bytes, __get_str(cmd), - (unsigned long long)__entry->sector, - __entry->nr_sector, __entry->comm) -); - -/** - * block_rq_insert - insert block operation request into queue - * @q: target queue - * @rq: block IO operation request - * - * Called immediately before block operation request @rq is inserted - * into queue @q. The fields in the operation request @rq struct can - * be examined to determine which device and sectors the pending - * operation would access. - */ -DEFINE_EVENT(block_rq, block_rq_insert, - - TP_PROTO(struct request_queue *q, struct request *rq), - - TP_ARGS(q, rq) -); - -/** - * block_rq_issue - issue pending block IO request operation to device driver - * @q: queue holding operation - * @rq: block IO operation operation request - * - * Called when block operation request @rq from queue @q is sent to a - * device driver for processing. - */ -DEFINE_EVENT(block_rq, block_rq_issue, - - TP_PROTO(struct request_queue *q, struct request *rq), - - TP_ARGS(q, rq) -); - -/** - * block_bio_bounce - used bounce buffer when processing block operation - * @q: queue holding the block operation - * @bio: block operation - * - * A bounce buffer was used to handle the block operation @bio in @q. - * This occurs when hardware limitations prevent a direct transfer of - * data between the @bio data memory area and the IO device. Use of a - * bounce buffer requires extra copying of data and decreases - * performance. - */ -TRACE_EVENT(block_bio_bounce, - - TP_PROTO(struct request_queue *q, struct bio *bio), - - TP_ARGS(q, bio), - - TP_STRUCT__entry( - __field( dev_t, dev ) - __field( sector_t, sector ) - __field( unsigned int, nr_sector ) - __array( char, rwbs, 6 ) - __array( char, comm, TASK_COMM_LEN ) - ), - - TP_fast_assign( - __entry->dev = bio->bi_bdev ? - bio->bi_bdev->bd_dev : 0; - __entry->sector = bio->bi_sector; - __entry->nr_sector = bio->bi_size >> 9; - blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size); - memcpy(__entry->comm, current->comm, TASK_COMM_LEN); - ), - - TP_printk("%d,%d %s %llu + %u [%s]", - MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs, - (unsigned long long)__entry->sector, - __entry->nr_sector, __entry->comm) -); - -/** - * block_bio_complete - completed all work on the block operation - * @q: queue holding the block operation - * @bio: block operation completed - * @error: io error value - * - * This tracepoint indicates there is no further work to do on this - * block IO operation @bio. - */ -TRACE_EVENT(block_bio_complete, - - TP_PROTO(struct request_queue *q, struct bio *bio, int error), - - TP_ARGS(q, bio, error), - - TP_STRUCT__entry( - __field( dev_t, dev ) - __field( sector_t, sector ) - __field( unsigned, nr_sector ) - __field( int, error ) - __array( char, rwbs, 6 ) - ), - - TP_fast_assign( - __entry->dev = bio->bi_bdev->bd_dev; - __entry->sector = bio->bi_sector; - __entry->nr_sector = bio->bi_size >> 9; - __entry->error = error; - blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size); - ), - - TP_printk("%d,%d %s %llu + %u [%d]", - MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs, - (unsigned long long)__entry->sector, - __entry->nr_sector, __entry->error) -); - -DECLARE_EVENT_CLASS(block_bio, - - TP_PROTO(struct request_queue *q, struct bio *bio), - - TP_ARGS(q, bio), - - TP_STRUCT__entry( - __field( dev_t, dev ) - __field( sector_t, sector ) - __field( unsigned int, nr_sector ) - __array( char, rwbs, 6 ) - __array( char, comm, TASK_COMM_LEN ) - ), - - TP_fast_assign( - __entry->dev = bio->bi_bdev->bd_dev; - __entry->sector = bio->bi_sector; - __entry->nr_sector = bio->bi_size >> 9; - blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size); - memcpy(__entry->comm, current->comm, TASK_COMM_LEN); - ), - - TP_printk("%d,%d %s %llu + %u [%s]", - MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs, - (unsigned long long)__entry->sector, - __entry->nr_sector, __entry->comm) -); - -/** - * block_bio_backmerge - merging block operation to the end of an existing operation - * @q: queue holding operation - * @bio: new block operation to merge - * - * Merging block request @bio to the end of an existing block request - * in queue @q. - */ -DEFINE_EVENT(block_bio, block_bio_backmerge, - - TP_PROTO(struct request_queue *q, struct bio *bio), - - TP_ARGS(q, bio) -); - -/** - * block_bio_frontmerge - merging block operation to the beginning of an existing operation - * @q: queue holding operation - * @bio: new block operation to merge - * - * Merging block IO operation @bio to the beginning of an existing block - * operation in queue @q. - */ -DEFINE_EVENT(block_bio, block_bio_frontmerge, - - TP_PROTO(struct request_queue *q, struct bio *bio), - - TP_ARGS(q, bio) -); - -/** - * block_bio_queue - putting new block IO operation in queue - * @q: queue holding operation - * @bio: new block operation - * - * About to place the block IO operation @bio into queue @q. - */ -DEFINE_EVENT(block_bio, block_bio_queue, - - TP_PROTO(struct request_queue *q, struct bio *bio), - - TP_ARGS(q, bio) -); - -DECLARE_EVENT_CLASS(block_get_rq, - - TP_PROTO(struct request_queue *q, struct bio *bio, int rw), - - TP_ARGS(q, bio, rw), - - TP_STRUCT__entry( - __field( dev_t, dev ) - __field( sector_t, sector ) - __field( unsigned int, nr_sector ) - __array( char, rwbs, 6 ) - __array( char, comm, TASK_COMM_LEN ) - ), - - TP_fast_assign( - __entry->dev = bio ? bio->bi_bdev->bd_dev : 0; - __entry->sector = bio ? bio->bi_sector : 0; - __entry->nr_sector = bio ? bio->bi_size >> 9 : 0; - blk_fill_rwbs(__entry->rwbs, - bio ? bio->bi_rw : 0, __entry->nr_sector); - memcpy(__entry->comm, current->comm, TASK_COMM_LEN); - ), - - TP_printk("%d,%d %s %llu + %u [%s]", - MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs, - (unsigned long long)__entry->sector, - __entry->nr_sector, __entry->comm) -); - -/** - * block_getrq - get a free request entry in queue for block IO operations - * @q: queue for operations - * @bio: pending block IO operation - * @rw: low bit indicates a read (%0) or a write (%1) - * - * A request struct for queue @q has been allocated to handle the - * block IO operation @bio. - */ -DEFINE_EVENT(block_get_rq, block_getrq, - - TP_PROTO(struct request_queue *q, struct bio *bio, int rw), - - TP_ARGS(q, bio, rw) -); - -/** - * block_sleeprq - waiting to get a free request entry in queue for block IO operation - * @q: queue for operation - * @bio: pending block IO operation - * @rw: low bit indicates a read (%0) or a write (%1) - * - * In the case where a request struct cannot be provided for queue @q - * the process needs to wait for an request struct to become - * available. This tracepoint event is generated each time the - * process goes to sleep waiting for request struct become available. - */ -DEFINE_EVENT(block_get_rq, block_sleeprq, - - TP_PROTO(struct request_queue *q, struct bio *bio, int rw), - - TP_ARGS(q, bio, rw) -); - -/** - * block_plug - keep operations requests in request queue - * @q: request queue to plug - * - * Plug the request queue @q. Do not allow block operation requests - * to be sent to the device driver. Instead, accumulate requests in - * the queue to improve throughput performance of the block device. - */ -TRACE_EVENT(block_plug, - - TP_PROTO(struct request_queue *q), - - TP_ARGS(q), - - TP_STRUCT__entry( - __array( char, comm, TASK_COMM_LEN ) - ), - - TP_fast_assign( - memcpy(__entry->comm, current->comm, TASK_COMM_LEN); - ), - - TP_printk("[%s]", __entry->comm) -); - -DECLARE_EVENT_CLASS(block_unplug, - - TP_PROTO(struct request_queue *q, unsigned int depth, bool explicit), - - TP_ARGS(q, depth, explicit), - - TP_STRUCT__entry( - __field( int, nr_rq ) - __array( char, comm, TASK_COMM_LEN ) - ), - - TP_fast_assign( - __entry->nr_rq = depth; - memcpy(__entry->comm, current->comm, TASK_COMM_LEN); - ), - - TP_printk("[%s] %d", __entry->comm, __entry->nr_rq) -); - -/** - * block_unplug - release of operations requests in request queue - * @q: request queue to unplug - * @depth: number of requests just added to the queue - * @explicit: whether this was an explicit unplug, or one from schedule() - * - * Unplug request queue @q because device driver is scheduled to work - * on elements in the request queue. - */ -DEFINE_EVENT(block_unplug, block_unplug, - - TP_PROTO(struct request_queue *q, unsigned int depth, bool explicit), - - TP_ARGS(q, depth, explicit) -); - -/** - * block_split - split a single bio struct into two bio structs - * @q: queue containing the bio - * @bio: block operation being split - * @new_sector: The starting sector for the new bio - * - * The bio request @bio in request queue @q needs to be split into two - * bio requests. The newly created @bio request starts at - * @new_sector. This split may be required due to hardware limitation - * such as operation crossing device boundaries in a RAID system. - */ -TRACE_EVENT(block_split, - - TP_PROTO(struct request_queue *q, struct bio *bio, - unsigned int new_sector), - - TP_ARGS(q, bio, new_sector), - - TP_STRUCT__entry( - __field( dev_t, dev ) - __field( sector_t, sector ) - __field( sector_t, new_sector ) - __array( char, rwbs, 6 ) - __array( char, comm, TASK_COMM_LEN ) - ), - - TP_fast_assign( - __entry->dev = bio->bi_bdev->bd_dev; - __entry->sector = bio->bi_sector; - __entry->new_sector = new_sector; - blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size); - memcpy(__entry->comm, current->comm, TASK_COMM_LEN); - ), - - TP_printk("%d,%d %s %llu / %llu [%s]", - MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs, - (unsigned long long)__entry->sector, - (unsigned long long)__entry->new_sector, - __entry->comm) -); - -/** - * block_bio_remap - map request for a logical device to the raw device - * @q: queue holding the operation - * @bio: revised operation - * @dev: device for the operation - * @from: original sector for the operation - * - * An operation for a logical device has been mapped to the - * raw block device. - */ -TRACE_EVENT(block_bio_remap, - - TP_PROTO(struct request_queue *q, struct bio *bio, dev_t dev, - sector_t from), - - TP_ARGS(q, bio, dev, from), - - TP_STRUCT__entry( - __field( dev_t, dev ) - __field( sector_t, sector ) - __field( unsigned int, nr_sector ) - __field( dev_t, old_dev ) - __field( sector_t, old_sector ) - __array( char, rwbs, 6 ) - ), - - TP_fast_assign( - __entry->dev = bio->bi_bdev->bd_dev; - __entry->sector = bio->bi_sector; - __entry->nr_sector = bio->bi_size >> 9; - __entry->old_dev = dev; - __entry->old_sector = from; - blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size); - ), - - TP_printk("%d,%d %s %llu + %u <- (%d,%d) %llu", - MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs, - (unsigned long long)__entry->sector, - __entry->nr_sector, - MAJOR(__entry->old_dev), MINOR(__entry->old_dev), - (unsigned long long)__entry->old_sector) -); - -/** - * block_rq_remap - map request for a block operation request - * @q: queue holding the operation - * @rq: block IO operation request - * @dev: device for the operation - * @from: original sector for the operation - * - * The block operation request @rq in @q has been remapped. The block - * operation request @rq holds the current information and @from hold - * the original sector. - */ -TRACE_EVENT(block_rq_remap, - - TP_PROTO(struct request_queue *q, struct request *rq, dev_t dev, - sector_t from), - - TP_ARGS(q, rq, dev, from), - - TP_STRUCT__entry( - __field( dev_t, dev ) - __field( sector_t, sector ) - __field( unsigned int, nr_sector ) - __field( dev_t, old_dev ) - __field( sector_t, old_sector ) - __array( char, rwbs, 6 ) - ), - - TP_fast_assign( - __entry->dev = disk_devt(rq->rq_disk); - __entry->sector = blk_rq_pos(rq); - __entry->nr_sector = blk_rq_sectors(rq); - __entry->old_dev = dev; - __entry->old_sector = from; - blk_fill_rwbs(__entry->rwbs, rq->cmd_flags, blk_rq_bytes(rq)); - ), - - TP_printk("%d,%d %s %llu + %u <- (%d,%d) %llu", - MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs, - (unsigned long long)__entry->sector, - __entry->nr_sector, - MAJOR(__entry->old_dev), MINOR(__entry->old_dev), - (unsigned long long)__entry->old_sector) -); - -#endif /* _TRACE_BLOCK_H */ - -/* This part must be outside protection */ -#include - diff --git a/drivers/staging/lttng/instrumentation/events/mainline/irq.h b/drivers/staging/lttng/instrumentation/events/mainline/irq.h deleted file mode 100644 index 1c09820..0000000 --- a/drivers/staging/lttng/instrumentation/events/mainline/irq.h +++ /dev/null @@ -1,150 +0,0 @@ -#undef TRACE_SYSTEM -#define TRACE_SYSTEM irq - -#if !defined(_TRACE_IRQ_H) || defined(TRACE_HEADER_MULTI_READ) -#define _TRACE_IRQ_H - -#include - -struct irqaction; -struct softirq_action; - -#define softirq_name(sirq) { sirq##_SOFTIRQ, #sirq } -#define show_softirq_name(val) \ - __print_symbolic(val, \ - softirq_name(HI), \ - softirq_name(TIMER), \ - softirq_name(NET_TX), \ - softirq_name(NET_RX), \ - softirq_name(BLOCK), \ - softirq_name(BLOCK_IOPOLL), \ - softirq_name(TASKLET), \ - softirq_name(SCHED), \ - softirq_name(HRTIMER), \ - softirq_name(RCU)) - -/** - * irq_handler_entry - called immediately before the irq action handler - * @irq: irq number - * @action: pointer to struct irqaction - * - * The struct irqaction pointed to by @action contains various - * information about the handler, including the device name, - * @action->name, and the device id, @action->dev_id. When used in - * conjunction with the irq_handler_exit tracepoint, we can figure - * out irq handler latencies. - */ -TRACE_EVENT(irq_handler_entry, - - TP_PROTO(int irq, struct irqaction *action), - - TP_ARGS(irq, action), - - TP_STRUCT__entry( - __field( int, irq ) - __string( name, action->name ) - ), - - TP_fast_assign( - __entry->irq = irq; - __assign_str(name, action->name); - ), - - TP_printk("irq=%d name=%s", __entry->irq, __get_str(name)) -); - -/** - * irq_handler_exit - called immediately after the irq action handler returns - * @irq: irq number - * @action: pointer to struct irqaction - * @ret: return value - * - * If the @ret value is set to IRQ_HANDLED, then we know that the corresponding - * @action->handler scuccessully handled this irq. Otherwise, the irq might be - * a shared irq line, or the irq was not handled successfully. Can be used in - * conjunction with the irq_handler_entry to understand irq handler latencies. - */ -TRACE_EVENT(irq_handler_exit, - - TP_PROTO(int irq, struct irqaction *action, int ret), - - TP_ARGS(irq, action, ret), - - TP_STRUCT__entry( - __field( int, irq ) - __field( int, ret ) - ), - - TP_fast_assign( - __entry->irq = irq; - __entry->ret = ret; - ), - - TP_printk("irq=%d ret=%s", - __entry->irq, __entry->ret ? "handled" : "unhandled") -); - -DECLARE_EVENT_CLASS(softirq, - - TP_PROTO(unsigned int vec_nr), - - TP_ARGS(vec_nr), - - TP_STRUCT__entry( - __field( unsigned int, vec ) - ), - - TP_fast_assign( - __entry->vec = vec_nr; - ), - - TP_printk("vec=%u [action=%s]", __entry->vec, - show_softirq_name(__entry->vec)) -); - -/** - * softirq_entry - called immediately before the softirq handler - * @vec_nr: softirq vector number - * - * When used in combination with the softirq_exit tracepoint - * we can determine the softirq handler runtine. - */ -DEFINE_EVENT(softirq, softirq_entry, - - TP_PROTO(unsigned int vec_nr), - - TP_ARGS(vec_nr) -); - -/** - * softirq_exit - called immediately after the softirq handler returns - * @vec_nr: softirq vector number - * - * When used in combination with the softirq_entry tracepoint - * we can determine the softirq handler runtine. - */ -DEFINE_EVENT(softirq, softirq_exit, - - TP_PROTO(unsigned int vec_nr), - - TP_ARGS(vec_nr) -); - -/** - * softirq_raise - called immediately when a softirq is raised - * @vec_nr: softirq vector number - * - * When used in combination with the softirq_entry tracepoint - * we can determine the softirq raise to run latency. - */ -DEFINE_EVENT(softirq, softirq_raise, - - TP_PROTO(unsigned int vec_nr), - - TP_ARGS(vec_nr) -); - -#endif /* _TRACE_IRQ_H */ - -/* This part must be outside protection */ -#include diff --git a/drivers/staging/lttng/instrumentation/events/mainline/kvm.h b/drivers/staging/lttng/instrumentation/events/mainline/kvm.h deleted file mode 100644 index 46e3cd8..0000000 --- a/drivers/staging/lttng/instrumentation/events/mainline/kvm.h +++ /dev/null @@ -1,312 +0,0 @@ -#if !defined(_TRACE_KVM_MAIN_H) || defined(TRACE_HEADER_MULTI_READ) -#define _TRACE_KVM_MAIN_H - -#include - -#undef TRACE_SYSTEM -#define TRACE_SYSTEM kvm - -#define ERSN(x) { KVM_EXIT_##x, "KVM_EXIT_" #x } - -#define kvm_trace_exit_reason \ - ERSN(UNKNOWN), ERSN(EXCEPTION), ERSN(IO), ERSN(HYPERCALL), \ - ERSN(DEBUG), ERSN(HLT), ERSN(MMIO), ERSN(IRQ_WINDOW_OPEN), \ - ERSN(SHUTDOWN), ERSN(FAIL_ENTRY), ERSN(INTR), ERSN(SET_TPR), \ - ERSN(TPR_ACCESS), ERSN(S390_SIEIC), ERSN(S390_RESET), ERSN(DCR),\ - ERSN(NMI), ERSN(INTERNAL_ERROR), ERSN(OSI) - -TRACE_EVENT(kvm_userspace_exit, - TP_PROTO(__u32 reason, int errno), - TP_ARGS(reason, errno), - - TP_STRUCT__entry( - __field( __u32, reason ) - __field( int, errno ) - ), - - TP_fast_assign( - __entry->reason = reason; - __entry->errno = errno; - ), - - TP_printk("reason %s (%d)", - __entry->errno < 0 ? - (__entry->errno == -EINTR ? "restart" : "error") : - __print_symbolic(__entry->reason, kvm_trace_exit_reason), - __entry->errno < 0 ? -__entry->errno : __entry->reason) -); - -#if defined(__KVM_HAVE_IOAPIC) -TRACE_EVENT(kvm_set_irq, - TP_PROTO(unsigned int gsi, int level, int irq_source_id), - TP_ARGS(gsi, level, irq_source_id), - - TP_STRUCT__entry( - __field( unsigned int, gsi ) - __field( int, level ) - __field( int, irq_source_id ) - ), - - TP_fast_assign( - __entry->gsi = gsi; - __entry->level = level; - __entry->irq_source_id = irq_source_id; - ), - - TP_printk("gsi %u level %d source %d", - __entry->gsi, __entry->level, __entry->irq_source_id) -); - -#define kvm_deliver_mode \ - {0x0, "Fixed"}, \ - {0x1, "LowPrio"}, \ - {0x2, "SMI"}, \ - {0x3, "Res3"}, \ - {0x4, "NMI"}, \ - {0x5, "INIT"}, \ - {0x6, "SIPI"}, \ - {0x7, "ExtINT"} - -TRACE_EVENT(kvm_ioapic_set_irq, - TP_PROTO(__u64 e, int pin, bool coalesced), - TP_ARGS(e, pin, coalesced), - - TP_STRUCT__entry( - __field( __u64, e ) - __field( int, pin ) - __field( bool, coalesced ) - ), - - TP_fast_assign( - __entry->e = e; - __entry->pin = pin; - __entry->coalesced = coalesced; - ), - - TP_printk("pin %u dst %x vec=%u (%s|%s|%s%s)%s", - __entry->pin, (u8)(__entry->e >> 56), (u8)__entry->e, - __print_symbolic((__entry->e >> 8 & 0x7), kvm_deliver_mode), - (__entry->e & (1<<11)) ? "logical" : "physical", - (__entry->e & (1<<15)) ? "level" : "edge", - (__entry->e & (1<<16)) ? "|masked" : "", - __entry->coalesced ? " (coalesced)" : "") -); - -TRACE_EVENT(kvm_msi_set_irq, - TP_PROTO(__u64 address, __u64 data), - TP_ARGS(address, data), - - TP_STRUCT__entry( - __field( __u64, address ) - __field( __u64, data ) - ), - - TP_fast_assign( - __entry->address = address; - __entry->data = data; - ), - - TP_printk("dst %u vec %x (%s|%s|%s%s)", - (u8)(__entry->address >> 12), (u8)__entry->data, - __print_symbolic((__entry->data >> 8 & 0x7), kvm_deliver_mode), - (__entry->address & (1<<2)) ? "logical" : "physical", - (__entry->data & (1<<15)) ? "level" : "edge", - (__entry->address & (1<<3)) ? "|rh" : "") -); - -#define kvm_irqchips \ - {KVM_IRQCHIP_PIC_MASTER, "PIC master"}, \ - {KVM_IRQCHIP_PIC_SLAVE, "PIC slave"}, \ - {KVM_IRQCHIP_IOAPIC, "IOAPIC"} - -TRACE_EVENT(kvm_ack_irq, - TP_PROTO(unsigned int irqchip, unsigned int pin), - TP_ARGS(irqchip, pin), - - TP_STRUCT__entry( - __field( unsigned int, irqchip ) - __field( unsigned int, pin ) - ), - - TP_fast_assign( - __entry->irqchip = irqchip; - __entry->pin = pin; - ), - - TP_printk("irqchip %s pin %u", - __print_symbolic(__entry->irqchip, kvm_irqchips), - __entry->pin) -); - - - -#endif /* defined(__KVM_HAVE_IOAPIC) */ - -#define KVM_TRACE_MMIO_READ_UNSATISFIED 0 -#define KVM_TRACE_MMIO_READ 1 -#define KVM_TRACE_MMIO_WRITE 2 - -#define kvm_trace_symbol_mmio \ - { KVM_TRACE_MMIO_READ_UNSATISFIED, "unsatisfied-read" }, \ - { KVM_TRACE_MMIO_READ, "read" }, \ - { KVM_TRACE_MMIO_WRITE, "write" } - -TRACE_EVENT(kvm_mmio, - TP_PROTO(int type, int len, u64 gpa, u64 val), - TP_ARGS(type, len, gpa, val), - - TP_STRUCT__entry( - __field( u32, type ) - __field( u32, len ) - __field( u64, gpa ) - __field( u64, val ) - ), - - TP_fast_assign( - __entry->type = type; - __entry->len = len; - __entry->gpa = gpa; - __entry->val = val; - ), - - TP_printk("mmio %s len %u gpa 0x%llx val 0x%llx", - __print_symbolic(__entry->type, kvm_trace_symbol_mmio), - __entry->len, __entry->gpa, __entry->val) -); - -#define kvm_fpu_load_symbol \ - {0, "unload"}, \ - {1, "load"} - -TRACE_EVENT(kvm_fpu, - TP_PROTO(int load), - TP_ARGS(load), - - TP_STRUCT__entry( - __field( u32, load ) - ), - - TP_fast_assign( - __entry->load = load; - ), - - TP_printk("%s", __print_symbolic(__entry->load, kvm_fpu_load_symbol)) -); - -TRACE_EVENT(kvm_age_page, - TP_PROTO(ulong hva, struct kvm_memory_slot *slot, int ref), - TP_ARGS(hva, slot, ref), - - TP_STRUCT__entry( - __field( u64, hva ) - __field( u64, gfn ) - __field( u8, referenced ) - ), - - TP_fast_assign( - __entry->hva = hva; - __entry->gfn = - slot->base_gfn + ((hva - slot->userspace_addr) >> PAGE_SHIFT); - __entry->referenced = ref; - ), - - TP_printk("hva %llx gfn %llx %s", - __entry->hva, __entry->gfn, - __entry->referenced ? "YOUNG" : "OLD") -); - -#ifdef CONFIG_KVM_ASYNC_PF -DECLARE_EVENT_CLASS(kvm_async_get_page_class, - - TP_PROTO(u64 gva, u64 gfn), - - TP_ARGS(gva, gfn), - - TP_STRUCT__entry( - __field(__u64, gva) - __field(u64, gfn) - ), - - TP_fast_assign( - __entry->gva = gva; - __entry->gfn = gfn; - ), - - TP_printk("gva = %#llx, gfn = %#llx", __entry->gva, __entry->gfn) -); - -DEFINE_EVENT(kvm_async_get_page_class, kvm_try_async_get_page, - - TP_PROTO(u64 gva, u64 gfn), - - TP_ARGS(gva, gfn) -); - -DEFINE_EVENT(kvm_async_get_page_class, kvm_async_pf_doublefault, - - TP_PROTO(u64 gva, u64 gfn), - - TP_ARGS(gva, gfn) -); - -DECLARE_EVENT_CLASS(kvm_async_pf_nopresent_ready, - - TP_PROTO(u64 token, u64 gva), - - TP_ARGS(token, gva), - - TP_STRUCT__entry( - __field(__u64, token) - __field(__u64, gva) - ), - - TP_fast_assign( - __entry->token = token; - __entry->gva = gva; - ), - - TP_printk("token %#llx gva %#llx", __entry->token, __entry->gva) - -); - -DEFINE_EVENT(kvm_async_pf_nopresent_ready, kvm_async_pf_not_present, - - TP_PROTO(u64 token, u64 gva), - - TP_ARGS(token, gva) -); - -DEFINE_EVENT(kvm_async_pf_nopresent_ready, kvm_async_pf_ready, - - TP_PROTO(u64 token, u64 gva), - - TP_ARGS(token, gva) -); - -TRACE_EVENT( - kvm_async_pf_completed, - TP_PROTO(unsigned long address, struct page *page, u64 gva), - TP_ARGS(address, page, gva), - - TP_STRUCT__entry( - __field(unsigned long, address) - __field(pfn_t, pfn) - __field(u64, gva) - ), - - TP_fast_assign( - __entry->address = address; - __entry->pfn = page ? page_to_pfn(page) : 0; - __entry->gva = gva; - ), - - TP_printk("gva %#llx address %#lx pfn %#llx", __entry->gva, - __entry->address, __entry->pfn) -); - -#endif - -#endif /* _TRACE_KVM_MAIN_H */ - -/* This part must be outside protection */ -#include diff --git a/drivers/staging/lttng/instrumentation/events/mainline/sched.h b/drivers/staging/lttng/instrumentation/events/mainline/sched.h deleted file mode 100644 index f633478..0000000 --- a/drivers/staging/lttng/instrumentation/events/mainline/sched.h +++ /dev/null @@ -1,397 +0,0 @@ -#undef TRACE_SYSTEM -#define TRACE_SYSTEM sched - -#if !defined(_TRACE_SCHED_H) || defined(TRACE_HEADER_MULTI_READ) -#define _TRACE_SCHED_H - -#include -#include - -/* - * Tracepoint for calling kthread_stop, performed to end a kthread: - */ -TRACE_EVENT(sched_kthread_stop, - - TP_PROTO(struct task_struct *t), - - TP_ARGS(t), - - TP_STRUCT__entry( - __array( char, comm, TASK_COMM_LEN ) - __field( pid_t, pid ) - ), - - TP_fast_assign( - memcpy(__entry->comm, t->comm, TASK_COMM_LEN); - __entry->pid = t->pid; - ), - - TP_printk("comm=%s pid=%d", __entry->comm, __entry->pid) -); - -/* - * Tracepoint for the return value of the kthread stopping: - */ -TRACE_EVENT(sched_kthread_stop_ret, - - TP_PROTO(int ret), - - TP_ARGS(ret), - - TP_STRUCT__entry( - __field( int, ret ) - ), - - TP_fast_assign( - __entry->ret = ret; - ), - - TP_printk("ret=%d", __entry->ret) -); - -/* - * Tracepoint for waking up a task: - */ -DECLARE_EVENT_CLASS(sched_wakeup_template, - - TP_PROTO(struct task_struct *p, int success), - - TP_ARGS(p, success), - - TP_STRUCT__entry( - __array( char, comm, TASK_COMM_LEN ) - __field( pid_t, pid ) - __field( int, prio ) - __field( int, success ) - __field( int, target_cpu ) - ), - - TP_fast_assign( - memcpy(__entry->comm, p->comm, TASK_COMM_LEN); - __entry->pid = p->pid; - __entry->prio = p->prio; - __entry->success = success; - __entry->target_cpu = task_cpu(p); - ), - - TP_printk("comm=%s pid=%d prio=%d success=%d target_cpu=%03d", - __entry->comm, __entry->pid, __entry->prio, - __entry->success, __entry->target_cpu) -); - -DEFINE_EVENT(sched_wakeup_template, sched_wakeup, - TP_PROTO(struct task_struct *p, int success), - TP_ARGS(p, success)); - -/* - * Tracepoint for waking up a new task: - */ -DEFINE_EVENT(sched_wakeup_template, sched_wakeup_new, - TP_PROTO(struct task_struct *p, int success), - TP_ARGS(p, success)); - -#ifdef CREATE_TRACE_POINTS -static inline long __trace_sched_switch_state(struct task_struct *p) -{ - long state = p->state; - -#ifdef CONFIG_PREEMPT - /* - * For all intents and purposes a preempted task is a running task. - */ - if (task_thread_info(p)->preempt_count & PREEMPT_ACTIVE) - state = TASK_RUNNING; -#endif - - return state; -} -#endif - -/* - * Tracepoint for task switches, performed by the scheduler: - */ -TRACE_EVENT(sched_switch, - - TP_PROTO(struct task_struct *prev, - struct task_struct *next), - - TP_ARGS(prev, next), - - TP_STRUCT__entry( - __array( char, prev_comm, TASK_COMM_LEN ) - __field( pid_t, prev_pid ) - __field( int, prev_prio ) - __field( long, prev_state ) - __array( char, next_comm, TASK_COMM_LEN ) - __field( pid_t, next_pid ) - __field( int, next_prio ) - ), - - TP_fast_assign( - memcpy(__entry->next_comm, next->comm, TASK_COMM_LEN); - __entry->prev_pid = prev->pid; - __entry->prev_prio = prev->prio; - __entry->prev_state = __trace_sched_switch_state(prev); - memcpy(__entry->prev_comm, prev->comm, TASK_COMM_LEN); - __entry->next_pid = next->pid; - __entry->next_prio = next->prio; - ), - - TP_printk("prev_comm=%s prev_pid=%d prev_prio=%d prev_state=%s ==> next_comm=%s next_pid=%d next_prio=%d", - __entry->prev_comm, __entry->prev_pid, __entry->prev_prio, - __entry->prev_state ? - __print_flags(__entry->prev_state, "|", - { 1, "S"} , { 2, "D" }, { 4, "T" }, { 8, "t" }, - { 16, "Z" }, { 32, "X" }, { 64, "x" }, - { 128, "W" }) : "R", - __entry->next_comm, __entry->next_pid, __entry->next_prio) -); - -/* - * Tracepoint for a task being migrated: - */ -TRACE_EVENT(sched_migrate_task, - - TP_PROTO(struct task_struct *p, int dest_cpu), - - TP_ARGS(p, dest_cpu), - - TP_STRUCT__entry( - __array( char, comm, TASK_COMM_LEN ) - __field( pid_t, pid ) - __field( int, prio ) - __field( int, orig_cpu ) - __field( int, dest_cpu ) - ), - - TP_fast_assign( - memcpy(__entry->comm, p->comm, TASK_COMM_LEN); - __entry->pid = p->pid; - __entry->prio = p->prio; - __entry->orig_cpu = task_cpu(p); - __entry->dest_cpu = dest_cpu; - ), - - TP_printk("comm=%s pid=%d prio=%d orig_cpu=%d dest_cpu=%d", - __entry->comm, __entry->pid, __entry->prio, - __entry->orig_cpu, __entry->dest_cpu) -); - -DECLARE_EVENT_CLASS(sched_process_template, - - TP_PROTO(struct task_struct *p), - - TP_ARGS(p), - - TP_STRUCT__entry( - __array( char, comm, TASK_COMM_LEN ) - __field( pid_t, pid ) - __field( int, prio ) - ), - - TP_fast_assign( - memcpy(__entry->comm, p->comm, TASK_COMM_LEN); - __entry->pid = p->pid; - __entry->prio = p->prio; - ), - - TP_printk("comm=%s pid=%d prio=%d", - __entry->comm, __entry->pid, __entry->prio) -); - -/* - * Tracepoint for freeing a task: - */ -DEFINE_EVENT(sched_process_template, sched_process_free, - TP_PROTO(struct task_struct *p), - TP_ARGS(p)); - - -/* - * Tracepoint for a task exiting: - */ -DEFINE_EVENT(sched_process_template, sched_process_exit, - TP_PROTO(struct task_struct *p), - TP_ARGS(p)); - -/* - * Tracepoint for waiting on task to unschedule: - */ -DEFINE_EVENT(sched_process_template, sched_wait_task, - TP_PROTO(struct task_struct *p), - TP_ARGS(p)); - -/* - * Tracepoint for a waiting task: - */ -TRACE_EVENT(sched_process_wait, - - TP_PROTO(struct pid *pid), - - TP_ARGS(pid), - - TP_STRUCT__entry( - __array( char, comm, TASK_COMM_LEN ) - __field( pid_t, pid ) - __field( int, prio ) - ), - - TP_fast_assign( - memcpy(__entry->comm, current->comm, TASK_COMM_LEN); - __entry->pid = pid_nr(pid); - __entry->prio = current->prio; - ), - - TP_printk("comm=%s pid=%d prio=%d", - __entry->comm, __entry->pid, __entry->prio) -); - -/* - * Tracepoint for do_fork: - */ -TRACE_EVENT(sched_process_fork, - - TP_PROTO(struct task_struct *parent, struct task_struct *child), - - TP_ARGS(parent, child), - - TP_STRUCT__entry( - __array( char, parent_comm, TASK_COMM_LEN ) - __field( pid_t, parent_pid ) - __array( char, child_comm, TASK_COMM_LEN ) - __field( pid_t, child_pid ) - ), - - TP_fast_assign( - memcpy(__entry->parent_comm, parent->comm, TASK_COMM_LEN); - __entry->parent_pid = parent->pid; - memcpy(__entry->child_comm, child->comm, TASK_COMM_LEN); - __entry->child_pid = child->pid; - ), - - TP_printk("comm=%s pid=%d child_comm=%s child_pid=%d", - __entry->parent_comm, __entry->parent_pid, - __entry->child_comm, __entry->child_pid) -); - -/* - * XXX the below sched_stat tracepoints only apply to SCHED_OTHER/BATCH/IDLE - * adding sched_stat support to SCHED_FIFO/RR would be welcome. - */ -DECLARE_EVENT_CLASS(sched_stat_template, - - TP_PROTO(struct task_struct *tsk, u64 delay), - - TP_ARGS(tsk, delay), - - TP_STRUCT__entry( - __array( char, comm, TASK_COMM_LEN ) - __field( pid_t, pid ) - __field( u64, delay ) - ), - - TP_fast_assign( - memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN); - __entry->pid = tsk->pid; - __entry->delay = delay; - ) - TP_perf_assign( - __perf_count(delay); - ), - - TP_printk("comm=%s pid=%d delay=%Lu [ns]", - __entry->comm, __entry->pid, - (unsigned long long)__entry->delay) -); - - -/* - * Tracepoint for accounting wait time (time the task is runnable - * but not actually running due to scheduler contention). - */ -DEFINE_EVENT(sched_stat_template, sched_stat_wait, - TP_PROTO(struct task_struct *tsk, u64 delay), - TP_ARGS(tsk, delay)); - -/* - * Tracepoint for accounting sleep time (time the task is not runnable, - * including iowait, see below). - */ -DEFINE_EVENT(sched_stat_template, sched_stat_sleep, - TP_PROTO(struct task_struct *tsk, u64 delay), - TP_ARGS(tsk, delay)); - -/* - * Tracepoint for accounting iowait time (time the task is not runnable - * due to waiting on IO to complete). - */ -DEFINE_EVENT(sched_stat_template, sched_stat_iowait, - TP_PROTO(struct task_struct *tsk, u64 delay), - TP_ARGS(tsk, delay)); - -/* - * Tracepoint for accounting runtime (time the task is executing - * on a CPU). - */ -TRACE_EVENT(sched_stat_runtime, - - TP_PROTO(struct task_struct *tsk, u64 runtime, u64 vruntime), - - TP_ARGS(tsk, runtime, vruntime), - - TP_STRUCT__entry( - __array( char, comm, TASK_COMM_LEN ) - __field( pid_t, pid ) - __field( u64, runtime ) - __field( u64, vruntime ) - ), - - TP_fast_assign( - memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN); - __entry->pid = tsk->pid; - __entry->runtime = runtime; - __entry->vruntime = vruntime; - ) - TP_perf_assign( - __perf_count(runtime); - ), - - TP_printk("comm=%s pid=%d runtime=%Lu [ns] vruntime=%Lu [ns]", - __entry->comm, __entry->pid, - (unsigned long long)__entry->runtime, - (unsigned long long)__entry->vruntime) -); - -/* - * Tracepoint for showing priority inheritance modifying a tasks - * priority. - */ -TRACE_EVENT(sched_pi_setprio, - - TP_PROTO(struct task_struct *tsk, int newprio), - - TP_ARGS(tsk, newprio), - - TP_STRUCT__entry( - __array( char, comm, TASK_COMM_LEN ) - __field( pid_t, pid ) - __field( int, oldprio ) - __field( int, newprio ) - ), - - TP_fast_assign( - memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN); - __entry->pid = tsk->pid; - __entry->oldprio = tsk->prio; - __entry->newprio = newprio; - ), - - TP_printk("comm=%s pid=%d oldprio=%d newprio=%d", - __entry->comm, __entry->pid, - __entry->oldprio, __entry->newprio) -); - -#endif /* _TRACE_SCHED_H */ - -/* This part must be outside protection */ -#include diff --git a/drivers/staging/lttng/instrumentation/events/mainline/syscalls.h b/drivers/staging/lttng/instrumentation/events/mainline/syscalls.h deleted file mode 100644 index 5a4c04a..0000000 --- a/drivers/staging/lttng/instrumentation/events/mainline/syscalls.h +++ /dev/null @@ -1,75 +0,0 @@ -#undef TRACE_SYSTEM -#define TRACE_SYSTEM raw_syscalls -#define TRACE_INCLUDE_FILE syscalls - -#if !defined(_TRACE_EVENTS_SYSCALLS_H) || defined(TRACE_HEADER_MULTI_READ) -#define _TRACE_EVENTS_SYSCALLS_H - -#include - -#include -#include - - -#ifdef CONFIG_HAVE_SYSCALL_TRACEPOINTS - -extern void syscall_regfunc(void); -extern void syscall_unregfunc(void); - -TRACE_EVENT_FN(sys_enter, - - TP_PROTO(struct pt_regs *regs, long id), - - TP_ARGS(regs, id), - - TP_STRUCT__entry( - __field( long, id ) - __array( unsigned long, args, 6 ) - ), - - TP_fast_assign( - __entry->id = id; - syscall_get_arguments(current, regs, 0, 6, __entry->args); - ), - - TP_printk("NR %ld (%lx, %lx, %lx, %lx, %lx, %lx)", - __entry->id, - __entry->args[0], __entry->args[1], __entry->args[2], - __entry->args[3], __entry->args[4], __entry->args[5]), - - syscall_regfunc, syscall_unregfunc -); - -TRACE_EVENT_FLAGS(sys_enter, TRACE_EVENT_FL_CAP_ANY) - -TRACE_EVENT_FN(sys_exit, - - TP_PROTO(struct pt_regs *regs, long ret), - - TP_ARGS(regs, ret), - - TP_STRUCT__entry( - __field( long, id ) - __field( long, ret ) - ), - - TP_fast_assign( - __entry->id = syscall_get_nr(current, regs); - __entry->ret = ret; - ), - - TP_printk("NR %ld = %ld", - __entry->id, __entry->ret), - - syscall_regfunc, syscall_unregfunc -); - -TRACE_EVENT_FLAGS(sys_exit, TRACE_EVENT_FL_CAP_ANY) - -#endif /* CONFIG_HAVE_SYSCALL_TRACEPOINTS */ - -#endif /* _TRACE_EVENTS_SYSCALLS_H */ - -/* This part must be outside protection */ -#include - diff --git a/drivers/staging/lttng/instrumentation/syscalls/3.0.4/x86-64-syscalls-3.0.4 b/drivers/staging/lttng/instrumentation/syscalls/3.0.4/x86-64-syscalls-3.0.4 deleted file mode 100644 index b229472..0000000 --- a/drivers/staging/lttng/instrumentation/syscalls/3.0.4/x86-64-syscalls-3.0.4 +++ /dev/null @@ -1,263 +0,0 @@ -syscall sys_read nr 0 nbargs 3 types: (unsigned int, char *, size_t) args: (fd, buf, count) -syscall sys_write nr 1 nbargs 3 types: (unsigned int, const char *, size_t) args: (fd, buf, count) -syscall sys_open nr 2 nbargs 3 types: (const char *, int, int) args: (filename, flags, mode) -syscall sys_close nr 3 nbargs 1 types: (unsigned int) args: (fd) -syscall sys_newstat nr 4 nbargs 2 types: (const char *, struct stat *) args: (filename, statbuf) -syscall sys_newfstat nr 5 nbargs 2 types: (unsigned int, struct stat *) args: (fd, statbuf) -syscall sys_newlstat nr 6 nbargs 2 types: (const char *, struct stat *) args: (filename, statbuf) -syscall sys_poll nr 7 nbargs 3 types: (struct pollfd *, unsigned int, long) args: (ufds, nfds, timeout_msecs) -syscall sys_lseek nr 8 nbargs 3 types: (unsigned int, off_t, unsigned int) args: (fd, offset, origin) -syscall sys_mmap nr 9 nbargs 6 types: (unsigned long, unsigned long, unsigned long, unsigned long, unsigned long, unsigned long) args: (addr, len, prot, flags, fd, off) -syscall sys_mprotect nr 10 nbargs 3 types: (unsigned long, size_t, unsigned long) args: (start, len, prot) -syscall sys_munmap nr 11 nbargs 2 types: (unsigned long, size_t) args: (addr, len) -syscall sys_brk nr 12 nbargs 1 types: (unsigned long) args: (brk) -syscall sys_rt_sigaction nr 13 nbargs 4 types: (int, const struct sigaction *, struct sigaction *, size_t) args: (sig, act, oact, sigsetsize) -syscall sys_rt_sigprocmask nr 14 nbargs 4 types: (int, sigset_t *, sigset_t *, size_t) args: (how, nset, oset, sigsetsize) -syscall sys_ioctl nr 16 nbargs 3 types: (unsigned int, unsigned int, unsigned long) args: (fd, cmd, arg) -syscall sys_readv nr 19 nbargs 3 types: (unsigned long, const struct iovec *, unsigned long) args: (fd, vec, vlen) -syscall sys_writev nr 20 nbargs 3 types: (unsigned long, const struct iovec *, unsigned long) args: (fd, vec, vlen) -syscall sys_access nr 21 nbargs 2 types: (const char *, int) args: (filename, mode) -syscall sys_pipe nr 22 nbargs 1 types: (int *) args: (fildes) -syscall sys_select nr 23 nbargs 5 types: (int, fd_set *, fd_set *, fd_set *, struct timeval *) args: (n, inp, outp, exp, tvp) -syscall sys_sched_yield nr 24 nbargs 0 types: () args: () -syscall sys_mremap nr 25 nbargs 5 types: (unsigned long, unsigned long, unsigned long, unsigned long, unsigned long) args: (addr, old_len, new_len, flags, new_addr) -syscall sys_msync nr 26 nbargs 3 types: (unsigned long, size_t, int) args: (start, len, flags) -syscall sys_mincore nr 27 nbargs 3 types: (unsigned long, size_t, unsigned char *) args: (start, len, vec) -syscall sys_madvise nr 28 nbargs 3 types: (unsigned long, size_t, int) args: (start, len_in, behavior) -syscall sys_shmget nr 29 nbargs 3 types: (key_t, size_t, int) args: (key, size, shmflg) -syscall sys_shmat nr 30 nbargs 3 types: (int, char *, int) args: (shmid, shmaddr, shmflg) -syscall sys_shmctl nr 31 nbargs 3 types: (int, int, struct shmid_ds *) args: (shmid, cmd, buf) -syscall sys_dup nr 32 nbargs 1 types: (unsigned int) args: (fildes) -syscall sys_dup2 nr 33 nbargs 2 types: (unsigned int, unsigned int) args: (oldfd, newfd) -syscall sys_pause nr 34 nbargs 0 types: () args: () -syscall sys_nanosleep nr 35 nbargs 2 types: (struct timespec *, struct timespec *) args: (rqtp, rmtp) -syscall sys_getitimer nr 36 nbargs 2 types: (int, struct itimerval *) args: (which, value) -syscall sys_alarm nr 37 nbargs 1 types: (unsigned int) args: (seconds) -syscall sys_setitimer nr 38 nbargs 3 types: (int, struct itimerval *, struct itimerval *) args: (which, value, ovalue) -syscall sys_getpid nr 39 nbargs 0 types: () args: () -syscall sys_sendfile64 nr 40 nbargs 4 types: (int, int, loff_t *, size_t) args: (out_fd, in_fd, offset, count) -syscall sys_socket nr 41 nbargs 3 types: (int, int, int) args: (family, type, protocol) -syscall sys_connect nr 42 nbargs 3 types: (int, struct sockaddr *, int) args: (fd, uservaddr, addrlen) -syscall sys_accept nr 43 nbargs 3 types: (int, struct sockaddr *, int *) args: (fd, upeer_sockaddr, upeer_addrlen) -syscall sys_sendto nr 44 nbargs 6 types: (int, void *, size_t, unsigned, struct sockaddr *, int) args: (fd, buff, len, flags, addr, addr_len) -syscall sys_recvfrom nr 45 nbargs 6 types: (int, void *, size_t, unsigned, struct sockaddr *, int *) args: (fd, ubuf, size, flags, addr, addr_len) -syscall sys_sendmsg nr 46 nbargs 3 types: (int, struct msghdr *, unsigned) args: (fd, msg, flags) -syscall sys_recvmsg nr 47 nbargs 3 types: (int, struct msghdr *, unsigned int) args: (fd, msg, flags) -syscall sys_shutdown nr 48 nbargs 2 types: (int, int) args: (fd, how) -syscall sys_bind nr 49 nbargs 3 types: (int, struct sockaddr *, int) args: (fd, umyaddr, addrlen) -syscall sys_listen nr 50 nbargs 2 types: (int, int) args: (fd, backlog) -syscall sys_getsockname nr 51 nbargs 3 types: (int, struct sockaddr *, int *) args: (fd, usockaddr, usockaddr_len) -syscall sys_getpeername nr 52 nbargs 3 types: (int, struct sockaddr *, int *) args: (fd, usockaddr, usockaddr_len) -syscall sys_socketpair nr 53 nbargs 4 types: (int, int, int, int *) args: (family, type, protocol, usockvec) -syscall sys_setsockopt nr 54 nbargs 5 types: (int, int, int, char *, int) args: (fd, level, optname, optval, optlen) -syscall sys_getsockopt nr 55 nbargs 5 types: (int, int, int, char *, int *) args: (fd, level, optname, optval, optlen) -syscall sys_exit nr 60 nbargs 1 types: (int) args: (error_code) -syscall sys_wait4 nr 61 nbargs 4 types: (pid_t, int *, int, struct rusage *) args: (upid, stat_addr, options, ru) -syscall sys_kill nr 62 nbargs 2 types: (pid_t, int) args: (pid, sig) -syscall sys_newuname nr 63 nbargs 1 types: (struct new_utsname *) args: (name) -syscall sys_semget nr 64 nbargs 3 types: (key_t, int, int) args: (key, nsems, semflg) -syscall sys_semop nr 65 nbargs 3 types: (int, struct sembuf *, unsigned) args: (semid, tsops, nsops) -syscall sys_shmdt nr 67 nbargs 1 types: (char *) args: (shmaddr) -syscall sys_msgget nr 68 nbargs 2 types: (key_t, int) args: (key, msgflg) -syscall sys_msgsnd nr 69 nbargs 4 types: (int, struct msgbuf *, size_t, int) args: (msqid, msgp, msgsz, msgflg) -syscall sys_msgrcv nr 70 nbargs 5 types: (int, struct msgbuf *, size_t, long, int) args: (msqid, msgp, msgsz, msgtyp, msgflg) -syscall sys_msgctl nr 71 nbargs 3 types: (int, int, struct msqid_ds *) args: (msqid, cmd, buf) -syscall sys_fcntl nr 72 nbargs 3 types: (unsigned int, unsigned int, unsigned long) args: (fd, cmd, arg) -syscall sys_flock nr 73 nbargs 2 types: (unsigned int, unsigned int) args: (fd, cmd) -syscall sys_fsync nr 74 nbargs 1 types: (unsigned int) args: (fd) -syscall sys_fdatasync nr 75 nbargs 1 types: (unsigned int) args: (fd) -syscall sys_truncate nr 76 nbargs 2 types: (const char *, long) args: (path, length) -syscall sys_ftruncate nr 77 nbargs 2 types: (unsigned int, unsigned long) args: (fd, length) -syscall sys_getdents nr 78 nbargs 3 types: (unsigned int, struct linux_dirent *, unsigned int) args: (fd, dirent, count) -syscall sys_getcwd nr 79 nbargs 2 types: (char *, unsigned long) args: (buf, size) -syscall sys_chdir nr 80 nbargs 1 types: (const char *) args: (filename) -syscall sys_fchdir nr 81 nbargs 1 types: (unsigned int) args: (fd) -syscall sys_rename nr 82 nbargs 2 types: (const char *, const char *) args: (oldname, newname) -syscall sys_mkdir nr 83 nbargs 2 types: (const char *, int) args: (pathname, mode) -syscall sys_rmdir nr 84 nbargs 1 types: (const char *) args: (pathname) -syscall sys_creat nr 85 nbargs 2 types: (const char *, int) args: (pathname, mode) -syscall sys_link nr 86 nbargs 2 types: (const char *, const char *) args: (oldname, newname) -syscall sys_unlink nr 87 nbargs 1 types: (const char *) args: (pathname) -syscall sys_symlink nr 88 nbargs 2 types: (const char *, const char *) args: (oldname, newname) -syscall sys_readlink nr 89 nbargs 3 types: (const char *, char *, int) args: (path, buf, bufsiz) -syscall sys_chmod nr 90 nbargs 2 types: (const char *, mode_t) args: (filename, mode) -syscall sys_fchmod nr 91 nbargs 2 types: (unsigned int, mode_t) args: (fd, mode) -syscall sys_chown nr 92 nbargs 3 types: (const char *, uid_t, gid_t) args: (filename, user, group) -syscall sys_fchown nr 93 nbargs 3 types: (unsigned int, uid_t, gid_t) args: (fd, user, group) -syscall sys_lchown nr 94 nbargs 3 types: (const char *, uid_t, gid_t) args: (filename, user, group) -syscall sys_umask nr 95 nbargs 1 types: (int) args: (mask) -syscall sys_gettimeofday nr 96 nbargs 2 types: (struct timeval *, struct timezone *) args: (tv, tz) -syscall sys_getrlimit nr 97 nbargs 2 types: (unsigned int, struct rlimit *) args: (resource, rlim) -syscall sys_getrusage nr 98 nbargs 2 types: (int, struct rusage *) args: (who, ru) -syscall sys_sysinfo nr 99 nbargs 1 types: (struct sysinfo *) args: (info) -syscall sys_times nr 100 nbargs 1 types: (struct tms *) args: (tbuf) -syscall sys_ptrace nr 101 nbargs 4 types: (long, long, unsigned long, unsigned long) args: (request, pid, addr, data) -syscall sys_getuid nr 102 nbargs 0 types: () args: () -syscall sys_syslog nr 103 nbargs 3 types: (int, char *, int) args: (type, buf, len) -syscall sys_getgid nr 104 nbargs 0 types: () args: () -syscall sys_setuid nr 105 nbargs 1 types: (uid_t) args: (uid) -syscall sys_setgid nr 106 nbargs 1 types: (gid_t) args: (gid) -syscall sys_geteuid nr 107 nbargs 0 types: () args: () -syscall sys_getegid nr 108 nbargs 0 types: () args: () -syscall sys_setpgid nr 109 nbargs 2 types: (pid_t, pid_t) args: (pid, pgid) -syscall sys_getppid nr 110 nbargs 0 types: () args: () -syscall sys_getpgrp nr 111 nbargs 0 types: () args: () -syscall sys_setsid nr 112 nbargs 0 types: () args: () -syscall sys_setreuid nr 113 nbargs 2 types: (uid_t, uid_t) args: (ruid, euid) -syscall sys_setregid nr 114 nbargs 2 types: (gid_t, gid_t) args: (rgid, egid) -syscall sys_getgroups nr 115 nbargs 2 types: (int, gid_t *) args: (gidsetsize, grouplist) -syscall sys_setgroups nr 116 nbargs 2 types: (int, gid_t *) args: (gidsetsize, grouplist) -syscall sys_setresuid nr 117 nbargs 3 types: (uid_t, uid_t, uid_t) args: (ruid, euid, suid) -syscall sys_getresuid nr 118 nbargs 3 types: (uid_t *, uid_t *, uid_t *) args: (ruid, euid, suid) -syscall sys_setresgid nr 119 nbargs 3 types: (gid_t, gid_t, gid_t) args: (rgid, egid, sgid) -syscall sys_getresgid nr 120 nbargs 3 types: (gid_t *, gid_t *, gid_t *) args: (rgid, egid, sgid) -syscall sys_getpgid nr 121 nbargs 1 types: (pid_t) args: (pid) -syscall sys_setfsuid nr 122 nbargs 1 types: (uid_t) args: (uid) -syscall sys_setfsgid nr 123 nbargs 1 types: (gid_t) args: (gid) -syscall sys_getsid nr 124 nbargs 1 types: (pid_t) args: (pid) -syscall sys_capget nr 125 nbargs 2 types: (cap_user_header_t, cap_user_data_t) args: (header, dataptr) -syscall sys_capset nr 126 nbargs 2 types: (cap_user_header_t, const cap_user_data_t) args: (header, data) -syscall sys_rt_sigpending nr 127 nbargs 2 types: (sigset_t *, size_t) args: (set, sigsetsize) -syscall sys_rt_sigtimedwait nr 128 nbargs 4 types: (const sigset_t *, siginfo_t *, const struct timespec *, size_t) args: (uthese, uinfo, uts, sigsetsize) -syscall sys_rt_sigqueueinfo nr 129 nbargs 3 types: (pid_t, int, siginfo_t *) args: (pid, sig, uinfo) -syscall sys_rt_sigsuspend nr 130 nbargs 2 types: (sigset_t *, size_t) args: (unewset, sigsetsize) -syscall sys_utime nr 132 nbargs 2 types: (char *, struct utimbuf *) args: (filename, times) -syscall sys_mknod nr 133 nbargs 3 types: (const char *, int, unsigned) args: (filename, mode, dev) -syscall sys_personality nr 135 nbargs 1 types: (unsigned int) args: (personality) -syscall sys_ustat nr 136 nbargs 2 types: (unsigned, struct ustat *) args: (dev, ubuf) -syscall sys_statfs nr 137 nbargs 2 types: (const char *, struct statfs *) args: (pathname, buf) -syscall sys_fstatfs nr 138 nbargs 2 types: (unsigned int, struct statfs *) args: (fd, buf) -syscall sys_sysfs nr 139 nbargs 3 types: (int, unsigned long, unsigned long) args: (option, arg1, arg2) -syscall sys_getpriority nr 140 nbargs 2 types: (int, int) args: (which, who) -syscall sys_setpriority nr 141 nbargs 3 types: (int, int, int) args: (which, who, niceval) -syscall sys_sched_setparam nr 142 nbargs 2 types: (pid_t, struct sched_param *) args: (pid, param) -syscall sys_sched_getparam nr 143 nbargs 2 types: (pid_t, struct sched_param *) args: (pid, param) -syscall sys_sched_setscheduler nr 144 nbargs 3 types: (pid_t, int, struct sched_param *) args: (pid, policy, param) -syscall sys_sched_getscheduler nr 145 nbargs 1 types: (pid_t) args: (pid) -syscall sys_sched_get_priority_max nr 146 nbargs 1 types: (int) args: (policy) -syscall sys_sched_get_priority_min nr 147 nbargs 1 types: (int) args: (policy) -syscall sys_sched_rr_get_interval nr 148 nbargs 2 types: (pid_t, struct timespec *) args: (pid, interval) -syscall sys_mlock nr 149 nbargs 2 types: (unsigned long, size_t) args: (start, len) -syscall sys_munlock nr 150 nbargs 2 types: (unsigned long, size_t) args: (start, len) -syscall sys_mlockall nr 151 nbargs 1 types: (int) args: (flags) -syscall sys_munlockall nr 152 nbargs 0 types: () args: () -syscall sys_vhangup nr 153 nbargs 0 types: () args: () -syscall sys_pivot_root nr 155 nbargs 2 types: (const char *, const char *) args: (new_root, put_old) -syscall sys_sysctl nr 156 nbargs 1 types: (struct __sysctl_args *) args: (args) -syscall sys_prctl nr 157 nbargs 5 types: (int, unsigned long, unsigned long, unsigned long, unsigned long) args: (option, arg2, arg3, arg4, arg5) -syscall sys_adjtimex nr 159 nbargs 1 types: (struct timex *) args: (txc_p) -syscall sys_setrlimit nr 160 nbargs 2 types: (unsigned int, struct rlimit *) args: (resource, rlim) -syscall sys_chroot nr 161 nbargs 1 types: (const char *) args: (filename) -syscall sys_sync nr 162 nbargs 0 types: () args: () -syscall sys_settimeofday nr 164 nbargs 2 types: (struct timeval *, struct timezone *) args: (tv, tz) -syscall sys_mount nr 165 nbargs 5 types: (char *, char *, char *, unsigned long, void *) args: (dev_name, dir_name, type, flags, data) -syscall sys_umount nr 166 nbargs 2 types: (char *, int) args: (name, flags) -syscall sys_swapon nr 167 nbargs 2 types: (const char *, int) args: (specialfile, swap_flags) -syscall sys_swapoff nr 168 nbargs 1 types: (const char *) args: (specialfile) -syscall sys_reboot nr 169 nbargs 4 types: (int, int, unsigned int, void *) args: (magic1, magic2, cmd, arg) -syscall sys_sethostname nr 170 nbargs 2 types: (char *, int) args: (name, len) -syscall sys_setdomainname nr 171 nbargs 2 types: (char *, int) args: (name, len) -syscall sys_init_module nr 175 nbargs 3 types: (void *, unsigned long, const char *) args: (umod, len, uargs) -syscall sys_delete_module nr 176 nbargs 2 types: (const char *, unsigned int) args: (name_user, flags) -syscall sys_nfsservctl nr 180 nbargs 3 types: (int, struct nfsctl_arg *, void *) args: (cmd, arg, res) -syscall sys_gettid nr 186 nbargs 0 types: () args: () -syscall sys_setxattr nr 188 nbargs 5 types: (const char *, const char *, const void *, size_t, int) args: (pathname, name, value, size, flags) -syscall sys_lsetxattr nr 189 nbargs 5 types: (const char *, const char *, const void *, size_t, int) args: (pathname, name, value, size, flags) -syscall sys_fsetxattr nr 190 nbargs 5 types: (int, const char *, const void *, size_t, int) args: (fd, name, value, size, flags) -syscall sys_getxattr nr 191 nbargs 4 types: (const char *, const char *, void *, size_t) args: (pathname, name, value, size) -syscall sys_lgetxattr nr 192 nbargs 4 types: (const char *, const char *, void *, size_t) args: (pathname, name, value, size) -syscall sys_fgetxattr nr 193 nbargs 4 types: (int, const char *, void *, size_t) args: (fd, name, value, size) -syscall sys_listxattr nr 194 nbargs 3 types: (const char *, char *, size_t) args: (pathname, list, size) -syscall sys_llistxattr nr 195 nbargs 3 types: (const char *, char *, size_t) args: (pathname, list, size) -syscall sys_flistxattr nr 196 nbargs 3 types: (int, char *, size_t) args: (fd, list, size) -syscall sys_removexattr nr 197 nbargs 2 types: (const char *, const char *) args: (pathname, name) -syscall sys_lremovexattr nr 198 nbargs 2 types: (const char *, const char *) args: (pathname, name) -syscall sys_fremovexattr nr 199 nbargs 2 types: (int, const char *) args: (fd, name) -syscall sys_tkill nr 200 nbargs 2 types: (pid_t, int) args: (pid, sig) -syscall sys_time nr 201 nbargs 1 types: (time_t *) args: (tloc) -syscall sys_futex nr 202 nbargs 6 types: (u32 *, int, u32, struct timespec *, u32 *, u32) args: (uaddr, op, val, utime, uaddr2, val3) -syscall sys_sched_setaffinity nr 203 nbargs 3 types: (pid_t, unsigned int, unsigned long *) args: (pid, len, user_mask_ptr) -syscall sys_sched_getaffinity nr 204 nbargs 3 types: (pid_t, unsigned int, unsigned long *) args: (pid, len, user_mask_ptr) -syscall sys_io_setup nr 206 nbargs 2 types: (unsigned, aio_context_t *) args: (nr_events, ctxp) -syscall sys_io_destroy nr 207 nbargs 1 types: (aio_context_t) args: (ctx) -syscall sys_io_getevents nr 208 nbargs 5 types: (aio_context_t, long, long, struct io_event *, struct timespec *) args: (ctx_id, min_nr, nr, events, timeout) -syscall sys_io_submit nr 209 nbargs 3 types: (aio_context_t, long, struct iocb * *) args: (ctx_id, nr, iocbpp) -syscall sys_io_cancel nr 210 nbargs 3 types: (aio_context_t, struct iocb *, struct io_event *) args: (ctx_id, iocb, result) -syscall sys_epoll_create nr 213 nbargs 1 types: (int) args: (size) -syscall sys_remap_file_pages nr 216 nbargs 5 types: (unsigned long, unsigned long, unsigned long, unsigned long, unsigned long) args: (start, size, prot, pgoff, flags) -syscall sys_getdents64 nr 217 nbargs 3 types: (unsigned int, struct linux_dirent64 *, unsigned int) args: (fd, dirent, count) -syscall sys_set_tid_address nr 218 nbargs 1 types: (int *) args: (tidptr) -syscall sys_restart_syscall nr 219 nbargs 0 types: () args: () -syscall sys_semtimedop nr 220 nbargs 4 types: (int, struct sembuf *, unsigned, const struct timespec *) args: (semid, tsops, nsops, timeout) -syscall sys_timer_create nr 222 nbargs 3 types: (const clockid_t, struct sigevent *, timer_t *) args: (which_clock, timer_event_spec, created_timer_id) -syscall sys_timer_settime nr 223 nbargs 4 types: (timer_t, int, const struct itimerspec *, struct itimerspec *) args: (timer_id, flags, new_setting, old_setting) -syscall sys_timer_gettime nr 224 nbargs 2 types: (timer_t, struct itimerspec *) args: (timer_id, setting) -syscall sys_timer_getoverrun nr 225 nbargs 1 types: (timer_t) args: (timer_id) -syscall sys_timer_delete nr 226 nbargs 1 types: (timer_t) args: (timer_id) -syscall sys_clock_settime nr 227 nbargs 2 types: (const clockid_t, const struct timespec *) args: (which_clock, tp) -syscall sys_clock_gettime nr 228 nbargs 2 types: (const clockid_t, struct timespec *) args: (which_clock, tp) -syscall sys_clock_getres nr 229 nbargs 2 types: (const clockid_t, struct timespec *) args: (which_clock, tp) -syscall sys_clock_nanosleep nr 230 nbargs 4 types: (const clockid_t, int, const struct timespec *, struct timespec *) args: (which_clock, flags, rqtp, rmtp) -syscall sys_exit_group nr 231 nbargs 1 types: (int) args: (error_code) -syscall sys_epoll_wait nr 232 nbargs 4 types: (int, struct epoll_event *, int, int) args: (epfd, events, maxevents, timeout) -syscall sys_epoll_ctl nr 233 nbargs 4 types: (int, int, int, struct epoll_event *) args: (epfd, op, fd, event) -syscall sys_tgkill nr 234 nbargs 3 types: (pid_t, pid_t, int) args: (tgid, pid, sig) -syscall sys_utimes nr 235 nbargs 2 types: (char *, struct timeval *) args: (filename, utimes) -syscall sys_mq_open nr 240 nbargs 4 types: (const char *, int, mode_t, struct mq_attr *) args: (u_name, oflag, mode, u_attr) -syscall sys_mq_unlink nr 241 nbargs 1 types: (const char *) args: (u_name) -syscall sys_mq_timedsend nr 242 nbargs 5 types: (mqd_t, const char *, size_t, unsigned int, const struct timespec *) args: (mqdes, u_msg_ptr, msg_len, msg_prio, u_abs_timeout) -syscall sys_mq_timedreceive nr 243 nbargs 5 types: (mqd_t, char *, size_t, unsigned int *, const struct timespec *) args: (mqdes, u_msg_ptr, msg_len, u_msg_prio, u_abs_timeout) -syscall sys_mq_notify nr 244 nbargs 2 types: (mqd_t, const struct sigevent *) args: (mqdes, u_notification) -syscall sys_mq_getsetattr nr 245 nbargs 3 types: (mqd_t, const struct mq_attr *, struct mq_attr *) args: (mqdes, u_mqstat, u_omqstat) -syscall sys_kexec_load nr 246 nbargs 4 types: (unsigned long, unsigned long, struct kexec_segment *, unsigned long) args: (entry, nr_segments, segments, flags) -syscall sys_waitid nr 247 nbargs 5 types: (int, pid_t, struct siginfo *, int, struct rusage *) args: (which, upid, infop, options, ru) -syscall sys_ioprio_set nr 251 nbargs 3 types: (int, int, int) args: (which, who, ioprio) -syscall sys_ioprio_get nr 252 nbargs 2 types: (int, int) args: (which, who) -syscall sys_inotify_init nr 253 nbargs 0 types: () args: () -syscall sys_inotify_add_watch nr 254 nbargs 3 types: (int, const char *, u32) args: (fd, pathname, mask) -syscall sys_inotify_rm_watch nr 255 nbargs 2 types: (int, __s32) args: (fd, wd) -syscall sys_openat nr 257 nbargs 4 types: (int, const char *, int, int) args: (dfd, filename, flags, mode) -syscall sys_mkdirat nr 258 nbargs 3 types: (int, const char *, int) args: (dfd, pathname, mode) -syscall sys_mknodat nr 259 nbargs 4 types: (int, const char *, int, unsigned) args: (dfd, filename, mode, dev) -syscall sys_fchownat nr 260 nbargs 5 types: (int, const char *, uid_t, gid_t, int) args: (dfd, filename, user, group, flag) -syscall sys_futimesat nr 261 nbargs 3 types: (int, const char *, struct timeval *) args: (dfd, filename, utimes) -syscall sys_newfstatat nr 262 nbargs 4 types: (int, const char *, struct stat *, int) args: (dfd, filename, statbuf, flag) -syscall sys_unlinkat nr 263 nbargs 3 types: (int, const char *, int) args: (dfd, pathname, flag) -syscall sys_renameat nr 264 nbargs 4 types: (int, const char *, int, const char *) args: (olddfd, oldname, newdfd, newname) -syscall sys_linkat nr 265 nbargs 5 types: (int, const char *, int, const char *, int) args: (olddfd, oldname, newdfd, newname, flags) -syscall sys_symlinkat nr 266 nbargs 3 types: (const char *, int, const char *) args: (oldname, newdfd, newname) -syscall sys_readlinkat nr 267 nbargs 4 types: (int, const char *, char *, int) args: (dfd, pathname, buf, bufsiz) -syscall sys_fchmodat nr 268 nbargs 3 types: (int, const char *, mode_t) args: (dfd, filename, mode) -syscall sys_faccessat nr 269 nbargs 3 types: (int, const char *, int) args: (dfd, filename, mode) -syscall sys_pselect6 nr 270 nbargs 6 types: (int, fd_set *, fd_set *, fd_set *, struct timespec *, void *) args: (n, inp, outp, exp, tsp, sig) -syscall sys_ppoll nr 271 nbargs 5 types: (struct pollfd *, unsigned int, struct timespec *, const sigset_t *, size_t) args: (ufds, nfds, tsp, sigmask, sigsetsize) -syscall sys_unshare nr 272 nbargs 1 types: (unsigned long) args: (unshare_flags) -syscall sys_set_robust_list nr 273 nbargs 2 types: (struct robust_list_head *, size_t) args: (head, len) -syscall sys_get_robust_list nr 274 nbargs 3 types: (int, struct robust_list_head * *, size_t *) args: (pid, head_ptr, len_ptr) -syscall sys_splice nr 275 nbargs 6 types: (int, loff_t *, int, loff_t *, size_t, unsigned int) args: (fd_in, off_in, fd_out, off_out, len, flags) -syscall sys_tee nr 276 nbargs 4 types: (int, int, size_t, unsigned int) args: (fdin, fdout, len, flags) -syscall sys_vmsplice nr 278 nbargs 4 types: (int, const struct iovec *, unsigned long, unsigned int) args: (fd, iov, nr_segs, flags) -syscall sys_utimensat nr 280 nbargs 4 types: (int, const char *, struct timespec *, int) args: (dfd, filename, utimes, flags) -syscall sys_epoll_pwait nr 281 nbargs 6 types: (int, struct epoll_event *, int, int, const sigset_t *, size_t) args: (epfd, events, maxevents, timeout, sigmask, sigsetsize) -syscall sys_signalfd nr 282 nbargs 3 types: (int, sigset_t *, size_t) args: (ufd, user_mask, sizemask) -syscall sys_timerfd_create nr 283 nbargs 2 types: (int, int) args: (clockid, flags) -syscall sys_eventfd nr 284 nbargs 1 types: (unsigned int) args: (count) -syscall sys_timerfd_settime nr 286 nbargs 4 types: (int, int, const struct itimerspec *, struct itimerspec *) args: (ufd, flags, utmr, otmr) -syscall sys_timerfd_gettime nr 287 nbargs 2 types: (int, struct itimerspec *) args: (ufd, otmr) -syscall sys_accept4 nr 288 nbargs 4 types: (int, struct sockaddr *, int *, int) args: (fd, upeer_sockaddr, upeer_addrlen, flags) -syscall sys_signalfd4 nr 289 nbargs 4 types: (int, sigset_t *, size_t, int) args: (ufd, user_mask, sizemask, flags) -syscall sys_eventfd2 nr 290 nbargs 2 types: (unsigned int, int) args: (count, flags) -syscall sys_epoll_create1 nr 291 nbargs 1 types: (int) args: (flags) -syscall sys_dup3 nr 292 nbargs 3 types: (unsigned int, unsigned int, int) args: (oldfd, newfd, flags) -syscall sys_pipe2 nr 293 nbargs 2 types: (int *, int) args: (fildes, flags) -syscall sys_inotify_init1 nr 294 nbargs 1 types: (int) args: (flags) -syscall sys_preadv nr 295 nbargs 5 types: (unsigned long, const struct iovec *, unsigned long, unsigned long, unsigned long) args: (fd, vec, vlen, pos_l, pos_h) -syscall sys_pwritev nr 296 nbargs 5 types: (unsigned long, const struct iovec *, unsigned long, unsigned long, unsigned long) args: (fd, vec, vlen, pos_l, pos_h) -syscall sys_rt_tgsigqueueinfo nr 297 nbargs 4 types: (pid_t, pid_t, int, siginfo_t *) args: (tgid, pid, sig, uinfo) -syscall sys_perf_event_open nr 298 nbargs 5 types: (struct perf_event_attr *, pid_t, int, int, unsigned long) args: (attr_uptr, pid, cpu, group_fd, flags) -syscall sys_recvmmsg nr 299 nbargs 5 types: (int, struct mmsghdr *, unsigned int, unsigned int, struct timespec *) args: (fd, mmsg, vlen, flags, timeout) -syscall sys_prlimit64 nr 302 nbargs 4 types: (pid_t, unsigned int, const struct rlimit64 *, struct rlimit64 *) args: (pid, resource, new_rlim, old_rlim) -syscall sys_clock_adjtime nr 305 nbargs 2 types: (const clockid_t, struct timex *) args: (which_clock, utx) -syscall sys_syncfs nr 306 nbargs 1 types: (int) args: (fd) -syscall sys_sendmmsg nr 307 nbargs 4 types: (int, struct mmsghdr *, unsigned int, unsigned int) args: (fd, mmsg, vlen, flags) -syscall sys_setns nr 308 nbargs 2 types: (int, int) args: (fd, nstype) diff --git a/drivers/staging/lttng/instrumentation/syscalls/3.1.0-rc6/x86-32-syscalls-3.1.0-rc6 b/drivers/staging/lttng/instrumentation/syscalls/3.1.0-rc6/x86-32-syscalls-3.1.0-rc6 deleted file mode 100644 index 130c1e3..0000000 --- a/drivers/staging/lttng/instrumentation/syscalls/3.1.0-rc6/x86-32-syscalls-3.1.0-rc6 +++ /dev/null @@ -1,291 +0,0 @@ -syscall sys_restart_syscall nr 0 nbargs 0 types: () args: () -syscall sys_exit nr 1 nbargs 1 types: (int) args: (error_code) -syscall sys_read nr 3 nbargs 3 types: (unsigned int, char *, size_t) args: (fd, buf, count) -syscall sys_write nr 4 nbargs 3 types: (unsigned int, const char *, size_t) args: (fd, buf, count) -syscall sys_open nr 5 nbargs 3 types: (const char *, int, int) args: (filename, flags, mode) -syscall sys_close nr 6 nbargs 1 types: (unsigned int) args: (fd) -syscall sys_waitpid nr 7 nbargs 3 types: (pid_t, int *, int) args: (pid, stat_addr, options) -syscall sys_creat nr 8 nbargs 2 types: (const char *, int) args: (pathname, mode) -syscall sys_link nr 9 nbargs 2 types: (const char *, const char *) args: (oldname, newname) -syscall sys_unlink nr 10 nbargs 1 types: (const char *) args: (pathname) -syscall sys_chdir nr 12 nbargs 1 types: (const char *) args: (filename) -syscall sys_time nr 13 nbargs 1 types: (time_t *) args: (tloc) -syscall sys_mknod nr 14 nbargs 3 types: (const char *, int, unsigned) args: (filename, mode, dev) -syscall sys_chmod nr 15 nbargs 2 types: (const char *, mode_t) args: (filename, mode) -syscall sys_lchown16 nr 16 nbargs 3 types: (const char *, old_uid_t, old_gid_t) args: (filename, user, group) -syscall sys_stat nr 18 nbargs 2 types: (const char *, struct __old_kernel_stat *) args: (filename, statbuf) -syscall sys_lseek nr 19 nbargs 3 types: (unsigned int, off_t, unsigned int) args: (fd, offset, origin) -syscall sys_getpid nr 20 nbargs 0 types: () args: () -syscall sys_mount nr 21 nbargs 5 types: (char *, char *, char *, unsigned long, void *) args: (dev_name, dir_name, type, flags, data) -syscall sys_oldumount nr 22 nbargs 1 types: (char *) args: (name) -syscall sys_setuid16 nr 23 nbargs 1 types: (old_uid_t) args: (uid) -syscall sys_getuid16 nr 24 nbargs 0 types: () args: () -syscall sys_stime nr 25 nbargs 1 types: (time_t *) args: (tptr) -syscall sys_ptrace nr 26 nbargs 4 types: (long, long, unsigned long, unsigned long) args: (request, pid, addr, data) -syscall sys_alarm nr 27 nbargs 1 types: (unsigned int) args: (seconds) -syscall sys_fstat nr 28 nbargs 2 types: (unsigned int, struct __old_kernel_stat *) args: (fd, statbuf) -syscall sys_pause nr 29 nbargs 0 types: () args: () -syscall sys_utime nr 30 nbargs 2 types: (char *, struct utimbuf *) args: (filename, times) -syscall sys_access nr 33 nbargs 2 types: (const char *, int) args: (filename, mode) -syscall sys_nice nr 34 nbargs 1 types: (int) args: (increment) -syscall sys_sync nr 36 nbargs 0 types: () args: () -syscall sys_kill nr 37 nbargs 2 types: (pid_t, int) args: (pid, sig) -syscall sys_rename nr 38 nbargs 2 types: (const char *, const char *) args: (oldname, newname) -syscall sys_mkdir nr 39 nbargs 2 types: (const char *, int) args: (pathname, mode) -syscall sys_rmdir nr 40 nbargs 1 types: (const char *) args: (pathname) -syscall sys_dup nr 41 nbargs 1 types: (unsigned int) args: (fildes) -syscall sys_pipe nr 42 nbargs 1 types: (int *) args: (fildes) -syscall sys_times nr 43 nbargs 1 types: (struct tms *) args: (tbuf) -syscall sys_brk nr 45 nbargs 1 types: (unsigned long) args: (brk) -syscall sys_setgid16 nr 46 nbargs 1 types: (old_gid_t) args: (gid) -syscall sys_getgid16 nr 47 nbargs 0 types: () args: () -syscall sys_signal nr 48 nbargs 2 types: (int, __sighandler_t) args: (sig, handler) -syscall sys_geteuid16 nr 49 nbargs 0 types: () args: () -syscall sys_getegid16 nr 50 nbargs 0 types: () args: () -syscall sys_acct nr 51 nbargs 1 types: (const char *) args: (name) -syscall sys_umount nr 52 nbargs 2 types: (char *, int) args: (name, flags) -syscall sys_ioctl nr 54 nbargs 3 types: (unsigned int, unsigned int, unsigned long) args: (fd, cmd, arg) -syscall sys_fcntl nr 55 nbargs 3 types: (unsigned int, unsigned int, unsigned long) args: (fd, cmd, arg) -syscall sys_setpgid nr 57 nbargs 2 types: (pid_t, pid_t) args: (pid, pgid) -syscall sys_olduname nr 59 nbargs 1 types: (struct oldold_utsname *) args: (name) -syscall sys_umask nr 60 nbargs 1 types: (int) args: (mask) -syscall sys_chroot nr 61 nbargs 1 types: (const char *) args: (filename) -syscall sys_ustat nr 62 nbargs 2 types: (unsigned, struct ustat *) args: (dev, ubuf) -syscall sys_dup2 nr 63 nbargs 2 types: (unsigned int, unsigned int) args: (oldfd, newfd) -syscall sys_getppid nr 64 nbargs 0 types: () args: () -syscall sys_getpgrp nr 65 nbargs 0 types: () args: () -syscall sys_setsid nr 66 nbargs 0 types: () args: () -syscall sys_sgetmask nr 68 nbargs 0 types: () args: () -syscall sys_ssetmask nr 69 nbargs 1 types: (int) args: (newmask) -syscall sys_setreuid16 nr 70 nbargs 2 types: (old_uid_t, old_uid_t) args: (ruid, euid) -syscall sys_setregid16 nr 71 nbargs 2 types: (old_gid_t, old_gid_t) args: (rgid, egid) -syscall sys_sigpending nr 73 nbargs 1 types: (old_sigset_t *) args: (set) -syscall sys_sethostname nr 74 nbargs 2 types: (char *, int) args: (name, len) -syscall sys_setrlimit nr 75 nbargs 2 types: (unsigned int, struct rlimit *) args: (resource, rlim) -syscall sys_old_getrlimit nr 76 nbargs 2 types: (unsigned int, struct rlimit *) args: (resource, rlim) -syscall sys_getrusage nr 77 nbargs 2 types: (int, struct rusage *) args: (who, ru) -syscall sys_gettimeofday nr 78 nbargs 2 types: (struct timeval *, struct timezone *) args: (tv, tz) -syscall sys_settimeofday nr 79 nbargs 2 types: (struct timeval *, struct timezone *) args: (tv, tz) -syscall sys_getgroups16 nr 80 nbargs 2 types: (int, old_gid_t *) args: (gidsetsize, grouplist) -syscall sys_setgroups16 nr 81 nbargs 2 types: (int, old_gid_t *) args: (gidsetsize, grouplist) -syscall sys_old_select nr 82 nbargs 1 types: (struct sel_arg_struct *) args: (arg) -syscall sys_symlink nr 83 nbargs 2 types: (const char *, const char *) args: (oldname, newname) -syscall sys_lstat nr 84 nbargs 2 types: (const char *, struct __old_kernel_stat *) args: (filename, statbuf) -syscall sys_readlink nr 85 nbargs 3 types: (const char *, char *, int) args: (path, buf, bufsiz) -syscall sys_uselib nr 86 nbargs 1 types: (const char *) args: (library) -syscall sys_swapon nr 87 nbargs 2 types: (const char *, int) args: (specialfile, swap_flags) -syscall sys_reboot nr 88 nbargs 4 types: (int, int, unsigned int, void *) args: (magic1, magic2, cmd, arg) -syscall sys_old_readdir nr 89 nbargs 3 types: (unsigned int, struct old_linux_dirent *, unsigned int) args: (fd, dirent, count) -syscall sys_old_mmap nr 90 nbargs 1 types: (struct mmap_arg_struct *) args: (arg) -syscall sys_munmap nr 91 nbargs 2 types: (unsigned long, size_t) args: (addr, len) -syscall sys_truncate nr 92 nbargs 2 types: (const char *, long) args: (path, length) -syscall sys_ftruncate nr 93 nbargs 2 types: (unsigned int, unsigned long) args: (fd, length) -syscall sys_fchmod nr 94 nbargs 2 types: (unsigned int, mode_t) args: (fd, mode) -syscall sys_fchown16 nr 95 nbargs 3 types: (unsigned int, old_uid_t, old_gid_t) args: (fd, user, group) -syscall sys_getpriority nr 96 nbargs 2 types: (int, int) args: (which, who) -syscall sys_setpriority nr 97 nbargs 3 types: (int, int, int) args: (which, who, niceval) -syscall sys_statfs nr 99 nbargs 2 types: (const char *, struct statfs *) args: (pathname, buf) -syscall sys_fstatfs nr 100 nbargs 2 types: (unsigned int, struct statfs *) args: (fd, buf) -syscall sys_socketcall nr 102 nbargs 2 types: (int, unsigned long *) args: (call, args) -syscall sys_syslog nr 103 nbargs 3 types: (int, char *, int) args: (type, buf, len) -syscall sys_setitimer nr 104 nbargs 3 types: (int, struct itimerval *, struct itimerval *) args: (which, value, ovalue) -syscall sys_getitimer nr 105 nbargs 2 types: (int, struct itimerval *) args: (which, value) -syscall sys_newstat nr 106 nbargs 2 types: (const char *, struct stat *) args: (filename, statbuf) -syscall sys_newlstat nr 107 nbargs 2 types: (const char *, struct stat *) args: (filename, statbuf) -syscall sys_newfstat nr 108 nbargs 2 types: (unsigned int, struct stat *) args: (fd, statbuf) -syscall sys_uname nr 109 nbargs 1 types: (struct old_utsname *) args: (name) -syscall sys_vhangup nr 111 nbargs 0 types: () args: () -syscall sys_wait4 nr 114 nbargs 4 types: (pid_t, int *, int, struct rusage *) args: (upid, stat_addr, options, ru) -syscall sys_swapoff nr 115 nbargs 1 types: (const char *) args: (specialfile) -syscall sys_sysinfo nr 116 nbargs 1 types: (struct sysinfo *) args: (info) -syscall sys_ipc nr 117 nbargs 6 types: (unsigned int, int, unsigned long, unsigned long, void *, long) args: (call, first, second, third, ptr, fifth) -syscall sys_fsync nr 118 nbargs 1 types: (unsigned int) args: (fd) -syscall sys_setdomainname nr 121 nbargs 2 types: (char *, int) args: (name, len) -syscall sys_newuname nr 122 nbargs 1 types: (struct new_utsname *) args: (name) -syscall sys_adjtimex nr 124 nbargs 1 types: (struct timex *) args: (txc_p) -syscall sys_mprotect nr 125 nbargs 3 types: (unsigned long, size_t, unsigned long) args: (start, len, prot) -syscall sys_sigprocmask nr 126 nbargs 3 types: (int, old_sigset_t *, old_sigset_t *) args: (how, nset, oset) -syscall sys_init_module nr 128 nbargs 3 types: (void *, unsigned long, const char *) args: (umod, len, uargs) -syscall sys_delete_module nr 129 nbargs 2 types: (const char *, unsigned int) args: (name_user, flags) -syscall sys_quotactl nr 131 nbargs 4 types: (unsigned int, const char *, qid_t, void *) args: (cmd, special, id, addr) -syscall sys_getpgid nr 132 nbargs 1 types: (pid_t) args: (pid) -syscall sys_fchdir nr 133 nbargs 1 types: (unsigned int) args: (fd) -syscall sys_bdflush nr 134 nbargs 2 types: (int, long) args: (func, data) -syscall sys_sysfs nr 135 nbargs 3 types: (int, unsigned long, unsigned long) args: (option, arg1, arg2) -syscall sys_personality nr 136 nbargs 1 types: (unsigned int) args: (personality) -syscall sys_setfsuid16 nr 138 nbargs 1 types: (old_uid_t) args: (uid) -syscall sys_setfsgid16 nr 139 nbargs 1 types: (old_gid_t) args: (gid) -syscall sys_llseek nr 140 nbargs 5 types: (unsigned int, unsigned long, unsigned long, loff_t *, unsigned int) args: (fd, offset_high, offset_low, result, origin) -syscall sys_getdents nr 141 nbargs 3 types: (unsigned int, struct linux_dirent *, unsigned int) args: (fd, dirent, count) -syscall sys_select nr 142 nbargs 5 types: (int, fd_set *, fd_set *, fd_set *, struct timeval *) args: (n, inp, outp, exp, tvp) -syscall sys_flock nr 143 nbargs 2 types: (unsigned int, unsigned int) args: (fd, cmd) -syscall sys_msync nr 144 nbargs 3 types: (unsigned long, size_t, int) args: (start, len, flags) -syscall sys_readv nr 145 nbargs 3 types: (unsigned long, const struct iovec *, unsigned long) args: (fd, vec, vlen) -syscall sys_writev nr 146 nbargs 3 types: (unsigned long, const struct iovec *, unsigned long) args: (fd, vec, vlen) -syscall sys_getsid nr 147 nbargs 1 types: (pid_t) args: (pid) -syscall sys_fdatasync nr 148 nbargs 1 types: (unsigned int) args: (fd) -syscall sys_sysctl nr 149 nbargs 1 types: (struct __sysctl_args *) args: (args) -syscall sys_mlock nr 150 nbargs 2 types: (unsigned long, size_t) args: (start, len) -syscall sys_munlock nr 151 nbargs 2 types: (unsigned long, size_t) args: (start, len) -syscall sys_mlockall nr 152 nbargs 1 types: (int) args: (flags) -syscall sys_munlockall nr 153 nbargs 0 types: () args: () -syscall sys_sched_setparam nr 154 nbargs 2 types: (pid_t, struct sched_param *) args: (pid, param) -syscall sys_sched_getparam nr 155 nbargs 2 types: (pid_t, struct sched_param *) args: (pid, param) -syscall sys_sched_setscheduler nr 156 nbargs 3 types: (pid_t, int, struct sched_param *) args: (pid, policy, param) -syscall sys_sched_getscheduler nr 157 nbargs 1 types: (pid_t) args: (pid) -syscall sys_sched_yield nr 158 nbargs 0 types: () args: () -syscall sys_sched_get_priority_max nr 159 nbargs 1 types: (int) args: (policy) -syscall sys_sched_get_priority_min nr 160 nbargs 1 types: (int) args: (policy) -syscall sys_sched_rr_get_interval nr 161 nbargs 2 types: (pid_t, struct timespec *) args: (pid, interval) -syscall sys_nanosleep nr 162 nbargs 2 types: (struct timespec *, struct timespec *) args: (rqtp, rmtp) -syscall sys_mremap nr 163 nbargs 5 types: (unsigned long, unsigned long, unsigned long, unsigned long, unsigned long) args: (addr, old_len, new_len, flags, new_addr) -syscall sys_setresuid16 nr 164 nbargs 3 types: (old_uid_t, old_uid_t, old_uid_t) args: (ruid, euid, suid) -syscall sys_getresuid16 nr 165 nbargs 3 types: (old_uid_t *, old_uid_t *, old_uid_t *) args: (ruid, euid, suid) -syscall sys_poll nr 168 nbargs 3 types: (struct pollfd *, unsigned int, long) args: (ufds, nfds, timeout_msecs) -syscall sys_setresgid16 nr 170 nbargs 3 types: (old_gid_t, old_gid_t, old_gid_t) args: (rgid, egid, sgid) -syscall sys_getresgid16 nr 171 nbargs 3 types: (old_gid_t *, old_gid_t *, old_gid_t *) args: (rgid, egid, sgid) -syscall sys_prctl nr 172 nbargs 5 types: (int, unsigned long, unsigned long, unsigned long, unsigned long) args: (option, arg2, arg3, arg4, arg5) -syscall sys_rt_sigaction nr 174 nbargs 4 types: (int, const struct sigaction *, struct sigaction *, size_t) args: (sig, act, oact, sigsetsize) -syscall sys_rt_sigprocmask nr 175 nbargs 4 types: (int, sigset_t *, sigset_t *, size_t) args: (how, nset, oset, sigsetsize) -syscall sys_rt_sigpending nr 176 nbargs 2 types: (sigset_t *, size_t) args: (set, sigsetsize) -syscall sys_rt_sigtimedwait nr 177 nbargs 4 types: (const sigset_t *, siginfo_t *, const struct timespec *, size_t) args: (uthese, uinfo, uts, sigsetsize) -syscall sys_rt_sigqueueinfo nr 178 nbargs 3 types: (pid_t, int, siginfo_t *) args: (pid, sig, uinfo) -syscall sys_rt_sigsuspend nr 179 nbargs 2 types: (sigset_t *, size_t) args: (unewset, sigsetsize) -syscall sys_chown16 nr 182 nbargs 3 types: (const char *, old_uid_t, old_gid_t) args: (filename, user, group) -syscall sys_getcwd nr 183 nbargs 2 types: (char *, unsigned long) args: (buf, size) -syscall sys_capget nr 184 nbargs 2 types: (cap_user_header_t, cap_user_data_t) args: (header, dataptr) -syscall sys_capset nr 185 nbargs 2 types: (cap_user_header_t, const cap_user_data_t) args: (header, data) -syscall sys_sendfile nr 187 nbargs 4 types: (int, int, off_t *, size_t) args: (out_fd, in_fd, offset, count) -syscall sys_getrlimit nr 191 nbargs 2 types: (unsigned int, struct rlimit *) args: (resource, rlim) -syscall sys_mmap_pgoff nr 192 nbargs 6 types: (unsigned long, unsigned long, unsigned long, unsigned long, unsigned long, unsigned long) args: (addr, len, prot, flags, fd, pgoff) -syscall sys_stat64 nr 195 nbargs 2 types: (const char *, struct stat64 *) args: (filename, statbuf) -syscall sys_lstat64 nr 196 nbargs 2 types: (const char *, struct stat64 *) args: (filename, statbuf) -syscall sys_fstat64 nr 197 nbargs 2 types: (unsigned long, struct stat64 *) args: (fd, statbuf) -syscall sys_lchown nr 198 nbargs 3 types: (const char *, uid_t, gid_t) args: (filename, user, group) -syscall sys_getuid nr 199 nbargs 0 types: () args: () -syscall sys_getgid nr 200 nbargs 0 types: () args: () -syscall sys_geteuid nr 201 nbargs 0 types: () args: () -syscall sys_getegid nr 202 nbargs 0 types: () args: () -syscall sys_setreuid nr 203 nbargs 2 types: (uid_t, uid_t) args: (ruid, euid) -syscall sys_setregid nr 204 nbargs 2 types: (gid_t, gid_t) args: (rgid, egid) -syscall sys_getgroups nr 205 nbargs 2 types: (int, gid_t *) args: (gidsetsize, grouplist) -syscall sys_setgroups nr 206 nbargs 2 types: (int, gid_t *) args: (gidsetsize, grouplist) -syscall sys_fchown nr 207 nbargs 3 types: (unsigned int, uid_t, gid_t) args: (fd, user, group) -syscall sys_setresuid nr 208 nbargs 3 types: (uid_t, uid_t, uid_t) args: (ruid, euid, suid) -syscall sys_getresuid nr 209 nbargs 3 types: (uid_t *, uid_t *, uid_t *) args: (ruid, euid, suid) -syscall sys_setresgid nr 210 nbargs 3 types: (gid_t, gid_t, gid_t) args: (rgid, egid, sgid) -syscall sys_getresgid nr 211 nbargs 3 types: (gid_t *, gid_t *, gid_t *) args: (rgid, egid, sgid) -syscall sys_chown nr 212 nbargs 3 types: (const char *, uid_t, gid_t) args: (filename, user, group) -syscall sys_setuid nr 213 nbargs 1 types: (uid_t) args: (uid) -syscall sys_setgid nr 214 nbargs 1 types: (gid_t) args: (gid) -syscall sys_setfsuid nr 215 nbargs 1 types: (uid_t) args: (uid) -syscall sys_setfsgid nr 216 nbargs 1 types: (gid_t) args: (gid) -syscall sys_pivot_root nr 217 nbargs 2 types: (const char *, const char *) args: (new_root, put_old) -syscall sys_mincore nr 218 nbargs 3 types: (unsigned long, size_t, unsigned char *) args: (start, len, vec) -syscall sys_madvise nr 219 nbargs 3 types: (unsigned long, size_t, int) args: (start, len_in, behavior) -syscall sys_getdents64 nr 220 nbargs 3 types: (unsigned int, struct linux_dirent64 *, unsigned int) args: (fd, dirent, count) -syscall sys_fcntl64 nr 221 nbargs 3 types: (unsigned int, unsigned int, unsigned long) args: (fd, cmd, arg) -syscall sys_gettid nr 224 nbargs 0 types: () args: () -syscall sys_setxattr nr 226 nbargs 5 types: (const char *, const char *, const void *, size_t, int) args: (pathname, name, value, size, flags) -syscall sys_lsetxattr nr 227 nbargs 5 types: (const char *, const char *, const void *, size_t, int) args: (pathname, name, value, size, flags) -syscall sys_fsetxattr nr 228 nbargs 5 types: (int, const char *, const void *, size_t, int) args: (fd, name, value, size, flags) -syscall sys_getxattr nr 229 nbargs 4 types: (const char *, const char *, void *, size_t) args: (pathname, name, value, size) -syscall sys_lgetxattr nr 230 nbargs 4 types: (const char *, const char *, void *, size_t) args: (pathname, name, value, size) -syscall sys_fgetxattr nr 231 nbargs 4 types: (int, const char *, void *, size_t) args: (fd, name, value, size) -syscall sys_listxattr nr 232 nbargs 3 types: (const char *, char *, size_t) args: (pathname, list, size) -syscall sys_llistxattr nr 233 nbargs 3 types: (const char *, char *, size_t) args: (pathname, list, size) -syscall sys_flistxattr nr 234 nbargs 3 types: (int, char *, size_t) args: (fd, list, size) -syscall sys_removexattr nr 235 nbargs 2 types: (const char *, const char *) args: (pathname, name) -syscall sys_lremovexattr nr 236 nbargs 2 types: (const char *, const char *) args: (pathname, name) -syscall sys_fremovexattr nr 237 nbargs 2 types: (int, const char *) args: (fd, name) -syscall sys_tkill nr 238 nbargs 2 types: (pid_t, int) args: (pid, sig) -syscall sys_sendfile64 nr 239 nbargs 4 types: (int, int, loff_t *, size_t) args: (out_fd, in_fd, offset, count) -syscall sys_futex nr 240 nbargs 6 types: (u32 *, int, u32, struct timespec *, u32 *, u32) args: (uaddr, op, val, utime, uaddr2, val3) -syscall sys_sched_setaffinity nr 241 nbargs 3 types: (pid_t, unsigned int, unsigned long *) args: (pid, len, user_mask_ptr) -syscall sys_sched_getaffinity nr 242 nbargs 3 types: (pid_t, unsigned int, unsigned long *) args: (pid, len, user_mask_ptr) -syscall sys_io_setup nr 245 nbargs 2 types: (unsigned, aio_context_t *) args: (nr_events, ctxp) -syscall sys_io_destroy nr 246 nbargs 1 types: (aio_context_t) args: (ctx) -syscall sys_io_getevents nr 247 nbargs 5 types: (aio_context_t, long, long, struct io_event *, struct timespec *) args: (ctx_id, min_nr, nr, events, timeout) -syscall sys_io_submit nr 248 nbargs 3 types: (aio_context_t, long, struct iocb * *) args: (ctx_id, nr, iocbpp) -syscall sys_io_cancel nr 249 nbargs 3 types: (aio_context_t, struct iocb *, struct io_event *) args: (ctx_id, iocb, result) -syscall sys_exit_group nr 252 nbargs 1 types: (int) args: (error_code) -syscall sys_epoll_create nr 254 nbargs 1 types: (int) args: (size) -syscall sys_epoll_ctl nr 255 nbargs 4 types: (int, int, int, struct epoll_event *) args: (epfd, op, fd, event) -syscall sys_epoll_wait nr 256 nbargs 4 types: (int, struct epoll_event *, int, int) args: (epfd, events, maxevents, timeout) -syscall sys_remap_file_pages nr 257 nbargs 5 types: (unsigned long, unsigned long, unsigned long, unsigned long, unsigned long) args: (start, size, prot, pgoff, flags) -syscall sys_set_tid_address nr 258 nbargs 1 types: (int *) args: (tidptr) -syscall sys_timer_create nr 259 nbargs 3 types: (const clockid_t, struct sigevent *, timer_t *) args: (which_clock, timer_event_spec, created_timer_id) -syscall sys_timer_settime nr 260 nbargs 4 types: (timer_t, int, const struct itimerspec *, struct itimerspec *) args: (timer_id, flags, new_setting, old_setting) -syscall sys_timer_gettime nr 261 nbargs 2 types: (timer_t, struct itimerspec *) args: (timer_id, setting) -syscall sys_timer_getoverrun nr 262 nbargs 1 types: (timer_t) args: (timer_id) -syscall sys_timer_delete nr 263 nbargs 1 types: (timer_t) args: (timer_id) -syscall sys_clock_settime nr 264 nbargs 2 types: (const clockid_t, const struct timespec *) args: (which_clock, tp) -syscall sys_clock_gettime nr 265 nbargs 2 types: (const clockid_t, struct timespec *) args: (which_clock, tp) -syscall sys_clock_getres nr 266 nbargs 2 types: (const clockid_t, struct timespec *) args: (which_clock, tp) -syscall sys_clock_nanosleep nr 267 nbargs 4 types: (const clockid_t, int, const struct timespec *, struct timespec *) args: (which_clock, flags, rqtp, rmtp) -syscall sys_statfs64 nr 268 nbargs 3 types: (const char *, size_t, struct statfs64 *) args: (pathname, sz, buf) -syscall sys_fstatfs64 nr 269 nbargs 3 types: (unsigned int, size_t, struct statfs64 *) args: (fd, sz, buf) -syscall sys_tgkill nr 270 nbargs 3 types: (pid_t, pid_t, int) args: (tgid, pid, sig) -syscall sys_utimes nr 271 nbargs 2 types: (char *, struct timeval *) args: (filename, utimes) -syscall sys_mq_open nr 277 nbargs 4 types: (const char *, int, mode_t, struct mq_attr *) args: (u_name, oflag, mode, u_attr) -syscall sys_mq_unlink nr 278 nbargs 1 types: (const char *) args: (u_name) -syscall sys_mq_timedsend nr 279 nbargs 5 types: (mqd_t, const char *, size_t, unsigned int, const struct timespec *) args: (mqdes, u_msg_ptr, msg_len, msg_prio, u_abs_timeout) -syscall sys_mq_timedreceive nr 280 nbargs 5 types: (mqd_t, char *, size_t, unsigned int *, const struct timespec *) args: (mqdes, u_msg_ptr, msg_len, u_msg_prio, u_abs_timeout) -syscall sys_mq_notify nr 281 nbargs 2 types: (mqd_t, const struct sigevent *) args: (mqdes, u_notification) -syscall sys_mq_getsetattr nr 282 nbargs 3 types: (mqd_t, const struct mq_attr *, struct mq_attr *) args: (mqdes, u_mqstat, u_omqstat) -syscall sys_kexec_load nr 283 nbargs 4 types: (unsigned long, unsigned long, struct kexec_segment *, unsigned long) args: (entry, nr_segments, segments, flags) -syscall sys_waitid nr 284 nbargs 5 types: (int, pid_t, struct siginfo *, int, struct rusage *) args: (which, upid, infop, options, ru) -syscall sys_add_key nr 286 nbargs 5 types: (const char *, const char *, const void *, size_t, key_serial_t) args: (_type, _description, _payload, plen, ringid) -syscall sys_request_key nr 287 nbargs 4 types: (const char *, const char *, const char *, key_serial_t) args: (_type, _description, _callout_info, destringid) -syscall sys_keyctl nr 288 nbargs 5 types: (int, unsigned long, unsigned long, unsigned long, unsigned long) args: (option, arg2, arg3, arg4, arg5) -syscall sys_ioprio_set nr 289 nbargs 3 types: (int, int, int) args: (which, who, ioprio) -syscall sys_ioprio_get nr 290 nbargs 2 types: (int, int) args: (which, who) -syscall sys_inotify_init nr 291 nbargs 0 types: () args: () -syscall sys_inotify_add_watch nr 292 nbargs 3 types: (int, const char *, u32) args: (fd, pathname, mask) -syscall sys_inotify_rm_watch nr 293 nbargs 2 types: (int, __s32) args: (fd, wd) -syscall sys_openat nr 295 nbargs 4 types: (int, const char *, int, int) args: (dfd, filename, flags, mode) -syscall sys_mkdirat nr 296 nbargs 3 types: (int, const char *, int) args: (dfd, pathname, mode) -syscall sys_mknodat nr 297 nbargs 4 types: (int, const char *, int, unsigned) args: (dfd, filename, mode, dev) -syscall sys_fchownat nr 298 nbargs 5 types: (int, const char *, uid_t, gid_t, int) args: (dfd, filename, user, group, flag) -syscall sys_futimesat nr 299 nbargs 3 types: (int, const char *, struct timeval *) args: (dfd, filename, utimes) -syscall sys_fstatat64 nr 300 nbargs 4 types: (int, const char *, struct stat64 *, int) args: (dfd, filename, statbuf, flag) -syscall sys_unlinkat nr 301 nbargs 3 types: (int, const char *, int) args: (dfd, pathname, flag) -syscall sys_renameat nr 302 nbargs 4 types: (int, const char *, int, const char *) args: (olddfd, oldname, newdfd, newname) -syscall sys_linkat nr 303 nbargs 5 types: (int, const char *, int, const char *, int) args: (olddfd, oldname, newdfd, newname, flags) -syscall sys_symlinkat nr 304 nbargs 3 types: (const char *, int, const char *) args: (oldname, newdfd, newname) -syscall sys_readlinkat nr 305 nbargs 4 types: (int, const char *, char *, int) args: (dfd, pathname, buf, bufsiz) -syscall sys_fchmodat nr 306 nbargs 3 types: (int, const char *, mode_t) args: (dfd, filename, mode) -syscall sys_faccessat nr 307 nbargs 3 types: (int, const char *, int) args: (dfd, filename, mode) -syscall sys_pselect6 nr 308 nbargs 6 types: (int, fd_set *, fd_set *, fd_set *, struct timespec *, void *) args: (n, inp, outp, exp, tsp, sig) -syscall sys_ppoll nr 309 nbargs 5 types: (struct pollfd *, unsigned int, struct timespec *, const sigset_t *, size_t) args: (ufds, nfds, tsp, sigmask, sigsetsize) -syscall sys_unshare nr 310 nbargs 1 types: (unsigned long) args: (unshare_flags) -syscall sys_set_robust_list nr 311 nbargs 2 types: (struct robust_list_head *, size_t) args: (head, len) -syscall sys_get_robust_list nr 312 nbargs 3 types: (int, struct robust_list_head * *, size_t *) args: (pid, head_ptr, len_ptr) -syscall sys_splice nr 313 nbargs 6 types: (int, loff_t *, int, loff_t *, size_t, unsigned int) args: (fd_in, off_in, fd_out, off_out, len, flags) -syscall sys_tee nr 315 nbargs 4 types: (int, int, size_t, unsigned int) args: (fdin, fdout, len, flags) -syscall sys_vmsplice nr 316 nbargs 4 types: (int, const struct iovec *, unsigned long, unsigned int) args: (fd, iov, nr_segs, flags) -syscall sys_getcpu nr 318 nbargs 3 types: (unsigned *, unsigned *, struct getcpu_cache *) args: (cpup, nodep, unused) -syscall sys_epoll_pwait nr 319 nbargs 6 types: (int, struct epoll_event *, int, int, const sigset_t *, size_t) args: (epfd, events, maxevents, timeout, sigmask, sigsetsize) -syscall sys_utimensat nr 320 nbargs 4 types: (int, const char *, struct timespec *, int) args: (dfd, filename, utimes, flags) -syscall sys_signalfd nr 321 nbargs 3 types: (int, sigset_t *, size_t) args: (ufd, user_mask, sizemask) -syscall sys_timerfd_create nr 322 nbargs 2 types: (int, int) args: (clockid, flags) -syscall sys_eventfd nr 323 nbargs 1 types: (unsigned int) args: (count) -syscall sys_timerfd_settime nr 325 nbargs 4 types: (int, int, const struct itimerspec *, struct itimerspec *) args: (ufd, flags, utmr, otmr) -syscall sys_timerfd_gettime nr 326 nbargs 2 types: (int, struct itimerspec *) args: (ufd, otmr) -syscall sys_signalfd4 nr 327 nbargs 4 types: (int, sigset_t *, size_t, int) args: (ufd, user_mask, sizemask, flags) -syscall sys_eventfd2 nr 328 nbargs 2 types: (unsigned int, int) args: (count, flags) -syscall sys_epoll_create1 nr 329 nbargs 1 types: (int) args: (flags) -syscall sys_dup3 nr 330 nbargs 3 types: (unsigned int, unsigned int, int) args: (oldfd, newfd, flags) -syscall sys_pipe2 nr 331 nbargs 2 types: (int *, int) args: (fildes, flags) -syscall sys_inotify_init1 nr 332 nbargs 1 types: (int) args: (flags) -syscall sys_preadv nr 333 nbargs 5 types: (unsigned long, const struct iovec *, unsigned long, unsigned long, unsigned long) args: (fd, vec, vlen, pos_l, pos_h) -syscall sys_pwritev nr 334 nbargs 5 types: (unsigned long, const struct iovec *, unsigned long, unsigned long, unsigned long) args: (fd, vec, vlen, pos_l, pos_h) -syscall sys_rt_tgsigqueueinfo nr 335 nbargs 4 types: (pid_t, pid_t, int, siginfo_t *) args: (tgid, pid, sig, uinfo) -syscall sys_perf_event_open nr 336 nbargs 5 types: (struct perf_event_attr *, pid_t, int, int, unsigned long) args: (attr_uptr, pid, cpu, group_fd, flags) -syscall sys_recvmmsg nr 337 nbargs 5 types: (int, struct mmsghdr *, unsigned int, unsigned int, struct timespec *) args: (fd, mmsg, vlen, flags, timeout) -syscall sys_fanotify_init nr 338 nbargs 2 types: (unsigned int, unsigned int) args: (flags, event_f_flags) -syscall sys_prlimit64 nr 340 nbargs 4 types: (pid_t, unsigned int, const struct rlimit64 *, struct rlimit64 *) args: (pid, resource, new_rlim, old_rlim) -syscall sys_clock_adjtime nr 343 nbargs 2 types: (const clockid_t, struct timex *) args: (which_clock, utx) -syscall sys_syncfs nr 344 nbargs 1 types: (int) args: (fd) -syscall sys_sendmmsg nr 345 nbargs 4 types: (int, struct mmsghdr *, unsigned int, unsigned int) args: (fd, mmsg, vlen, flags) -syscall sys_setns nr 346 nbargs 2 types: (int, int) args: (fd, nstype) diff --git a/drivers/staging/lttng/instrumentation/syscalls/README b/drivers/staging/lttng/instrumentation/syscalls/README deleted file mode 100644 index 6c235e1..0000000 --- a/drivers/staging/lttng/instrumentation/syscalls/README +++ /dev/null @@ -1,18 +0,0 @@ -LTTng system call tracing - -1) lttng-syscall-extractor - -You need to build a kernel with CONFIG_FTRACE_SYSCALLS=y and -CONFIG_KALLSYMS_ALL=y for extraction. Apply the linker patch to get your -kernel to keep the system call metadata after boot. Then build and load -the LTTng syscall extractor module. The module will fail to load (this -is expected). See the dmesg output for system call metadata. - -2) Generate system call TRACE_EVENT(). - -Take the dmesg metadata and feed it to lttng-syscalls-generate-headers.sh, e.g., -from the instrumentation/syscalls directory. See the script header for -usage example. - -After these are created, we just need to follow the new system call additions, -no need to regenerate the whole thing, since system calls are only appended to. diff --git a/drivers/staging/lttng/instrumentation/syscalls/headers/compat_syscalls_integers.h b/drivers/staging/lttng/instrumentation/syscalls/headers/compat_syscalls_integers.h deleted file mode 100644 index dabc4bf..0000000 --- a/drivers/staging/lttng/instrumentation/syscalls/headers/compat_syscalls_integers.h +++ /dev/null @@ -1,3 +0,0 @@ -#ifdef CONFIG_X86_64 -#include "x86-32-syscalls-3.1.0-rc6_integers.h" -#endif diff --git a/drivers/staging/lttng/instrumentation/syscalls/headers/compat_syscalls_pointers.h b/drivers/staging/lttng/instrumentation/syscalls/headers/compat_syscalls_pointers.h deleted file mode 100644 index a84423c..0000000 --- a/drivers/staging/lttng/instrumentation/syscalls/headers/compat_syscalls_pointers.h +++ /dev/null @@ -1,3 +0,0 @@ -#ifdef CONFIG_X86_64 -#include "x86-32-syscalls-3.1.0-rc6_pointers.h" -#endif diff --git a/drivers/staging/lttng/instrumentation/syscalls/headers/syscalls_integers.h b/drivers/staging/lttng/instrumentation/syscalls/headers/syscalls_integers.h deleted file mode 100644 index 41db916..0000000 --- a/drivers/staging/lttng/instrumentation/syscalls/headers/syscalls_integers.h +++ /dev/null @@ -1,7 +0,0 @@ -#ifdef CONFIG_X86_64 -#include "x86-64-syscalls-3.0.4_integers.h" -#endif - -#ifdef CONFIG_X86_32 -#include "x86-32-syscalls-3.1.0-rc6_integers.h" -#endif diff --git a/drivers/staging/lttng/instrumentation/syscalls/headers/syscalls_integers_override.h b/drivers/staging/lttng/instrumentation/syscalls/headers/syscalls_integers_override.h deleted file mode 100644 index 276d9a6..0000000 --- a/drivers/staging/lttng/instrumentation/syscalls/headers/syscalls_integers_override.h +++ /dev/null @@ -1,14 +0,0 @@ -#define OVERRIDE_32_sys_mmap -#define OVERRIDE_64_sys_mmap - -#ifndef CREATE_SYSCALL_TABLE - -SC_TRACE_EVENT(sys_mmap, - TP_PROTO(unsigned long addr, unsigned long len, unsigned long prot, unsigned long flags, unsigned long fd, unsigned long off), - TP_ARGS(addr, len, prot, flags, fd, off), - TP_STRUCT__entry(__field_hex(unsigned long, addr) __field(size_t, len) __field(int, prot) __field(int, flags) __field(int, fd) __field(off_t, offset)), - TP_fast_assign(tp_assign(addr, addr) tp_assign(len, len) tp_assign(prot, prot) tp_assign(flags, flags) tp_assign(fd, fd) tp_assign(offset, off)), - TP_printk() -) - -#endif /* CREATE_SYSCALL_TABLE */ diff --git a/drivers/staging/lttng/instrumentation/syscalls/headers/syscalls_pointers.h b/drivers/staging/lttng/instrumentation/syscalls/headers/syscalls_pointers.h deleted file mode 100644 index 3223890..0000000 --- a/drivers/staging/lttng/instrumentation/syscalls/headers/syscalls_pointers.h +++ /dev/null @@ -1,7 +0,0 @@ -#ifdef CONFIG_X86_64 -#include "x86-64-syscalls-3.0.4_pointers.h" -#endif - -#ifdef CONFIG_X86_32 -#include "x86-32-syscalls-3.1.0-rc6_pointers.h" -#endif diff --git a/drivers/staging/lttng/instrumentation/syscalls/headers/syscalls_pointers_override.h b/drivers/staging/lttng/instrumentation/syscalls/headers/syscalls_pointers_override.h deleted file mode 100644 index e464a4e..0000000 --- a/drivers/staging/lttng/instrumentation/syscalls/headers/syscalls_pointers_override.h +++ /dev/null @@ -1,4 +0,0 @@ -/* - * This is a place-holder for override defines for system calls with - * pointers (all architectures). - */ diff --git a/drivers/staging/lttng/instrumentation/syscalls/headers/syscalls_unknown.h b/drivers/staging/lttng/instrumentation/syscalls/headers/syscalls_unknown.h deleted file mode 100644 index 4582d03..0000000 --- a/drivers/staging/lttng/instrumentation/syscalls/headers/syscalls_unknown.h +++ /dev/null @@ -1,55 +0,0 @@ -#if !defined(_TRACE_SYSCALLS_UNKNOWN_H) || defined(TRACE_HEADER_MULTI_READ) -#define _TRACE_SYSCALLS_UNKNOWN_H - -#include -#include - -#define UNKNOWN_SYSCALL_NRARGS 6 - -TRACE_EVENT(sys_unknown, - TP_PROTO(unsigned int id, unsigned long *args), - TP_ARGS(id, args), - TP_STRUCT__entry( - __field(unsigned int, id) - __array(unsigned long, args, UNKNOWN_SYSCALL_NRARGS) - ), - TP_fast_assign( - tp_assign(id, id) - tp_memcpy(args, args, UNKNOWN_SYSCALL_NRARGS * sizeof(*args)) - ), - TP_printk() -) -TRACE_EVENT(compat_sys_unknown, - TP_PROTO(unsigned int id, unsigned long *args), - TP_ARGS(id, args), - TP_STRUCT__entry( - __field(unsigned int, id) - __array(unsigned long, args, UNKNOWN_SYSCALL_NRARGS) - ), - TP_fast_assign( - tp_assign(id, id) - tp_memcpy(args, args, UNKNOWN_SYSCALL_NRARGS * sizeof(*args)) - ), - TP_printk() -) -/* - * This is going to hook on sys_exit in the kernel. - * We change the name so we don't clash with the sys_exit syscall entry - * event. - */ -TRACE_EVENT(exit_syscall, - TP_PROTO(struct pt_regs *regs, long ret), - TP_ARGS(regs, ret), - TP_STRUCT__entry( - __field(long, ret) - ), - TP_fast_assign( - tp_assign(ret, ret) - ), - TP_printk() -) - -#endif /* _TRACE_SYSCALLS_UNKNOWN_H */ - -/* This part must be outside protection */ -#include "../../../probes/define_trace.h" diff --git a/drivers/staging/lttng/instrumentation/syscalls/headers/x86-32-syscalls-3.1.0-rc6_integers.h b/drivers/staging/lttng/instrumentation/syscalls/headers/x86-32-syscalls-3.1.0-rc6_integers.h deleted file mode 100644 index f4ee16c..0000000 --- a/drivers/staging/lttng/instrumentation/syscalls/headers/x86-32-syscalls-3.1.0-rc6_integers.h +++ /dev/null @@ -1,1163 +0,0 @@ -/* THIS FILE IS AUTO-GENERATED. DO NOT EDIT */ -#ifndef CREATE_SYSCALL_TABLE - -#if !defined(_TRACE_SYSCALLS_INTEGERS_H) || defined(TRACE_HEADER_MULTI_READ) -#define _TRACE_SYSCALLS_INTEGERS_H - -#include -#include -#include "x86-32-syscalls-3.1.0-rc6_integers_override.h" -#include "syscalls_integers_override.h" - -SC_DECLARE_EVENT_CLASS_NOARGS(syscalls_noargs, - TP_STRUCT__entry(), - TP_fast_assign(), - TP_printk() -) -#ifndef OVERRIDE_32_sys_restart_syscall -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_restart_syscall) -#endif -#ifndef OVERRIDE_32_sys_getpid -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_getpid) -#endif -#ifndef OVERRIDE_32_sys_getuid16 -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_getuid16) -#endif -#ifndef OVERRIDE_32_sys_pause -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_pause) -#endif -#ifndef OVERRIDE_32_sys_sync -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_sync) -#endif -#ifndef OVERRIDE_32_sys_getgid16 -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_getgid16) -#endif -#ifndef OVERRIDE_32_sys_geteuid16 -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_geteuid16) -#endif -#ifndef OVERRIDE_32_sys_getegid16 -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_getegid16) -#endif -#ifndef OVERRIDE_32_sys_getppid -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_getppid) -#endif -#ifndef OVERRIDE_32_sys_getpgrp -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_getpgrp) -#endif -#ifndef OVERRIDE_32_sys_setsid -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_setsid) -#endif -#ifndef OVERRIDE_32_sys_sgetmask -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_sgetmask) -#endif -#ifndef OVERRIDE_32_sys_vhangup -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_vhangup) -#endif -#ifndef OVERRIDE_32_sys_munlockall -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_munlockall) -#endif -#ifndef OVERRIDE_32_sys_sched_yield -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_sched_yield) -#endif -#ifndef OVERRIDE_32_sys_getuid -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_getuid) -#endif -#ifndef OVERRIDE_32_sys_getgid -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_getgid) -#endif -#ifndef OVERRIDE_32_sys_geteuid -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_geteuid) -#endif -#ifndef OVERRIDE_32_sys_getegid -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_getegid) -#endif -#ifndef OVERRIDE_32_sys_gettid -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_gettid) -#endif -#ifndef OVERRIDE_32_sys_inotify_init -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_inotify_init) -#endif -#ifndef OVERRIDE_32_sys_exit -SC_TRACE_EVENT(sys_exit, - TP_PROTO(int error_code), - TP_ARGS(error_code), - TP_STRUCT__entry(__field(int, error_code)), - TP_fast_assign(tp_assign(error_code, error_code)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_close -SC_TRACE_EVENT(sys_close, - TP_PROTO(unsigned int fd), - TP_ARGS(fd), - TP_STRUCT__entry(__field(unsigned int, fd)), - TP_fast_assign(tp_assign(fd, fd)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setuid16 -SC_TRACE_EVENT(sys_setuid16, - TP_PROTO(old_uid_t uid), - TP_ARGS(uid), - TP_STRUCT__entry(__field(old_uid_t, uid)), - TP_fast_assign(tp_assign(uid, uid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_alarm -SC_TRACE_EVENT(sys_alarm, - TP_PROTO(unsigned int seconds), - TP_ARGS(seconds), - TP_STRUCT__entry(__field(unsigned int, seconds)), - TP_fast_assign(tp_assign(seconds, seconds)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_nice -SC_TRACE_EVENT(sys_nice, - TP_PROTO(int increment), - TP_ARGS(increment), - TP_STRUCT__entry(__field(int, increment)), - TP_fast_assign(tp_assign(increment, increment)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_dup -SC_TRACE_EVENT(sys_dup, - TP_PROTO(unsigned int fildes), - TP_ARGS(fildes), - TP_STRUCT__entry(__field(unsigned int, fildes)), - TP_fast_assign(tp_assign(fildes, fildes)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_brk -SC_TRACE_EVENT(sys_brk, - TP_PROTO(unsigned long brk), - TP_ARGS(brk), - TP_STRUCT__entry(__field(unsigned long, brk)), - TP_fast_assign(tp_assign(brk, brk)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setgid16 -SC_TRACE_EVENT(sys_setgid16, - TP_PROTO(old_gid_t gid), - TP_ARGS(gid), - TP_STRUCT__entry(__field(old_gid_t, gid)), - TP_fast_assign(tp_assign(gid, gid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_umask -SC_TRACE_EVENT(sys_umask, - TP_PROTO(int mask), - TP_ARGS(mask), - TP_STRUCT__entry(__field(int, mask)), - TP_fast_assign(tp_assign(mask, mask)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_ssetmask -SC_TRACE_EVENT(sys_ssetmask, - TP_PROTO(int newmask), - TP_ARGS(newmask), - TP_STRUCT__entry(__field(int, newmask)), - TP_fast_assign(tp_assign(newmask, newmask)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_fsync -SC_TRACE_EVENT(sys_fsync, - TP_PROTO(unsigned int fd), - TP_ARGS(fd), - TP_STRUCT__entry(__field(unsigned int, fd)), - TP_fast_assign(tp_assign(fd, fd)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_getpgid -SC_TRACE_EVENT(sys_getpgid, - TP_PROTO(pid_t pid), - TP_ARGS(pid), - TP_STRUCT__entry(__field(pid_t, pid)), - TP_fast_assign(tp_assign(pid, pid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_fchdir -SC_TRACE_EVENT(sys_fchdir, - TP_PROTO(unsigned int fd), - TP_ARGS(fd), - TP_STRUCT__entry(__field(unsigned int, fd)), - TP_fast_assign(tp_assign(fd, fd)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_personality -SC_TRACE_EVENT(sys_personality, - TP_PROTO(unsigned int personality), - TP_ARGS(personality), - TP_STRUCT__entry(__field(unsigned int, personality)), - TP_fast_assign(tp_assign(personality, personality)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setfsuid16 -SC_TRACE_EVENT(sys_setfsuid16, - TP_PROTO(old_uid_t uid), - TP_ARGS(uid), - TP_STRUCT__entry(__field(old_uid_t, uid)), - TP_fast_assign(tp_assign(uid, uid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setfsgid16 -SC_TRACE_EVENT(sys_setfsgid16, - TP_PROTO(old_gid_t gid), - TP_ARGS(gid), - TP_STRUCT__entry(__field(old_gid_t, gid)), - TP_fast_assign(tp_assign(gid, gid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_getsid -SC_TRACE_EVENT(sys_getsid, - TP_PROTO(pid_t pid), - TP_ARGS(pid), - TP_STRUCT__entry(__field(pid_t, pid)), - TP_fast_assign(tp_assign(pid, pid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_fdatasync -SC_TRACE_EVENT(sys_fdatasync, - TP_PROTO(unsigned int fd), - TP_ARGS(fd), - TP_STRUCT__entry(__field(unsigned int, fd)), - TP_fast_assign(tp_assign(fd, fd)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_mlockall -SC_TRACE_EVENT(sys_mlockall, - TP_PROTO(int flags), - TP_ARGS(flags), - TP_STRUCT__entry(__field(int, flags)), - TP_fast_assign(tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_sched_getscheduler -SC_TRACE_EVENT(sys_sched_getscheduler, - TP_PROTO(pid_t pid), - TP_ARGS(pid), - TP_STRUCT__entry(__field(pid_t, pid)), - TP_fast_assign(tp_assign(pid, pid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_sched_get_priority_max -SC_TRACE_EVENT(sys_sched_get_priority_max, - TP_PROTO(int policy), - TP_ARGS(policy), - TP_STRUCT__entry(__field(int, policy)), - TP_fast_assign(tp_assign(policy, policy)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_sched_get_priority_min -SC_TRACE_EVENT(sys_sched_get_priority_min, - TP_PROTO(int policy), - TP_ARGS(policy), - TP_STRUCT__entry(__field(int, policy)), - TP_fast_assign(tp_assign(policy, policy)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setuid -SC_TRACE_EVENT(sys_setuid, - TP_PROTO(uid_t uid), - TP_ARGS(uid), - TP_STRUCT__entry(__field(uid_t, uid)), - TP_fast_assign(tp_assign(uid, uid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setgid -SC_TRACE_EVENT(sys_setgid, - TP_PROTO(gid_t gid), - TP_ARGS(gid), - TP_STRUCT__entry(__field(gid_t, gid)), - TP_fast_assign(tp_assign(gid, gid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setfsuid -SC_TRACE_EVENT(sys_setfsuid, - TP_PROTO(uid_t uid), - TP_ARGS(uid), - TP_STRUCT__entry(__field(uid_t, uid)), - TP_fast_assign(tp_assign(uid, uid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setfsgid -SC_TRACE_EVENT(sys_setfsgid, - TP_PROTO(gid_t gid), - TP_ARGS(gid), - TP_STRUCT__entry(__field(gid_t, gid)), - TP_fast_assign(tp_assign(gid, gid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_io_destroy -SC_TRACE_EVENT(sys_io_destroy, - TP_PROTO(aio_context_t ctx), - TP_ARGS(ctx), - TP_STRUCT__entry(__field(aio_context_t, ctx)), - TP_fast_assign(tp_assign(ctx, ctx)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_exit_group -SC_TRACE_EVENT(sys_exit_group, - TP_PROTO(int error_code), - TP_ARGS(error_code), - TP_STRUCT__entry(__field(int, error_code)), - TP_fast_assign(tp_assign(error_code, error_code)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_epoll_create -SC_TRACE_EVENT(sys_epoll_create, - TP_PROTO(int size), - TP_ARGS(size), - TP_STRUCT__entry(__field(int, size)), - TP_fast_assign(tp_assign(size, size)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_timer_getoverrun -SC_TRACE_EVENT(sys_timer_getoverrun, - TP_PROTO(timer_t timer_id), - TP_ARGS(timer_id), - TP_STRUCT__entry(__field(timer_t, timer_id)), - TP_fast_assign(tp_assign(timer_id, timer_id)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_timer_delete -SC_TRACE_EVENT(sys_timer_delete, - TP_PROTO(timer_t timer_id), - TP_ARGS(timer_id), - TP_STRUCT__entry(__field(timer_t, timer_id)), - TP_fast_assign(tp_assign(timer_id, timer_id)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_unshare -SC_TRACE_EVENT(sys_unshare, - TP_PROTO(unsigned long unshare_flags), - TP_ARGS(unshare_flags), - TP_STRUCT__entry(__field(unsigned long, unshare_flags)), - TP_fast_assign(tp_assign(unshare_flags, unshare_flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_eventfd -SC_TRACE_EVENT(sys_eventfd, - TP_PROTO(unsigned int count), - TP_ARGS(count), - TP_STRUCT__entry(__field(unsigned int, count)), - TP_fast_assign(tp_assign(count, count)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_epoll_create1 -SC_TRACE_EVENT(sys_epoll_create1, - TP_PROTO(int flags), - TP_ARGS(flags), - TP_STRUCT__entry(__field(int, flags)), - TP_fast_assign(tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_inotify_init1 -SC_TRACE_EVENT(sys_inotify_init1, - TP_PROTO(int flags), - TP_ARGS(flags), - TP_STRUCT__entry(__field(int, flags)), - TP_fast_assign(tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_syncfs -SC_TRACE_EVENT(sys_syncfs, - TP_PROTO(int fd), - TP_ARGS(fd), - TP_STRUCT__entry(__field(int, fd)), - TP_fast_assign(tp_assign(fd, fd)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_kill -SC_TRACE_EVENT(sys_kill, - TP_PROTO(pid_t pid, int sig), - TP_ARGS(pid, sig), - TP_STRUCT__entry(__field(pid_t, pid) __field(int, sig)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(sig, sig)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_signal -SC_TRACE_EVENT(sys_signal, - TP_PROTO(int sig, __sighandler_t handler), - TP_ARGS(sig, handler), - TP_STRUCT__entry(__field(int, sig) __field(__sighandler_t, handler)), - TP_fast_assign(tp_assign(sig, sig) tp_assign(handler, handler)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setpgid -SC_TRACE_EVENT(sys_setpgid, - TP_PROTO(pid_t pid, pid_t pgid), - TP_ARGS(pid, pgid), - TP_STRUCT__entry(__field(pid_t, pid) __field(pid_t, pgid)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(pgid, pgid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_dup2 -SC_TRACE_EVENT(sys_dup2, - TP_PROTO(unsigned int oldfd, unsigned int newfd), - TP_ARGS(oldfd, newfd), - TP_STRUCT__entry(__field(unsigned int, oldfd) __field(unsigned int, newfd)), - TP_fast_assign(tp_assign(oldfd, oldfd) tp_assign(newfd, newfd)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setreuid16 -SC_TRACE_EVENT(sys_setreuid16, - TP_PROTO(old_uid_t ruid, old_uid_t euid), - TP_ARGS(ruid, euid), - TP_STRUCT__entry(__field(old_uid_t, ruid) __field(old_uid_t, euid)), - TP_fast_assign(tp_assign(ruid, ruid) tp_assign(euid, euid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setregid16 -SC_TRACE_EVENT(sys_setregid16, - TP_PROTO(old_gid_t rgid, old_gid_t egid), - TP_ARGS(rgid, egid), - TP_STRUCT__entry(__field(old_gid_t, rgid) __field(old_gid_t, egid)), - TP_fast_assign(tp_assign(rgid, rgid) tp_assign(egid, egid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_munmap -SC_TRACE_EVENT(sys_munmap, - TP_PROTO(unsigned long addr, size_t len), - TP_ARGS(addr, len), - TP_STRUCT__entry(__field_hex(unsigned long, addr) __field(size_t, len)), - TP_fast_assign(tp_assign(addr, addr) tp_assign(len, len)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_ftruncate -SC_TRACE_EVENT(sys_ftruncate, - TP_PROTO(unsigned int fd, unsigned long length), - TP_ARGS(fd, length), - TP_STRUCT__entry(__field(unsigned int, fd) __field(unsigned long, length)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(length, length)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_fchmod -SC_TRACE_EVENT(sys_fchmod, - TP_PROTO(unsigned int fd, mode_t mode), - TP_ARGS(fd, mode), - TP_STRUCT__entry(__field(unsigned int, fd) __field(mode_t, mode)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(mode, mode)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_getpriority -SC_TRACE_EVENT(sys_getpriority, - TP_PROTO(int which, int who), - TP_ARGS(which, who), - TP_STRUCT__entry(__field(int, which) __field(int, who)), - TP_fast_assign(tp_assign(which, which) tp_assign(who, who)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_bdflush -SC_TRACE_EVENT(sys_bdflush, - TP_PROTO(int func, long data), - TP_ARGS(func, data), - TP_STRUCT__entry(__field(int, func) __field(long, data)), - TP_fast_assign(tp_assign(func, func) tp_assign(data, data)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_flock -SC_TRACE_EVENT(sys_flock, - TP_PROTO(unsigned int fd, unsigned int cmd), - TP_ARGS(fd, cmd), - TP_STRUCT__entry(__field(unsigned int, fd) __field(unsigned int, cmd)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(cmd, cmd)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_mlock -SC_TRACE_EVENT(sys_mlock, - TP_PROTO(unsigned long start, size_t len), - TP_ARGS(start, len), - TP_STRUCT__entry(__field(unsigned long, start) __field(size_t, len)), - TP_fast_assign(tp_assign(start, start) tp_assign(len, len)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_munlock -SC_TRACE_EVENT(sys_munlock, - TP_PROTO(unsigned long start, size_t len), - TP_ARGS(start, len), - TP_STRUCT__entry(__field(unsigned long, start) __field(size_t, len)), - TP_fast_assign(tp_assign(start, start) tp_assign(len, len)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setreuid -SC_TRACE_EVENT(sys_setreuid, - TP_PROTO(uid_t ruid, uid_t euid), - TP_ARGS(ruid, euid), - TP_STRUCT__entry(__field(uid_t, ruid) __field(uid_t, euid)), - TP_fast_assign(tp_assign(ruid, ruid) tp_assign(euid, euid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setregid -SC_TRACE_EVENT(sys_setregid, - TP_PROTO(gid_t rgid, gid_t egid), - TP_ARGS(rgid, egid), - TP_STRUCT__entry(__field(gid_t, rgid) __field(gid_t, egid)), - TP_fast_assign(tp_assign(rgid, rgid) tp_assign(egid, egid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_tkill -SC_TRACE_EVENT(sys_tkill, - TP_PROTO(pid_t pid, int sig), - TP_ARGS(pid, sig), - TP_STRUCT__entry(__field(pid_t, pid) __field(int, sig)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(sig, sig)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_ioprio_get -SC_TRACE_EVENT(sys_ioprio_get, - TP_PROTO(int which, int who), - TP_ARGS(which, who), - TP_STRUCT__entry(__field(int, which) __field(int, who)), - TP_fast_assign(tp_assign(which, which) tp_assign(who, who)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_inotify_rm_watch -SC_TRACE_EVENT(sys_inotify_rm_watch, - TP_PROTO(int fd, __s32 wd), - TP_ARGS(fd, wd), - TP_STRUCT__entry(__field(int, fd) __field(__s32, wd)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(wd, wd)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_timerfd_create -SC_TRACE_EVENT(sys_timerfd_create, - TP_PROTO(int clockid, int flags), - TP_ARGS(clockid, flags), - TP_STRUCT__entry(__field(int, clockid) __field(int, flags)), - TP_fast_assign(tp_assign(clockid, clockid) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_eventfd2 -SC_TRACE_EVENT(sys_eventfd2, - TP_PROTO(unsigned int count, int flags), - TP_ARGS(count, flags), - TP_STRUCT__entry(__field(unsigned int, count) __field(int, flags)), - TP_fast_assign(tp_assign(count, count) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_fanotify_init -SC_TRACE_EVENT(sys_fanotify_init, - TP_PROTO(unsigned int flags, unsigned int event_f_flags), - TP_ARGS(flags, event_f_flags), - TP_STRUCT__entry(__field(unsigned int, flags) __field(unsigned int, event_f_flags)), - TP_fast_assign(tp_assign(flags, flags) tp_assign(event_f_flags, event_f_flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setns -SC_TRACE_EVENT(sys_setns, - TP_PROTO(int fd, int nstype), - TP_ARGS(fd, nstype), - TP_STRUCT__entry(__field(int, fd) __field(int, nstype)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(nstype, nstype)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_lseek -SC_TRACE_EVENT(sys_lseek, - TP_PROTO(unsigned int fd, off_t offset, unsigned int origin), - TP_ARGS(fd, offset, origin), - TP_STRUCT__entry(__field(unsigned int, fd) __field(off_t, offset) __field(unsigned int, origin)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(offset, offset) tp_assign(origin, origin)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_ioctl -SC_TRACE_EVENT(sys_ioctl, - TP_PROTO(unsigned int fd, unsigned int cmd, unsigned long arg), - TP_ARGS(fd, cmd, arg), - TP_STRUCT__entry(__field(unsigned int, fd) __field(unsigned int, cmd) __field(unsigned long, arg)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(cmd, cmd) tp_assign(arg, arg)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_fcntl -SC_TRACE_EVENT(sys_fcntl, - TP_PROTO(unsigned int fd, unsigned int cmd, unsigned long arg), - TP_ARGS(fd, cmd, arg), - TP_STRUCT__entry(__field(unsigned int, fd) __field(unsigned int, cmd) __field(unsigned long, arg)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(cmd, cmd) tp_assign(arg, arg)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_fchown16 -SC_TRACE_EVENT(sys_fchown16, - TP_PROTO(unsigned int fd, old_uid_t user, old_gid_t group), - TP_ARGS(fd, user, group), - TP_STRUCT__entry(__field(unsigned int, fd) __field(old_uid_t, user) __field(old_gid_t, group)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(user, user) tp_assign(group, group)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setpriority -SC_TRACE_EVENT(sys_setpriority, - TP_PROTO(int which, int who, int niceval), - TP_ARGS(which, who, niceval), - TP_STRUCT__entry(__field(int, which) __field(int, who) __field(int, niceval)), - TP_fast_assign(tp_assign(which, which) tp_assign(who, who) tp_assign(niceval, niceval)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_mprotect -SC_TRACE_EVENT(sys_mprotect, - TP_PROTO(unsigned long start, size_t len, unsigned long prot), - TP_ARGS(start, len, prot), - TP_STRUCT__entry(__field(unsigned long, start) __field(size_t, len) __field(unsigned long, prot)), - TP_fast_assign(tp_assign(start, start) tp_assign(len, len) tp_assign(prot, prot)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_sysfs -SC_TRACE_EVENT(sys_sysfs, - TP_PROTO(int option, unsigned long arg1, unsigned long arg2), - TP_ARGS(option, arg1, arg2), - TP_STRUCT__entry(__field(int, option) __field(unsigned long, arg1) __field(unsigned long, arg2)), - TP_fast_assign(tp_assign(option, option) tp_assign(arg1, arg1) tp_assign(arg2, arg2)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_msync -SC_TRACE_EVENT(sys_msync, - TP_PROTO(unsigned long start, size_t len, int flags), - TP_ARGS(start, len, flags), - TP_STRUCT__entry(__field(unsigned long, start) __field(size_t, len) __field(int, flags)), - TP_fast_assign(tp_assign(start, start) tp_assign(len, len) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setresuid16 -SC_TRACE_EVENT(sys_setresuid16, - TP_PROTO(old_uid_t ruid, old_uid_t euid, old_uid_t suid), - TP_ARGS(ruid, euid, suid), - TP_STRUCT__entry(__field(old_uid_t, ruid) __field(old_uid_t, euid) __field(old_uid_t, suid)), - TP_fast_assign(tp_assign(ruid, ruid) tp_assign(euid, euid) tp_assign(suid, suid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setresgid16 -SC_TRACE_EVENT(sys_setresgid16, - TP_PROTO(old_gid_t rgid, old_gid_t egid, old_gid_t sgid), - TP_ARGS(rgid, egid, sgid), - TP_STRUCT__entry(__field(old_gid_t, rgid) __field(old_gid_t, egid) __field(old_gid_t, sgid)), - TP_fast_assign(tp_assign(rgid, rgid) tp_assign(egid, egid) tp_assign(sgid, sgid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_fchown -SC_TRACE_EVENT(sys_fchown, - TP_PROTO(unsigned int fd, uid_t user, gid_t group), - TP_ARGS(fd, user, group), - TP_STRUCT__entry(__field(unsigned int, fd) __field(uid_t, user) __field(gid_t, group)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(user, user) tp_assign(group, group)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setresuid -SC_TRACE_EVENT(sys_setresuid, - TP_PROTO(uid_t ruid, uid_t euid, uid_t suid), - TP_ARGS(ruid, euid, suid), - TP_STRUCT__entry(__field(uid_t, ruid) __field(uid_t, euid) __field(uid_t, suid)), - TP_fast_assign(tp_assign(ruid, ruid) tp_assign(euid, euid) tp_assign(suid, suid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setresgid -SC_TRACE_EVENT(sys_setresgid, - TP_PROTO(gid_t rgid, gid_t egid, gid_t sgid), - TP_ARGS(rgid, egid, sgid), - TP_STRUCT__entry(__field(gid_t, rgid) __field(gid_t, egid) __field(gid_t, sgid)), - TP_fast_assign(tp_assign(rgid, rgid) tp_assign(egid, egid) tp_assign(sgid, sgid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_madvise -SC_TRACE_EVENT(sys_madvise, - TP_PROTO(unsigned long start, size_t len_in, int behavior), - TP_ARGS(start, len_in, behavior), - TP_STRUCT__entry(__field(unsigned long, start) __field(size_t, len_in) __field(int, behavior)), - TP_fast_assign(tp_assign(start, start) tp_assign(len_in, len_in) tp_assign(behavior, behavior)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_fcntl64 -SC_TRACE_EVENT(sys_fcntl64, - TP_PROTO(unsigned int fd, unsigned int cmd, unsigned long arg), - TP_ARGS(fd, cmd, arg), - TP_STRUCT__entry(__field(unsigned int, fd) __field(unsigned int, cmd) __field(unsigned long, arg)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(cmd, cmd) tp_assign(arg, arg)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_tgkill -SC_TRACE_EVENT(sys_tgkill, - TP_PROTO(pid_t tgid, pid_t pid, int sig), - TP_ARGS(tgid, pid, sig), - TP_STRUCT__entry(__field(pid_t, tgid) __field(pid_t, pid) __field(int, sig)), - TP_fast_assign(tp_assign(tgid, tgid) tp_assign(pid, pid) tp_assign(sig, sig)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_ioprio_set -SC_TRACE_EVENT(sys_ioprio_set, - TP_PROTO(int which, int who, int ioprio), - TP_ARGS(which, who, ioprio), - TP_STRUCT__entry(__field(int, which) __field(int, who) __field(int, ioprio)), - TP_fast_assign(tp_assign(which, which) tp_assign(who, who) tp_assign(ioprio, ioprio)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_dup3 -SC_TRACE_EVENT(sys_dup3, - TP_PROTO(unsigned int oldfd, unsigned int newfd, int flags), - TP_ARGS(oldfd, newfd, flags), - TP_STRUCT__entry(__field(unsigned int, oldfd) __field(unsigned int, newfd) __field(int, flags)), - TP_fast_assign(tp_assign(oldfd, oldfd) tp_assign(newfd, newfd) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_ptrace -SC_TRACE_EVENT(sys_ptrace, - TP_PROTO(long request, long pid, unsigned long addr, unsigned long data), - TP_ARGS(request, pid, addr, data), - TP_STRUCT__entry(__field(long, request) __field(long, pid) __field_hex(unsigned long, addr) __field(unsigned long, data)), - TP_fast_assign(tp_assign(request, request) tp_assign(pid, pid) tp_assign(addr, addr) tp_assign(data, data)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_tee -SC_TRACE_EVENT(sys_tee, - TP_PROTO(int fdin, int fdout, size_t len, unsigned int flags), - TP_ARGS(fdin, fdout, len, flags), - TP_STRUCT__entry(__field(int, fdin) __field(int, fdout) __field(size_t, len) __field(unsigned int, flags)), - TP_fast_assign(tp_assign(fdin, fdin) tp_assign(fdout, fdout) tp_assign(len, len) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_mremap -SC_TRACE_EVENT(sys_mremap, - TP_PROTO(unsigned long addr, unsigned long old_len, unsigned long new_len, unsigned long flags, unsigned long new_addr), - TP_ARGS(addr, old_len, new_len, flags, new_addr), - TP_STRUCT__entry(__field_hex(unsigned long, addr) __field(unsigned long, old_len) __field(unsigned long, new_len) __field(unsigned long, flags) __field_hex(unsigned long, new_addr)), - TP_fast_assign(tp_assign(addr, addr) tp_assign(old_len, old_len) tp_assign(new_len, new_len) tp_assign(flags, flags) tp_assign(new_addr, new_addr)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_prctl -SC_TRACE_EVENT(sys_prctl, - TP_PROTO(int option, unsigned long arg2, unsigned long arg3, unsigned long arg4, unsigned long arg5), - TP_ARGS(option, arg2, arg3, arg4, arg5), - TP_STRUCT__entry(__field(int, option) __field(unsigned long, arg2) __field(unsigned long, arg3) __field(unsigned long, arg4) __field(unsigned long, arg5)), - TP_fast_assign(tp_assign(option, option) tp_assign(arg2, arg2) tp_assign(arg3, arg3) tp_assign(arg4, arg4) tp_assign(arg5, arg5)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_remap_file_pages -SC_TRACE_EVENT(sys_remap_file_pages, - TP_PROTO(unsigned long start, unsigned long size, unsigned long prot, unsigned long pgoff, unsigned long flags), - TP_ARGS(start, size, prot, pgoff, flags), - TP_STRUCT__entry(__field(unsigned long, start) __field(unsigned long, size) __field(unsigned long, prot) __field(unsigned long, pgoff) __field(unsigned long, flags)), - TP_fast_assign(tp_assign(start, start) tp_assign(size, size) tp_assign(prot, prot) tp_assign(pgoff, pgoff) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_keyctl -SC_TRACE_EVENT(sys_keyctl, - TP_PROTO(int option, unsigned long arg2, unsigned long arg3, unsigned long arg4, unsigned long arg5), - TP_ARGS(option, arg2, arg3, arg4, arg5), - TP_STRUCT__entry(__field(int, option) __field(unsigned long, arg2) __field(unsigned long, arg3) __field(unsigned long, arg4) __field(unsigned long, arg5)), - TP_fast_assign(tp_assign(option, option) tp_assign(arg2, arg2) tp_assign(arg3, arg3) tp_assign(arg4, arg4) tp_assign(arg5, arg5)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_mmap_pgoff -SC_TRACE_EVENT(sys_mmap_pgoff, - TP_PROTO(unsigned long addr, unsigned long len, unsigned long prot, unsigned long flags, unsigned long fd, unsigned long pgoff), - TP_ARGS(addr, len, prot, flags, fd, pgoff), - TP_STRUCT__entry(__field_hex(unsigned long, addr) __field(unsigned long, len) __field(unsigned long, prot) __field(unsigned long, flags) __field(unsigned long, fd) __field(unsigned long, pgoff)), - TP_fast_assign(tp_assign(addr, addr) tp_assign(len, len) tp_assign(prot, prot) tp_assign(flags, flags) tp_assign(fd, fd) tp_assign(pgoff, pgoff)), - TP_printk() -) -#endif - -#endif /* _TRACE_SYSCALLS_INTEGERS_H */ - -/* This part must be outside protection */ -#include "../../../probes/define_trace.h" - -#else /* CREATE_SYSCALL_TABLE */ - -#include "x86-32-syscalls-3.1.0-rc6_integers_override.h" -#include "syscalls_integers_override.h" - -#ifndef OVERRIDE_TABLE_32_sys_restart_syscall -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_restart_syscall, 0, 0) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getpid -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_getpid, 20, 0) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getuid16 -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_getuid16, 24, 0) -#endif -#ifndef OVERRIDE_TABLE_32_sys_pause -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_pause, 29, 0) -#endif -#ifndef OVERRIDE_TABLE_32_sys_sync -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_sync, 36, 0) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getgid16 -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_getgid16, 47, 0) -#endif -#ifndef OVERRIDE_TABLE_32_sys_geteuid16 -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_geteuid16, 49, 0) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getegid16 -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_getegid16, 50, 0) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getppid -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_getppid, 64, 0) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getpgrp -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_getpgrp, 65, 0) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setsid -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_setsid, 66, 0) -#endif -#ifndef OVERRIDE_TABLE_32_sys_sgetmask -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_sgetmask, 68, 0) -#endif -#ifndef OVERRIDE_TABLE_32_sys_vhangup -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_vhangup, 111, 0) -#endif -#ifndef OVERRIDE_TABLE_32_sys_munlockall -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_munlockall, 153, 0) -#endif -#ifndef OVERRIDE_TABLE_32_sys_sched_yield -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_sched_yield, 158, 0) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getuid -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_getuid, 199, 0) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getgid -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_getgid, 200, 0) -#endif -#ifndef OVERRIDE_TABLE_32_sys_geteuid -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_geteuid, 201, 0) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getegid -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_getegid, 202, 0) -#endif -#ifndef OVERRIDE_TABLE_32_sys_gettid -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_gettid, 224, 0) -#endif -#ifndef OVERRIDE_TABLE_32_sys_inotify_init -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_inotify_init, 291, 0) -#endif -#ifndef OVERRIDE_TABLE_32_sys_exit -TRACE_SYSCALL_TABLE(sys_exit, sys_exit, 1, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_close -TRACE_SYSCALL_TABLE(sys_close, sys_close, 6, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_lseek -TRACE_SYSCALL_TABLE(sys_lseek, sys_lseek, 19, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setuid16 -TRACE_SYSCALL_TABLE(sys_setuid16, sys_setuid16, 23, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_ptrace -TRACE_SYSCALL_TABLE(sys_ptrace, sys_ptrace, 26, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_alarm -TRACE_SYSCALL_TABLE(sys_alarm, sys_alarm, 27, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_nice -TRACE_SYSCALL_TABLE(sys_nice, sys_nice, 34, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_kill -TRACE_SYSCALL_TABLE(sys_kill, sys_kill, 37, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_dup -TRACE_SYSCALL_TABLE(sys_dup, sys_dup, 41, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_brk -TRACE_SYSCALL_TABLE(sys_brk, sys_brk, 45, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setgid16 -TRACE_SYSCALL_TABLE(sys_setgid16, sys_setgid16, 46, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_signal -TRACE_SYSCALL_TABLE(sys_signal, sys_signal, 48, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_ioctl -TRACE_SYSCALL_TABLE(sys_ioctl, sys_ioctl, 54, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_fcntl -TRACE_SYSCALL_TABLE(sys_fcntl, sys_fcntl, 55, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setpgid -TRACE_SYSCALL_TABLE(sys_setpgid, sys_setpgid, 57, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_umask -TRACE_SYSCALL_TABLE(sys_umask, sys_umask, 60, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_dup2 -TRACE_SYSCALL_TABLE(sys_dup2, sys_dup2, 63, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_ssetmask -TRACE_SYSCALL_TABLE(sys_ssetmask, sys_ssetmask, 69, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setreuid16 -TRACE_SYSCALL_TABLE(sys_setreuid16, sys_setreuid16, 70, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setregid16 -TRACE_SYSCALL_TABLE(sys_setregid16, sys_setregid16, 71, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_munmap -TRACE_SYSCALL_TABLE(sys_munmap, sys_munmap, 91, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_ftruncate -TRACE_SYSCALL_TABLE(sys_ftruncate, sys_ftruncate, 93, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_fchmod -TRACE_SYSCALL_TABLE(sys_fchmod, sys_fchmod, 94, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_fchown16 -TRACE_SYSCALL_TABLE(sys_fchown16, sys_fchown16, 95, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getpriority -TRACE_SYSCALL_TABLE(sys_getpriority, sys_getpriority, 96, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setpriority -TRACE_SYSCALL_TABLE(sys_setpriority, sys_setpriority, 97, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_fsync -TRACE_SYSCALL_TABLE(sys_fsync, sys_fsync, 118, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_mprotect -TRACE_SYSCALL_TABLE(sys_mprotect, sys_mprotect, 125, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getpgid -TRACE_SYSCALL_TABLE(sys_getpgid, sys_getpgid, 132, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_fchdir -TRACE_SYSCALL_TABLE(sys_fchdir, sys_fchdir, 133, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_bdflush -TRACE_SYSCALL_TABLE(sys_bdflush, sys_bdflush, 134, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_sysfs -TRACE_SYSCALL_TABLE(sys_sysfs, sys_sysfs, 135, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_personality -TRACE_SYSCALL_TABLE(sys_personality, sys_personality, 136, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setfsuid16 -TRACE_SYSCALL_TABLE(sys_setfsuid16, sys_setfsuid16, 138, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setfsgid16 -TRACE_SYSCALL_TABLE(sys_setfsgid16, sys_setfsgid16, 139, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_flock -TRACE_SYSCALL_TABLE(sys_flock, sys_flock, 143, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_msync -TRACE_SYSCALL_TABLE(sys_msync, sys_msync, 144, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getsid -TRACE_SYSCALL_TABLE(sys_getsid, sys_getsid, 147, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_fdatasync -TRACE_SYSCALL_TABLE(sys_fdatasync, sys_fdatasync, 148, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_mlock -TRACE_SYSCALL_TABLE(sys_mlock, sys_mlock, 150, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_munlock -TRACE_SYSCALL_TABLE(sys_munlock, sys_munlock, 151, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_mlockall -TRACE_SYSCALL_TABLE(sys_mlockall, sys_mlockall, 152, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_sched_getscheduler -TRACE_SYSCALL_TABLE(sys_sched_getscheduler, sys_sched_getscheduler, 157, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_sched_get_priority_max -TRACE_SYSCALL_TABLE(sys_sched_get_priority_max, sys_sched_get_priority_max, 159, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_sched_get_priority_min -TRACE_SYSCALL_TABLE(sys_sched_get_priority_min, sys_sched_get_priority_min, 160, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_mremap -TRACE_SYSCALL_TABLE(sys_mremap, sys_mremap, 163, 5) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setresuid16 -TRACE_SYSCALL_TABLE(sys_setresuid16, sys_setresuid16, 164, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setresgid16 -TRACE_SYSCALL_TABLE(sys_setresgid16, sys_setresgid16, 170, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_prctl -TRACE_SYSCALL_TABLE(sys_prctl, sys_prctl, 172, 5) -#endif -#ifndef OVERRIDE_TABLE_32_sys_mmap_pgoff -TRACE_SYSCALL_TABLE(sys_mmap_pgoff, sys_mmap_pgoff, 192, 6) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setreuid -TRACE_SYSCALL_TABLE(sys_setreuid, sys_setreuid, 203, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setregid -TRACE_SYSCALL_TABLE(sys_setregid, sys_setregid, 204, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_fchown -TRACE_SYSCALL_TABLE(sys_fchown, sys_fchown, 207, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setresuid -TRACE_SYSCALL_TABLE(sys_setresuid, sys_setresuid, 208, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setresgid -TRACE_SYSCALL_TABLE(sys_setresgid, sys_setresgid, 210, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setuid -TRACE_SYSCALL_TABLE(sys_setuid, sys_setuid, 213, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setgid -TRACE_SYSCALL_TABLE(sys_setgid, sys_setgid, 214, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setfsuid -TRACE_SYSCALL_TABLE(sys_setfsuid, sys_setfsuid, 215, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setfsgid -TRACE_SYSCALL_TABLE(sys_setfsgid, sys_setfsgid, 216, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_madvise -TRACE_SYSCALL_TABLE(sys_madvise, sys_madvise, 219, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_fcntl64 -TRACE_SYSCALL_TABLE(sys_fcntl64, sys_fcntl64, 221, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_tkill -TRACE_SYSCALL_TABLE(sys_tkill, sys_tkill, 238, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_io_destroy -TRACE_SYSCALL_TABLE(sys_io_destroy, sys_io_destroy, 246, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_exit_group -TRACE_SYSCALL_TABLE(sys_exit_group, sys_exit_group, 252, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_epoll_create -TRACE_SYSCALL_TABLE(sys_epoll_create, sys_epoll_create, 254, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_remap_file_pages -TRACE_SYSCALL_TABLE(sys_remap_file_pages, sys_remap_file_pages, 257, 5) -#endif -#ifndef OVERRIDE_TABLE_32_sys_timer_getoverrun -TRACE_SYSCALL_TABLE(sys_timer_getoverrun, sys_timer_getoverrun, 262, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_timer_delete -TRACE_SYSCALL_TABLE(sys_timer_delete, sys_timer_delete, 263, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_tgkill -TRACE_SYSCALL_TABLE(sys_tgkill, sys_tgkill, 270, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_keyctl -TRACE_SYSCALL_TABLE(sys_keyctl, sys_keyctl, 288, 5) -#endif -#ifndef OVERRIDE_TABLE_32_sys_ioprio_set -TRACE_SYSCALL_TABLE(sys_ioprio_set, sys_ioprio_set, 289, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_ioprio_get -TRACE_SYSCALL_TABLE(sys_ioprio_get, sys_ioprio_get, 290, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_inotify_rm_watch -TRACE_SYSCALL_TABLE(sys_inotify_rm_watch, sys_inotify_rm_watch, 293, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_unshare -TRACE_SYSCALL_TABLE(sys_unshare, sys_unshare, 310, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_tee -TRACE_SYSCALL_TABLE(sys_tee, sys_tee, 315, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_timerfd_create -TRACE_SYSCALL_TABLE(sys_timerfd_create, sys_timerfd_create, 322, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_eventfd -TRACE_SYSCALL_TABLE(sys_eventfd, sys_eventfd, 323, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_eventfd2 -TRACE_SYSCALL_TABLE(sys_eventfd2, sys_eventfd2, 328, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_epoll_create1 -TRACE_SYSCALL_TABLE(sys_epoll_create1, sys_epoll_create1, 329, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_dup3 -TRACE_SYSCALL_TABLE(sys_dup3, sys_dup3, 330, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_inotify_init1 -TRACE_SYSCALL_TABLE(sys_inotify_init1, sys_inotify_init1, 332, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_fanotify_init -TRACE_SYSCALL_TABLE(sys_fanotify_init, sys_fanotify_init, 338, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_syncfs -TRACE_SYSCALL_TABLE(sys_syncfs, sys_syncfs, 344, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setns -TRACE_SYSCALL_TABLE(sys_setns, sys_setns, 346, 2) -#endif - -#endif /* CREATE_SYSCALL_TABLE */ diff --git a/drivers/staging/lttng/instrumentation/syscalls/headers/x86-32-syscalls-3.1.0-rc6_integers_override.h b/drivers/staging/lttng/instrumentation/syscalls/headers/x86-32-syscalls-3.1.0-rc6_integers_override.h deleted file mode 100644 index ed2cf1f..0000000 --- a/drivers/staging/lttng/instrumentation/syscalls/headers/x86-32-syscalls-3.1.0-rc6_integers_override.h +++ /dev/null @@ -1,38 +0,0 @@ -#ifndef CONFIG_UID16 - -#define OVERRIDE_32_sys_getuid16 -#define OVERRIDE_32_sys_getgid16 -#define OVERRIDE_32_sys_geteuid16 -#define OVERRIDE_32_sys_getegid16 -#define OVERRIDE_32_sys_setuid16 -#define OVERRIDE_32_sys_setgid16 -#define OVERRIDE_32_sys_setfsuid16 -#define OVERRIDE_32_sys_setfsgid16 -#define OVERRIDE_32_sys_setreuid16 -#define OVERRIDE_32_sys_setregid16 -#define OVERRIDE_32_sys_fchown16 -#define OVERRIDE_32_sys_setresuid16 -#define OVERRIDE_32_sys_setresgid16 - -#define OVERRIDE_TABLE_32_sys_getuid16 -#define OVERRIDE_TABLE_32_sys_getgid16 -#define OVERRIDE_TABLE_32_sys_geteuid16 -#define OVERRIDE_TABLE_32_sys_getegid16 -#define OVERRIDE_TABLE_32_sys_setuid16 -#define OVERRIDE_TABLE_32_sys_setgid16 -#define OVERRIDE_TABLE_32_sys_setreuid16 -#define OVERRIDE_TABLE_32_sys_setregid16 -#define OVERRIDE_TABLE_32_sys_fchown16 -#define OVERRIDE_TABLE_32_sys_setfsuid16 -#define OVERRIDE_TABLE_32_sys_setfsgid16 -#define OVERRIDE_TABLE_32_sys_setresuid16 -#define OVERRIDE_TABLE_32_sys_setresgid16 - -#endif - -#ifdef CREATE_SYSCALL_TABLE - -#define OVERRIDE_TABLE_32_sys_mmap -TRACE_SYSCALL_TABLE(sys_mmap, sys_mmap, 90, 6) - -#endif diff --git a/drivers/staging/lttng/instrumentation/syscalls/headers/x86-32-syscalls-3.1.0-rc6_pointers.h b/drivers/staging/lttng/instrumentation/syscalls/headers/x86-32-syscalls-3.1.0-rc6_pointers.h deleted file mode 100644 index ec5b301..0000000 --- a/drivers/staging/lttng/instrumentation/syscalls/headers/x86-32-syscalls-3.1.0-rc6_pointers.h +++ /dev/null @@ -1,2232 +0,0 @@ -/* THIS FILE IS AUTO-GENERATED. DO NOT EDIT */ -#ifndef CREATE_SYSCALL_TABLE - -#if !defined(_TRACE_SYSCALLS_POINTERS_H) || defined(TRACE_HEADER_MULTI_READ) -#define _TRACE_SYSCALLS_POINTERS_H - -#include -#include -#include "x86-32-syscalls-3.1.0-rc6_pointers_override.h" -#include "syscalls_pointers_override.h" - -#ifndef OVERRIDE_32_sys_unlink -SC_TRACE_EVENT(sys_unlink, - TP_PROTO(const char * pathname), - TP_ARGS(pathname), - TP_STRUCT__entry(__string_from_user(pathname, pathname)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_chdir -SC_TRACE_EVENT(sys_chdir, - TP_PROTO(const char * filename), - TP_ARGS(filename), - TP_STRUCT__entry(__string_from_user(filename, filename)), - TP_fast_assign(tp_copy_string_from_user(filename, filename)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_time -SC_TRACE_EVENT(sys_time, - TP_PROTO(time_t * tloc), - TP_ARGS(tloc), - TP_STRUCT__entry(__field_hex(time_t *, tloc)), - TP_fast_assign(tp_assign(tloc, tloc)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_oldumount -SC_TRACE_EVENT(sys_oldumount, - TP_PROTO(char * name), - TP_ARGS(name), - TP_STRUCT__entry(__string_from_user(name, name)), - TP_fast_assign(tp_copy_string_from_user(name, name)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_stime -SC_TRACE_EVENT(sys_stime, - TP_PROTO(time_t * tptr), - TP_ARGS(tptr), - TP_STRUCT__entry(__field_hex(time_t *, tptr)), - TP_fast_assign(tp_assign(tptr, tptr)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_rmdir -SC_TRACE_EVENT(sys_rmdir, - TP_PROTO(const char * pathname), - TP_ARGS(pathname), - TP_STRUCT__entry(__string_from_user(pathname, pathname)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_pipe -SC_TRACE_EVENT(sys_pipe, - TP_PROTO(int * fildes), - TP_ARGS(fildes), - TP_STRUCT__entry(__field_hex(int *, fildes)), - TP_fast_assign(tp_assign(fildes, fildes)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_times -SC_TRACE_EVENT(sys_times, - TP_PROTO(struct tms * tbuf), - TP_ARGS(tbuf), - TP_STRUCT__entry(__field_hex(struct tms *, tbuf)), - TP_fast_assign(tp_assign(tbuf, tbuf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_acct -SC_TRACE_EVENT(sys_acct, - TP_PROTO(const char * name), - TP_ARGS(name), - TP_STRUCT__entry(__string_from_user(name, name)), - TP_fast_assign(tp_copy_string_from_user(name, name)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_olduname -SC_TRACE_EVENT(sys_olduname, - TP_PROTO(struct oldold_utsname * name), - TP_ARGS(name), - TP_STRUCT__entry(__field_hex(struct oldold_utsname *, name)), - TP_fast_assign(tp_assign(name, name)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_chroot -SC_TRACE_EVENT(sys_chroot, - TP_PROTO(const char * filename), - TP_ARGS(filename), - TP_STRUCT__entry(__string_from_user(filename, filename)), - TP_fast_assign(tp_copy_string_from_user(filename, filename)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_sigpending -SC_TRACE_EVENT(sys_sigpending, - TP_PROTO(old_sigset_t * set), - TP_ARGS(set), - TP_STRUCT__entry(__field_hex(old_sigset_t *, set)), - TP_fast_assign(tp_assign(set, set)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_old_select -SC_TRACE_EVENT(sys_old_select, - TP_PROTO(struct sel_arg_struct * arg), - TP_ARGS(arg), - TP_STRUCT__entry(__field_hex(struct sel_arg_struct *, arg)), - TP_fast_assign(tp_assign(arg, arg)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_uselib -SC_TRACE_EVENT(sys_uselib, - TP_PROTO(const char * library), - TP_ARGS(library), - TP_STRUCT__entry(__field_hex(const char *, library)), - TP_fast_assign(tp_assign(library, library)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_old_mmap -SC_TRACE_EVENT(sys_old_mmap, - TP_PROTO(struct mmap_arg_struct * arg), - TP_ARGS(arg), - TP_STRUCT__entry(__field_hex(struct mmap_arg_struct *, arg)), - TP_fast_assign(tp_assign(arg, arg)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_uname -SC_TRACE_EVENT(sys_uname, - TP_PROTO(struct old_utsname * name), - TP_ARGS(name), - TP_STRUCT__entry(__field_hex(struct old_utsname *, name)), - TP_fast_assign(tp_assign(name, name)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_swapoff -SC_TRACE_EVENT(sys_swapoff, - TP_PROTO(const char * specialfile), - TP_ARGS(specialfile), - TP_STRUCT__entry(__string_from_user(specialfile, specialfile)), - TP_fast_assign(tp_copy_string_from_user(specialfile, specialfile)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_sysinfo -SC_TRACE_EVENT(sys_sysinfo, - TP_PROTO(struct sysinfo * info), - TP_ARGS(info), - TP_STRUCT__entry(__field_hex(struct sysinfo *, info)), - TP_fast_assign(tp_assign(info, info)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_newuname -SC_TRACE_EVENT(sys_newuname, - TP_PROTO(struct new_utsname * name), - TP_ARGS(name), - TP_STRUCT__entry(__field_hex(struct new_utsname *, name)), - TP_fast_assign(tp_assign(name, name)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_adjtimex -SC_TRACE_EVENT(sys_adjtimex, - TP_PROTO(struct timex * txc_p), - TP_ARGS(txc_p), - TP_STRUCT__entry(__field_hex(struct timex *, txc_p)), - TP_fast_assign(tp_assign(txc_p, txc_p)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_sysctl -SC_TRACE_EVENT(sys_sysctl, - TP_PROTO(struct __sysctl_args * args), - TP_ARGS(args), - TP_STRUCT__entry(__field_hex(struct __sysctl_args *, args)), - TP_fast_assign(tp_assign(args, args)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_set_tid_address -SC_TRACE_EVENT(sys_set_tid_address, - TP_PROTO(int * tidptr), - TP_ARGS(tidptr), - TP_STRUCT__entry(__field_hex(int *, tidptr)), - TP_fast_assign(tp_assign(tidptr, tidptr)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_mq_unlink -SC_TRACE_EVENT(sys_mq_unlink, - TP_PROTO(const char * u_name), - TP_ARGS(u_name), - TP_STRUCT__entry(__string_from_user(u_name, u_name)), - TP_fast_assign(tp_copy_string_from_user(u_name, u_name)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_creat -SC_TRACE_EVENT(sys_creat, - TP_PROTO(const char * pathname, int mode), - TP_ARGS(pathname, mode), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __field(int, mode)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_assign(mode, mode)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_link -SC_TRACE_EVENT(sys_link, - TP_PROTO(const char * oldname, const char * newname), - TP_ARGS(oldname, newname), - TP_STRUCT__entry(__string_from_user(oldname, oldname) __string_from_user(newname, newname)), - TP_fast_assign(tp_copy_string_from_user(oldname, oldname) tp_copy_string_from_user(newname, newname)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_chmod -SC_TRACE_EVENT(sys_chmod, - TP_PROTO(const char * filename, mode_t mode), - TP_ARGS(filename, mode), - TP_STRUCT__entry(__string_from_user(filename, filename) __field(mode_t, mode)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(mode, mode)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_stat -SC_TRACE_EVENT(sys_stat, - TP_PROTO(const char * filename, struct __old_kernel_stat * statbuf), - TP_ARGS(filename, statbuf), - TP_STRUCT__entry(__string_from_user(filename, filename) __field_hex(struct __old_kernel_stat *, statbuf)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(statbuf, statbuf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_fstat -SC_TRACE_EVENT(sys_fstat, - TP_PROTO(unsigned int fd, struct __old_kernel_stat * statbuf), - TP_ARGS(fd, statbuf), - TP_STRUCT__entry(__field(unsigned int, fd) __field_hex(struct __old_kernel_stat *, statbuf)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(statbuf, statbuf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_utime -SC_TRACE_EVENT(sys_utime, - TP_PROTO(char * filename, struct utimbuf * times), - TP_ARGS(filename, times), - TP_STRUCT__entry(__string_from_user(filename, filename) __field_hex(struct utimbuf *, times)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(times, times)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_access -SC_TRACE_EVENT(sys_access, - TP_PROTO(const char * filename, int mode), - TP_ARGS(filename, mode), - TP_STRUCT__entry(__string_from_user(filename, filename) __field(int, mode)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(mode, mode)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_rename -SC_TRACE_EVENT(sys_rename, - TP_PROTO(const char * oldname, const char * newname), - TP_ARGS(oldname, newname), - TP_STRUCT__entry(__string_from_user(oldname, oldname) __string_from_user(newname, newname)), - TP_fast_assign(tp_copy_string_from_user(oldname, oldname) tp_copy_string_from_user(newname, newname)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_mkdir -SC_TRACE_EVENT(sys_mkdir, - TP_PROTO(const char * pathname, int mode), - TP_ARGS(pathname, mode), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __field(int, mode)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_assign(mode, mode)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_umount -SC_TRACE_EVENT(sys_umount, - TP_PROTO(char * name, int flags), - TP_ARGS(name, flags), - TP_STRUCT__entry(__string_from_user(name, name) __field(int, flags)), - TP_fast_assign(tp_copy_string_from_user(name, name) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_ustat -SC_TRACE_EVENT(sys_ustat, - TP_PROTO(unsigned dev, struct ustat * ubuf), - TP_ARGS(dev, ubuf), - TP_STRUCT__entry(__field(unsigned, dev) __field_hex(struct ustat *, ubuf)), - TP_fast_assign(tp_assign(dev, dev) tp_assign(ubuf, ubuf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_sethostname -SC_TRACE_EVENT(sys_sethostname, - TP_PROTO(char * name, int len), - TP_ARGS(name, len), - TP_STRUCT__entry(__string_from_user(name, name) __field(int, len)), - TP_fast_assign(tp_copy_string_from_user(name, name) tp_assign(len, len)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setrlimit -SC_TRACE_EVENT(sys_setrlimit, - TP_PROTO(unsigned int resource, struct rlimit * rlim), - TP_ARGS(resource, rlim), - TP_STRUCT__entry(__field(unsigned int, resource) __field_hex(struct rlimit *, rlim)), - TP_fast_assign(tp_assign(resource, resource) tp_assign(rlim, rlim)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_old_getrlimit -SC_TRACE_EVENT(sys_old_getrlimit, - TP_PROTO(unsigned int resource, struct rlimit * rlim), - TP_ARGS(resource, rlim), - TP_STRUCT__entry(__field(unsigned int, resource) __field_hex(struct rlimit *, rlim)), - TP_fast_assign(tp_assign(resource, resource) tp_assign(rlim, rlim)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_getrusage -SC_TRACE_EVENT(sys_getrusage, - TP_PROTO(int who, struct rusage * ru), - TP_ARGS(who, ru), - TP_STRUCT__entry(__field(int, who) __field_hex(struct rusage *, ru)), - TP_fast_assign(tp_assign(who, who) tp_assign(ru, ru)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_gettimeofday -SC_TRACE_EVENT(sys_gettimeofday, - TP_PROTO(struct timeval * tv, struct timezone * tz), - TP_ARGS(tv, tz), - TP_STRUCT__entry(__field_hex(struct timeval *, tv) __field_hex(struct timezone *, tz)), - TP_fast_assign(tp_assign(tv, tv) tp_assign(tz, tz)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_settimeofday -SC_TRACE_EVENT(sys_settimeofday, - TP_PROTO(struct timeval * tv, struct timezone * tz), - TP_ARGS(tv, tz), - TP_STRUCT__entry(__field_hex(struct timeval *, tv) __field_hex(struct timezone *, tz)), - TP_fast_assign(tp_assign(tv, tv) tp_assign(tz, tz)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_getgroups16 -SC_TRACE_EVENT(sys_getgroups16, - TP_PROTO(int gidsetsize, old_gid_t * grouplist), - TP_ARGS(gidsetsize, grouplist), - TP_STRUCT__entry(__field(int, gidsetsize) __field_hex(old_gid_t *, grouplist)), - TP_fast_assign(tp_assign(gidsetsize, gidsetsize) tp_assign(grouplist, grouplist)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setgroups16 -SC_TRACE_EVENT(sys_setgroups16, - TP_PROTO(int gidsetsize, old_gid_t * grouplist), - TP_ARGS(gidsetsize, grouplist), - TP_STRUCT__entry(__field(int, gidsetsize) __field_hex(old_gid_t *, grouplist)), - TP_fast_assign(tp_assign(gidsetsize, gidsetsize) tp_assign(grouplist, grouplist)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_symlink -SC_TRACE_EVENT(sys_symlink, - TP_PROTO(const char * oldname, const char * newname), - TP_ARGS(oldname, newname), - TP_STRUCT__entry(__string_from_user(oldname, oldname) __string_from_user(newname, newname)), - TP_fast_assign(tp_copy_string_from_user(oldname, oldname) tp_copy_string_from_user(newname, newname)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_lstat -SC_TRACE_EVENT(sys_lstat, - TP_PROTO(const char * filename, struct __old_kernel_stat * statbuf), - TP_ARGS(filename, statbuf), - TP_STRUCT__entry(__string_from_user(filename, filename) __field_hex(struct __old_kernel_stat *, statbuf)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(statbuf, statbuf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_swapon -SC_TRACE_EVENT(sys_swapon, - TP_PROTO(const char * specialfile, int swap_flags), - TP_ARGS(specialfile, swap_flags), - TP_STRUCT__entry(__string_from_user(specialfile, specialfile) __field(int, swap_flags)), - TP_fast_assign(tp_copy_string_from_user(specialfile, specialfile) tp_assign(swap_flags, swap_flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_truncate -SC_TRACE_EVENT(sys_truncate, - TP_PROTO(const char * path, long length), - TP_ARGS(path, length), - TP_STRUCT__entry(__string_from_user(path, path) __field(long, length)), - TP_fast_assign(tp_copy_string_from_user(path, path) tp_assign(length, length)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_statfs -SC_TRACE_EVENT(sys_statfs, - TP_PROTO(const char * pathname, struct statfs * buf), - TP_ARGS(pathname, buf), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __field_hex(struct statfs *, buf)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_assign(buf, buf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_fstatfs -SC_TRACE_EVENT(sys_fstatfs, - TP_PROTO(unsigned int fd, struct statfs * buf), - TP_ARGS(fd, buf), - TP_STRUCT__entry(__field(unsigned int, fd) __field_hex(struct statfs *, buf)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(buf, buf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_socketcall -SC_TRACE_EVENT(sys_socketcall, - TP_PROTO(int call, unsigned long * args), - TP_ARGS(call, args), - TP_STRUCT__entry(__field(int, call) __field_hex(unsigned long *, args)), - TP_fast_assign(tp_assign(call, call) tp_assign(args, args)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_getitimer -SC_TRACE_EVENT(sys_getitimer, - TP_PROTO(int which, struct itimerval * value), - TP_ARGS(which, value), - TP_STRUCT__entry(__field(int, which) __field_hex(struct itimerval *, value)), - TP_fast_assign(tp_assign(which, which) tp_assign(value, value)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_newstat -SC_TRACE_EVENT(sys_newstat, - TP_PROTO(const char * filename, struct stat * statbuf), - TP_ARGS(filename, statbuf), - TP_STRUCT__entry(__string_from_user(filename, filename) __field_hex(struct stat *, statbuf)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(statbuf, statbuf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_newlstat -SC_TRACE_EVENT(sys_newlstat, - TP_PROTO(const char * filename, struct stat * statbuf), - TP_ARGS(filename, statbuf), - TP_STRUCT__entry(__string_from_user(filename, filename) __field_hex(struct stat *, statbuf)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(statbuf, statbuf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_newfstat -SC_TRACE_EVENT(sys_newfstat, - TP_PROTO(unsigned int fd, struct stat * statbuf), - TP_ARGS(fd, statbuf), - TP_STRUCT__entry(__field(unsigned int, fd) __field_hex(struct stat *, statbuf)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(statbuf, statbuf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setdomainname -SC_TRACE_EVENT(sys_setdomainname, - TP_PROTO(char * name, int len), - TP_ARGS(name, len), - TP_STRUCT__entry(__string_from_user(name, name) __field(int, len)), - TP_fast_assign(tp_copy_string_from_user(name, name) tp_assign(len, len)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_delete_module -SC_TRACE_EVENT(sys_delete_module, - TP_PROTO(const char * name_user, unsigned int flags), - TP_ARGS(name_user, flags), - TP_STRUCT__entry(__string_from_user(name_user, name_user) __field(unsigned int, flags)), - TP_fast_assign(tp_copy_string_from_user(name_user, name_user) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_sched_setparam -SC_TRACE_EVENT(sys_sched_setparam, - TP_PROTO(pid_t pid, struct sched_param * param), - TP_ARGS(pid, param), - TP_STRUCT__entry(__field(pid_t, pid) __field_hex(struct sched_param *, param)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(param, param)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_sched_getparam -SC_TRACE_EVENT(sys_sched_getparam, - TP_PROTO(pid_t pid, struct sched_param * param), - TP_ARGS(pid, param), - TP_STRUCT__entry(__field(pid_t, pid) __field_hex(struct sched_param *, param)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(param, param)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_sched_rr_get_interval -SC_TRACE_EVENT(sys_sched_rr_get_interval, - TP_PROTO(pid_t pid, struct timespec * interval), - TP_ARGS(pid, interval), - TP_STRUCT__entry(__field(pid_t, pid) __field_hex(struct timespec *, interval)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(interval, interval)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_nanosleep -SC_TRACE_EVENT(sys_nanosleep, - TP_PROTO(struct timespec * rqtp, struct timespec * rmtp), - TP_ARGS(rqtp, rmtp), - TP_STRUCT__entry(__field_hex(struct timespec *, rqtp) __field_hex(struct timespec *, rmtp)), - TP_fast_assign(tp_assign(rqtp, rqtp) tp_assign(rmtp, rmtp)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_rt_sigpending -SC_TRACE_EVENT(sys_rt_sigpending, - TP_PROTO(sigset_t * set, size_t sigsetsize), - TP_ARGS(set, sigsetsize), - TP_STRUCT__entry(__field_hex(sigset_t *, set) __field(size_t, sigsetsize)), - TP_fast_assign(tp_assign(set, set) tp_assign(sigsetsize, sigsetsize)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_rt_sigsuspend -SC_TRACE_EVENT(sys_rt_sigsuspend, - TP_PROTO(sigset_t * unewset, size_t sigsetsize), - TP_ARGS(unewset, sigsetsize), - TP_STRUCT__entry(__field_hex(sigset_t *, unewset) __field(size_t, sigsetsize)), - TP_fast_assign(tp_assign(unewset, unewset) tp_assign(sigsetsize, sigsetsize)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_getcwd -SC_TRACE_EVENT(sys_getcwd, - TP_PROTO(char * buf, unsigned long size), - TP_ARGS(buf, size), - TP_STRUCT__entry(__field_hex(char *, buf) __field(unsigned long, size)), - TP_fast_assign(tp_assign(buf, buf) tp_assign(size, size)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_getrlimit -SC_TRACE_EVENT(sys_getrlimit, - TP_PROTO(unsigned int resource, struct rlimit * rlim), - TP_ARGS(resource, rlim), - TP_STRUCT__entry(__field(unsigned int, resource) __field_hex(struct rlimit *, rlim)), - TP_fast_assign(tp_assign(resource, resource) tp_assign(rlim, rlim)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_stat64 -SC_TRACE_EVENT(sys_stat64, - TP_PROTO(const char * filename, struct stat64 * statbuf), - TP_ARGS(filename, statbuf), - TP_STRUCT__entry(__string_from_user(filename, filename) __field_hex(struct stat64 *, statbuf)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(statbuf, statbuf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_lstat64 -SC_TRACE_EVENT(sys_lstat64, - TP_PROTO(const char * filename, struct stat64 * statbuf), - TP_ARGS(filename, statbuf), - TP_STRUCT__entry(__string_from_user(filename, filename) __field_hex(struct stat64 *, statbuf)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(statbuf, statbuf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_fstat64 -SC_TRACE_EVENT(sys_fstat64, - TP_PROTO(unsigned long fd, struct stat64 * statbuf), - TP_ARGS(fd, statbuf), - TP_STRUCT__entry(__field(unsigned long, fd) __field_hex(struct stat64 *, statbuf)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(statbuf, statbuf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_getgroups -SC_TRACE_EVENT(sys_getgroups, - TP_PROTO(int gidsetsize, gid_t * grouplist), - TP_ARGS(gidsetsize, grouplist), - TP_STRUCT__entry(__field(int, gidsetsize) __field_hex(gid_t *, grouplist)), - TP_fast_assign(tp_assign(gidsetsize, gidsetsize) tp_assign(grouplist, grouplist)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setgroups -SC_TRACE_EVENT(sys_setgroups, - TP_PROTO(int gidsetsize, gid_t * grouplist), - TP_ARGS(gidsetsize, grouplist), - TP_STRUCT__entry(__field(int, gidsetsize) __field_hex(gid_t *, grouplist)), - TP_fast_assign(tp_assign(gidsetsize, gidsetsize) tp_assign(grouplist, grouplist)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_pivot_root -SC_TRACE_EVENT(sys_pivot_root, - TP_PROTO(const char * new_root, const char * put_old), - TP_ARGS(new_root, put_old), - TP_STRUCT__entry(__string_from_user(new_root, new_root) __string_from_user(put_old, put_old)), - TP_fast_assign(tp_copy_string_from_user(new_root, new_root) tp_copy_string_from_user(put_old, put_old)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_removexattr -SC_TRACE_EVENT(sys_removexattr, - TP_PROTO(const char * pathname, const char * name), - TP_ARGS(pathname, name), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __string_from_user(name, name)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_copy_string_from_user(name, name)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_lremovexattr -SC_TRACE_EVENT(sys_lremovexattr, - TP_PROTO(const char * pathname, const char * name), - TP_ARGS(pathname, name), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __string_from_user(name, name)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_copy_string_from_user(name, name)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_fremovexattr -SC_TRACE_EVENT(sys_fremovexattr, - TP_PROTO(int fd, const char * name), - TP_ARGS(fd, name), - TP_STRUCT__entry(__field(int, fd) __string_from_user(name, name)), - TP_fast_assign(tp_assign(fd, fd) tp_copy_string_from_user(name, name)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_io_setup -SC_TRACE_EVENT(sys_io_setup, - TP_PROTO(unsigned nr_events, aio_context_t * ctxp), - TP_ARGS(nr_events, ctxp), - TP_STRUCT__entry(__field(unsigned, nr_events) __field_hex(aio_context_t *, ctxp)), - TP_fast_assign(tp_assign(nr_events, nr_events) tp_assign(ctxp, ctxp)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_timer_gettime -SC_TRACE_EVENT(sys_timer_gettime, - TP_PROTO(timer_t timer_id, struct itimerspec * setting), - TP_ARGS(timer_id, setting), - TP_STRUCT__entry(__field(timer_t, timer_id) __field_hex(struct itimerspec *, setting)), - TP_fast_assign(tp_assign(timer_id, timer_id) tp_assign(setting, setting)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_clock_settime -SC_TRACE_EVENT(sys_clock_settime, - TP_PROTO(const clockid_t which_clock, const struct timespec * tp), - TP_ARGS(which_clock, tp), - TP_STRUCT__entry(__field(const clockid_t, which_clock) __field_hex(const struct timespec *, tp)), - TP_fast_assign(tp_assign(which_clock, which_clock) tp_assign(tp, tp)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_clock_gettime -SC_TRACE_EVENT(sys_clock_gettime, - TP_PROTO(const clockid_t which_clock, struct timespec * tp), - TP_ARGS(which_clock, tp), - TP_STRUCT__entry(__field(const clockid_t, which_clock) __field_hex(struct timespec *, tp)), - TP_fast_assign(tp_assign(which_clock, which_clock) tp_assign(tp, tp)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_clock_getres -SC_TRACE_EVENT(sys_clock_getres, - TP_PROTO(const clockid_t which_clock, struct timespec * tp), - TP_ARGS(which_clock, tp), - TP_STRUCT__entry(__field(const clockid_t, which_clock) __field_hex(struct timespec *, tp)), - TP_fast_assign(tp_assign(which_clock, which_clock) tp_assign(tp, tp)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_utimes -SC_TRACE_EVENT(sys_utimes, - TP_PROTO(char * filename, struct timeval * utimes), - TP_ARGS(filename, utimes), - TP_STRUCT__entry(__string_from_user(filename, filename) __field_hex(struct timeval *, utimes)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(utimes, utimes)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_mq_notify -SC_TRACE_EVENT(sys_mq_notify, - TP_PROTO(mqd_t mqdes, const struct sigevent * u_notification), - TP_ARGS(mqdes, u_notification), - TP_STRUCT__entry(__field(mqd_t, mqdes) __field_hex(const struct sigevent *, u_notification)), - TP_fast_assign(tp_assign(mqdes, mqdes) tp_assign(u_notification, u_notification)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_set_robust_list -SC_TRACE_EVENT(sys_set_robust_list, - TP_PROTO(struct robust_list_head * head, size_t len), - TP_ARGS(head, len), - TP_STRUCT__entry(__field_hex(struct robust_list_head *, head) __field(size_t, len)), - TP_fast_assign(tp_assign(head, head) tp_assign(len, len)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_timerfd_gettime -SC_TRACE_EVENT(sys_timerfd_gettime, - TP_PROTO(int ufd, struct itimerspec * otmr), - TP_ARGS(ufd, otmr), - TP_STRUCT__entry(__field(int, ufd) __field_hex(struct itimerspec *, otmr)), - TP_fast_assign(tp_assign(ufd, ufd) tp_assign(otmr, otmr)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_pipe2 -SC_TRACE_EVENT(sys_pipe2, - TP_PROTO(int * fildes, int flags), - TP_ARGS(fildes, flags), - TP_STRUCT__entry(__field_hex(int *, fildes) __field(int, flags)), - TP_fast_assign(tp_assign(fildes, fildes) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_clock_adjtime -SC_TRACE_EVENT(sys_clock_adjtime, - TP_PROTO(const clockid_t which_clock, struct timex * utx), - TP_ARGS(which_clock, utx), - TP_STRUCT__entry(__field(const clockid_t, which_clock) __field_hex(struct timex *, utx)), - TP_fast_assign(tp_assign(which_clock, which_clock) tp_assign(utx, utx)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_read -SC_TRACE_EVENT(sys_read, - TP_PROTO(unsigned int fd, char * buf, size_t count), - TP_ARGS(fd, buf, count), - TP_STRUCT__entry(__field(unsigned int, fd) __field_hex(char *, buf) __field(size_t, count)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(buf, buf) tp_assign(count, count)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_write -SC_TRACE_EVENT(sys_write, - TP_PROTO(unsigned int fd, const char * buf, size_t count), - TP_ARGS(fd, buf, count), - TP_STRUCT__entry(__field(unsigned int, fd) __field_hex(const char *, buf) __field(size_t, count)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(buf, buf) tp_assign(count, count)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_open -SC_TRACE_EVENT(sys_open, - TP_PROTO(const char * filename, int flags, int mode), - TP_ARGS(filename, flags, mode), - TP_STRUCT__entry(__string_from_user(filename, filename) __field(int, flags) __field(int, mode)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(flags, flags) tp_assign(mode, mode)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_waitpid -SC_TRACE_EVENT(sys_waitpid, - TP_PROTO(pid_t pid, int * stat_addr, int options), - TP_ARGS(pid, stat_addr, options), - TP_STRUCT__entry(__field(pid_t, pid) __field_hex(int *, stat_addr) __field(int, options)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(stat_addr, stat_addr) tp_assign(options, options)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_mknod -SC_TRACE_EVENT(sys_mknod, - TP_PROTO(const char * filename, int mode, unsigned dev), - TP_ARGS(filename, mode, dev), - TP_STRUCT__entry(__string_from_user(filename, filename) __field(int, mode) __field(unsigned, dev)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(mode, mode) tp_assign(dev, dev)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_lchown16 -SC_TRACE_EVENT(sys_lchown16, - TP_PROTO(const char * filename, old_uid_t user, old_gid_t group), - TP_ARGS(filename, user, group), - TP_STRUCT__entry(__string_from_user(filename, filename) __field(old_uid_t, user) __field(old_gid_t, group)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(user, user) tp_assign(group, group)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_readlink -SC_TRACE_EVENT(sys_readlink, - TP_PROTO(const char * path, char * buf, int bufsiz), - TP_ARGS(path, buf, bufsiz), - TP_STRUCT__entry(__string_from_user(path, path) __field_hex(char *, buf) __field(int, bufsiz)), - TP_fast_assign(tp_copy_string_from_user(path, path) tp_assign(buf, buf) tp_assign(bufsiz, bufsiz)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_old_readdir -SC_TRACE_EVENT(sys_old_readdir, - TP_PROTO(unsigned int fd, struct old_linux_dirent * dirent, unsigned int count), - TP_ARGS(fd, dirent, count), - TP_STRUCT__entry(__field(unsigned int, fd) __field_hex(struct old_linux_dirent *, dirent) __field(unsigned int, count)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(dirent, dirent) tp_assign(count, count)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_syslog -SC_TRACE_EVENT(sys_syslog, - TP_PROTO(int type, char * buf, int len), - TP_ARGS(type, buf, len), - TP_STRUCT__entry(__field(int, type) __field_hex(char *, buf) __field(int, len)), - TP_fast_assign(tp_assign(type, type) tp_assign(buf, buf) tp_assign(len, len)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setitimer -SC_TRACE_EVENT(sys_setitimer, - TP_PROTO(int which, struct itimerval * value, struct itimerval * ovalue), - TP_ARGS(which, value, ovalue), - TP_STRUCT__entry(__field(int, which) __field_hex(struct itimerval *, value) __field_hex(struct itimerval *, ovalue)), - TP_fast_assign(tp_assign(which, which) tp_assign(value, value) tp_assign(ovalue, ovalue)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_sigprocmask -SC_TRACE_EVENT(sys_sigprocmask, - TP_PROTO(int how, old_sigset_t * nset, old_sigset_t * oset), - TP_ARGS(how, nset, oset), - TP_STRUCT__entry(__field(int, how) __field_hex(old_sigset_t *, nset) __field_hex(old_sigset_t *, oset)), - TP_fast_assign(tp_assign(how, how) tp_assign(nset, nset) tp_assign(oset, oset)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_init_module -SC_TRACE_EVENT(sys_init_module, - TP_PROTO(void * umod, unsigned long len, const char * uargs), - TP_ARGS(umod, len, uargs), - TP_STRUCT__entry(__field_hex(void *, umod) __field(unsigned long, len) __field_hex(const char *, uargs)), - TP_fast_assign(tp_assign(umod, umod) tp_assign(len, len) tp_assign(uargs, uargs)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_getdents -SC_TRACE_EVENT(sys_getdents, - TP_PROTO(unsigned int fd, struct linux_dirent * dirent, unsigned int count), - TP_ARGS(fd, dirent, count), - TP_STRUCT__entry(__field(unsigned int, fd) __field_hex(struct linux_dirent *, dirent) __field(unsigned int, count)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(dirent, dirent) tp_assign(count, count)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_readv -SC_TRACE_EVENT(sys_readv, - TP_PROTO(unsigned long fd, const struct iovec * vec, unsigned long vlen), - TP_ARGS(fd, vec, vlen), - TP_STRUCT__entry(__field(unsigned long, fd) __field_hex(const struct iovec *, vec) __field(unsigned long, vlen)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(vec, vec) tp_assign(vlen, vlen)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_writev -SC_TRACE_EVENT(sys_writev, - TP_PROTO(unsigned long fd, const struct iovec * vec, unsigned long vlen), - TP_ARGS(fd, vec, vlen), - TP_STRUCT__entry(__field(unsigned long, fd) __field_hex(const struct iovec *, vec) __field(unsigned long, vlen)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(vec, vec) tp_assign(vlen, vlen)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_sched_setscheduler -SC_TRACE_EVENT(sys_sched_setscheduler, - TP_PROTO(pid_t pid, int policy, struct sched_param * param), - TP_ARGS(pid, policy, param), - TP_STRUCT__entry(__field(pid_t, pid) __field(int, policy) __field_hex(struct sched_param *, param)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(policy, policy) tp_assign(param, param)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_getresuid16 -SC_TRACE_EVENT(sys_getresuid16, - TP_PROTO(old_uid_t * ruid, old_uid_t * euid, old_uid_t * suid), - TP_ARGS(ruid, euid, suid), - TP_STRUCT__entry(__field_hex(old_uid_t *, ruid) __field_hex(old_uid_t *, euid) __field_hex(old_uid_t *, suid)), - TP_fast_assign(tp_assign(ruid, ruid) tp_assign(euid, euid) tp_assign(suid, suid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_poll -SC_TRACE_EVENT(sys_poll, - TP_PROTO(struct pollfd * ufds, unsigned int nfds, long timeout_msecs), - TP_ARGS(ufds, nfds, timeout_msecs), - TP_STRUCT__entry(__field_hex(struct pollfd *, ufds) __field(unsigned int, nfds) __field(long, timeout_msecs)), - TP_fast_assign(tp_assign(ufds, ufds) tp_assign(nfds, nfds) tp_assign(timeout_msecs, timeout_msecs)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_getresgid16 -SC_TRACE_EVENT(sys_getresgid16, - TP_PROTO(old_gid_t * rgid, old_gid_t * egid, old_gid_t * sgid), - TP_ARGS(rgid, egid, sgid), - TP_STRUCT__entry(__field_hex(old_gid_t *, rgid) __field_hex(old_gid_t *, egid) __field_hex(old_gid_t *, sgid)), - TP_fast_assign(tp_assign(rgid, rgid) tp_assign(egid, egid) tp_assign(sgid, sgid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_rt_sigqueueinfo -SC_TRACE_EVENT(sys_rt_sigqueueinfo, - TP_PROTO(pid_t pid, int sig, siginfo_t * uinfo), - TP_ARGS(pid, sig, uinfo), - TP_STRUCT__entry(__field(pid_t, pid) __field(int, sig) __field_hex(siginfo_t *, uinfo)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(sig, sig) tp_assign(uinfo, uinfo)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_chown16 -SC_TRACE_EVENT(sys_chown16, - TP_PROTO(const char * filename, old_uid_t user, old_gid_t group), - TP_ARGS(filename, user, group), - TP_STRUCT__entry(__string_from_user(filename, filename) __field(old_uid_t, user) __field(old_gid_t, group)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(user, user) tp_assign(group, group)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_lchown -SC_TRACE_EVENT(sys_lchown, - TP_PROTO(const char * filename, uid_t user, gid_t group), - TP_ARGS(filename, user, group), - TP_STRUCT__entry(__string_from_user(filename, filename) __field(uid_t, user) __field(gid_t, group)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(user, user) tp_assign(group, group)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_getresuid -SC_TRACE_EVENT(sys_getresuid, - TP_PROTO(uid_t * ruid, uid_t * euid, uid_t * suid), - TP_ARGS(ruid, euid, suid), - TP_STRUCT__entry(__field_hex(uid_t *, ruid) __field_hex(uid_t *, euid) __field_hex(uid_t *, suid)), - TP_fast_assign(tp_assign(ruid, ruid) tp_assign(euid, euid) tp_assign(suid, suid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_getresgid -SC_TRACE_EVENT(sys_getresgid, - TP_PROTO(gid_t * rgid, gid_t * egid, gid_t * sgid), - TP_ARGS(rgid, egid, sgid), - TP_STRUCT__entry(__field_hex(gid_t *, rgid) __field_hex(gid_t *, egid) __field_hex(gid_t *, sgid)), - TP_fast_assign(tp_assign(rgid, rgid) tp_assign(egid, egid) tp_assign(sgid, sgid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_chown -SC_TRACE_EVENT(sys_chown, - TP_PROTO(const char * filename, uid_t user, gid_t group), - TP_ARGS(filename, user, group), - TP_STRUCT__entry(__string_from_user(filename, filename) __field(uid_t, user) __field(gid_t, group)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(user, user) tp_assign(group, group)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_mincore -SC_TRACE_EVENT(sys_mincore, - TP_PROTO(unsigned long start, size_t len, unsigned char * vec), - TP_ARGS(start, len, vec), - TP_STRUCT__entry(__field(unsigned long, start) __field(size_t, len) __field_hex(unsigned char *, vec)), - TP_fast_assign(tp_assign(start, start) tp_assign(len, len) tp_assign(vec, vec)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_getdents64 -SC_TRACE_EVENT(sys_getdents64, - TP_PROTO(unsigned int fd, struct linux_dirent64 * dirent, unsigned int count), - TP_ARGS(fd, dirent, count), - TP_STRUCT__entry(__field(unsigned int, fd) __field_hex(struct linux_dirent64 *, dirent) __field(unsigned int, count)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(dirent, dirent) tp_assign(count, count)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_listxattr -SC_TRACE_EVENT(sys_listxattr, - TP_PROTO(const char * pathname, char * list, size_t size), - TP_ARGS(pathname, list, size), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __field_hex(char *, list) __field(size_t, size)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_assign(list, list) tp_assign(size, size)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_llistxattr -SC_TRACE_EVENT(sys_llistxattr, - TP_PROTO(const char * pathname, char * list, size_t size), - TP_ARGS(pathname, list, size), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __field_hex(char *, list) __field(size_t, size)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_assign(list, list) tp_assign(size, size)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_flistxattr -SC_TRACE_EVENT(sys_flistxattr, - TP_PROTO(int fd, char * list, size_t size), - TP_ARGS(fd, list, size), - TP_STRUCT__entry(__field(int, fd) __field_hex(char *, list) __field(size_t, size)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(list, list) tp_assign(size, size)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_sched_setaffinity -SC_TRACE_EVENT(sys_sched_setaffinity, - TP_PROTO(pid_t pid, unsigned int len, unsigned long * user_mask_ptr), - TP_ARGS(pid, len, user_mask_ptr), - TP_STRUCT__entry(__field(pid_t, pid) __field(unsigned int, len) __field_hex(unsigned long *, user_mask_ptr)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(len, len) tp_assign(user_mask_ptr, user_mask_ptr)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_sched_getaffinity -SC_TRACE_EVENT(sys_sched_getaffinity, - TP_PROTO(pid_t pid, unsigned int len, unsigned long * user_mask_ptr), - TP_ARGS(pid, len, user_mask_ptr), - TP_STRUCT__entry(__field(pid_t, pid) __field(unsigned int, len) __field_hex(unsigned long *, user_mask_ptr)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(len, len) tp_assign(user_mask_ptr, user_mask_ptr)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_io_submit -SC_TRACE_EVENT(sys_io_submit, - TP_PROTO(aio_context_t ctx_id, long nr, struct iocb * * iocbpp), - TP_ARGS(ctx_id, nr, iocbpp), - TP_STRUCT__entry(__field(aio_context_t, ctx_id) __field(long, nr) __field_hex(struct iocb * *, iocbpp)), - TP_fast_assign(tp_assign(ctx_id, ctx_id) tp_assign(nr, nr) tp_assign(iocbpp, iocbpp)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_io_cancel -SC_TRACE_EVENT(sys_io_cancel, - TP_PROTO(aio_context_t ctx_id, struct iocb * iocb, struct io_event * result), - TP_ARGS(ctx_id, iocb, result), - TP_STRUCT__entry(__field(aio_context_t, ctx_id) __field_hex(struct iocb *, iocb) __field_hex(struct io_event *, result)), - TP_fast_assign(tp_assign(ctx_id, ctx_id) tp_assign(iocb, iocb) tp_assign(result, result)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_timer_create -SC_TRACE_EVENT(sys_timer_create, - TP_PROTO(const clockid_t which_clock, struct sigevent * timer_event_spec, timer_t * created_timer_id), - TP_ARGS(which_clock, timer_event_spec, created_timer_id), - TP_STRUCT__entry(__field(const clockid_t, which_clock) __field_hex(struct sigevent *, timer_event_spec) __field_hex(timer_t *, created_timer_id)), - TP_fast_assign(tp_assign(which_clock, which_clock) tp_assign(timer_event_spec, timer_event_spec) tp_assign(created_timer_id, created_timer_id)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_statfs64 -SC_TRACE_EVENT(sys_statfs64, - TP_PROTO(const char * pathname, size_t sz, struct statfs64 * buf), - TP_ARGS(pathname, sz, buf), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __field(size_t, sz) __field_hex(struct statfs64 *, buf)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_assign(sz, sz) tp_assign(buf, buf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_fstatfs64 -SC_TRACE_EVENT(sys_fstatfs64, - TP_PROTO(unsigned int fd, size_t sz, struct statfs64 * buf), - TP_ARGS(fd, sz, buf), - TP_STRUCT__entry(__field(unsigned int, fd) __field(size_t, sz) __field_hex(struct statfs64 *, buf)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(sz, sz) tp_assign(buf, buf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_mq_getsetattr -SC_TRACE_EVENT(sys_mq_getsetattr, - TP_PROTO(mqd_t mqdes, const struct mq_attr * u_mqstat, struct mq_attr * u_omqstat), - TP_ARGS(mqdes, u_mqstat, u_omqstat), - TP_STRUCT__entry(__field(mqd_t, mqdes) __field_hex(const struct mq_attr *, u_mqstat) __field_hex(struct mq_attr *, u_omqstat)), - TP_fast_assign(tp_assign(mqdes, mqdes) tp_assign(u_mqstat, u_mqstat) tp_assign(u_omqstat, u_omqstat)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_inotify_add_watch -SC_TRACE_EVENT(sys_inotify_add_watch, - TP_PROTO(int fd, const char * pathname, u32 mask), - TP_ARGS(fd, pathname, mask), - TP_STRUCT__entry(__field(int, fd) __string_from_user(pathname, pathname) __field(u32, mask)), - TP_fast_assign(tp_assign(fd, fd) tp_copy_string_from_user(pathname, pathname) tp_assign(mask, mask)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_mkdirat -SC_TRACE_EVENT(sys_mkdirat, - TP_PROTO(int dfd, const char * pathname, int mode), - TP_ARGS(dfd, pathname, mode), - TP_STRUCT__entry(__field(int, dfd) __string_from_user(pathname, pathname) __field(int, mode)), - TP_fast_assign(tp_assign(dfd, dfd) tp_copy_string_from_user(pathname, pathname) tp_assign(mode, mode)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_futimesat -SC_TRACE_EVENT(sys_futimesat, - TP_PROTO(int dfd, const char * filename, struct timeval * utimes), - TP_ARGS(dfd, filename, utimes), - TP_STRUCT__entry(__field(int, dfd) __string_from_user(filename, filename) __field_hex(struct timeval *, utimes)), - TP_fast_assign(tp_assign(dfd, dfd) tp_copy_string_from_user(filename, filename) tp_assign(utimes, utimes)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_unlinkat -SC_TRACE_EVENT(sys_unlinkat, - TP_PROTO(int dfd, const char * pathname, int flag), - TP_ARGS(dfd, pathname, flag), - TP_STRUCT__entry(__field(int, dfd) __string_from_user(pathname, pathname) __field(int, flag)), - TP_fast_assign(tp_assign(dfd, dfd) tp_copy_string_from_user(pathname, pathname) tp_assign(flag, flag)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_symlinkat -SC_TRACE_EVENT(sys_symlinkat, - TP_PROTO(const char * oldname, int newdfd, const char * newname), - TP_ARGS(oldname, newdfd, newname), - TP_STRUCT__entry(__string_from_user(oldname, oldname) __field(int, newdfd) __string_from_user(newname, newname)), - TP_fast_assign(tp_copy_string_from_user(oldname, oldname) tp_assign(newdfd, newdfd) tp_copy_string_from_user(newname, newname)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_fchmodat -SC_TRACE_EVENT(sys_fchmodat, - TP_PROTO(int dfd, const char * filename, mode_t mode), - TP_ARGS(dfd, filename, mode), - TP_STRUCT__entry(__field(int, dfd) __string_from_user(filename, filename) __field(mode_t, mode)), - TP_fast_assign(tp_assign(dfd, dfd) tp_copy_string_from_user(filename, filename) tp_assign(mode, mode)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_faccessat -SC_TRACE_EVENT(sys_faccessat, - TP_PROTO(int dfd, const char * filename, int mode), - TP_ARGS(dfd, filename, mode), - TP_STRUCT__entry(__field(int, dfd) __string_from_user(filename, filename) __field(int, mode)), - TP_fast_assign(tp_assign(dfd, dfd) tp_copy_string_from_user(filename, filename) tp_assign(mode, mode)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_get_robust_list -SC_TRACE_EVENT(sys_get_robust_list, - TP_PROTO(int pid, struct robust_list_head * * head_ptr, size_t * len_ptr), - TP_ARGS(pid, head_ptr, len_ptr), - TP_STRUCT__entry(__field(int, pid) __field_hex(struct robust_list_head * *, head_ptr) __field_hex(size_t *, len_ptr)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(head_ptr, head_ptr) tp_assign(len_ptr, len_ptr)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_getcpu -SC_TRACE_EVENT(sys_getcpu, - TP_PROTO(unsigned * cpup, unsigned * nodep, struct getcpu_cache * unused), - TP_ARGS(cpup, nodep, unused), - TP_STRUCT__entry(__field_hex(unsigned *, cpup) __field_hex(unsigned *, nodep) __field_hex(struct getcpu_cache *, unused)), - TP_fast_assign(tp_assign(cpup, cpup) tp_assign(nodep, nodep) tp_assign(unused, unused)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_signalfd -SC_TRACE_EVENT(sys_signalfd, - TP_PROTO(int ufd, sigset_t * user_mask, size_t sizemask), - TP_ARGS(ufd, user_mask, sizemask), - TP_STRUCT__entry(__field(int, ufd) __field_hex(sigset_t *, user_mask) __field(size_t, sizemask)), - TP_fast_assign(tp_assign(ufd, ufd) tp_assign(user_mask, user_mask) tp_assign(sizemask, sizemask)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_reboot -SC_TRACE_EVENT(sys_reboot, - TP_PROTO(int magic1, int magic2, unsigned int cmd, void * arg), - TP_ARGS(magic1, magic2, cmd, arg), - TP_STRUCT__entry(__field(int, magic1) __field(int, magic2) __field(unsigned int, cmd) __field_hex(void *, arg)), - TP_fast_assign(tp_assign(magic1, magic1) tp_assign(magic2, magic2) tp_assign(cmd, cmd) tp_assign(arg, arg)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_wait4 -SC_TRACE_EVENT(sys_wait4, - TP_PROTO(pid_t upid, int * stat_addr, int options, struct rusage * ru), - TP_ARGS(upid, stat_addr, options, ru), - TP_STRUCT__entry(__field(pid_t, upid) __field_hex(int *, stat_addr) __field(int, options) __field_hex(struct rusage *, ru)), - TP_fast_assign(tp_assign(upid, upid) tp_assign(stat_addr, stat_addr) tp_assign(options, options) tp_assign(ru, ru)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_quotactl -SC_TRACE_EVENT(sys_quotactl, - TP_PROTO(unsigned int cmd, const char * special, qid_t id, void * addr), - TP_ARGS(cmd, special, id, addr), - TP_STRUCT__entry(__field(unsigned int, cmd) __field_hex(const char *, special) __field(qid_t, id) __field_hex(void *, addr)), - TP_fast_assign(tp_assign(cmd, cmd) tp_assign(special, special) tp_assign(id, id) tp_assign(addr, addr)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_rt_sigaction -SC_TRACE_EVENT(sys_rt_sigaction, - TP_PROTO(int sig, const struct sigaction * act, struct sigaction * oact, size_t sigsetsize), - TP_ARGS(sig, act, oact, sigsetsize), - TP_STRUCT__entry(__field(int, sig) __field_hex(const struct sigaction *, act) __field_hex(struct sigaction *, oact) __field(size_t, sigsetsize)), - TP_fast_assign(tp_assign(sig, sig) tp_assign(act, act) tp_assign(oact, oact) tp_assign(sigsetsize, sigsetsize)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_rt_sigprocmask -SC_TRACE_EVENT(sys_rt_sigprocmask, - TP_PROTO(int how, sigset_t * nset, sigset_t * oset, size_t sigsetsize), - TP_ARGS(how, nset, oset, sigsetsize), - TP_STRUCT__entry(__field(int, how) __field_hex(sigset_t *, nset) __field_hex(sigset_t *, oset) __field(size_t, sigsetsize)), - TP_fast_assign(tp_assign(how, how) tp_assign(nset, nset) tp_assign(oset, oset) tp_assign(sigsetsize, sigsetsize)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_rt_sigtimedwait -SC_TRACE_EVENT(sys_rt_sigtimedwait, - TP_PROTO(const sigset_t * uthese, siginfo_t * uinfo, const struct timespec * uts, size_t sigsetsize), - TP_ARGS(uthese, uinfo, uts, sigsetsize), - TP_STRUCT__entry(__field_hex(const sigset_t *, uthese) __field_hex(siginfo_t *, uinfo) __field_hex(const struct timespec *, uts) __field(size_t, sigsetsize)), - TP_fast_assign(tp_assign(uthese, uthese) tp_assign(uinfo, uinfo) tp_assign(uts, uts) tp_assign(sigsetsize, sigsetsize)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_sendfile -SC_TRACE_EVENT(sys_sendfile, - TP_PROTO(int out_fd, int in_fd, off_t * offset, size_t count), - TP_ARGS(out_fd, in_fd, offset, count), - TP_STRUCT__entry(__field(int, out_fd) __field(int, in_fd) __field_hex(off_t *, offset) __field(size_t, count)), - TP_fast_assign(tp_assign(out_fd, out_fd) tp_assign(in_fd, in_fd) tp_assign(offset, offset) tp_assign(count, count)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_getxattr -SC_TRACE_EVENT(sys_getxattr, - TP_PROTO(const char * pathname, const char * name, void * value, size_t size), - TP_ARGS(pathname, name, value, size), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __string_from_user(name, name) __field_hex(void *, value) __field(size_t, size)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_copy_string_from_user(name, name) tp_assign(value, value) tp_assign(size, size)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_lgetxattr -SC_TRACE_EVENT(sys_lgetxattr, - TP_PROTO(const char * pathname, const char * name, void * value, size_t size), - TP_ARGS(pathname, name, value, size), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __string_from_user(name, name) __field_hex(void *, value) __field(size_t, size)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_copy_string_from_user(name, name) tp_assign(value, value) tp_assign(size, size)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_fgetxattr -SC_TRACE_EVENT(sys_fgetxattr, - TP_PROTO(int fd, const char * name, void * value, size_t size), - TP_ARGS(fd, name, value, size), - TP_STRUCT__entry(__field(int, fd) __string_from_user(name, name) __field_hex(void *, value) __field(size_t, size)), - TP_fast_assign(tp_assign(fd, fd) tp_copy_string_from_user(name, name) tp_assign(value, value) tp_assign(size, size)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_sendfile64 -SC_TRACE_EVENT(sys_sendfile64, - TP_PROTO(int out_fd, int in_fd, loff_t * offset, size_t count), - TP_ARGS(out_fd, in_fd, offset, count), - TP_STRUCT__entry(__field(int, out_fd) __field(int, in_fd) __field_hex(loff_t *, offset) __field(size_t, count)), - TP_fast_assign(tp_assign(out_fd, out_fd) tp_assign(in_fd, in_fd) tp_assign(offset, offset) tp_assign(count, count)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_epoll_ctl -SC_TRACE_EVENT(sys_epoll_ctl, - TP_PROTO(int epfd, int op, int fd, struct epoll_event * event), - TP_ARGS(epfd, op, fd, event), - TP_STRUCT__entry(__field(int, epfd) __field(int, op) __field(int, fd) __field_hex(struct epoll_event *, event)), - TP_fast_assign(tp_assign(epfd, epfd) tp_assign(op, op) tp_assign(fd, fd) tp_assign(event, event)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_epoll_wait -SC_TRACE_EVENT(sys_epoll_wait, - TP_PROTO(int epfd, struct epoll_event * events, int maxevents, int timeout), - TP_ARGS(epfd, events, maxevents, timeout), - TP_STRUCT__entry(__field(int, epfd) __field_hex(struct epoll_event *, events) __field(int, maxevents) __field(int, timeout)), - TP_fast_assign(tp_assign(epfd, epfd) tp_assign(events, events) tp_assign(maxevents, maxevents) tp_assign(timeout, timeout)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_timer_settime -SC_TRACE_EVENT(sys_timer_settime, - TP_PROTO(timer_t timer_id, int flags, const struct itimerspec * new_setting, struct itimerspec * old_setting), - TP_ARGS(timer_id, flags, new_setting, old_setting), - TP_STRUCT__entry(__field(timer_t, timer_id) __field(int, flags) __field_hex(const struct itimerspec *, new_setting) __field_hex(struct itimerspec *, old_setting)), - TP_fast_assign(tp_assign(timer_id, timer_id) tp_assign(flags, flags) tp_assign(new_setting, new_setting) tp_assign(old_setting, old_setting)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_clock_nanosleep -SC_TRACE_EVENT(sys_clock_nanosleep, - TP_PROTO(const clockid_t which_clock, int flags, const struct timespec * rqtp, struct timespec * rmtp), - TP_ARGS(which_clock, flags, rqtp, rmtp), - TP_STRUCT__entry(__field(const clockid_t, which_clock) __field(int, flags) __field_hex(const struct timespec *, rqtp) __field_hex(struct timespec *, rmtp)), - TP_fast_assign(tp_assign(which_clock, which_clock) tp_assign(flags, flags) tp_assign(rqtp, rqtp) tp_assign(rmtp, rmtp)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_mq_open -SC_TRACE_EVENT(sys_mq_open, - TP_PROTO(const char * u_name, int oflag, mode_t mode, struct mq_attr * u_attr), - TP_ARGS(u_name, oflag, mode, u_attr), - TP_STRUCT__entry(__string_from_user(u_name, u_name) __field(int, oflag) __field(mode_t, mode) __field_hex(struct mq_attr *, u_attr)), - TP_fast_assign(tp_copy_string_from_user(u_name, u_name) tp_assign(oflag, oflag) tp_assign(mode, mode) tp_assign(u_attr, u_attr)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_kexec_load -SC_TRACE_EVENT(sys_kexec_load, - TP_PROTO(unsigned long entry, unsigned long nr_segments, struct kexec_segment * segments, unsigned long flags), - TP_ARGS(entry, nr_segments, segments, flags), - TP_STRUCT__entry(__field(unsigned long, entry) __field(unsigned long, nr_segments) __field_hex(struct kexec_segment *, segments) __field(unsigned long, flags)), - TP_fast_assign(tp_assign(entry, entry) tp_assign(nr_segments, nr_segments) tp_assign(segments, segments) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_request_key -SC_TRACE_EVENT(sys_request_key, - TP_PROTO(const char * _type, const char * _description, const char * _callout_info, key_serial_t destringid), - TP_ARGS(_type, _description, _callout_info, destringid), - TP_STRUCT__entry(__string_from_user(_type, _type) __field_hex(const char *, _description) __field_hex(const char *, _callout_info) __field(key_serial_t, destringid)), - TP_fast_assign(tp_copy_string_from_user(_type, _type) tp_assign(_description, _description) tp_assign(_callout_info, _callout_info) tp_assign(destringid, destringid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_openat -SC_TRACE_EVENT(sys_openat, - TP_PROTO(int dfd, const char * filename, int flags, int mode), - TP_ARGS(dfd, filename, flags, mode), - TP_STRUCT__entry(__field(int, dfd) __string_from_user(filename, filename) __field(int, flags) __field(int, mode)), - TP_fast_assign(tp_assign(dfd, dfd) tp_copy_string_from_user(filename, filename) tp_assign(flags, flags) tp_assign(mode, mode)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_mknodat -SC_TRACE_EVENT(sys_mknodat, - TP_PROTO(int dfd, const char * filename, int mode, unsigned dev), - TP_ARGS(dfd, filename, mode, dev), - TP_STRUCT__entry(__field(int, dfd) __string_from_user(filename, filename) __field(int, mode) __field(unsigned, dev)), - TP_fast_assign(tp_assign(dfd, dfd) tp_copy_string_from_user(filename, filename) tp_assign(mode, mode) tp_assign(dev, dev)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_fstatat64 -SC_TRACE_EVENT(sys_fstatat64, - TP_PROTO(int dfd, const char * filename, struct stat64 * statbuf, int flag), - TP_ARGS(dfd, filename, statbuf, flag), - TP_STRUCT__entry(__field(int, dfd) __string_from_user(filename, filename) __field_hex(struct stat64 *, statbuf) __field(int, flag)), - TP_fast_assign(tp_assign(dfd, dfd) tp_copy_string_from_user(filename, filename) tp_assign(statbuf, statbuf) tp_assign(flag, flag)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_renameat -SC_TRACE_EVENT(sys_renameat, - TP_PROTO(int olddfd, const char * oldname, int newdfd, const char * newname), - TP_ARGS(olddfd, oldname, newdfd, newname), - TP_STRUCT__entry(__field(int, olddfd) __string_from_user(oldname, oldname) __field(int, newdfd) __string_from_user(newname, newname)), - TP_fast_assign(tp_assign(olddfd, olddfd) tp_copy_string_from_user(oldname, oldname) tp_assign(newdfd, newdfd) tp_copy_string_from_user(newname, newname)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_readlinkat -SC_TRACE_EVENT(sys_readlinkat, - TP_PROTO(int dfd, const char * pathname, char * buf, int bufsiz), - TP_ARGS(dfd, pathname, buf, bufsiz), - TP_STRUCT__entry(__field(int, dfd) __string_from_user(pathname, pathname) __field_hex(char *, buf) __field(int, bufsiz)), - TP_fast_assign(tp_assign(dfd, dfd) tp_copy_string_from_user(pathname, pathname) tp_assign(buf, buf) tp_assign(bufsiz, bufsiz)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_vmsplice -SC_TRACE_EVENT(sys_vmsplice, - TP_PROTO(int fd, const struct iovec * iov, unsigned long nr_segs, unsigned int flags), - TP_ARGS(fd, iov, nr_segs, flags), - TP_STRUCT__entry(__field(int, fd) __field_hex(const struct iovec *, iov) __field(unsigned long, nr_segs) __field(unsigned int, flags)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(iov, iov) tp_assign(nr_segs, nr_segs) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_utimensat -SC_TRACE_EVENT(sys_utimensat, - TP_PROTO(int dfd, const char * filename, struct timespec * utimes, int flags), - TP_ARGS(dfd, filename, utimes, flags), - TP_STRUCT__entry(__field(int, dfd) __string_from_user(filename, filename) __field_hex(struct timespec *, utimes) __field(int, flags)), - TP_fast_assign(tp_assign(dfd, dfd) tp_copy_string_from_user(filename, filename) tp_assign(utimes, utimes) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_timerfd_settime -SC_TRACE_EVENT(sys_timerfd_settime, - TP_PROTO(int ufd, int flags, const struct itimerspec * utmr, struct itimerspec * otmr), - TP_ARGS(ufd, flags, utmr, otmr), - TP_STRUCT__entry(__field(int, ufd) __field(int, flags) __field_hex(const struct itimerspec *, utmr) __field_hex(struct itimerspec *, otmr)), - TP_fast_assign(tp_assign(ufd, ufd) tp_assign(flags, flags) tp_assign(utmr, utmr) tp_assign(otmr, otmr)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_signalfd4 -SC_TRACE_EVENT(sys_signalfd4, - TP_PROTO(int ufd, sigset_t * user_mask, size_t sizemask, int flags), - TP_ARGS(ufd, user_mask, sizemask, flags), - TP_STRUCT__entry(__field(int, ufd) __field_hex(sigset_t *, user_mask) __field(size_t, sizemask) __field(int, flags)), - TP_fast_assign(tp_assign(ufd, ufd) tp_assign(user_mask, user_mask) tp_assign(sizemask, sizemask) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_rt_tgsigqueueinfo -SC_TRACE_EVENT(sys_rt_tgsigqueueinfo, - TP_PROTO(pid_t tgid, pid_t pid, int sig, siginfo_t * uinfo), - TP_ARGS(tgid, pid, sig, uinfo), - TP_STRUCT__entry(__field(pid_t, tgid) __field(pid_t, pid) __field(int, sig) __field_hex(siginfo_t *, uinfo)), - TP_fast_assign(tp_assign(tgid, tgid) tp_assign(pid, pid) tp_assign(sig, sig) tp_assign(uinfo, uinfo)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_prlimit64 -SC_TRACE_EVENT(sys_prlimit64, - TP_PROTO(pid_t pid, unsigned int resource, const struct rlimit64 * new_rlim, struct rlimit64 * old_rlim), - TP_ARGS(pid, resource, new_rlim, old_rlim), - TP_STRUCT__entry(__field(pid_t, pid) __field(unsigned int, resource) __field_hex(const struct rlimit64 *, new_rlim) __field_hex(struct rlimit64 *, old_rlim)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(resource, resource) tp_assign(new_rlim, new_rlim) tp_assign(old_rlim, old_rlim)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_sendmmsg -SC_TRACE_EVENT(sys_sendmmsg, - TP_PROTO(int fd, struct mmsghdr * mmsg, unsigned int vlen, unsigned int flags), - TP_ARGS(fd, mmsg, vlen, flags), - TP_STRUCT__entry(__field(int, fd) __field_hex(struct mmsghdr *, mmsg) __field(unsigned int, vlen) __field(unsigned int, flags)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(mmsg, mmsg) tp_assign(vlen, vlen) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_mount -SC_TRACE_EVENT(sys_mount, - TP_PROTO(char * dev_name, char * dir_name, char * type, unsigned long flags, void * data), - TP_ARGS(dev_name, dir_name, type, flags, data), - TP_STRUCT__entry(__string_from_user(dev_name, dev_name) __string_from_user(dir_name, dir_name) __string_from_user(type, type) __field(unsigned long, flags) __field_hex(void *, data)), - TP_fast_assign(tp_copy_string_from_user(dev_name, dev_name) tp_copy_string_from_user(dir_name, dir_name) tp_copy_string_from_user(type, type) tp_assign(flags, flags) tp_assign(data, data)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_llseek -SC_TRACE_EVENT(sys_llseek, - TP_PROTO(unsigned int fd, unsigned long offset_high, unsigned long offset_low, loff_t * result, unsigned int origin), - TP_ARGS(fd, offset_high, offset_low, result, origin), - TP_STRUCT__entry(__field(unsigned int, fd) __field(unsigned long, offset_high) __field(unsigned long, offset_low) __field_hex(loff_t *, result) __field(unsigned int, origin)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(offset_high, offset_high) tp_assign(offset_low, offset_low) tp_assign(result, result) tp_assign(origin, origin)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_select -SC_TRACE_EVENT(sys_select, - TP_PROTO(int n, fd_set * inp, fd_set * outp, fd_set * exp, struct timeval * tvp), - TP_ARGS(n, inp, outp, exp, tvp), - TP_STRUCT__entry(__field(int, n) __field_hex(fd_set *, inp) __field_hex(fd_set *, outp) __field_hex(fd_set *, exp) __field_hex(struct timeval *, tvp)), - TP_fast_assign(tp_assign(n, n) tp_assign(inp, inp) tp_assign(outp, outp) tp_assign(exp, exp) tp_assign(tvp, tvp)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_setxattr -SC_TRACE_EVENT(sys_setxattr, - TP_PROTO(const char * pathname, const char * name, const void * value, size_t size, int flags), - TP_ARGS(pathname, name, value, size, flags), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __string_from_user(name, name) __field_hex(const void *, value) __field(size_t, size) __field(int, flags)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_copy_string_from_user(name, name) tp_assign(value, value) tp_assign(size, size) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_lsetxattr -SC_TRACE_EVENT(sys_lsetxattr, - TP_PROTO(const char * pathname, const char * name, const void * value, size_t size, int flags), - TP_ARGS(pathname, name, value, size, flags), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __string_from_user(name, name) __field_hex(const void *, value) __field(size_t, size) __field(int, flags)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_copy_string_from_user(name, name) tp_assign(value, value) tp_assign(size, size) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_fsetxattr -SC_TRACE_EVENT(sys_fsetxattr, - TP_PROTO(int fd, const char * name, const void * value, size_t size, int flags), - TP_ARGS(fd, name, value, size, flags), - TP_STRUCT__entry(__field(int, fd) __string_from_user(name, name) __field_hex(const void *, value) __field(size_t, size) __field(int, flags)), - TP_fast_assign(tp_assign(fd, fd) tp_copy_string_from_user(name, name) tp_assign(value, value) tp_assign(size, size) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_io_getevents -SC_TRACE_EVENT(sys_io_getevents, - TP_PROTO(aio_context_t ctx_id, long min_nr, long nr, struct io_event * events, struct timespec * timeout), - TP_ARGS(ctx_id, min_nr, nr, events, timeout), - TP_STRUCT__entry(__field(aio_context_t, ctx_id) __field(long, min_nr) __field(long, nr) __field_hex(struct io_event *, events) __field_hex(struct timespec *, timeout)), - TP_fast_assign(tp_assign(ctx_id, ctx_id) tp_assign(min_nr, min_nr) tp_assign(nr, nr) tp_assign(events, events) tp_assign(timeout, timeout)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_mq_timedsend -SC_TRACE_EVENT(sys_mq_timedsend, - TP_PROTO(mqd_t mqdes, const char * u_msg_ptr, size_t msg_len, unsigned int msg_prio, const struct timespec * u_abs_timeout), - TP_ARGS(mqdes, u_msg_ptr, msg_len, msg_prio, u_abs_timeout), - TP_STRUCT__entry(__field(mqd_t, mqdes) __field_hex(const char *, u_msg_ptr) __field(size_t, msg_len) __field(unsigned int, msg_prio) __field_hex(const struct timespec *, u_abs_timeout)), - TP_fast_assign(tp_assign(mqdes, mqdes) tp_assign(u_msg_ptr, u_msg_ptr) tp_assign(msg_len, msg_len) tp_assign(msg_prio, msg_prio) tp_assign(u_abs_timeout, u_abs_timeout)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_mq_timedreceive -SC_TRACE_EVENT(sys_mq_timedreceive, - TP_PROTO(mqd_t mqdes, char * u_msg_ptr, size_t msg_len, unsigned int * u_msg_prio, const struct timespec * u_abs_timeout), - TP_ARGS(mqdes, u_msg_ptr, msg_len, u_msg_prio, u_abs_timeout), - TP_STRUCT__entry(__field(mqd_t, mqdes) __field_hex(char *, u_msg_ptr) __field(size_t, msg_len) __field_hex(unsigned int *, u_msg_prio) __field_hex(const struct timespec *, u_abs_timeout)), - TP_fast_assign(tp_assign(mqdes, mqdes) tp_assign(u_msg_ptr, u_msg_ptr) tp_assign(msg_len, msg_len) tp_assign(u_msg_prio, u_msg_prio) tp_assign(u_abs_timeout, u_abs_timeout)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_waitid -SC_TRACE_EVENT(sys_waitid, - TP_PROTO(int which, pid_t upid, struct siginfo * infop, int options, struct rusage * ru), - TP_ARGS(which, upid, infop, options, ru), - TP_STRUCT__entry(__field(int, which) __field(pid_t, upid) __field_hex(struct siginfo *, infop) __field(int, options) __field_hex(struct rusage *, ru)), - TP_fast_assign(tp_assign(which, which) tp_assign(upid, upid) tp_assign(infop, infop) tp_assign(options, options) tp_assign(ru, ru)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_add_key -SC_TRACE_EVENT(sys_add_key, - TP_PROTO(const char * _type, const char * _description, const void * _payload, size_t plen, key_serial_t ringid), - TP_ARGS(_type, _description, _payload, plen, ringid), - TP_STRUCT__entry(__string_from_user(_type, _type) __field_hex(const char *, _description) __field_hex(const void *, _payload) __field(size_t, plen) __field(key_serial_t, ringid)), - TP_fast_assign(tp_copy_string_from_user(_type, _type) tp_assign(_description, _description) tp_assign(_payload, _payload) tp_assign(plen, plen) tp_assign(ringid, ringid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_fchownat -SC_TRACE_EVENT(sys_fchownat, - TP_PROTO(int dfd, const char * filename, uid_t user, gid_t group, int flag), - TP_ARGS(dfd, filename, user, group, flag), - TP_STRUCT__entry(__field(int, dfd) __string_from_user(filename, filename) __field(uid_t, user) __field(gid_t, group) __field(int, flag)), - TP_fast_assign(tp_assign(dfd, dfd) tp_copy_string_from_user(filename, filename) tp_assign(user, user) tp_assign(group, group) tp_assign(flag, flag)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_linkat -SC_TRACE_EVENT(sys_linkat, - TP_PROTO(int olddfd, const char * oldname, int newdfd, const char * newname, int flags), - TP_ARGS(olddfd, oldname, newdfd, newname, flags), - TP_STRUCT__entry(__field(int, olddfd) __string_from_user(oldname, oldname) __field(int, newdfd) __string_from_user(newname, newname) __field(int, flags)), - TP_fast_assign(tp_assign(olddfd, olddfd) tp_copy_string_from_user(oldname, oldname) tp_assign(newdfd, newdfd) tp_copy_string_from_user(newname, newname) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_ppoll -SC_TRACE_EVENT(sys_ppoll, - TP_PROTO(struct pollfd * ufds, unsigned int nfds, struct timespec * tsp, const sigset_t * sigmask, size_t sigsetsize), - TP_ARGS(ufds, nfds, tsp, sigmask, sigsetsize), - TP_STRUCT__entry(__field_hex(struct pollfd *, ufds) __field(unsigned int, nfds) __field_hex(struct timespec *, tsp) __field_hex(const sigset_t *, sigmask) __field(size_t, sigsetsize)), - TP_fast_assign(tp_assign(ufds, ufds) tp_assign(nfds, nfds) tp_assign(tsp, tsp) tp_assign(sigmask, sigmask) tp_assign(sigsetsize, sigsetsize)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_preadv -SC_TRACE_EVENT(sys_preadv, - TP_PROTO(unsigned long fd, const struct iovec * vec, unsigned long vlen, unsigned long pos_l, unsigned long pos_h), - TP_ARGS(fd, vec, vlen, pos_l, pos_h), - TP_STRUCT__entry(__field(unsigned long, fd) __field_hex(const struct iovec *, vec) __field(unsigned long, vlen) __field(unsigned long, pos_l) __field(unsigned long, pos_h)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(vec, vec) tp_assign(vlen, vlen) tp_assign(pos_l, pos_l) tp_assign(pos_h, pos_h)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_pwritev -SC_TRACE_EVENT(sys_pwritev, - TP_PROTO(unsigned long fd, const struct iovec * vec, unsigned long vlen, unsigned long pos_l, unsigned long pos_h), - TP_ARGS(fd, vec, vlen, pos_l, pos_h), - TP_STRUCT__entry(__field(unsigned long, fd) __field_hex(const struct iovec *, vec) __field(unsigned long, vlen) __field(unsigned long, pos_l) __field(unsigned long, pos_h)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(vec, vec) tp_assign(vlen, vlen) tp_assign(pos_l, pos_l) tp_assign(pos_h, pos_h)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_perf_event_open -SC_TRACE_EVENT(sys_perf_event_open, - TP_PROTO(struct perf_event_attr * attr_uptr, pid_t pid, int cpu, int group_fd, unsigned long flags), - TP_ARGS(attr_uptr, pid, cpu, group_fd, flags), - TP_STRUCT__entry(__field_hex(struct perf_event_attr *, attr_uptr) __field(pid_t, pid) __field(int, cpu) __field(int, group_fd) __field(unsigned long, flags)), - TP_fast_assign(tp_assign(attr_uptr, attr_uptr) tp_assign(pid, pid) tp_assign(cpu, cpu) tp_assign(group_fd, group_fd) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_recvmmsg -SC_TRACE_EVENT(sys_recvmmsg, - TP_PROTO(int fd, struct mmsghdr * mmsg, unsigned int vlen, unsigned int flags, struct timespec * timeout), - TP_ARGS(fd, mmsg, vlen, flags, timeout), - TP_STRUCT__entry(__field(int, fd) __field_hex(struct mmsghdr *, mmsg) __field(unsigned int, vlen) __field(unsigned int, flags) __field_hex(struct timespec *, timeout)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(mmsg, mmsg) tp_assign(vlen, vlen) tp_assign(flags, flags) tp_assign(timeout, timeout)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_ipc -SC_TRACE_EVENT(sys_ipc, - TP_PROTO(unsigned int call, int first, unsigned long second, unsigned long third, void * ptr, long fifth), - TP_ARGS(call, first, second, third, ptr, fifth), - TP_STRUCT__entry(__field(unsigned int, call) __field(int, first) __field(unsigned long, second) __field(unsigned long, third) __field_hex(void *, ptr) __field(long, fifth)), - TP_fast_assign(tp_assign(call, call) tp_assign(first, first) tp_assign(second, second) tp_assign(third, third) tp_assign(ptr, ptr) tp_assign(fifth, fifth)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_futex -SC_TRACE_EVENT(sys_futex, - TP_PROTO(u32 * uaddr, int op, u32 val, struct timespec * utime, u32 * uaddr2, u32 val3), - TP_ARGS(uaddr, op, val, utime, uaddr2, val3), - TP_STRUCT__entry(__field_hex(u32 *, uaddr) __field(int, op) __field(u32, val) __field_hex(struct timespec *, utime) __field_hex(u32 *, uaddr2) __field(u32, val3)), - TP_fast_assign(tp_assign(uaddr, uaddr) tp_assign(op, op) tp_assign(val, val) tp_assign(utime, utime) tp_assign(uaddr2, uaddr2) tp_assign(val3, val3)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_pselect6 -SC_TRACE_EVENT(sys_pselect6, - TP_PROTO(int n, fd_set * inp, fd_set * outp, fd_set * exp, struct timespec * tsp, void * sig), - TP_ARGS(n, inp, outp, exp, tsp, sig), - TP_STRUCT__entry(__field(int, n) __field_hex(fd_set *, inp) __field_hex(fd_set *, outp) __field_hex(fd_set *, exp) __field_hex(struct timespec *, tsp) __field_hex(void *, sig)), - TP_fast_assign(tp_assign(n, n) tp_assign(inp, inp) tp_assign(outp, outp) tp_assign(exp, exp) tp_assign(tsp, tsp) tp_assign(sig, sig)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_splice -SC_TRACE_EVENT(sys_splice, - TP_PROTO(int fd_in, loff_t * off_in, int fd_out, loff_t * off_out, size_t len, unsigned int flags), - TP_ARGS(fd_in, off_in, fd_out, off_out, len, flags), - TP_STRUCT__entry(__field(int, fd_in) __field_hex(loff_t *, off_in) __field(int, fd_out) __field_hex(loff_t *, off_out) __field(size_t, len) __field(unsigned int, flags)), - TP_fast_assign(tp_assign(fd_in, fd_in) tp_assign(off_in, off_in) tp_assign(fd_out, fd_out) tp_assign(off_out, off_out) tp_assign(len, len) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_32_sys_epoll_pwait -SC_TRACE_EVENT(sys_epoll_pwait, - TP_PROTO(int epfd, struct epoll_event * events, int maxevents, int timeout, const sigset_t * sigmask, size_t sigsetsize), - TP_ARGS(epfd, events, maxevents, timeout, sigmask, sigsetsize), - TP_STRUCT__entry(__field(int, epfd) __field_hex(struct epoll_event *, events) __field(int, maxevents) __field(int, timeout) __field_hex(const sigset_t *, sigmask) __field(size_t, sigsetsize)), - TP_fast_assign(tp_assign(epfd, epfd) tp_assign(events, events) tp_assign(maxevents, maxevents) tp_assign(timeout, timeout) tp_assign(sigmask, sigmask) tp_assign(sigsetsize, sigsetsize)), - TP_printk() -) -#endif - -#endif /* _TRACE_SYSCALLS_POINTERS_H */ - -/* This part must be outside protection */ -#include "../../../probes/define_trace.h" - -#else /* CREATE_SYSCALL_TABLE */ - -#include "x86-32-syscalls-3.1.0-rc6_pointers_override.h" -#include "syscalls_pointers_override.h" - -#ifndef OVERRIDE_TABLE_32_sys_read -TRACE_SYSCALL_TABLE(sys_read, sys_read, 3, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_write -TRACE_SYSCALL_TABLE(sys_write, sys_write, 4, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_open -TRACE_SYSCALL_TABLE(sys_open, sys_open, 5, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_waitpid -TRACE_SYSCALL_TABLE(sys_waitpid, sys_waitpid, 7, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_creat -TRACE_SYSCALL_TABLE(sys_creat, sys_creat, 8, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_link -TRACE_SYSCALL_TABLE(sys_link, sys_link, 9, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_unlink -TRACE_SYSCALL_TABLE(sys_unlink, sys_unlink, 10, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_chdir -TRACE_SYSCALL_TABLE(sys_chdir, sys_chdir, 12, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_time -TRACE_SYSCALL_TABLE(sys_time, sys_time, 13, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_mknod -TRACE_SYSCALL_TABLE(sys_mknod, sys_mknod, 14, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_chmod -TRACE_SYSCALL_TABLE(sys_chmod, sys_chmod, 15, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_lchown16 -TRACE_SYSCALL_TABLE(sys_lchown16, sys_lchown16, 16, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_stat -TRACE_SYSCALL_TABLE(sys_stat, sys_stat, 18, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_mount -TRACE_SYSCALL_TABLE(sys_mount, sys_mount, 21, 5) -#endif -#ifndef OVERRIDE_TABLE_32_sys_oldumount -TRACE_SYSCALL_TABLE(sys_oldumount, sys_oldumount, 22, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_stime -TRACE_SYSCALL_TABLE(sys_stime, sys_stime, 25, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_fstat -TRACE_SYSCALL_TABLE(sys_fstat, sys_fstat, 28, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_utime -TRACE_SYSCALL_TABLE(sys_utime, sys_utime, 30, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_access -TRACE_SYSCALL_TABLE(sys_access, sys_access, 33, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_rename -TRACE_SYSCALL_TABLE(sys_rename, sys_rename, 38, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_mkdir -TRACE_SYSCALL_TABLE(sys_mkdir, sys_mkdir, 39, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_rmdir -TRACE_SYSCALL_TABLE(sys_rmdir, sys_rmdir, 40, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_pipe -TRACE_SYSCALL_TABLE(sys_pipe, sys_pipe, 42, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_times -TRACE_SYSCALL_TABLE(sys_times, sys_times, 43, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_acct -TRACE_SYSCALL_TABLE(sys_acct, sys_acct, 51, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_umount -TRACE_SYSCALL_TABLE(sys_umount, sys_umount, 52, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_olduname -TRACE_SYSCALL_TABLE(sys_olduname, sys_olduname, 59, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_chroot -TRACE_SYSCALL_TABLE(sys_chroot, sys_chroot, 61, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_ustat -TRACE_SYSCALL_TABLE(sys_ustat, sys_ustat, 62, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_sigpending -TRACE_SYSCALL_TABLE(sys_sigpending, sys_sigpending, 73, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_sethostname -TRACE_SYSCALL_TABLE(sys_sethostname, sys_sethostname, 74, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setrlimit -TRACE_SYSCALL_TABLE(sys_setrlimit, sys_setrlimit, 75, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_old_getrlimit -TRACE_SYSCALL_TABLE(sys_old_getrlimit, sys_old_getrlimit, 76, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getrusage -TRACE_SYSCALL_TABLE(sys_getrusage, sys_getrusage, 77, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_gettimeofday -TRACE_SYSCALL_TABLE(sys_gettimeofday, sys_gettimeofday, 78, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_settimeofday -TRACE_SYSCALL_TABLE(sys_settimeofday, sys_settimeofday, 79, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getgroups16 -TRACE_SYSCALL_TABLE(sys_getgroups16, sys_getgroups16, 80, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setgroups16 -TRACE_SYSCALL_TABLE(sys_setgroups16, sys_setgroups16, 81, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_old_select -TRACE_SYSCALL_TABLE(sys_old_select, sys_old_select, 82, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_symlink -TRACE_SYSCALL_TABLE(sys_symlink, sys_symlink, 83, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_lstat -TRACE_SYSCALL_TABLE(sys_lstat, sys_lstat, 84, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_readlink -TRACE_SYSCALL_TABLE(sys_readlink, sys_readlink, 85, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_uselib -TRACE_SYSCALL_TABLE(sys_uselib, sys_uselib, 86, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_swapon -TRACE_SYSCALL_TABLE(sys_swapon, sys_swapon, 87, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_reboot -TRACE_SYSCALL_TABLE(sys_reboot, sys_reboot, 88, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_old_readdir -TRACE_SYSCALL_TABLE(sys_old_readdir, sys_old_readdir, 89, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_old_mmap -TRACE_SYSCALL_TABLE(sys_old_mmap, sys_old_mmap, 90, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_truncate -TRACE_SYSCALL_TABLE(sys_truncate, sys_truncate, 92, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_statfs -TRACE_SYSCALL_TABLE(sys_statfs, sys_statfs, 99, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_fstatfs -TRACE_SYSCALL_TABLE(sys_fstatfs, sys_fstatfs, 100, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_socketcall -TRACE_SYSCALL_TABLE(sys_socketcall, sys_socketcall, 102, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_syslog -TRACE_SYSCALL_TABLE(sys_syslog, sys_syslog, 103, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setitimer -TRACE_SYSCALL_TABLE(sys_setitimer, sys_setitimer, 104, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getitimer -TRACE_SYSCALL_TABLE(sys_getitimer, sys_getitimer, 105, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_newstat -TRACE_SYSCALL_TABLE(sys_newstat, sys_newstat, 106, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_newlstat -TRACE_SYSCALL_TABLE(sys_newlstat, sys_newlstat, 107, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_newfstat -TRACE_SYSCALL_TABLE(sys_newfstat, sys_newfstat, 108, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_uname -TRACE_SYSCALL_TABLE(sys_uname, sys_uname, 109, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_wait4 -TRACE_SYSCALL_TABLE(sys_wait4, sys_wait4, 114, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_swapoff -TRACE_SYSCALL_TABLE(sys_swapoff, sys_swapoff, 115, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_sysinfo -TRACE_SYSCALL_TABLE(sys_sysinfo, sys_sysinfo, 116, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_ipc -TRACE_SYSCALL_TABLE(sys_ipc, sys_ipc, 117, 6) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setdomainname -TRACE_SYSCALL_TABLE(sys_setdomainname, sys_setdomainname, 121, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_newuname -TRACE_SYSCALL_TABLE(sys_newuname, sys_newuname, 122, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_adjtimex -TRACE_SYSCALL_TABLE(sys_adjtimex, sys_adjtimex, 124, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_sigprocmask -TRACE_SYSCALL_TABLE(sys_sigprocmask, sys_sigprocmask, 126, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_init_module -TRACE_SYSCALL_TABLE(sys_init_module, sys_init_module, 128, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_delete_module -TRACE_SYSCALL_TABLE(sys_delete_module, sys_delete_module, 129, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_quotactl -TRACE_SYSCALL_TABLE(sys_quotactl, sys_quotactl, 131, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_llseek -TRACE_SYSCALL_TABLE(sys_llseek, sys_llseek, 140, 5) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getdents -TRACE_SYSCALL_TABLE(sys_getdents, sys_getdents, 141, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_select -TRACE_SYSCALL_TABLE(sys_select, sys_select, 142, 5) -#endif -#ifndef OVERRIDE_TABLE_32_sys_readv -TRACE_SYSCALL_TABLE(sys_readv, sys_readv, 145, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_writev -TRACE_SYSCALL_TABLE(sys_writev, sys_writev, 146, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_sysctl -TRACE_SYSCALL_TABLE(sys_sysctl, sys_sysctl, 149, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_sched_setparam -TRACE_SYSCALL_TABLE(sys_sched_setparam, sys_sched_setparam, 154, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_sched_getparam -TRACE_SYSCALL_TABLE(sys_sched_getparam, sys_sched_getparam, 155, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_sched_setscheduler -TRACE_SYSCALL_TABLE(sys_sched_setscheduler, sys_sched_setscheduler, 156, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_sched_rr_get_interval -TRACE_SYSCALL_TABLE(sys_sched_rr_get_interval, sys_sched_rr_get_interval, 161, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_nanosleep -TRACE_SYSCALL_TABLE(sys_nanosleep, sys_nanosleep, 162, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getresuid16 -TRACE_SYSCALL_TABLE(sys_getresuid16, sys_getresuid16, 165, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_poll -TRACE_SYSCALL_TABLE(sys_poll, sys_poll, 168, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getresgid16 -TRACE_SYSCALL_TABLE(sys_getresgid16, sys_getresgid16, 171, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_rt_sigaction -TRACE_SYSCALL_TABLE(sys_rt_sigaction, sys_rt_sigaction, 174, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_rt_sigprocmask -TRACE_SYSCALL_TABLE(sys_rt_sigprocmask, sys_rt_sigprocmask, 175, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_rt_sigpending -TRACE_SYSCALL_TABLE(sys_rt_sigpending, sys_rt_sigpending, 176, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_rt_sigtimedwait -TRACE_SYSCALL_TABLE(sys_rt_sigtimedwait, sys_rt_sigtimedwait, 177, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_rt_sigqueueinfo -TRACE_SYSCALL_TABLE(sys_rt_sigqueueinfo, sys_rt_sigqueueinfo, 178, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_rt_sigsuspend -TRACE_SYSCALL_TABLE(sys_rt_sigsuspend, sys_rt_sigsuspend, 179, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_chown16 -TRACE_SYSCALL_TABLE(sys_chown16, sys_chown16, 182, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getcwd -TRACE_SYSCALL_TABLE(sys_getcwd, sys_getcwd, 183, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_sendfile -TRACE_SYSCALL_TABLE(sys_sendfile, sys_sendfile, 187, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getrlimit -TRACE_SYSCALL_TABLE(sys_getrlimit, sys_getrlimit, 191, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_stat64 -TRACE_SYSCALL_TABLE(sys_stat64, sys_stat64, 195, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_lstat64 -TRACE_SYSCALL_TABLE(sys_lstat64, sys_lstat64, 196, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_fstat64 -TRACE_SYSCALL_TABLE(sys_fstat64, sys_fstat64, 197, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_lchown -TRACE_SYSCALL_TABLE(sys_lchown, sys_lchown, 198, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getgroups -TRACE_SYSCALL_TABLE(sys_getgroups, sys_getgroups, 205, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setgroups -TRACE_SYSCALL_TABLE(sys_setgroups, sys_setgroups, 206, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getresuid -TRACE_SYSCALL_TABLE(sys_getresuid, sys_getresuid, 209, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getresgid -TRACE_SYSCALL_TABLE(sys_getresgid, sys_getresgid, 211, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_chown -TRACE_SYSCALL_TABLE(sys_chown, sys_chown, 212, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_pivot_root -TRACE_SYSCALL_TABLE(sys_pivot_root, sys_pivot_root, 217, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_mincore -TRACE_SYSCALL_TABLE(sys_mincore, sys_mincore, 218, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getdents64 -TRACE_SYSCALL_TABLE(sys_getdents64, sys_getdents64, 220, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_setxattr -TRACE_SYSCALL_TABLE(sys_setxattr, sys_setxattr, 226, 5) -#endif -#ifndef OVERRIDE_TABLE_32_sys_lsetxattr -TRACE_SYSCALL_TABLE(sys_lsetxattr, sys_lsetxattr, 227, 5) -#endif -#ifndef OVERRIDE_TABLE_32_sys_fsetxattr -TRACE_SYSCALL_TABLE(sys_fsetxattr, sys_fsetxattr, 228, 5) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getxattr -TRACE_SYSCALL_TABLE(sys_getxattr, sys_getxattr, 229, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_lgetxattr -TRACE_SYSCALL_TABLE(sys_lgetxattr, sys_lgetxattr, 230, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_fgetxattr -TRACE_SYSCALL_TABLE(sys_fgetxattr, sys_fgetxattr, 231, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_listxattr -TRACE_SYSCALL_TABLE(sys_listxattr, sys_listxattr, 232, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_llistxattr -TRACE_SYSCALL_TABLE(sys_llistxattr, sys_llistxattr, 233, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_flistxattr -TRACE_SYSCALL_TABLE(sys_flistxattr, sys_flistxattr, 234, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_removexattr -TRACE_SYSCALL_TABLE(sys_removexattr, sys_removexattr, 235, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_lremovexattr -TRACE_SYSCALL_TABLE(sys_lremovexattr, sys_lremovexattr, 236, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_fremovexattr -TRACE_SYSCALL_TABLE(sys_fremovexattr, sys_fremovexattr, 237, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_sendfile64 -TRACE_SYSCALL_TABLE(sys_sendfile64, sys_sendfile64, 239, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_futex -TRACE_SYSCALL_TABLE(sys_futex, sys_futex, 240, 6) -#endif -#ifndef OVERRIDE_TABLE_32_sys_sched_setaffinity -TRACE_SYSCALL_TABLE(sys_sched_setaffinity, sys_sched_setaffinity, 241, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_sched_getaffinity -TRACE_SYSCALL_TABLE(sys_sched_getaffinity, sys_sched_getaffinity, 242, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_io_setup -TRACE_SYSCALL_TABLE(sys_io_setup, sys_io_setup, 245, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_io_getevents -TRACE_SYSCALL_TABLE(sys_io_getevents, sys_io_getevents, 247, 5) -#endif -#ifndef OVERRIDE_TABLE_32_sys_io_submit -TRACE_SYSCALL_TABLE(sys_io_submit, sys_io_submit, 248, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_io_cancel -TRACE_SYSCALL_TABLE(sys_io_cancel, sys_io_cancel, 249, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_epoll_ctl -TRACE_SYSCALL_TABLE(sys_epoll_ctl, sys_epoll_ctl, 255, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_epoll_wait -TRACE_SYSCALL_TABLE(sys_epoll_wait, sys_epoll_wait, 256, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_set_tid_address -TRACE_SYSCALL_TABLE(sys_set_tid_address, sys_set_tid_address, 258, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_timer_create -TRACE_SYSCALL_TABLE(sys_timer_create, sys_timer_create, 259, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_timer_settime -TRACE_SYSCALL_TABLE(sys_timer_settime, sys_timer_settime, 260, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_timer_gettime -TRACE_SYSCALL_TABLE(sys_timer_gettime, sys_timer_gettime, 261, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_clock_settime -TRACE_SYSCALL_TABLE(sys_clock_settime, sys_clock_settime, 264, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_clock_gettime -TRACE_SYSCALL_TABLE(sys_clock_gettime, sys_clock_gettime, 265, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_clock_getres -TRACE_SYSCALL_TABLE(sys_clock_getres, sys_clock_getres, 266, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_clock_nanosleep -TRACE_SYSCALL_TABLE(sys_clock_nanosleep, sys_clock_nanosleep, 267, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_statfs64 -TRACE_SYSCALL_TABLE(sys_statfs64, sys_statfs64, 268, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_fstatfs64 -TRACE_SYSCALL_TABLE(sys_fstatfs64, sys_fstatfs64, 269, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_utimes -TRACE_SYSCALL_TABLE(sys_utimes, sys_utimes, 271, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_mq_open -TRACE_SYSCALL_TABLE(sys_mq_open, sys_mq_open, 277, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_mq_unlink -TRACE_SYSCALL_TABLE(sys_mq_unlink, sys_mq_unlink, 278, 1) -#endif -#ifndef OVERRIDE_TABLE_32_sys_mq_timedsend -TRACE_SYSCALL_TABLE(sys_mq_timedsend, sys_mq_timedsend, 279, 5) -#endif -#ifndef OVERRIDE_TABLE_32_sys_mq_timedreceive -TRACE_SYSCALL_TABLE(sys_mq_timedreceive, sys_mq_timedreceive, 280, 5) -#endif -#ifndef OVERRIDE_TABLE_32_sys_mq_notify -TRACE_SYSCALL_TABLE(sys_mq_notify, sys_mq_notify, 281, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_mq_getsetattr -TRACE_SYSCALL_TABLE(sys_mq_getsetattr, sys_mq_getsetattr, 282, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_kexec_load -TRACE_SYSCALL_TABLE(sys_kexec_load, sys_kexec_load, 283, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_waitid -TRACE_SYSCALL_TABLE(sys_waitid, sys_waitid, 284, 5) -#endif -#ifndef OVERRIDE_TABLE_32_sys_add_key -TRACE_SYSCALL_TABLE(sys_add_key, sys_add_key, 286, 5) -#endif -#ifndef OVERRIDE_TABLE_32_sys_request_key -TRACE_SYSCALL_TABLE(sys_request_key, sys_request_key, 287, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_inotify_add_watch -TRACE_SYSCALL_TABLE(sys_inotify_add_watch, sys_inotify_add_watch, 292, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_openat -TRACE_SYSCALL_TABLE(sys_openat, sys_openat, 295, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_mkdirat -TRACE_SYSCALL_TABLE(sys_mkdirat, sys_mkdirat, 296, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_mknodat -TRACE_SYSCALL_TABLE(sys_mknodat, sys_mknodat, 297, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_fchownat -TRACE_SYSCALL_TABLE(sys_fchownat, sys_fchownat, 298, 5) -#endif -#ifndef OVERRIDE_TABLE_32_sys_futimesat -TRACE_SYSCALL_TABLE(sys_futimesat, sys_futimesat, 299, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_fstatat64 -TRACE_SYSCALL_TABLE(sys_fstatat64, sys_fstatat64, 300, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_unlinkat -TRACE_SYSCALL_TABLE(sys_unlinkat, sys_unlinkat, 301, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_renameat -TRACE_SYSCALL_TABLE(sys_renameat, sys_renameat, 302, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_linkat -TRACE_SYSCALL_TABLE(sys_linkat, sys_linkat, 303, 5) -#endif -#ifndef OVERRIDE_TABLE_32_sys_symlinkat -TRACE_SYSCALL_TABLE(sys_symlinkat, sys_symlinkat, 304, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_readlinkat -TRACE_SYSCALL_TABLE(sys_readlinkat, sys_readlinkat, 305, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_fchmodat -TRACE_SYSCALL_TABLE(sys_fchmodat, sys_fchmodat, 306, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_faccessat -TRACE_SYSCALL_TABLE(sys_faccessat, sys_faccessat, 307, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_pselect6 -TRACE_SYSCALL_TABLE(sys_pselect6, sys_pselect6, 308, 6) -#endif -#ifndef OVERRIDE_TABLE_32_sys_ppoll -TRACE_SYSCALL_TABLE(sys_ppoll, sys_ppoll, 309, 5) -#endif -#ifndef OVERRIDE_TABLE_32_sys_set_robust_list -TRACE_SYSCALL_TABLE(sys_set_robust_list, sys_set_robust_list, 311, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_get_robust_list -TRACE_SYSCALL_TABLE(sys_get_robust_list, sys_get_robust_list, 312, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_splice -TRACE_SYSCALL_TABLE(sys_splice, sys_splice, 313, 6) -#endif -#ifndef OVERRIDE_TABLE_32_sys_vmsplice -TRACE_SYSCALL_TABLE(sys_vmsplice, sys_vmsplice, 316, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_getcpu -TRACE_SYSCALL_TABLE(sys_getcpu, sys_getcpu, 318, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_epoll_pwait -TRACE_SYSCALL_TABLE(sys_epoll_pwait, sys_epoll_pwait, 319, 6) -#endif -#ifndef OVERRIDE_TABLE_32_sys_utimensat -TRACE_SYSCALL_TABLE(sys_utimensat, sys_utimensat, 320, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_signalfd -TRACE_SYSCALL_TABLE(sys_signalfd, sys_signalfd, 321, 3) -#endif -#ifndef OVERRIDE_TABLE_32_sys_timerfd_settime -TRACE_SYSCALL_TABLE(sys_timerfd_settime, sys_timerfd_settime, 325, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_timerfd_gettime -TRACE_SYSCALL_TABLE(sys_timerfd_gettime, sys_timerfd_gettime, 326, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_signalfd4 -TRACE_SYSCALL_TABLE(sys_signalfd4, sys_signalfd4, 327, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_pipe2 -TRACE_SYSCALL_TABLE(sys_pipe2, sys_pipe2, 331, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_preadv -TRACE_SYSCALL_TABLE(sys_preadv, sys_preadv, 333, 5) -#endif -#ifndef OVERRIDE_TABLE_32_sys_pwritev -TRACE_SYSCALL_TABLE(sys_pwritev, sys_pwritev, 334, 5) -#endif -#ifndef OVERRIDE_TABLE_32_sys_rt_tgsigqueueinfo -TRACE_SYSCALL_TABLE(sys_rt_tgsigqueueinfo, sys_rt_tgsigqueueinfo, 335, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_perf_event_open -TRACE_SYSCALL_TABLE(sys_perf_event_open, sys_perf_event_open, 336, 5) -#endif -#ifndef OVERRIDE_TABLE_32_sys_recvmmsg -TRACE_SYSCALL_TABLE(sys_recvmmsg, sys_recvmmsg, 337, 5) -#endif -#ifndef OVERRIDE_TABLE_32_sys_prlimit64 -TRACE_SYSCALL_TABLE(sys_prlimit64, sys_prlimit64, 340, 4) -#endif -#ifndef OVERRIDE_TABLE_32_sys_clock_adjtime -TRACE_SYSCALL_TABLE(sys_clock_adjtime, sys_clock_adjtime, 343, 2) -#endif -#ifndef OVERRIDE_TABLE_32_sys_sendmmsg -TRACE_SYSCALL_TABLE(sys_sendmmsg, sys_sendmmsg, 345, 4) -#endif - -#endif /* CREATE_SYSCALL_TABLE */ diff --git a/drivers/staging/lttng/instrumentation/syscalls/headers/x86-32-syscalls-3.1.0-rc6_pointers_override.h b/drivers/staging/lttng/instrumentation/syscalls/headers/x86-32-syscalls-3.1.0-rc6_pointers_override.h deleted file mode 100644 index d35657c..0000000 --- a/drivers/staging/lttng/instrumentation/syscalls/headers/x86-32-syscalls-3.1.0-rc6_pointers_override.h +++ /dev/null @@ -1,17 +0,0 @@ -#ifndef CONFIG_UID16 - -#define OVERRIDE_32_sys_getgroups16 -#define OVERRIDE_32_sys_setgroups16 -#define OVERRIDE_32_sys_lchown16 -#define OVERRIDE_32_sys_getresuid16 -#define OVERRIDE_32_sys_getresgid16 -#define OVERRIDE_32_sys_chown16 - -#define OVERRIDE_TABLE_32_sys_getgroups16 -#define OVERRIDE_TABLE_32_sys_setgroups16 -#define OVERRIDE_TABLE_32_sys_lchown16 -#define OVERRIDE_TABLE_32_sys_getresuid16 -#define OVERRIDE_TABLE_32_sys_getresgid16 -#define OVERRIDE_TABLE_32_sys_chown16 - -#endif diff --git a/drivers/staging/lttng/instrumentation/syscalls/headers/x86-64-syscalls-3.0.4_integers.h b/drivers/staging/lttng/instrumentation/syscalls/headers/x86-64-syscalls-3.0.4_integers.h deleted file mode 100644 index 6d0dbb9..0000000 --- a/drivers/staging/lttng/instrumentation/syscalls/headers/x86-64-syscalls-3.0.4_integers.h +++ /dev/null @@ -1,1013 +0,0 @@ -/* THIS FILE IS AUTO-GENERATED. DO NOT EDIT */ -#ifndef CREATE_SYSCALL_TABLE - -#if !defined(_TRACE_SYSCALLS_INTEGERS_H) || defined(TRACE_HEADER_MULTI_READ) -#define _TRACE_SYSCALLS_INTEGERS_H - -#include -#include -#include "x86-64-syscalls-3.0.4_integers_override.h" -#include "syscalls_integers_override.h" - -SC_DECLARE_EVENT_CLASS_NOARGS(syscalls_noargs, - TP_STRUCT__entry(), - TP_fast_assign(), - TP_printk() -) -#ifndef OVERRIDE_64_sys_sched_yield -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_sched_yield) -#endif -#ifndef OVERRIDE_64_sys_pause -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_pause) -#endif -#ifndef OVERRIDE_64_sys_getpid -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_getpid) -#endif -#ifndef OVERRIDE_64_sys_getuid -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_getuid) -#endif -#ifndef OVERRIDE_64_sys_getgid -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_getgid) -#endif -#ifndef OVERRIDE_64_sys_geteuid -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_geteuid) -#endif -#ifndef OVERRIDE_64_sys_getegid -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_getegid) -#endif -#ifndef OVERRIDE_64_sys_getppid -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_getppid) -#endif -#ifndef OVERRIDE_64_sys_getpgrp -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_getpgrp) -#endif -#ifndef OVERRIDE_64_sys_setsid -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_setsid) -#endif -#ifndef OVERRIDE_64_sys_munlockall -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_munlockall) -#endif -#ifndef OVERRIDE_64_sys_vhangup -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_vhangup) -#endif -#ifndef OVERRIDE_64_sys_sync -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_sync) -#endif -#ifndef OVERRIDE_64_sys_gettid -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_gettid) -#endif -#ifndef OVERRIDE_64_sys_restart_syscall -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_restart_syscall) -#endif -#ifndef OVERRIDE_64_sys_inotify_init -SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_inotify_init) -#endif -#ifndef OVERRIDE_64_sys_close -SC_TRACE_EVENT(sys_close, - TP_PROTO(unsigned int fd), - TP_ARGS(fd), - TP_STRUCT__entry(__field(unsigned int, fd)), - TP_fast_assign(tp_assign(fd, fd)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_brk -SC_TRACE_EVENT(sys_brk, - TP_PROTO(unsigned long brk), - TP_ARGS(brk), - TP_STRUCT__entry(__field(unsigned long, brk)), - TP_fast_assign(tp_assign(brk, brk)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_dup -SC_TRACE_EVENT(sys_dup, - TP_PROTO(unsigned int fildes), - TP_ARGS(fildes), - TP_STRUCT__entry(__field(unsigned int, fildes)), - TP_fast_assign(tp_assign(fildes, fildes)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_alarm -SC_TRACE_EVENT(sys_alarm, - TP_PROTO(unsigned int seconds), - TP_ARGS(seconds), - TP_STRUCT__entry(__field(unsigned int, seconds)), - TP_fast_assign(tp_assign(seconds, seconds)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_exit -SC_TRACE_EVENT(sys_exit, - TP_PROTO(int error_code), - TP_ARGS(error_code), - TP_STRUCT__entry(__field(int, error_code)), - TP_fast_assign(tp_assign(error_code, error_code)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_fsync -SC_TRACE_EVENT(sys_fsync, - TP_PROTO(unsigned int fd), - TP_ARGS(fd), - TP_STRUCT__entry(__field(unsigned int, fd)), - TP_fast_assign(tp_assign(fd, fd)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_fdatasync -SC_TRACE_EVENT(sys_fdatasync, - TP_PROTO(unsigned int fd), - TP_ARGS(fd), - TP_STRUCT__entry(__field(unsigned int, fd)), - TP_fast_assign(tp_assign(fd, fd)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_fchdir -SC_TRACE_EVENT(sys_fchdir, - TP_PROTO(unsigned int fd), - TP_ARGS(fd), - TP_STRUCT__entry(__field(unsigned int, fd)), - TP_fast_assign(tp_assign(fd, fd)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_umask -SC_TRACE_EVENT(sys_umask, - TP_PROTO(int mask), - TP_ARGS(mask), - TP_STRUCT__entry(__field(int, mask)), - TP_fast_assign(tp_assign(mask, mask)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_setuid -SC_TRACE_EVENT(sys_setuid, - TP_PROTO(uid_t uid), - TP_ARGS(uid), - TP_STRUCT__entry(__field(uid_t, uid)), - TP_fast_assign(tp_assign(uid, uid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_setgid -SC_TRACE_EVENT(sys_setgid, - TP_PROTO(gid_t gid), - TP_ARGS(gid), - TP_STRUCT__entry(__field(gid_t, gid)), - TP_fast_assign(tp_assign(gid, gid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_getpgid -SC_TRACE_EVENT(sys_getpgid, - TP_PROTO(pid_t pid), - TP_ARGS(pid), - TP_STRUCT__entry(__field(pid_t, pid)), - TP_fast_assign(tp_assign(pid, pid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_setfsuid -SC_TRACE_EVENT(sys_setfsuid, - TP_PROTO(uid_t uid), - TP_ARGS(uid), - TP_STRUCT__entry(__field(uid_t, uid)), - TP_fast_assign(tp_assign(uid, uid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_setfsgid -SC_TRACE_EVENT(sys_setfsgid, - TP_PROTO(gid_t gid), - TP_ARGS(gid), - TP_STRUCT__entry(__field(gid_t, gid)), - TP_fast_assign(tp_assign(gid, gid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_getsid -SC_TRACE_EVENT(sys_getsid, - TP_PROTO(pid_t pid), - TP_ARGS(pid), - TP_STRUCT__entry(__field(pid_t, pid)), - TP_fast_assign(tp_assign(pid, pid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_personality -SC_TRACE_EVENT(sys_personality, - TP_PROTO(unsigned int personality), - TP_ARGS(personality), - TP_STRUCT__entry(__field(unsigned int, personality)), - TP_fast_assign(tp_assign(personality, personality)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_sched_getscheduler -SC_TRACE_EVENT(sys_sched_getscheduler, - TP_PROTO(pid_t pid), - TP_ARGS(pid), - TP_STRUCT__entry(__field(pid_t, pid)), - TP_fast_assign(tp_assign(pid, pid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_sched_get_priority_max -SC_TRACE_EVENT(sys_sched_get_priority_max, - TP_PROTO(int policy), - TP_ARGS(policy), - TP_STRUCT__entry(__field(int, policy)), - TP_fast_assign(tp_assign(policy, policy)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_sched_get_priority_min -SC_TRACE_EVENT(sys_sched_get_priority_min, - TP_PROTO(int policy), - TP_ARGS(policy), - TP_STRUCT__entry(__field(int, policy)), - TP_fast_assign(tp_assign(policy, policy)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_mlockall -SC_TRACE_EVENT(sys_mlockall, - TP_PROTO(int flags), - TP_ARGS(flags), - TP_STRUCT__entry(__field(int, flags)), - TP_fast_assign(tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_io_destroy -SC_TRACE_EVENT(sys_io_destroy, - TP_PROTO(aio_context_t ctx), - TP_ARGS(ctx), - TP_STRUCT__entry(__field(aio_context_t, ctx)), - TP_fast_assign(tp_assign(ctx, ctx)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_epoll_create -SC_TRACE_EVENT(sys_epoll_create, - TP_PROTO(int size), - TP_ARGS(size), - TP_STRUCT__entry(__field(int, size)), - TP_fast_assign(tp_assign(size, size)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_timer_getoverrun -SC_TRACE_EVENT(sys_timer_getoverrun, - TP_PROTO(timer_t timer_id), - TP_ARGS(timer_id), - TP_STRUCT__entry(__field(timer_t, timer_id)), - TP_fast_assign(tp_assign(timer_id, timer_id)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_timer_delete -SC_TRACE_EVENT(sys_timer_delete, - TP_PROTO(timer_t timer_id), - TP_ARGS(timer_id), - TP_STRUCT__entry(__field(timer_t, timer_id)), - TP_fast_assign(tp_assign(timer_id, timer_id)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_exit_group -SC_TRACE_EVENT(sys_exit_group, - TP_PROTO(int error_code), - TP_ARGS(error_code), - TP_STRUCT__entry(__field(int, error_code)), - TP_fast_assign(tp_assign(error_code, error_code)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_unshare -SC_TRACE_EVENT(sys_unshare, - TP_PROTO(unsigned long unshare_flags), - TP_ARGS(unshare_flags), - TP_STRUCT__entry(__field(unsigned long, unshare_flags)), - TP_fast_assign(tp_assign(unshare_flags, unshare_flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_eventfd -SC_TRACE_EVENT(sys_eventfd, - TP_PROTO(unsigned int count), - TP_ARGS(count), - TP_STRUCT__entry(__field(unsigned int, count)), - TP_fast_assign(tp_assign(count, count)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_epoll_create1 -SC_TRACE_EVENT(sys_epoll_create1, - TP_PROTO(int flags), - TP_ARGS(flags), - TP_STRUCT__entry(__field(int, flags)), - TP_fast_assign(tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_inotify_init1 -SC_TRACE_EVENT(sys_inotify_init1, - TP_PROTO(int flags), - TP_ARGS(flags), - TP_STRUCT__entry(__field(int, flags)), - TP_fast_assign(tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_syncfs -SC_TRACE_EVENT(sys_syncfs, - TP_PROTO(int fd), - TP_ARGS(fd), - TP_STRUCT__entry(__field(int, fd)), - TP_fast_assign(tp_assign(fd, fd)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_munmap -SC_TRACE_EVENT(sys_munmap, - TP_PROTO(unsigned long addr, size_t len), - TP_ARGS(addr, len), - TP_STRUCT__entry(__field_hex(unsigned long, addr) __field(size_t, len)), - TP_fast_assign(tp_assign(addr, addr) tp_assign(len, len)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_dup2 -SC_TRACE_EVENT(sys_dup2, - TP_PROTO(unsigned int oldfd, unsigned int newfd), - TP_ARGS(oldfd, newfd), - TP_STRUCT__entry(__field(unsigned int, oldfd) __field(unsigned int, newfd)), - TP_fast_assign(tp_assign(oldfd, oldfd) tp_assign(newfd, newfd)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_shutdown -SC_TRACE_EVENT(sys_shutdown, - TP_PROTO(int fd, int how), - TP_ARGS(fd, how), - TP_STRUCT__entry(__field(int, fd) __field(int, how)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(how, how)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_listen -SC_TRACE_EVENT(sys_listen, - TP_PROTO(int fd, int backlog), - TP_ARGS(fd, backlog), - TP_STRUCT__entry(__field(int, fd) __field(int, backlog)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(backlog, backlog)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_kill -SC_TRACE_EVENT(sys_kill, - TP_PROTO(pid_t pid, int sig), - TP_ARGS(pid, sig), - TP_STRUCT__entry(__field(pid_t, pid) __field(int, sig)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(sig, sig)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_msgget -SC_TRACE_EVENT(sys_msgget, - TP_PROTO(key_t key, int msgflg), - TP_ARGS(key, msgflg), - TP_STRUCT__entry(__field(key_t, key) __field(int, msgflg)), - TP_fast_assign(tp_assign(key, key) tp_assign(msgflg, msgflg)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_flock -SC_TRACE_EVENT(sys_flock, - TP_PROTO(unsigned int fd, unsigned int cmd), - TP_ARGS(fd, cmd), - TP_STRUCT__entry(__field(unsigned int, fd) __field(unsigned int, cmd)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(cmd, cmd)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_ftruncate -SC_TRACE_EVENT(sys_ftruncate, - TP_PROTO(unsigned int fd, unsigned long length), - TP_ARGS(fd, length), - TP_STRUCT__entry(__field(unsigned int, fd) __field(unsigned long, length)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(length, length)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_fchmod -SC_TRACE_EVENT(sys_fchmod, - TP_PROTO(unsigned int fd, mode_t mode), - TP_ARGS(fd, mode), - TP_STRUCT__entry(__field(unsigned int, fd) __field(mode_t, mode)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(mode, mode)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_setpgid -SC_TRACE_EVENT(sys_setpgid, - TP_PROTO(pid_t pid, pid_t pgid), - TP_ARGS(pid, pgid), - TP_STRUCT__entry(__field(pid_t, pid) __field(pid_t, pgid)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(pgid, pgid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_setreuid -SC_TRACE_EVENT(sys_setreuid, - TP_PROTO(uid_t ruid, uid_t euid), - TP_ARGS(ruid, euid), - TP_STRUCT__entry(__field(uid_t, ruid) __field(uid_t, euid)), - TP_fast_assign(tp_assign(ruid, ruid) tp_assign(euid, euid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_setregid -SC_TRACE_EVENT(sys_setregid, - TP_PROTO(gid_t rgid, gid_t egid), - TP_ARGS(rgid, egid), - TP_STRUCT__entry(__field(gid_t, rgid) __field(gid_t, egid)), - TP_fast_assign(tp_assign(rgid, rgid) tp_assign(egid, egid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_getpriority -SC_TRACE_EVENT(sys_getpriority, - TP_PROTO(int which, int who), - TP_ARGS(which, who), - TP_STRUCT__entry(__field(int, which) __field(int, who)), - TP_fast_assign(tp_assign(which, which) tp_assign(who, who)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_mlock -SC_TRACE_EVENT(sys_mlock, - TP_PROTO(unsigned long start, size_t len), - TP_ARGS(start, len), - TP_STRUCT__entry(__field(unsigned long, start) __field(size_t, len)), - TP_fast_assign(tp_assign(start, start) tp_assign(len, len)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_munlock -SC_TRACE_EVENT(sys_munlock, - TP_PROTO(unsigned long start, size_t len), - TP_ARGS(start, len), - TP_STRUCT__entry(__field(unsigned long, start) __field(size_t, len)), - TP_fast_assign(tp_assign(start, start) tp_assign(len, len)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_tkill -SC_TRACE_EVENT(sys_tkill, - TP_PROTO(pid_t pid, int sig), - TP_ARGS(pid, sig), - TP_STRUCT__entry(__field(pid_t, pid) __field(int, sig)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(sig, sig)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_ioprio_get -SC_TRACE_EVENT(sys_ioprio_get, - TP_PROTO(int which, int who), - TP_ARGS(which, who), - TP_STRUCT__entry(__field(int, which) __field(int, who)), - TP_fast_assign(tp_assign(which, which) tp_assign(who, who)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_inotify_rm_watch -SC_TRACE_EVENT(sys_inotify_rm_watch, - TP_PROTO(int fd, __s32 wd), - TP_ARGS(fd, wd), - TP_STRUCT__entry(__field(int, fd) __field(__s32, wd)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(wd, wd)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_timerfd_create -SC_TRACE_EVENT(sys_timerfd_create, - TP_PROTO(int clockid, int flags), - TP_ARGS(clockid, flags), - TP_STRUCT__entry(__field(int, clockid) __field(int, flags)), - TP_fast_assign(tp_assign(clockid, clockid) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_eventfd2 -SC_TRACE_EVENT(sys_eventfd2, - TP_PROTO(unsigned int count, int flags), - TP_ARGS(count, flags), - TP_STRUCT__entry(__field(unsigned int, count) __field(int, flags)), - TP_fast_assign(tp_assign(count, count) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_setns -SC_TRACE_EVENT(sys_setns, - TP_PROTO(int fd, int nstype), - TP_ARGS(fd, nstype), - TP_STRUCT__entry(__field(int, fd) __field(int, nstype)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(nstype, nstype)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_lseek -SC_TRACE_EVENT(sys_lseek, - TP_PROTO(unsigned int fd, off_t offset, unsigned int origin), - TP_ARGS(fd, offset, origin), - TP_STRUCT__entry(__field(unsigned int, fd) __field(off_t, offset) __field(unsigned int, origin)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(offset, offset) tp_assign(origin, origin)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_mprotect -SC_TRACE_EVENT(sys_mprotect, - TP_PROTO(unsigned long start, size_t len, unsigned long prot), - TP_ARGS(start, len, prot), - TP_STRUCT__entry(__field(unsigned long, start) __field(size_t, len) __field(unsigned long, prot)), - TP_fast_assign(tp_assign(start, start) tp_assign(len, len) tp_assign(prot, prot)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_ioctl -SC_TRACE_EVENT(sys_ioctl, - TP_PROTO(unsigned int fd, unsigned int cmd, unsigned long arg), - TP_ARGS(fd, cmd, arg), - TP_STRUCT__entry(__field(unsigned int, fd) __field(unsigned int, cmd) __field(unsigned long, arg)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(cmd, cmd) tp_assign(arg, arg)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_msync -SC_TRACE_EVENT(sys_msync, - TP_PROTO(unsigned long start, size_t len, int flags), - TP_ARGS(start, len, flags), - TP_STRUCT__entry(__field(unsigned long, start) __field(size_t, len) __field(int, flags)), - TP_fast_assign(tp_assign(start, start) tp_assign(len, len) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_madvise -SC_TRACE_EVENT(sys_madvise, - TP_PROTO(unsigned long start, size_t len_in, int behavior), - TP_ARGS(start, len_in, behavior), - TP_STRUCT__entry(__field(unsigned long, start) __field(size_t, len_in) __field(int, behavior)), - TP_fast_assign(tp_assign(start, start) tp_assign(len_in, len_in) tp_assign(behavior, behavior)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_shmget -SC_TRACE_EVENT(sys_shmget, - TP_PROTO(key_t key, size_t size, int shmflg), - TP_ARGS(key, size, shmflg), - TP_STRUCT__entry(__field(key_t, key) __field(size_t, size) __field(int, shmflg)), - TP_fast_assign(tp_assign(key, key) tp_assign(size, size) tp_assign(shmflg, shmflg)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_socket -SC_TRACE_EVENT(sys_socket, - TP_PROTO(int family, int type, int protocol), - TP_ARGS(family, type, protocol), - TP_STRUCT__entry(__field(int, family) __field(int, type) __field(int, protocol)), - TP_fast_assign(tp_assign(family, family) tp_assign(type, type) tp_assign(protocol, protocol)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_semget -SC_TRACE_EVENT(sys_semget, - TP_PROTO(key_t key, int nsems, int semflg), - TP_ARGS(key, nsems, semflg), - TP_STRUCT__entry(__field(key_t, key) __field(int, nsems) __field(int, semflg)), - TP_fast_assign(tp_assign(key, key) tp_assign(nsems, nsems) tp_assign(semflg, semflg)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_fcntl -SC_TRACE_EVENT(sys_fcntl, - TP_PROTO(unsigned int fd, unsigned int cmd, unsigned long arg), - TP_ARGS(fd, cmd, arg), - TP_STRUCT__entry(__field(unsigned int, fd) __field(unsigned int, cmd) __field(unsigned long, arg)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(cmd, cmd) tp_assign(arg, arg)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_fchown -SC_TRACE_EVENT(sys_fchown, - TP_PROTO(unsigned int fd, uid_t user, gid_t group), - TP_ARGS(fd, user, group), - TP_STRUCT__entry(__field(unsigned int, fd) __field(uid_t, user) __field(gid_t, group)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(user, user) tp_assign(group, group)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_setresuid -SC_TRACE_EVENT(sys_setresuid, - TP_PROTO(uid_t ruid, uid_t euid, uid_t suid), - TP_ARGS(ruid, euid, suid), - TP_STRUCT__entry(__field(uid_t, ruid) __field(uid_t, euid) __field(uid_t, suid)), - TP_fast_assign(tp_assign(ruid, ruid) tp_assign(euid, euid) tp_assign(suid, suid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_setresgid -SC_TRACE_EVENT(sys_setresgid, - TP_PROTO(gid_t rgid, gid_t egid, gid_t sgid), - TP_ARGS(rgid, egid, sgid), - TP_STRUCT__entry(__field(gid_t, rgid) __field(gid_t, egid) __field(gid_t, sgid)), - TP_fast_assign(tp_assign(rgid, rgid) tp_assign(egid, egid) tp_assign(sgid, sgid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_sysfs -SC_TRACE_EVENT(sys_sysfs, - TP_PROTO(int option, unsigned long arg1, unsigned long arg2), - TP_ARGS(option, arg1, arg2), - TP_STRUCT__entry(__field(int, option) __field(unsigned long, arg1) __field(unsigned long, arg2)), - TP_fast_assign(tp_assign(option, option) tp_assign(arg1, arg1) tp_assign(arg2, arg2)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_setpriority -SC_TRACE_EVENT(sys_setpriority, - TP_PROTO(int which, int who, int niceval), - TP_ARGS(which, who, niceval), - TP_STRUCT__entry(__field(int, which) __field(int, who) __field(int, niceval)), - TP_fast_assign(tp_assign(which, which) tp_assign(who, who) tp_assign(niceval, niceval)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_tgkill -SC_TRACE_EVENT(sys_tgkill, - TP_PROTO(pid_t tgid, pid_t pid, int sig), - TP_ARGS(tgid, pid, sig), - TP_STRUCT__entry(__field(pid_t, tgid) __field(pid_t, pid) __field(int, sig)), - TP_fast_assign(tp_assign(tgid, tgid) tp_assign(pid, pid) tp_assign(sig, sig)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_ioprio_set -SC_TRACE_EVENT(sys_ioprio_set, - TP_PROTO(int which, int who, int ioprio), - TP_ARGS(which, who, ioprio), - TP_STRUCT__entry(__field(int, which) __field(int, who) __field(int, ioprio)), - TP_fast_assign(tp_assign(which, which) tp_assign(who, who) tp_assign(ioprio, ioprio)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_dup3 -SC_TRACE_EVENT(sys_dup3, - TP_PROTO(unsigned int oldfd, unsigned int newfd, int flags), - TP_ARGS(oldfd, newfd, flags), - TP_STRUCT__entry(__field(unsigned int, oldfd) __field(unsigned int, newfd) __field(int, flags)), - TP_fast_assign(tp_assign(oldfd, oldfd) tp_assign(newfd, newfd) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_ptrace -SC_TRACE_EVENT(sys_ptrace, - TP_PROTO(long request, long pid, unsigned long addr, unsigned long data), - TP_ARGS(request, pid, addr, data), - TP_STRUCT__entry(__field(long, request) __field(long, pid) __field_hex(unsigned long, addr) __field(unsigned long, data)), - TP_fast_assign(tp_assign(request, request) tp_assign(pid, pid) tp_assign(addr, addr) tp_assign(data, data)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_tee -SC_TRACE_EVENT(sys_tee, - TP_PROTO(int fdin, int fdout, size_t len, unsigned int flags), - TP_ARGS(fdin, fdout, len, flags), - TP_STRUCT__entry(__field(int, fdin) __field(int, fdout) __field(size_t, len) __field(unsigned int, flags)), - TP_fast_assign(tp_assign(fdin, fdin) tp_assign(fdout, fdout) tp_assign(len, len) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_mremap -SC_TRACE_EVENT(sys_mremap, - TP_PROTO(unsigned long addr, unsigned long old_len, unsigned long new_len, unsigned long flags, unsigned long new_addr), - TP_ARGS(addr, old_len, new_len, flags, new_addr), - TP_STRUCT__entry(__field_hex(unsigned long, addr) __field(unsigned long, old_len) __field(unsigned long, new_len) __field(unsigned long, flags) __field_hex(unsigned long, new_addr)), - TP_fast_assign(tp_assign(addr, addr) tp_assign(old_len, old_len) tp_assign(new_len, new_len) tp_assign(flags, flags) tp_assign(new_addr, new_addr)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_prctl -SC_TRACE_EVENT(sys_prctl, - TP_PROTO(int option, unsigned long arg2, unsigned long arg3, unsigned long arg4, unsigned long arg5), - TP_ARGS(option, arg2, arg3, arg4, arg5), - TP_STRUCT__entry(__field(int, option) __field(unsigned long, arg2) __field(unsigned long, arg3) __field(unsigned long, arg4) __field(unsigned long, arg5)), - TP_fast_assign(tp_assign(option, option) tp_assign(arg2, arg2) tp_assign(arg3, arg3) tp_assign(arg4, arg4) tp_assign(arg5, arg5)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_remap_file_pages -SC_TRACE_EVENT(sys_remap_file_pages, - TP_PROTO(unsigned long start, unsigned long size, unsigned long prot, unsigned long pgoff, unsigned long flags), - TP_ARGS(start, size, prot, pgoff, flags), - TP_STRUCT__entry(__field(unsigned long, start) __field(unsigned long, size) __field(unsigned long, prot) __field(unsigned long, pgoff) __field(unsigned long, flags)), - TP_fast_assign(tp_assign(start, start) tp_assign(size, size) tp_assign(prot, prot) tp_assign(pgoff, pgoff) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_mmap -SC_TRACE_EVENT(sys_mmap, - TP_PROTO(unsigned long addr, unsigned long len, unsigned long prot, unsigned long flags, unsigned long fd, unsigned long off), - TP_ARGS(addr, len, prot, flags, fd, off), - TP_STRUCT__entry(__field_hex(unsigned long, addr) __field(unsigned long, len) __field(unsigned long, prot) __field(unsigned long, flags) __field(unsigned long, fd) __field(unsigned long, off)), - TP_fast_assign(tp_assign(addr, addr) tp_assign(len, len) tp_assign(prot, prot) tp_assign(flags, flags) tp_assign(fd, fd) tp_assign(off, off)), - TP_printk() -) -#endif - -#endif /* _TRACE_SYSCALLS_INTEGERS_H */ - -/* This part must be outside protection */ -#include "../../../probes/define_trace.h" - -#else /* CREATE_SYSCALL_TABLE */ - -#include "x86-64-syscalls-3.0.4_integers_override.h" -#include "syscalls_integers_override.h" - -#ifndef OVERRIDE_TABLE_64_sys_sched_yield -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_sched_yield, 24, 0) -#endif -#ifndef OVERRIDE_TABLE_64_sys_pause -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_pause, 34, 0) -#endif -#ifndef OVERRIDE_TABLE_64_sys_getpid -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_getpid, 39, 0) -#endif -#ifndef OVERRIDE_TABLE_64_sys_getuid -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_getuid, 102, 0) -#endif -#ifndef OVERRIDE_TABLE_64_sys_getgid -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_getgid, 104, 0) -#endif -#ifndef OVERRIDE_TABLE_64_sys_geteuid -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_geteuid, 107, 0) -#endif -#ifndef OVERRIDE_TABLE_64_sys_getegid -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_getegid, 108, 0) -#endif -#ifndef OVERRIDE_TABLE_64_sys_getppid -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_getppid, 110, 0) -#endif -#ifndef OVERRIDE_TABLE_64_sys_getpgrp -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_getpgrp, 111, 0) -#endif -#ifndef OVERRIDE_TABLE_64_sys_setsid -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_setsid, 112, 0) -#endif -#ifndef OVERRIDE_TABLE_64_sys_munlockall -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_munlockall, 152, 0) -#endif -#ifndef OVERRIDE_TABLE_64_sys_vhangup -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_vhangup, 153, 0) -#endif -#ifndef OVERRIDE_TABLE_64_sys_sync -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_sync, 162, 0) -#endif -#ifndef OVERRIDE_TABLE_64_sys_gettid -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_gettid, 186, 0) -#endif -#ifndef OVERRIDE_TABLE_64_sys_restart_syscall -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_restart_syscall, 219, 0) -#endif -#ifndef OVERRIDE_TABLE_64_sys_inotify_init -TRACE_SYSCALL_TABLE(syscalls_noargs, sys_inotify_init, 253, 0) -#endif -#ifndef OVERRIDE_TABLE_64_sys_close -TRACE_SYSCALL_TABLE(sys_close, sys_close, 3, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_lseek -TRACE_SYSCALL_TABLE(sys_lseek, sys_lseek, 8, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_mmap -TRACE_SYSCALL_TABLE(sys_mmap, sys_mmap, 9, 6) -#endif -#ifndef OVERRIDE_TABLE_64_sys_mprotect -TRACE_SYSCALL_TABLE(sys_mprotect, sys_mprotect, 10, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_munmap -TRACE_SYSCALL_TABLE(sys_munmap, sys_munmap, 11, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_brk -TRACE_SYSCALL_TABLE(sys_brk, sys_brk, 12, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_ioctl -TRACE_SYSCALL_TABLE(sys_ioctl, sys_ioctl, 16, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_mremap -TRACE_SYSCALL_TABLE(sys_mremap, sys_mremap, 25, 5) -#endif -#ifndef OVERRIDE_TABLE_64_sys_msync -TRACE_SYSCALL_TABLE(sys_msync, sys_msync, 26, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_madvise -TRACE_SYSCALL_TABLE(sys_madvise, sys_madvise, 28, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_shmget -TRACE_SYSCALL_TABLE(sys_shmget, sys_shmget, 29, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_dup -TRACE_SYSCALL_TABLE(sys_dup, sys_dup, 32, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_dup2 -TRACE_SYSCALL_TABLE(sys_dup2, sys_dup2, 33, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_alarm -TRACE_SYSCALL_TABLE(sys_alarm, sys_alarm, 37, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_socket -TRACE_SYSCALL_TABLE(sys_socket, sys_socket, 41, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_shutdown -TRACE_SYSCALL_TABLE(sys_shutdown, sys_shutdown, 48, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_listen -TRACE_SYSCALL_TABLE(sys_listen, sys_listen, 50, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_exit -TRACE_SYSCALL_TABLE(sys_exit, sys_exit, 60, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_kill -TRACE_SYSCALL_TABLE(sys_kill, sys_kill, 62, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_semget -TRACE_SYSCALL_TABLE(sys_semget, sys_semget, 64, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_msgget -TRACE_SYSCALL_TABLE(sys_msgget, sys_msgget, 68, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_fcntl -TRACE_SYSCALL_TABLE(sys_fcntl, sys_fcntl, 72, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_flock -TRACE_SYSCALL_TABLE(sys_flock, sys_flock, 73, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_fsync -TRACE_SYSCALL_TABLE(sys_fsync, sys_fsync, 74, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_fdatasync -TRACE_SYSCALL_TABLE(sys_fdatasync, sys_fdatasync, 75, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_ftruncate -TRACE_SYSCALL_TABLE(sys_ftruncate, sys_ftruncate, 77, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_fchdir -TRACE_SYSCALL_TABLE(sys_fchdir, sys_fchdir, 81, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_fchmod -TRACE_SYSCALL_TABLE(sys_fchmod, sys_fchmod, 91, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_fchown -TRACE_SYSCALL_TABLE(sys_fchown, sys_fchown, 93, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_umask -TRACE_SYSCALL_TABLE(sys_umask, sys_umask, 95, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_ptrace -TRACE_SYSCALL_TABLE(sys_ptrace, sys_ptrace, 101, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_setuid -TRACE_SYSCALL_TABLE(sys_setuid, sys_setuid, 105, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_setgid -TRACE_SYSCALL_TABLE(sys_setgid, sys_setgid, 106, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_setpgid -TRACE_SYSCALL_TABLE(sys_setpgid, sys_setpgid, 109, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_setreuid -TRACE_SYSCALL_TABLE(sys_setreuid, sys_setreuid, 113, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_setregid -TRACE_SYSCALL_TABLE(sys_setregid, sys_setregid, 114, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_setresuid -TRACE_SYSCALL_TABLE(sys_setresuid, sys_setresuid, 117, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_setresgid -TRACE_SYSCALL_TABLE(sys_setresgid, sys_setresgid, 119, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_getpgid -TRACE_SYSCALL_TABLE(sys_getpgid, sys_getpgid, 121, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_setfsuid -TRACE_SYSCALL_TABLE(sys_setfsuid, sys_setfsuid, 122, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_setfsgid -TRACE_SYSCALL_TABLE(sys_setfsgid, sys_setfsgid, 123, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_getsid -TRACE_SYSCALL_TABLE(sys_getsid, sys_getsid, 124, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_personality -TRACE_SYSCALL_TABLE(sys_personality, sys_personality, 135, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_sysfs -TRACE_SYSCALL_TABLE(sys_sysfs, sys_sysfs, 139, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_getpriority -TRACE_SYSCALL_TABLE(sys_getpriority, sys_getpriority, 140, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_setpriority -TRACE_SYSCALL_TABLE(sys_setpriority, sys_setpriority, 141, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_sched_getscheduler -TRACE_SYSCALL_TABLE(sys_sched_getscheduler, sys_sched_getscheduler, 145, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_sched_get_priority_max -TRACE_SYSCALL_TABLE(sys_sched_get_priority_max, sys_sched_get_priority_max, 146, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_sched_get_priority_min -TRACE_SYSCALL_TABLE(sys_sched_get_priority_min, sys_sched_get_priority_min, 147, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_mlock -TRACE_SYSCALL_TABLE(sys_mlock, sys_mlock, 149, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_munlock -TRACE_SYSCALL_TABLE(sys_munlock, sys_munlock, 150, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_mlockall -TRACE_SYSCALL_TABLE(sys_mlockall, sys_mlockall, 151, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_prctl -TRACE_SYSCALL_TABLE(sys_prctl, sys_prctl, 157, 5) -#endif -#ifndef OVERRIDE_TABLE_64_sys_tkill -TRACE_SYSCALL_TABLE(sys_tkill, sys_tkill, 200, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_io_destroy -TRACE_SYSCALL_TABLE(sys_io_destroy, sys_io_destroy, 207, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_epoll_create -TRACE_SYSCALL_TABLE(sys_epoll_create, sys_epoll_create, 213, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_remap_file_pages -TRACE_SYSCALL_TABLE(sys_remap_file_pages, sys_remap_file_pages, 216, 5) -#endif -#ifndef OVERRIDE_TABLE_64_sys_timer_getoverrun -TRACE_SYSCALL_TABLE(sys_timer_getoverrun, sys_timer_getoverrun, 225, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_timer_delete -TRACE_SYSCALL_TABLE(sys_timer_delete, sys_timer_delete, 226, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_exit_group -TRACE_SYSCALL_TABLE(sys_exit_group, sys_exit_group, 231, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_tgkill -TRACE_SYSCALL_TABLE(sys_tgkill, sys_tgkill, 234, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_ioprio_set -TRACE_SYSCALL_TABLE(sys_ioprio_set, sys_ioprio_set, 251, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_ioprio_get -TRACE_SYSCALL_TABLE(sys_ioprio_get, sys_ioprio_get, 252, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_inotify_rm_watch -TRACE_SYSCALL_TABLE(sys_inotify_rm_watch, sys_inotify_rm_watch, 255, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_unshare -TRACE_SYSCALL_TABLE(sys_unshare, sys_unshare, 272, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_tee -TRACE_SYSCALL_TABLE(sys_tee, sys_tee, 276, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_timerfd_create -TRACE_SYSCALL_TABLE(sys_timerfd_create, sys_timerfd_create, 283, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_eventfd -TRACE_SYSCALL_TABLE(sys_eventfd, sys_eventfd, 284, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_eventfd2 -TRACE_SYSCALL_TABLE(sys_eventfd2, sys_eventfd2, 290, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_epoll_create1 -TRACE_SYSCALL_TABLE(sys_epoll_create1, sys_epoll_create1, 291, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_dup3 -TRACE_SYSCALL_TABLE(sys_dup3, sys_dup3, 292, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_inotify_init1 -TRACE_SYSCALL_TABLE(sys_inotify_init1, sys_inotify_init1, 294, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_syncfs -TRACE_SYSCALL_TABLE(sys_syncfs, sys_syncfs, 306, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_setns -TRACE_SYSCALL_TABLE(sys_setns, sys_setns, 308, 2) -#endif - -#endif /* CREATE_SYSCALL_TABLE */ diff --git a/drivers/staging/lttng/instrumentation/syscalls/headers/x86-64-syscalls-3.0.4_integers_override.h b/drivers/staging/lttng/instrumentation/syscalls/headers/x86-64-syscalls-3.0.4_integers_override.h deleted file mode 100644 index 3d400f7..0000000 --- a/drivers/staging/lttng/instrumentation/syscalls/headers/x86-64-syscalls-3.0.4_integers_override.h +++ /dev/null @@ -1,3 +0,0 @@ -/* - * this is a place-holder for x86_64 interger syscall definition override. - */ diff --git a/drivers/staging/lttng/instrumentation/syscalls/headers/x86-64-syscalls-3.0.4_pointers.h b/drivers/staging/lttng/instrumentation/syscalls/headers/x86-64-syscalls-3.0.4_pointers.h deleted file mode 100644 index e926a60..0000000 --- a/drivers/staging/lttng/instrumentation/syscalls/headers/x86-64-syscalls-3.0.4_pointers.h +++ /dev/null @@ -1,2076 +0,0 @@ -/* THIS FILE IS AUTO-GENERATED. DO NOT EDIT */ -#ifndef CREATE_SYSCALL_TABLE - -#if !defined(_TRACE_SYSCALLS_POINTERS_H) || defined(TRACE_HEADER_MULTI_READ) -#define _TRACE_SYSCALLS_POINTERS_H - -#include -#include -#include "x86-64-syscalls-3.0.4_pointers_override.h" -#include "syscalls_pointers_override.h" - -#ifndef OVERRIDE_64_sys_pipe -SC_TRACE_EVENT(sys_pipe, - TP_PROTO(int * fildes), - TP_ARGS(fildes), - TP_STRUCT__entry(__field_hex(int *, fildes)), - TP_fast_assign(tp_assign(fildes, fildes)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_newuname -SC_TRACE_EVENT(sys_newuname, - TP_PROTO(struct new_utsname * name), - TP_ARGS(name), - TP_STRUCT__entry(__field_hex(struct new_utsname *, name)), - TP_fast_assign(tp_assign(name, name)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_shmdt -SC_TRACE_EVENT(sys_shmdt, - TP_PROTO(char * shmaddr), - TP_ARGS(shmaddr), - TP_STRUCT__entry(__field_hex(char *, shmaddr)), - TP_fast_assign(tp_assign(shmaddr, shmaddr)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_chdir -SC_TRACE_EVENT(sys_chdir, - TP_PROTO(const char * filename), - TP_ARGS(filename), - TP_STRUCT__entry(__string_from_user(filename, filename)), - TP_fast_assign(tp_copy_string_from_user(filename, filename)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_rmdir -SC_TRACE_EVENT(sys_rmdir, - TP_PROTO(const char * pathname), - TP_ARGS(pathname), - TP_STRUCT__entry(__string_from_user(pathname, pathname)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_unlink -SC_TRACE_EVENT(sys_unlink, - TP_PROTO(const char * pathname), - TP_ARGS(pathname), - TP_STRUCT__entry(__string_from_user(pathname, pathname)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_sysinfo -SC_TRACE_EVENT(sys_sysinfo, - TP_PROTO(struct sysinfo * info), - TP_ARGS(info), - TP_STRUCT__entry(__field_hex(struct sysinfo *, info)), - TP_fast_assign(tp_assign(info, info)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_times -SC_TRACE_EVENT(sys_times, - TP_PROTO(struct tms * tbuf), - TP_ARGS(tbuf), - TP_STRUCT__entry(__field_hex(struct tms *, tbuf)), - TP_fast_assign(tp_assign(tbuf, tbuf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_sysctl -SC_TRACE_EVENT(sys_sysctl, - TP_PROTO(struct __sysctl_args * args), - TP_ARGS(args), - TP_STRUCT__entry(__field_hex(struct __sysctl_args *, args)), - TP_fast_assign(tp_assign(args, args)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_adjtimex -SC_TRACE_EVENT(sys_adjtimex, - TP_PROTO(struct timex * txc_p), - TP_ARGS(txc_p), - TP_STRUCT__entry(__field_hex(struct timex *, txc_p)), - TP_fast_assign(tp_assign(txc_p, txc_p)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_chroot -SC_TRACE_EVENT(sys_chroot, - TP_PROTO(const char * filename), - TP_ARGS(filename), - TP_STRUCT__entry(__string_from_user(filename, filename)), - TP_fast_assign(tp_copy_string_from_user(filename, filename)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_swapoff -SC_TRACE_EVENT(sys_swapoff, - TP_PROTO(const char * specialfile), - TP_ARGS(specialfile), - TP_STRUCT__entry(__string_from_user(specialfile, specialfile)), - TP_fast_assign(tp_copy_string_from_user(specialfile, specialfile)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_time -SC_TRACE_EVENT(sys_time, - TP_PROTO(time_t * tloc), - TP_ARGS(tloc), - TP_STRUCT__entry(__field_hex(time_t *, tloc)), - TP_fast_assign(tp_assign(tloc, tloc)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_set_tid_address -SC_TRACE_EVENT(sys_set_tid_address, - TP_PROTO(int * tidptr), - TP_ARGS(tidptr), - TP_STRUCT__entry(__field_hex(int *, tidptr)), - TP_fast_assign(tp_assign(tidptr, tidptr)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_mq_unlink -SC_TRACE_EVENT(sys_mq_unlink, - TP_PROTO(const char * u_name), - TP_ARGS(u_name), - TP_STRUCT__entry(__string_from_user(u_name, u_name)), - TP_fast_assign(tp_copy_string_from_user(u_name, u_name)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_newstat -SC_TRACE_EVENT(sys_newstat, - TP_PROTO(const char * filename, struct stat * statbuf), - TP_ARGS(filename, statbuf), - TP_STRUCT__entry(__string_from_user(filename, filename) __field_hex(struct stat *, statbuf)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(statbuf, statbuf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_newfstat -SC_TRACE_EVENT(sys_newfstat, - TP_PROTO(unsigned int fd, struct stat * statbuf), - TP_ARGS(fd, statbuf), - TP_STRUCT__entry(__field(unsigned int, fd) __field_hex(struct stat *, statbuf)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(statbuf, statbuf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_newlstat -SC_TRACE_EVENT(sys_newlstat, - TP_PROTO(const char * filename, struct stat * statbuf), - TP_ARGS(filename, statbuf), - TP_STRUCT__entry(__string_from_user(filename, filename) __field_hex(struct stat *, statbuf)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(statbuf, statbuf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_access -SC_TRACE_EVENT(sys_access, - TP_PROTO(const char * filename, int mode), - TP_ARGS(filename, mode), - TP_STRUCT__entry(__string_from_user(filename, filename) __field(int, mode)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(mode, mode)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_nanosleep -SC_TRACE_EVENT(sys_nanosleep, - TP_PROTO(struct timespec * rqtp, struct timespec * rmtp), - TP_ARGS(rqtp, rmtp), - TP_STRUCT__entry(__field_hex(struct timespec *, rqtp) __field_hex(struct timespec *, rmtp)), - TP_fast_assign(tp_assign(rqtp, rqtp) tp_assign(rmtp, rmtp)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_getitimer -SC_TRACE_EVENT(sys_getitimer, - TP_PROTO(int which, struct itimerval * value), - TP_ARGS(which, value), - TP_STRUCT__entry(__field(int, which) __field_hex(struct itimerval *, value)), - TP_fast_assign(tp_assign(which, which) tp_assign(value, value)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_truncate -SC_TRACE_EVENT(sys_truncate, - TP_PROTO(const char * path, long length), - TP_ARGS(path, length), - TP_STRUCT__entry(__string_from_user(path, path) __field(long, length)), - TP_fast_assign(tp_copy_string_from_user(path, path) tp_assign(length, length)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_getcwd -SC_TRACE_EVENT(sys_getcwd, - TP_PROTO(char * buf, unsigned long size), - TP_ARGS(buf, size), - TP_STRUCT__entry(__field_hex(char *, buf) __field(unsigned long, size)), - TP_fast_assign(tp_assign(buf, buf) tp_assign(size, size)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_rename -SC_TRACE_EVENT(sys_rename, - TP_PROTO(const char * oldname, const char * newname), - TP_ARGS(oldname, newname), - TP_STRUCT__entry(__string_from_user(oldname, oldname) __string_from_user(newname, newname)), - TP_fast_assign(tp_copy_string_from_user(oldname, oldname) tp_copy_string_from_user(newname, newname)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_mkdir -SC_TRACE_EVENT(sys_mkdir, - TP_PROTO(const char * pathname, int mode), - TP_ARGS(pathname, mode), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __field(int, mode)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_assign(mode, mode)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_creat -SC_TRACE_EVENT(sys_creat, - TP_PROTO(const char * pathname, int mode), - TP_ARGS(pathname, mode), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __field(int, mode)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_assign(mode, mode)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_link -SC_TRACE_EVENT(sys_link, - TP_PROTO(const char * oldname, const char * newname), - TP_ARGS(oldname, newname), - TP_STRUCT__entry(__string_from_user(oldname, oldname) __string_from_user(newname, newname)), - TP_fast_assign(tp_copy_string_from_user(oldname, oldname) tp_copy_string_from_user(newname, newname)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_symlink -SC_TRACE_EVENT(sys_symlink, - TP_PROTO(const char * oldname, const char * newname), - TP_ARGS(oldname, newname), - TP_STRUCT__entry(__string_from_user(oldname, oldname) __string_from_user(newname, newname)), - TP_fast_assign(tp_copy_string_from_user(oldname, oldname) tp_copy_string_from_user(newname, newname)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_chmod -SC_TRACE_EVENT(sys_chmod, - TP_PROTO(const char * filename, mode_t mode), - TP_ARGS(filename, mode), - TP_STRUCT__entry(__string_from_user(filename, filename) __field(mode_t, mode)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(mode, mode)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_gettimeofday -SC_TRACE_EVENT(sys_gettimeofday, - TP_PROTO(struct timeval * tv, struct timezone * tz), - TP_ARGS(tv, tz), - TP_STRUCT__entry(__field_hex(struct timeval *, tv) __field_hex(struct timezone *, tz)), - TP_fast_assign(tp_assign(tv, tv) tp_assign(tz, tz)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_getrlimit -SC_TRACE_EVENT(sys_getrlimit, - TP_PROTO(unsigned int resource, struct rlimit * rlim), - TP_ARGS(resource, rlim), - TP_STRUCT__entry(__field(unsigned int, resource) __field_hex(struct rlimit *, rlim)), - TP_fast_assign(tp_assign(resource, resource) tp_assign(rlim, rlim)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_getrusage -SC_TRACE_EVENT(sys_getrusage, - TP_PROTO(int who, struct rusage * ru), - TP_ARGS(who, ru), - TP_STRUCT__entry(__field(int, who) __field_hex(struct rusage *, ru)), - TP_fast_assign(tp_assign(who, who) tp_assign(ru, ru)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_getgroups -SC_TRACE_EVENT(sys_getgroups, - TP_PROTO(int gidsetsize, gid_t * grouplist), - TP_ARGS(gidsetsize, grouplist), - TP_STRUCT__entry(__field(int, gidsetsize) __field_hex(gid_t *, grouplist)), - TP_fast_assign(tp_assign(gidsetsize, gidsetsize) tp_assign(grouplist, grouplist)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_setgroups -SC_TRACE_EVENT(sys_setgroups, - TP_PROTO(int gidsetsize, gid_t * grouplist), - TP_ARGS(gidsetsize, grouplist), - TP_STRUCT__entry(__field(int, gidsetsize) __field_hex(gid_t *, grouplist)), - TP_fast_assign(tp_assign(gidsetsize, gidsetsize) tp_assign(grouplist, grouplist)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_rt_sigpending -SC_TRACE_EVENT(sys_rt_sigpending, - TP_PROTO(sigset_t * set, size_t sigsetsize), - TP_ARGS(set, sigsetsize), - TP_STRUCT__entry(__field_hex(sigset_t *, set) __field(size_t, sigsetsize)), - TP_fast_assign(tp_assign(set, set) tp_assign(sigsetsize, sigsetsize)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_rt_sigsuspend -SC_TRACE_EVENT(sys_rt_sigsuspend, - TP_PROTO(sigset_t * unewset, size_t sigsetsize), - TP_ARGS(unewset, sigsetsize), - TP_STRUCT__entry(__field_hex(sigset_t *, unewset) __field(size_t, sigsetsize)), - TP_fast_assign(tp_assign(unewset, unewset) tp_assign(sigsetsize, sigsetsize)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_utime -SC_TRACE_EVENT(sys_utime, - TP_PROTO(char * filename, struct utimbuf * times), - TP_ARGS(filename, times), - TP_STRUCT__entry(__string_from_user(filename, filename) __field_hex(struct utimbuf *, times)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(times, times)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_ustat -SC_TRACE_EVENT(sys_ustat, - TP_PROTO(unsigned dev, struct ustat * ubuf), - TP_ARGS(dev, ubuf), - TP_STRUCT__entry(__field(unsigned, dev) __field_hex(struct ustat *, ubuf)), - TP_fast_assign(tp_assign(dev, dev) tp_assign(ubuf, ubuf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_statfs -SC_TRACE_EVENT(sys_statfs, - TP_PROTO(const char * pathname, struct statfs * buf), - TP_ARGS(pathname, buf), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __field_hex(struct statfs *, buf)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_assign(buf, buf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_fstatfs -SC_TRACE_EVENT(sys_fstatfs, - TP_PROTO(unsigned int fd, struct statfs * buf), - TP_ARGS(fd, buf), - TP_STRUCT__entry(__field(unsigned int, fd) __field_hex(struct statfs *, buf)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(buf, buf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_sched_setparam -SC_TRACE_EVENT(sys_sched_setparam, - TP_PROTO(pid_t pid, struct sched_param * param), - TP_ARGS(pid, param), - TP_STRUCT__entry(__field(pid_t, pid) __field_hex(struct sched_param *, param)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(param, param)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_sched_getparam -SC_TRACE_EVENT(sys_sched_getparam, - TP_PROTO(pid_t pid, struct sched_param * param), - TP_ARGS(pid, param), - TP_STRUCT__entry(__field(pid_t, pid) __field_hex(struct sched_param *, param)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(param, param)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_sched_rr_get_interval -SC_TRACE_EVENT(sys_sched_rr_get_interval, - TP_PROTO(pid_t pid, struct timespec * interval), - TP_ARGS(pid, interval), - TP_STRUCT__entry(__field(pid_t, pid) __field_hex(struct timespec *, interval)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(interval, interval)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_pivot_root -SC_TRACE_EVENT(sys_pivot_root, - TP_PROTO(const char * new_root, const char * put_old), - TP_ARGS(new_root, put_old), - TP_STRUCT__entry(__string_from_user(new_root, new_root) __string_from_user(put_old, put_old)), - TP_fast_assign(tp_copy_string_from_user(new_root, new_root) tp_copy_string_from_user(put_old, put_old)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_setrlimit -SC_TRACE_EVENT(sys_setrlimit, - TP_PROTO(unsigned int resource, struct rlimit * rlim), - TP_ARGS(resource, rlim), - TP_STRUCT__entry(__field(unsigned int, resource) __field_hex(struct rlimit *, rlim)), - TP_fast_assign(tp_assign(resource, resource) tp_assign(rlim, rlim)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_settimeofday -SC_TRACE_EVENT(sys_settimeofday, - TP_PROTO(struct timeval * tv, struct timezone * tz), - TP_ARGS(tv, tz), - TP_STRUCT__entry(__field_hex(struct timeval *, tv) __field_hex(struct timezone *, tz)), - TP_fast_assign(tp_assign(tv, tv) tp_assign(tz, tz)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_umount -SC_TRACE_EVENT(sys_umount, - TP_PROTO(char * name, int flags), - TP_ARGS(name, flags), - TP_STRUCT__entry(__string_from_user(name, name) __field(int, flags)), - TP_fast_assign(tp_copy_string_from_user(name, name) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_swapon -SC_TRACE_EVENT(sys_swapon, - TP_PROTO(const char * specialfile, int swap_flags), - TP_ARGS(specialfile, swap_flags), - TP_STRUCT__entry(__string_from_user(specialfile, specialfile) __field(int, swap_flags)), - TP_fast_assign(tp_copy_string_from_user(specialfile, specialfile) tp_assign(swap_flags, swap_flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_sethostname -SC_TRACE_EVENT(sys_sethostname, - TP_PROTO(char * name, int len), - TP_ARGS(name, len), - TP_STRUCT__entry(__string_from_user(name, name) __field(int, len)), - TP_fast_assign(tp_copy_string_from_user(name, name) tp_assign(len, len)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_setdomainname -SC_TRACE_EVENT(sys_setdomainname, - TP_PROTO(char * name, int len), - TP_ARGS(name, len), - TP_STRUCT__entry(__string_from_user(name, name) __field(int, len)), - TP_fast_assign(tp_copy_string_from_user(name, name) tp_assign(len, len)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_delete_module -SC_TRACE_EVENT(sys_delete_module, - TP_PROTO(const char * name_user, unsigned int flags), - TP_ARGS(name_user, flags), - TP_STRUCT__entry(__string_from_user(name_user, name_user) __field(unsigned int, flags)), - TP_fast_assign(tp_copy_string_from_user(name_user, name_user) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_removexattr -SC_TRACE_EVENT(sys_removexattr, - TP_PROTO(const char * pathname, const char * name), - TP_ARGS(pathname, name), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __string_from_user(name, name)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_copy_string_from_user(name, name)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_lremovexattr -SC_TRACE_EVENT(sys_lremovexattr, - TP_PROTO(const char * pathname, const char * name), - TP_ARGS(pathname, name), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __string_from_user(name, name)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_copy_string_from_user(name, name)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_fremovexattr -SC_TRACE_EVENT(sys_fremovexattr, - TP_PROTO(int fd, const char * name), - TP_ARGS(fd, name), - TP_STRUCT__entry(__field(int, fd) __string_from_user(name, name)), - TP_fast_assign(tp_assign(fd, fd) tp_copy_string_from_user(name, name)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_io_setup -SC_TRACE_EVENT(sys_io_setup, - TP_PROTO(unsigned nr_events, aio_context_t * ctxp), - TP_ARGS(nr_events, ctxp), - TP_STRUCT__entry(__field(unsigned, nr_events) __field_hex(aio_context_t *, ctxp)), - TP_fast_assign(tp_assign(nr_events, nr_events) tp_assign(ctxp, ctxp)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_timer_gettime -SC_TRACE_EVENT(sys_timer_gettime, - TP_PROTO(timer_t timer_id, struct itimerspec * setting), - TP_ARGS(timer_id, setting), - TP_STRUCT__entry(__field(timer_t, timer_id) __field_hex(struct itimerspec *, setting)), - TP_fast_assign(tp_assign(timer_id, timer_id) tp_assign(setting, setting)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_clock_settime -SC_TRACE_EVENT(sys_clock_settime, - TP_PROTO(const clockid_t which_clock, const struct timespec * tp), - TP_ARGS(which_clock, tp), - TP_STRUCT__entry(__field(const clockid_t, which_clock) __field_hex(const struct timespec *, tp)), - TP_fast_assign(tp_assign(which_clock, which_clock) tp_assign(tp, tp)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_clock_gettime -SC_TRACE_EVENT(sys_clock_gettime, - TP_PROTO(const clockid_t which_clock, struct timespec * tp), - TP_ARGS(which_clock, tp), - TP_STRUCT__entry(__field(const clockid_t, which_clock) __field_hex(struct timespec *, tp)), - TP_fast_assign(tp_assign(which_clock, which_clock) tp_assign(tp, tp)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_clock_getres -SC_TRACE_EVENT(sys_clock_getres, - TP_PROTO(const clockid_t which_clock, struct timespec * tp), - TP_ARGS(which_clock, tp), - TP_STRUCT__entry(__field(const clockid_t, which_clock) __field_hex(struct timespec *, tp)), - TP_fast_assign(tp_assign(which_clock, which_clock) tp_assign(tp, tp)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_utimes -SC_TRACE_EVENT(sys_utimes, - TP_PROTO(char * filename, struct timeval * utimes), - TP_ARGS(filename, utimes), - TP_STRUCT__entry(__string_from_user(filename, filename) __field_hex(struct timeval *, utimes)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(utimes, utimes)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_mq_notify -SC_TRACE_EVENT(sys_mq_notify, - TP_PROTO(mqd_t mqdes, const struct sigevent * u_notification), - TP_ARGS(mqdes, u_notification), - TP_STRUCT__entry(__field(mqd_t, mqdes) __field_hex(const struct sigevent *, u_notification)), - TP_fast_assign(tp_assign(mqdes, mqdes) tp_assign(u_notification, u_notification)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_set_robust_list -SC_TRACE_EVENT(sys_set_robust_list, - TP_PROTO(struct robust_list_head * head, size_t len), - TP_ARGS(head, len), - TP_STRUCT__entry(__field_hex(struct robust_list_head *, head) __field(size_t, len)), - TP_fast_assign(tp_assign(head, head) tp_assign(len, len)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_timerfd_gettime -SC_TRACE_EVENT(sys_timerfd_gettime, - TP_PROTO(int ufd, struct itimerspec * otmr), - TP_ARGS(ufd, otmr), - TP_STRUCT__entry(__field(int, ufd) __field_hex(struct itimerspec *, otmr)), - TP_fast_assign(tp_assign(ufd, ufd) tp_assign(otmr, otmr)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_pipe2 -SC_TRACE_EVENT(sys_pipe2, - TP_PROTO(int * fildes, int flags), - TP_ARGS(fildes, flags), - TP_STRUCT__entry(__field_hex(int *, fildes) __field(int, flags)), - TP_fast_assign(tp_assign(fildes, fildes) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_clock_adjtime -SC_TRACE_EVENT(sys_clock_adjtime, - TP_PROTO(const clockid_t which_clock, struct timex * utx), - TP_ARGS(which_clock, utx), - TP_STRUCT__entry(__field(const clockid_t, which_clock) __field_hex(struct timex *, utx)), - TP_fast_assign(tp_assign(which_clock, which_clock) tp_assign(utx, utx)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_read -SC_TRACE_EVENT(sys_read, - TP_PROTO(unsigned int fd, char * buf, size_t count), - TP_ARGS(fd, buf, count), - TP_STRUCT__entry(__field(unsigned int, fd) __field_hex(char *, buf) __field(size_t, count)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(buf, buf) tp_assign(count, count)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_write -SC_TRACE_EVENT(sys_write, - TP_PROTO(unsigned int fd, const char * buf, size_t count), - TP_ARGS(fd, buf, count), - TP_STRUCT__entry(__field(unsigned int, fd) __field_hex(const char *, buf) __field(size_t, count)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(buf, buf) tp_assign(count, count)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_open -SC_TRACE_EVENT(sys_open, - TP_PROTO(const char * filename, int flags, int mode), - TP_ARGS(filename, flags, mode), - TP_STRUCT__entry(__string_from_user(filename, filename) __field(int, flags) __field(int, mode)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(flags, flags) tp_assign(mode, mode)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_poll -SC_TRACE_EVENT(sys_poll, - TP_PROTO(struct pollfd * ufds, unsigned int nfds, long timeout_msecs), - TP_ARGS(ufds, nfds, timeout_msecs), - TP_STRUCT__entry(__field_hex(struct pollfd *, ufds) __field(unsigned int, nfds) __field(long, timeout_msecs)), - TP_fast_assign(tp_assign(ufds, ufds) tp_assign(nfds, nfds) tp_assign(timeout_msecs, timeout_msecs)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_readv -SC_TRACE_EVENT(sys_readv, - TP_PROTO(unsigned long fd, const struct iovec * vec, unsigned long vlen), - TP_ARGS(fd, vec, vlen), - TP_STRUCT__entry(__field(unsigned long, fd) __field_hex(const struct iovec *, vec) __field(unsigned long, vlen)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(vec, vec) tp_assign(vlen, vlen)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_writev -SC_TRACE_EVENT(sys_writev, - TP_PROTO(unsigned long fd, const struct iovec * vec, unsigned long vlen), - TP_ARGS(fd, vec, vlen), - TP_STRUCT__entry(__field(unsigned long, fd) __field_hex(const struct iovec *, vec) __field(unsigned long, vlen)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(vec, vec) tp_assign(vlen, vlen)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_mincore -SC_TRACE_EVENT(sys_mincore, - TP_PROTO(unsigned long start, size_t len, unsigned char * vec), - TP_ARGS(start, len, vec), - TP_STRUCT__entry(__field(unsigned long, start) __field(size_t, len) __field_hex(unsigned char *, vec)), - TP_fast_assign(tp_assign(start, start) tp_assign(len, len) tp_assign(vec, vec)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_shmat -SC_TRACE_EVENT(sys_shmat, - TP_PROTO(int shmid, char * shmaddr, int shmflg), - TP_ARGS(shmid, shmaddr, shmflg), - TP_STRUCT__entry(__field(int, shmid) __field_hex(char *, shmaddr) __field(int, shmflg)), - TP_fast_assign(tp_assign(shmid, shmid) tp_assign(shmaddr, shmaddr) tp_assign(shmflg, shmflg)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_shmctl -SC_TRACE_EVENT(sys_shmctl, - TP_PROTO(int shmid, int cmd, struct shmid_ds * buf), - TP_ARGS(shmid, cmd, buf), - TP_STRUCT__entry(__field(int, shmid) __field(int, cmd) __field_hex(struct shmid_ds *, buf)), - TP_fast_assign(tp_assign(shmid, shmid) tp_assign(cmd, cmd) tp_assign(buf, buf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_setitimer -SC_TRACE_EVENT(sys_setitimer, - TP_PROTO(int which, struct itimerval * value, struct itimerval * ovalue), - TP_ARGS(which, value, ovalue), - TP_STRUCT__entry(__field(int, which) __field_hex(struct itimerval *, value) __field_hex(struct itimerval *, ovalue)), - TP_fast_assign(tp_assign(which, which) tp_assign(value, value) tp_assign(ovalue, ovalue)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_connect -SC_TRACE_EVENT(sys_connect, - TP_PROTO(int fd, struct sockaddr * uservaddr, int addrlen), - TP_ARGS(fd, uservaddr, addrlen), - TP_STRUCT__entry(__field(int, fd) __field_hex(struct sockaddr *, uservaddr) __field_hex(int, addrlen)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(uservaddr, uservaddr) tp_assign(addrlen, addrlen)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_accept -SC_TRACE_EVENT(sys_accept, - TP_PROTO(int fd, struct sockaddr * upeer_sockaddr, int * upeer_addrlen), - TP_ARGS(fd, upeer_sockaddr, upeer_addrlen), - TP_STRUCT__entry(__field(int, fd) __field_hex(struct sockaddr *, upeer_sockaddr) __field_hex(int *, upeer_addrlen)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(upeer_sockaddr, upeer_sockaddr) tp_assign(upeer_addrlen, upeer_addrlen)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_sendmsg -SC_TRACE_EVENT(sys_sendmsg, - TP_PROTO(int fd, struct msghdr * msg, unsigned flags), - TP_ARGS(fd, msg, flags), - TP_STRUCT__entry(__field(int, fd) __field_hex(struct msghdr *, msg) __field(unsigned, flags)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(msg, msg) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_recvmsg -SC_TRACE_EVENT(sys_recvmsg, - TP_PROTO(int fd, struct msghdr * msg, unsigned int flags), - TP_ARGS(fd, msg, flags), - TP_STRUCT__entry(__field(int, fd) __field_hex(struct msghdr *, msg) __field(unsigned int, flags)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(msg, msg) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_bind -SC_TRACE_EVENT(sys_bind, - TP_PROTO(int fd, struct sockaddr * umyaddr, int addrlen), - TP_ARGS(fd, umyaddr, addrlen), - TP_STRUCT__entry(__field(int, fd) __field_hex(struct sockaddr *, umyaddr) __field_hex(int, addrlen)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(umyaddr, umyaddr) tp_assign(addrlen, addrlen)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_getsockname -SC_TRACE_EVENT(sys_getsockname, - TP_PROTO(int fd, struct sockaddr * usockaddr, int * usockaddr_len), - TP_ARGS(fd, usockaddr, usockaddr_len), - TP_STRUCT__entry(__field(int, fd) __field_hex(struct sockaddr *, usockaddr) __field_hex(int *, usockaddr_len)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(usockaddr, usockaddr) tp_assign(usockaddr_len, usockaddr_len)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_getpeername -SC_TRACE_EVENT(sys_getpeername, - TP_PROTO(int fd, struct sockaddr * usockaddr, int * usockaddr_len), - TP_ARGS(fd, usockaddr, usockaddr_len), - TP_STRUCT__entry(__field(int, fd) __field_hex(struct sockaddr *, usockaddr) __field_hex(int *, usockaddr_len)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(usockaddr, usockaddr) tp_assign(usockaddr_len, usockaddr_len)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_semop -SC_TRACE_EVENT(sys_semop, - TP_PROTO(int semid, struct sembuf * tsops, unsigned nsops), - TP_ARGS(semid, tsops, nsops), - TP_STRUCT__entry(__field(int, semid) __field_hex(struct sembuf *, tsops) __field(unsigned, nsops)), - TP_fast_assign(tp_assign(semid, semid) tp_assign(tsops, tsops) tp_assign(nsops, nsops)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_msgctl -SC_TRACE_EVENT(sys_msgctl, - TP_PROTO(int msqid, int cmd, struct msqid_ds * buf), - TP_ARGS(msqid, cmd, buf), - TP_STRUCT__entry(__field(int, msqid) __field(int, cmd) __field_hex(struct msqid_ds *, buf)), - TP_fast_assign(tp_assign(msqid, msqid) tp_assign(cmd, cmd) tp_assign(buf, buf)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_getdents -SC_TRACE_EVENT(sys_getdents, - TP_PROTO(unsigned int fd, struct linux_dirent * dirent, unsigned int count), - TP_ARGS(fd, dirent, count), - TP_STRUCT__entry(__field(unsigned int, fd) __field_hex(struct linux_dirent *, dirent) __field(unsigned int, count)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(dirent, dirent) tp_assign(count, count)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_readlink -SC_TRACE_EVENT(sys_readlink, - TP_PROTO(const char * path, char * buf, int bufsiz), - TP_ARGS(path, buf, bufsiz), - TP_STRUCT__entry(__string_from_user(path, path) __field_hex(char *, buf) __field(int, bufsiz)), - TP_fast_assign(tp_copy_string_from_user(path, path) tp_assign(buf, buf) tp_assign(bufsiz, bufsiz)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_chown -SC_TRACE_EVENT(sys_chown, - TP_PROTO(const char * filename, uid_t user, gid_t group), - TP_ARGS(filename, user, group), - TP_STRUCT__entry(__string_from_user(filename, filename) __field(uid_t, user) __field(gid_t, group)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(user, user) tp_assign(group, group)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_lchown -SC_TRACE_EVENT(sys_lchown, - TP_PROTO(const char * filename, uid_t user, gid_t group), - TP_ARGS(filename, user, group), - TP_STRUCT__entry(__string_from_user(filename, filename) __field(uid_t, user) __field(gid_t, group)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(user, user) tp_assign(group, group)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_syslog -SC_TRACE_EVENT(sys_syslog, - TP_PROTO(int type, char * buf, int len), - TP_ARGS(type, buf, len), - TP_STRUCT__entry(__field(int, type) __field_hex(char *, buf) __field(int, len)), - TP_fast_assign(tp_assign(type, type) tp_assign(buf, buf) tp_assign(len, len)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_getresuid -SC_TRACE_EVENT(sys_getresuid, - TP_PROTO(uid_t * ruid, uid_t * euid, uid_t * suid), - TP_ARGS(ruid, euid, suid), - TP_STRUCT__entry(__field_hex(uid_t *, ruid) __field_hex(uid_t *, euid) __field_hex(uid_t *, suid)), - TP_fast_assign(tp_assign(ruid, ruid) tp_assign(euid, euid) tp_assign(suid, suid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_getresgid -SC_TRACE_EVENT(sys_getresgid, - TP_PROTO(gid_t * rgid, gid_t * egid, gid_t * sgid), - TP_ARGS(rgid, egid, sgid), - TP_STRUCT__entry(__field_hex(gid_t *, rgid) __field_hex(gid_t *, egid) __field_hex(gid_t *, sgid)), - TP_fast_assign(tp_assign(rgid, rgid) tp_assign(egid, egid) tp_assign(sgid, sgid)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_rt_sigqueueinfo -SC_TRACE_EVENT(sys_rt_sigqueueinfo, - TP_PROTO(pid_t pid, int sig, siginfo_t * uinfo), - TP_ARGS(pid, sig, uinfo), - TP_STRUCT__entry(__field(pid_t, pid) __field(int, sig) __field_hex(siginfo_t *, uinfo)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(sig, sig) tp_assign(uinfo, uinfo)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_mknod -SC_TRACE_EVENT(sys_mknod, - TP_PROTO(const char * filename, int mode, unsigned dev), - TP_ARGS(filename, mode, dev), - TP_STRUCT__entry(__string_from_user(filename, filename) __field(int, mode) __field(unsigned, dev)), - TP_fast_assign(tp_copy_string_from_user(filename, filename) tp_assign(mode, mode) tp_assign(dev, dev)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_sched_setscheduler -SC_TRACE_EVENT(sys_sched_setscheduler, - TP_PROTO(pid_t pid, int policy, struct sched_param * param), - TP_ARGS(pid, policy, param), - TP_STRUCT__entry(__field(pid_t, pid) __field(int, policy) __field_hex(struct sched_param *, param)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(policy, policy) tp_assign(param, param)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_init_module -SC_TRACE_EVENT(sys_init_module, - TP_PROTO(void * umod, unsigned long len, const char * uargs), - TP_ARGS(umod, len, uargs), - TP_STRUCT__entry(__field_hex(void *, umod) __field(unsigned long, len) __field_hex(const char *, uargs)), - TP_fast_assign(tp_assign(umod, umod) tp_assign(len, len) tp_assign(uargs, uargs)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_nfsservctl -SC_TRACE_EVENT(sys_nfsservctl, - TP_PROTO(int cmd, struct nfsctl_arg * arg, void * res), - TP_ARGS(cmd, arg, res), - TP_STRUCT__entry(__field(int, cmd) __field_hex(struct nfsctl_arg *, arg) __field_hex(void *, res)), - TP_fast_assign(tp_assign(cmd, cmd) tp_assign(arg, arg) tp_assign(res, res)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_listxattr -SC_TRACE_EVENT(sys_listxattr, - TP_PROTO(const char * pathname, char * list, size_t size), - TP_ARGS(pathname, list, size), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __field_hex(char *, list) __field(size_t, size)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_assign(list, list) tp_assign(size, size)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_llistxattr -SC_TRACE_EVENT(sys_llistxattr, - TP_PROTO(const char * pathname, char * list, size_t size), - TP_ARGS(pathname, list, size), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __field_hex(char *, list) __field(size_t, size)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_assign(list, list) tp_assign(size, size)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_flistxattr -SC_TRACE_EVENT(sys_flistxattr, - TP_PROTO(int fd, char * list, size_t size), - TP_ARGS(fd, list, size), - TP_STRUCT__entry(__field(int, fd) __field_hex(char *, list) __field(size_t, size)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(list, list) tp_assign(size, size)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_sched_setaffinity -SC_TRACE_EVENT(sys_sched_setaffinity, - TP_PROTO(pid_t pid, unsigned int len, unsigned long * user_mask_ptr), - TP_ARGS(pid, len, user_mask_ptr), - TP_STRUCT__entry(__field(pid_t, pid) __field(unsigned int, len) __field_hex(unsigned long *, user_mask_ptr)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(len, len) tp_assign(user_mask_ptr, user_mask_ptr)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_sched_getaffinity -SC_TRACE_EVENT(sys_sched_getaffinity, - TP_PROTO(pid_t pid, unsigned int len, unsigned long * user_mask_ptr), - TP_ARGS(pid, len, user_mask_ptr), - TP_STRUCT__entry(__field(pid_t, pid) __field(unsigned int, len) __field_hex(unsigned long *, user_mask_ptr)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(len, len) tp_assign(user_mask_ptr, user_mask_ptr)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_io_submit -SC_TRACE_EVENT(sys_io_submit, - TP_PROTO(aio_context_t ctx_id, long nr, struct iocb * * iocbpp), - TP_ARGS(ctx_id, nr, iocbpp), - TP_STRUCT__entry(__field(aio_context_t, ctx_id) __field(long, nr) __field_hex(struct iocb * *, iocbpp)), - TP_fast_assign(tp_assign(ctx_id, ctx_id) tp_assign(nr, nr) tp_assign(iocbpp, iocbpp)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_io_cancel -SC_TRACE_EVENT(sys_io_cancel, - TP_PROTO(aio_context_t ctx_id, struct iocb * iocb, struct io_event * result), - TP_ARGS(ctx_id, iocb, result), - TP_STRUCT__entry(__field(aio_context_t, ctx_id) __field_hex(struct iocb *, iocb) __field_hex(struct io_event *, result)), - TP_fast_assign(tp_assign(ctx_id, ctx_id) tp_assign(iocb, iocb) tp_assign(result, result)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_getdents64 -SC_TRACE_EVENT(sys_getdents64, - TP_PROTO(unsigned int fd, struct linux_dirent64 * dirent, unsigned int count), - TP_ARGS(fd, dirent, count), - TP_STRUCT__entry(__field(unsigned int, fd) __field_hex(struct linux_dirent64 *, dirent) __field(unsigned int, count)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(dirent, dirent) tp_assign(count, count)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_timer_create -SC_TRACE_EVENT(sys_timer_create, - TP_PROTO(const clockid_t which_clock, struct sigevent * timer_event_spec, timer_t * created_timer_id), - TP_ARGS(which_clock, timer_event_spec, created_timer_id), - TP_STRUCT__entry(__field(const clockid_t, which_clock) __field_hex(struct sigevent *, timer_event_spec) __field_hex(timer_t *, created_timer_id)), - TP_fast_assign(tp_assign(which_clock, which_clock) tp_assign(timer_event_spec, timer_event_spec) tp_assign(created_timer_id, created_timer_id)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_mq_getsetattr -SC_TRACE_EVENT(sys_mq_getsetattr, - TP_PROTO(mqd_t mqdes, const struct mq_attr * u_mqstat, struct mq_attr * u_omqstat), - TP_ARGS(mqdes, u_mqstat, u_omqstat), - TP_STRUCT__entry(__field(mqd_t, mqdes) __field_hex(const struct mq_attr *, u_mqstat) __field_hex(struct mq_attr *, u_omqstat)), - TP_fast_assign(tp_assign(mqdes, mqdes) tp_assign(u_mqstat, u_mqstat) tp_assign(u_omqstat, u_omqstat)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_inotify_add_watch -SC_TRACE_EVENT(sys_inotify_add_watch, - TP_PROTO(int fd, const char * pathname, u32 mask), - TP_ARGS(fd, pathname, mask), - TP_STRUCT__entry(__field(int, fd) __string_from_user(pathname, pathname) __field(u32, mask)), - TP_fast_assign(tp_assign(fd, fd) tp_copy_string_from_user(pathname, pathname) tp_assign(mask, mask)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_mkdirat -SC_TRACE_EVENT(sys_mkdirat, - TP_PROTO(int dfd, const char * pathname, int mode), - TP_ARGS(dfd, pathname, mode), - TP_STRUCT__entry(__field(int, dfd) __string_from_user(pathname, pathname) __field(int, mode)), - TP_fast_assign(tp_assign(dfd, dfd) tp_copy_string_from_user(pathname, pathname) tp_assign(mode, mode)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_futimesat -SC_TRACE_EVENT(sys_futimesat, - TP_PROTO(int dfd, const char * filename, struct timeval * utimes), - TP_ARGS(dfd, filename, utimes), - TP_STRUCT__entry(__field(int, dfd) __string_from_user(filename, filename) __field_hex(struct timeval *, utimes)), - TP_fast_assign(tp_assign(dfd, dfd) tp_copy_string_from_user(filename, filename) tp_assign(utimes, utimes)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_unlinkat -SC_TRACE_EVENT(sys_unlinkat, - TP_PROTO(int dfd, const char * pathname, int flag), - TP_ARGS(dfd, pathname, flag), - TP_STRUCT__entry(__field(int, dfd) __string_from_user(pathname, pathname) __field(int, flag)), - TP_fast_assign(tp_assign(dfd, dfd) tp_copy_string_from_user(pathname, pathname) tp_assign(flag, flag)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_symlinkat -SC_TRACE_EVENT(sys_symlinkat, - TP_PROTO(const char * oldname, int newdfd, const char * newname), - TP_ARGS(oldname, newdfd, newname), - TP_STRUCT__entry(__string_from_user(oldname, oldname) __field(int, newdfd) __string_from_user(newname, newname)), - TP_fast_assign(tp_copy_string_from_user(oldname, oldname) tp_assign(newdfd, newdfd) tp_copy_string_from_user(newname, newname)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_fchmodat -SC_TRACE_EVENT(sys_fchmodat, - TP_PROTO(int dfd, const char * filename, mode_t mode), - TP_ARGS(dfd, filename, mode), - TP_STRUCT__entry(__field(int, dfd) __string_from_user(filename, filename) __field(mode_t, mode)), - TP_fast_assign(tp_assign(dfd, dfd) tp_copy_string_from_user(filename, filename) tp_assign(mode, mode)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_faccessat -SC_TRACE_EVENT(sys_faccessat, - TP_PROTO(int dfd, const char * filename, int mode), - TP_ARGS(dfd, filename, mode), - TP_STRUCT__entry(__field(int, dfd) __string_from_user(filename, filename) __field(int, mode)), - TP_fast_assign(tp_assign(dfd, dfd) tp_copy_string_from_user(filename, filename) tp_assign(mode, mode)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_get_robust_list -SC_TRACE_EVENT(sys_get_robust_list, - TP_PROTO(int pid, struct robust_list_head * * head_ptr, size_t * len_ptr), - TP_ARGS(pid, head_ptr, len_ptr), - TP_STRUCT__entry(__field(int, pid) __field_hex(struct robust_list_head * *, head_ptr) __field_hex(size_t *, len_ptr)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(head_ptr, head_ptr) tp_assign(len_ptr, len_ptr)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_signalfd -SC_TRACE_EVENT(sys_signalfd, - TP_PROTO(int ufd, sigset_t * user_mask, size_t sizemask), - TP_ARGS(ufd, user_mask, sizemask), - TP_STRUCT__entry(__field(int, ufd) __field_hex(sigset_t *, user_mask) __field(size_t, sizemask)), - TP_fast_assign(tp_assign(ufd, ufd) tp_assign(user_mask, user_mask) tp_assign(sizemask, sizemask)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_rt_sigaction -SC_TRACE_EVENT(sys_rt_sigaction, - TP_PROTO(int sig, const struct sigaction * act, struct sigaction * oact, size_t sigsetsize), - TP_ARGS(sig, act, oact, sigsetsize), - TP_STRUCT__entry(__field(int, sig) __field_hex(const struct sigaction *, act) __field_hex(struct sigaction *, oact) __field(size_t, sigsetsize)), - TP_fast_assign(tp_assign(sig, sig) tp_assign(act, act) tp_assign(oact, oact) tp_assign(sigsetsize, sigsetsize)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_rt_sigprocmask -SC_TRACE_EVENT(sys_rt_sigprocmask, - TP_PROTO(int how, sigset_t * nset, sigset_t * oset, size_t sigsetsize), - TP_ARGS(how, nset, oset, sigsetsize), - TP_STRUCT__entry(__field(int, how) __field_hex(sigset_t *, nset) __field_hex(sigset_t *, oset) __field(size_t, sigsetsize)), - TP_fast_assign(tp_assign(how, how) tp_assign(nset, nset) tp_assign(oset, oset) tp_assign(sigsetsize, sigsetsize)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_sendfile64 -SC_TRACE_EVENT(sys_sendfile64, - TP_PROTO(int out_fd, int in_fd, loff_t * offset, size_t count), - TP_ARGS(out_fd, in_fd, offset, count), - TP_STRUCT__entry(__field(int, out_fd) __field(int, in_fd) __field_hex(loff_t *, offset) __field(size_t, count)), - TP_fast_assign(tp_assign(out_fd, out_fd) tp_assign(in_fd, in_fd) tp_assign(offset, offset) tp_assign(count, count)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_socketpair -SC_TRACE_EVENT(sys_socketpair, - TP_PROTO(int family, int type, int protocol, int * usockvec), - TP_ARGS(family, type, protocol, usockvec), - TP_STRUCT__entry(__field(int, family) __field(int, type) __field(int, protocol) __field_hex(int *, usockvec)), - TP_fast_assign(tp_assign(family, family) tp_assign(type, type) tp_assign(protocol, protocol) tp_assign(usockvec, usockvec)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_wait4 -SC_TRACE_EVENT(sys_wait4, - TP_PROTO(pid_t upid, int * stat_addr, int options, struct rusage * ru), - TP_ARGS(upid, stat_addr, options, ru), - TP_STRUCT__entry(__field(pid_t, upid) __field_hex(int *, stat_addr) __field(int, options) __field_hex(struct rusage *, ru)), - TP_fast_assign(tp_assign(upid, upid) tp_assign(stat_addr, stat_addr) tp_assign(options, options) tp_assign(ru, ru)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_msgsnd -SC_TRACE_EVENT(sys_msgsnd, - TP_PROTO(int msqid, struct msgbuf * msgp, size_t msgsz, int msgflg), - TP_ARGS(msqid, msgp, msgsz, msgflg), - TP_STRUCT__entry(__field(int, msqid) __field_hex(struct msgbuf *, msgp) __field(size_t, msgsz) __field(int, msgflg)), - TP_fast_assign(tp_assign(msqid, msqid) tp_assign(msgp, msgp) tp_assign(msgsz, msgsz) tp_assign(msgflg, msgflg)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_rt_sigtimedwait -SC_TRACE_EVENT(sys_rt_sigtimedwait, - TP_PROTO(const sigset_t * uthese, siginfo_t * uinfo, const struct timespec * uts, size_t sigsetsize), - TP_ARGS(uthese, uinfo, uts, sigsetsize), - TP_STRUCT__entry(__field_hex(const sigset_t *, uthese) __field_hex(siginfo_t *, uinfo) __field_hex(const struct timespec *, uts) __field(size_t, sigsetsize)), - TP_fast_assign(tp_assign(uthese, uthese) tp_assign(uinfo, uinfo) tp_assign(uts, uts) tp_assign(sigsetsize, sigsetsize)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_reboot -SC_TRACE_EVENT(sys_reboot, - TP_PROTO(int magic1, int magic2, unsigned int cmd, void * arg), - TP_ARGS(magic1, magic2, cmd, arg), - TP_STRUCT__entry(__field(int, magic1) __field(int, magic2) __field(unsigned int, cmd) __field_hex(void *, arg)), - TP_fast_assign(tp_assign(magic1, magic1) tp_assign(magic2, magic2) tp_assign(cmd, cmd) tp_assign(arg, arg)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_getxattr -SC_TRACE_EVENT(sys_getxattr, - TP_PROTO(const char * pathname, const char * name, void * value, size_t size), - TP_ARGS(pathname, name, value, size), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __string_from_user(name, name) __field_hex(void *, value) __field(size_t, size)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_copy_string_from_user(name, name) tp_assign(value, value) tp_assign(size, size)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_lgetxattr -SC_TRACE_EVENT(sys_lgetxattr, - TP_PROTO(const char * pathname, const char * name, void * value, size_t size), - TP_ARGS(pathname, name, value, size), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __string_from_user(name, name) __field_hex(void *, value) __field(size_t, size)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_copy_string_from_user(name, name) tp_assign(value, value) tp_assign(size, size)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_fgetxattr -SC_TRACE_EVENT(sys_fgetxattr, - TP_PROTO(int fd, const char * name, void * value, size_t size), - TP_ARGS(fd, name, value, size), - TP_STRUCT__entry(__field(int, fd) __string_from_user(name, name) __field_hex(void *, value) __field(size_t, size)), - TP_fast_assign(tp_assign(fd, fd) tp_copy_string_from_user(name, name) tp_assign(value, value) tp_assign(size, size)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_semtimedop -SC_TRACE_EVENT(sys_semtimedop, - TP_PROTO(int semid, struct sembuf * tsops, unsigned nsops, const struct timespec * timeout), - TP_ARGS(semid, tsops, nsops, timeout), - TP_STRUCT__entry(__field(int, semid) __field_hex(struct sembuf *, tsops) __field(unsigned, nsops) __field_hex(const struct timespec *, timeout)), - TP_fast_assign(tp_assign(semid, semid) tp_assign(tsops, tsops) tp_assign(nsops, nsops) tp_assign(timeout, timeout)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_timer_settime -SC_TRACE_EVENT(sys_timer_settime, - TP_PROTO(timer_t timer_id, int flags, const struct itimerspec * new_setting, struct itimerspec * old_setting), - TP_ARGS(timer_id, flags, new_setting, old_setting), - TP_STRUCT__entry(__field(timer_t, timer_id) __field(int, flags) __field_hex(const struct itimerspec *, new_setting) __field_hex(struct itimerspec *, old_setting)), - TP_fast_assign(tp_assign(timer_id, timer_id) tp_assign(flags, flags) tp_assign(new_setting, new_setting) tp_assign(old_setting, old_setting)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_clock_nanosleep -SC_TRACE_EVENT(sys_clock_nanosleep, - TP_PROTO(const clockid_t which_clock, int flags, const struct timespec * rqtp, struct timespec * rmtp), - TP_ARGS(which_clock, flags, rqtp, rmtp), - TP_STRUCT__entry(__field(const clockid_t, which_clock) __field(int, flags) __field_hex(const struct timespec *, rqtp) __field_hex(struct timespec *, rmtp)), - TP_fast_assign(tp_assign(which_clock, which_clock) tp_assign(flags, flags) tp_assign(rqtp, rqtp) tp_assign(rmtp, rmtp)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_epoll_wait -SC_TRACE_EVENT(sys_epoll_wait, - TP_PROTO(int epfd, struct epoll_event * events, int maxevents, int timeout), - TP_ARGS(epfd, events, maxevents, timeout), - TP_STRUCT__entry(__field(int, epfd) __field_hex(struct epoll_event *, events) __field(int, maxevents) __field(int, timeout)), - TP_fast_assign(tp_assign(epfd, epfd) tp_assign(events, events) tp_assign(maxevents, maxevents) tp_assign(timeout, timeout)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_epoll_ctl -SC_TRACE_EVENT(sys_epoll_ctl, - TP_PROTO(int epfd, int op, int fd, struct epoll_event * event), - TP_ARGS(epfd, op, fd, event), - TP_STRUCT__entry(__field(int, epfd) __field(int, op) __field(int, fd) __field_hex(struct epoll_event *, event)), - TP_fast_assign(tp_assign(epfd, epfd) tp_assign(op, op) tp_assign(fd, fd) tp_assign(event, event)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_mq_open -SC_TRACE_EVENT(sys_mq_open, - TP_PROTO(const char * u_name, int oflag, mode_t mode, struct mq_attr * u_attr), - TP_ARGS(u_name, oflag, mode, u_attr), - TP_STRUCT__entry(__string_from_user(u_name, u_name) __field(int, oflag) __field(mode_t, mode) __field_hex(struct mq_attr *, u_attr)), - TP_fast_assign(tp_copy_string_from_user(u_name, u_name) tp_assign(oflag, oflag) tp_assign(mode, mode) tp_assign(u_attr, u_attr)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_kexec_load -SC_TRACE_EVENT(sys_kexec_load, - TP_PROTO(unsigned long entry, unsigned long nr_segments, struct kexec_segment * segments, unsigned long flags), - TP_ARGS(entry, nr_segments, segments, flags), - TP_STRUCT__entry(__field(unsigned long, entry) __field(unsigned long, nr_segments) __field_hex(struct kexec_segment *, segments) __field(unsigned long, flags)), - TP_fast_assign(tp_assign(entry, entry) tp_assign(nr_segments, nr_segments) tp_assign(segments, segments) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_openat -SC_TRACE_EVENT(sys_openat, - TP_PROTO(int dfd, const char * filename, int flags, int mode), - TP_ARGS(dfd, filename, flags, mode), - TP_STRUCT__entry(__field(int, dfd) __string_from_user(filename, filename) __field(int, flags) __field(int, mode)), - TP_fast_assign(tp_assign(dfd, dfd) tp_copy_string_from_user(filename, filename) tp_assign(flags, flags) tp_assign(mode, mode)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_mknodat -SC_TRACE_EVENT(sys_mknodat, - TP_PROTO(int dfd, const char * filename, int mode, unsigned dev), - TP_ARGS(dfd, filename, mode, dev), - TP_STRUCT__entry(__field(int, dfd) __string_from_user(filename, filename) __field(int, mode) __field(unsigned, dev)), - TP_fast_assign(tp_assign(dfd, dfd) tp_copy_string_from_user(filename, filename) tp_assign(mode, mode) tp_assign(dev, dev)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_newfstatat -SC_TRACE_EVENT(sys_newfstatat, - TP_PROTO(int dfd, const char * filename, struct stat * statbuf, int flag), - TP_ARGS(dfd, filename, statbuf, flag), - TP_STRUCT__entry(__field(int, dfd) __string_from_user(filename, filename) __field_hex(struct stat *, statbuf) __field(int, flag)), - TP_fast_assign(tp_assign(dfd, dfd) tp_copy_string_from_user(filename, filename) tp_assign(statbuf, statbuf) tp_assign(flag, flag)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_renameat -SC_TRACE_EVENT(sys_renameat, - TP_PROTO(int olddfd, const char * oldname, int newdfd, const char * newname), - TP_ARGS(olddfd, oldname, newdfd, newname), - TP_STRUCT__entry(__field(int, olddfd) __string_from_user(oldname, oldname) __field(int, newdfd) __string_from_user(newname, newname)), - TP_fast_assign(tp_assign(olddfd, olddfd) tp_copy_string_from_user(oldname, oldname) tp_assign(newdfd, newdfd) tp_copy_string_from_user(newname, newname)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_readlinkat -SC_TRACE_EVENT(sys_readlinkat, - TP_PROTO(int dfd, const char * pathname, char * buf, int bufsiz), - TP_ARGS(dfd, pathname, buf, bufsiz), - TP_STRUCT__entry(__field(int, dfd) __string_from_user(pathname, pathname) __field_hex(char *, buf) __field(int, bufsiz)), - TP_fast_assign(tp_assign(dfd, dfd) tp_copy_string_from_user(pathname, pathname) tp_assign(buf, buf) tp_assign(bufsiz, bufsiz)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_vmsplice -SC_TRACE_EVENT(sys_vmsplice, - TP_PROTO(int fd, const struct iovec * iov, unsigned long nr_segs, unsigned int flags), - TP_ARGS(fd, iov, nr_segs, flags), - TP_STRUCT__entry(__field(int, fd) __field_hex(const struct iovec *, iov) __field(unsigned long, nr_segs) __field(unsigned int, flags)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(iov, iov) tp_assign(nr_segs, nr_segs) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_utimensat -SC_TRACE_EVENT(sys_utimensat, - TP_PROTO(int dfd, const char * filename, struct timespec * utimes, int flags), - TP_ARGS(dfd, filename, utimes, flags), - TP_STRUCT__entry(__field(int, dfd) __string_from_user(filename, filename) __field_hex(struct timespec *, utimes) __field(int, flags)), - TP_fast_assign(tp_assign(dfd, dfd) tp_copy_string_from_user(filename, filename) tp_assign(utimes, utimes) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_timerfd_settime -SC_TRACE_EVENT(sys_timerfd_settime, - TP_PROTO(int ufd, int flags, const struct itimerspec * utmr, struct itimerspec * otmr), - TP_ARGS(ufd, flags, utmr, otmr), - TP_STRUCT__entry(__field(int, ufd) __field(int, flags) __field_hex(const struct itimerspec *, utmr) __field_hex(struct itimerspec *, otmr)), - TP_fast_assign(tp_assign(ufd, ufd) tp_assign(flags, flags) tp_assign(utmr, utmr) tp_assign(otmr, otmr)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_accept4 -SC_TRACE_EVENT(sys_accept4, - TP_PROTO(int fd, struct sockaddr * upeer_sockaddr, int * upeer_addrlen, int flags), - TP_ARGS(fd, upeer_sockaddr, upeer_addrlen, flags), - TP_STRUCT__entry(__field(int, fd) __field_hex(struct sockaddr *, upeer_sockaddr) __field_hex(int *, upeer_addrlen) __field(int, flags)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(upeer_sockaddr, upeer_sockaddr) tp_assign(upeer_addrlen, upeer_addrlen) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_signalfd4 -SC_TRACE_EVENT(sys_signalfd4, - TP_PROTO(int ufd, sigset_t * user_mask, size_t sizemask, int flags), - TP_ARGS(ufd, user_mask, sizemask, flags), - TP_STRUCT__entry(__field(int, ufd) __field_hex(sigset_t *, user_mask) __field(size_t, sizemask) __field(int, flags)), - TP_fast_assign(tp_assign(ufd, ufd) tp_assign(user_mask, user_mask) tp_assign(sizemask, sizemask) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_rt_tgsigqueueinfo -SC_TRACE_EVENT(sys_rt_tgsigqueueinfo, - TP_PROTO(pid_t tgid, pid_t pid, int sig, siginfo_t * uinfo), - TP_ARGS(tgid, pid, sig, uinfo), - TP_STRUCT__entry(__field(pid_t, tgid) __field(pid_t, pid) __field(int, sig) __field_hex(siginfo_t *, uinfo)), - TP_fast_assign(tp_assign(tgid, tgid) tp_assign(pid, pid) tp_assign(sig, sig) tp_assign(uinfo, uinfo)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_prlimit64 -SC_TRACE_EVENT(sys_prlimit64, - TP_PROTO(pid_t pid, unsigned int resource, const struct rlimit64 * new_rlim, struct rlimit64 * old_rlim), - TP_ARGS(pid, resource, new_rlim, old_rlim), - TP_STRUCT__entry(__field(pid_t, pid) __field(unsigned int, resource) __field_hex(const struct rlimit64 *, new_rlim) __field_hex(struct rlimit64 *, old_rlim)), - TP_fast_assign(tp_assign(pid, pid) tp_assign(resource, resource) tp_assign(new_rlim, new_rlim) tp_assign(old_rlim, old_rlim)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_sendmmsg -SC_TRACE_EVENT(sys_sendmmsg, - TP_PROTO(int fd, struct mmsghdr * mmsg, unsigned int vlen, unsigned int flags), - TP_ARGS(fd, mmsg, vlen, flags), - TP_STRUCT__entry(__field(int, fd) __field_hex(struct mmsghdr *, mmsg) __field(unsigned int, vlen) __field(unsigned int, flags)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(mmsg, mmsg) tp_assign(vlen, vlen) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_select -SC_TRACE_EVENT(sys_select, - TP_PROTO(int n, fd_set * inp, fd_set * outp, fd_set * exp, struct timeval * tvp), - TP_ARGS(n, inp, outp, exp, tvp), - TP_STRUCT__entry(__field(int, n) __field_hex(fd_set *, inp) __field_hex(fd_set *, outp) __field_hex(fd_set *, exp) __field_hex(struct timeval *, tvp)), - TP_fast_assign(tp_assign(n, n) tp_assign(inp, inp) tp_assign(outp, outp) tp_assign(exp, exp) tp_assign(tvp, tvp)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_setsockopt -SC_TRACE_EVENT(sys_setsockopt, - TP_PROTO(int fd, int level, int optname, char * optval, int optlen), - TP_ARGS(fd, level, optname, optval, optlen), - TP_STRUCT__entry(__field(int, fd) __field(int, level) __field(int, optname) __field_hex(char *, optval) __field(int, optlen)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(level, level) tp_assign(optname, optname) tp_assign(optval, optval) tp_assign(optlen, optlen)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_getsockopt -SC_TRACE_EVENT(sys_getsockopt, - TP_PROTO(int fd, int level, int optname, char * optval, int * optlen), - TP_ARGS(fd, level, optname, optval, optlen), - TP_STRUCT__entry(__field(int, fd) __field(int, level) __field(int, optname) __field_hex(char *, optval) __field_hex(int *, optlen)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(level, level) tp_assign(optname, optname) tp_assign(optval, optval) tp_assign(optlen, optlen)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_msgrcv -SC_TRACE_EVENT(sys_msgrcv, - TP_PROTO(int msqid, struct msgbuf * msgp, size_t msgsz, long msgtyp, int msgflg), - TP_ARGS(msqid, msgp, msgsz, msgtyp, msgflg), - TP_STRUCT__entry(__field(int, msqid) __field_hex(struct msgbuf *, msgp) __field(size_t, msgsz) __field(long, msgtyp) __field(int, msgflg)), - TP_fast_assign(tp_assign(msqid, msqid) tp_assign(msgp, msgp) tp_assign(msgsz, msgsz) tp_assign(msgtyp, msgtyp) tp_assign(msgflg, msgflg)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_mount -SC_TRACE_EVENT(sys_mount, - TP_PROTO(char * dev_name, char * dir_name, char * type, unsigned long flags, void * data), - TP_ARGS(dev_name, dir_name, type, flags, data), - TP_STRUCT__entry(__string_from_user(dev_name, dev_name) __string_from_user(dir_name, dir_name) __string_from_user(type, type) __field(unsigned long, flags) __field_hex(void *, data)), - TP_fast_assign(tp_copy_string_from_user(dev_name, dev_name) tp_copy_string_from_user(dir_name, dir_name) tp_copy_string_from_user(type, type) tp_assign(flags, flags) tp_assign(data, data)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_setxattr -SC_TRACE_EVENT(sys_setxattr, - TP_PROTO(const char * pathname, const char * name, const void * value, size_t size, int flags), - TP_ARGS(pathname, name, value, size, flags), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __string_from_user(name, name) __field_hex(const void *, value) __field(size_t, size) __field(int, flags)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_copy_string_from_user(name, name) tp_assign(value, value) tp_assign(size, size) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_lsetxattr -SC_TRACE_EVENT(sys_lsetxattr, - TP_PROTO(const char * pathname, const char * name, const void * value, size_t size, int flags), - TP_ARGS(pathname, name, value, size, flags), - TP_STRUCT__entry(__string_from_user(pathname, pathname) __string_from_user(name, name) __field_hex(const void *, value) __field(size_t, size) __field(int, flags)), - TP_fast_assign(tp_copy_string_from_user(pathname, pathname) tp_copy_string_from_user(name, name) tp_assign(value, value) tp_assign(size, size) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_fsetxattr -SC_TRACE_EVENT(sys_fsetxattr, - TP_PROTO(int fd, const char * name, const void * value, size_t size, int flags), - TP_ARGS(fd, name, value, size, flags), - TP_STRUCT__entry(__field(int, fd) __string_from_user(name, name) __field_hex(const void *, value) __field(size_t, size) __field(int, flags)), - TP_fast_assign(tp_assign(fd, fd) tp_copy_string_from_user(name, name) tp_assign(value, value) tp_assign(size, size) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_io_getevents -SC_TRACE_EVENT(sys_io_getevents, - TP_PROTO(aio_context_t ctx_id, long min_nr, long nr, struct io_event * events, struct timespec * timeout), - TP_ARGS(ctx_id, min_nr, nr, events, timeout), - TP_STRUCT__entry(__field(aio_context_t, ctx_id) __field(long, min_nr) __field(long, nr) __field_hex(struct io_event *, events) __field_hex(struct timespec *, timeout)), - TP_fast_assign(tp_assign(ctx_id, ctx_id) tp_assign(min_nr, min_nr) tp_assign(nr, nr) tp_assign(events, events) tp_assign(timeout, timeout)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_mq_timedsend -SC_TRACE_EVENT(sys_mq_timedsend, - TP_PROTO(mqd_t mqdes, const char * u_msg_ptr, size_t msg_len, unsigned int msg_prio, const struct timespec * u_abs_timeout), - TP_ARGS(mqdes, u_msg_ptr, msg_len, msg_prio, u_abs_timeout), - TP_STRUCT__entry(__field(mqd_t, mqdes) __field_hex(const char *, u_msg_ptr) __field(size_t, msg_len) __field(unsigned int, msg_prio) __field_hex(const struct timespec *, u_abs_timeout)), - TP_fast_assign(tp_assign(mqdes, mqdes) tp_assign(u_msg_ptr, u_msg_ptr) tp_assign(msg_len, msg_len) tp_assign(msg_prio, msg_prio) tp_assign(u_abs_timeout, u_abs_timeout)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_mq_timedreceive -SC_TRACE_EVENT(sys_mq_timedreceive, - TP_PROTO(mqd_t mqdes, char * u_msg_ptr, size_t msg_len, unsigned int * u_msg_prio, const struct timespec * u_abs_timeout), - TP_ARGS(mqdes, u_msg_ptr, msg_len, u_msg_prio, u_abs_timeout), - TP_STRUCT__entry(__field(mqd_t, mqdes) __field_hex(char *, u_msg_ptr) __field(size_t, msg_len) __field_hex(unsigned int *, u_msg_prio) __field_hex(const struct timespec *, u_abs_timeout)), - TP_fast_assign(tp_assign(mqdes, mqdes) tp_assign(u_msg_ptr, u_msg_ptr) tp_assign(msg_len, msg_len) tp_assign(u_msg_prio, u_msg_prio) tp_assign(u_abs_timeout, u_abs_timeout)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_waitid -SC_TRACE_EVENT(sys_waitid, - TP_PROTO(int which, pid_t upid, struct siginfo * infop, int options, struct rusage * ru), - TP_ARGS(which, upid, infop, options, ru), - TP_STRUCT__entry(__field(int, which) __field(pid_t, upid) __field_hex(struct siginfo *, infop) __field(int, options) __field_hex(struct rusage *, ru)), - TP_fast_assign(tp_assign(which, which) tp_assign(upid, upid) tp_assign(infop, infop) tp_assign(options, options) tp_assign(ru, ru)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_fchownat -SC_TRACE_EVENT(sys_fchownat, - TP_PROTO(int dfd, const char * filename, uid_t user, gid_t group, int flag), - TP_ARGS(dfd, filename, user, group, flag), - TP_STRUCT__entry(__field(int, dfd) __string_from_user(filename, filename) __field(uid_t, user) __field(gid_t, group) __field(int, flag)), - TP_fast_assign(tp_assign(dfd, dfd) tp_copy_string_from_user(filename, filename) tp_assign(user, user) tp_assign(group, group) tp_assign(flag, flag)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_linkat -SC_TRACE_EVENT(sys_linkat, - TP_PROTO(int olddfd, const char * oldname, int newdfd, const char * newname, int flags), - TP_ARGS(olddfd, oldname, newdfd, newname, flags), - TP_STRUCT__entry(__field(int, olddfd) __string_from_user(oldname, oldname) __field(int, newdfd) __string_from_user(newname, newname) __field(int, flags)), - TP_fast_assign(tp_assign(olddfd, olddfd) tp_copy_string_from_user(oldname, oldname) tp_assign(newdfd, newdfd) tp_copy_string_from_user(newname, newname) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_ppoll -SC_TRACE_EVENT(sys_ppoll, - TP_PROTO(struct pollfd * ufds, unsigned int nfds, struct timespec * tsp, const sigset_t * sigmask, size_t sigsetsize), - TP_ARGS(ufds, nfds, tsp, sigmask, sigsetsize), - TP_STRUCT__entry(__field_hex(struct pollfd *, ufds) __field(unsigned int, nfds) __field_hex(struct timespec *, tsp) __field_hex(const sigset_t *, sigmask) __field(size_t, sigsetsize)), - TP_fast_assign(tp_assign(ufds, ufds) tp_assign(nfds, nfds) tp_assign(tsp, tsp) tp_assign(sigmask, sigmask) tp_assign(sigsetsize, sigsetsize)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_preadv -SC_TRACE_EVENT(sys_preadv, - TP_PROTO(unsigned long fd, const struct iovec * vec, unsigned long vlen, unsigned long pos_l, unsigned long pos_h), - TP_ARGS(fd, vec, vlen, pos_l, pos_h), - TP_STRUCT__entry(__field(unsigned long, fd) __field_hex(const struct iovec *, vec) __field(unsigned long, vlen) __field(unsigned long, pos_l) __field(unsigned long, pos_h)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(vec, vec) tp_assign(vlen, vlen) tp_assign(pos_l, pos_l) tp_assign(pos_h, pos_h)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_pwritev -SC_TRACE_EVENT(sys_pwritev, - TP_PROTO(unsigned long fd, const struct iovec * vec, unsigned long vlen, unsigned long pos_l, unsigned long pos_h), - TP_ARGS(fd, vec, vlen, pos_l, pos_h), - TP_STRUCT__entry(__field(unsigned long, fd) __field_hex(const struct iovec *, vec) __field(unsigned long, vlen) __field(unsigned long, pos_l) __field(unsigned long, pos_h)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(vec, vec) tp_assign(vlen, vlen) tp_assign(pos_l, pos_l) tp_assign(pos_h, pos_h)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_perf_event_open -SC_TRACE_EVENT(sys_perf_event_open, - TP_PROTO(struct perf_event_attr * attr_uptr, pid_t pid, int cpu, int group_fd, unsigned long flags), - TP_ARGS(attr_uptr, pid, cpu, group_fd, flags), - TP_STRUCT__entry(__field_hex(struct perf_event_attr *, attr_uptr) __field(pid_t, pid) __field(int, cpu) __field(int, group_fd) __field(unsigned long, flags)), - TP_fast_assign(tp_assign(attr_uptr, attr_uptr) tp_assign(pid, pid) tp_assign(cpu, cpu) tp_assign(group_fd, group_fd) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_recvmmsg -SC_TRACE_EVENT(sys_recvmmsg, - TP_PROTO(int fd, struct mmsghdr * mmsg, unsigned int vlen, unsigned int flags, struct timespec * timeout), - TP_ARGS(fd, mmsg, vlen, flags, timeout), - TP_STRUCT__entry(__field(int, fd) __field_hex(struct mmsghdr *, mmsg) __field(unsigned int, vlen) __field(unsigned int, flags) __field_hex(struct timespec *, timeout)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(mmsg, mmsg) tp_assign(vlen, vlen) tp_assign(flags, flags) tp_assign(timeout, timeout)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_sendto -SC_TRACE_EVENT(sys_sendto, - TP_PROTO(int fd, void * buff, size_t len, unsigned flags, struct sockaddr * addr, int addr_len), - TP_ARGS(fd, buff, len, flags, addr, addr_len), - TP_STRUCT__entry(__field(int, fd) __field_hex(void *, buff) __field(size_t, len) __field(unsigned, flags) __field_hex(struct sockaddr *, addr) __field_hex(int, addr_len)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(buff, buff) tp_assign(len, len) tp_assign(flags, flags) tp_assign(addr, addr) tp_assign(addr_len, addr_len)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_recvfrom -SC_TRACE_EVENT(sys_recvfrom, - TP_PROTO(int fd, void * ubuf, size_t size, unsigned flags, struct sockaddr * addr, int * addr_len), - TP_ARGS(fd, ubuf, size, flags, addr, addr_len), - TP_STRUCT__entry(__field(int, fd) __field_hex(void *, ubuf) __field(size_t, size) __field(unsigned, flags) __field_hex(struct sockaddr *, addr) __field_hex(int *, addr_len)), - TP_fast_assign(tp_assign(fd, fd) tp_assign(ubuf, ubuf) tp_assign(size, size) tp_assign(flags, flags) tp_assign(addr, addr) tp_assign(addr_len, addr_len)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_futex -SC_TRACE_EVENT(sys_futex, - TP_PROTO(u32 * uaddr, int op, u32 val, struct timespec * utime, u32 * uaddr2, u32 val3), - TP_ARGS(uaddr, op, val, utime, uaddr2, val3), - TP_STRUCT__entry(__field_hex(u32 *, uaddr) __field(int, op) __field(u32, val) __field_hex(struct timespec *, utime) __field_hex(u32 *, uaddr2) __field(u32, val3)), - TP_fast_assign(tp_assign(uaddr, uaddr) tp_assign(op, op) tp_assign(val, val) tp_assign(utime, utime) tp_assign(uaddr2, uaddr2) tp_assign(val3, val3)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_pselect6 -SC_TRACE_EVENT(sys_pselect6, - TP_PROTO(int n, fd_set * inp, fd_set * outp, fd_set * exp, struct timespec * tsp, void * sig), - TP_ARGS(n, inp, outp, exp, tsp, sig), - TP_STRUCT__entry(__field(int, n) __field_hex(fd_set *, inp) __field_hex(fd_set *, outp) __field_hex(fd_set *, exp) __field_hex(struct timespec *, tsp) __field_hex(void *, sig)), - TP_fast_assign(tp_assign(n, n) tp_assign(inp, inp) tp_assign(outp, outp) tp_assign(exp, exp) tp_assign(tsp, tsp) tp_assign(sig, sig)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_splice -SC_TRACE_EVENT(sys_splice, - TP_PROTO(int fd_in, loff_t * off_in, int fd_out, loff_t * off_out, size_t len, unsigned int flags), - TP_ARGS(fd_in, off_in, fd_out, off_out, len, flags), - TP_STRUCT__entry(__field(int, fd_in) __field_hex(loff_t *, off_in) __field(int, fd_out) __field_hex(loff_t *, off_out) __field(size_t, len) __field(unsigned int, flags)), - TP_fast_assign(tp_assign(fd_in, fd_in) tp_assign(off_in, off_in) tp_assign(fd_out, fd_out) tp_assign(off_out, off_out) tp_assign(len, len) tp_assign(flags, flags)), - TP_printk() -) -#endif -#ifndef OVERRIDE_64_sys_epoll_pwait -SC_TRACE_EVENT(sys_epoll_pwait, - TP_PROTO(int epfd, struct epoll_event * events, int maxevents, int timeout, const sigset_t * sigmask, size_t sigsetsize), - TP_ARGS(epfd, events, maxevents, timeout, sigmask, sigsetsize), - TP_STRUCT__entry(__field(int, epfd) __field_hex(struct epoll_event *, events) __field(int, maxevents) __field(int, timeout) __field_hex(const sigset_t *, sigmask) __field(size_t, sigsetsize)), - TP_fast_assign(tp_assign(epfd, epfd) tp_assign(events, events) tp_assign(maxevents, maxevents) tp_assign(timeout, timeout) tp_assign(sigmask, sigmask) tp_assign(sigsetsize, sigsetsize)), - TP_printk() -) -#endif - -#endif /* _TRACE_SYSCALLS_POINTERS_H */ - -/* This part must be outside protection */ -#include "../../../probes/define_trace.h" - -#else /* CREATE_SYSCALL_TABLE */ - -#include "x86-64-syscalls-3.0.4_pointers_override.h" -#include "syscalls_pointers_override.h" - -#ifndef OVERRIDE_TABLE_64_sys_read -TRACE_SYSCALL_TABLE(sys_read, sys_read, 0, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_write -TRACE_SYSCALL_TABLE(sys_write, sys_write, 1, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_open -TRACE_SYSCALL_TABLE(sys_open, sys_open, 2, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_newstat -TRACE_SYSCALL_TABLE(sys_newstat, sys_newstat, 4, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_newfstat -TRACE_SYSCALL_TABLE(sys_newfstat, sys_newfstat, 5, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_newlstat -TRACE_SYSCALL_TABLE(sys_newlstat, sys_newlstat, 6, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_poll -TRACE_SYSCALL_TABLE(sys_poll, sys_poll, 7, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_rt_sigaction -TRACE_SYSCALL_TABLE(sys_rt_sigaction, sys_rt_sigaction, 13, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_rt_sigprocmask -TRACE_SYSCALL_TABLE(sys_rt_sigprocmask, sys_rt_sigprocmask, 14, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_readv -TRACE_SYSCALL_TABLE(sys_readv, sys_readv, 19, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_writev -TRACE_SYSCALL_TABLE(sys_writev, sys_writev, 20, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_access -TRACE_SYSCALL_TABLE(sys_access, sys_access, 21, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_pipe -TRACE_SYSCALL_TABLE(sys_pipe, sys_pipe, 22, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_select -TRACE_SYSCALL_TABLE(sys_select, sys_select, 23, 5) -#endif -#ifndef OVERRIDE_TABLE_64_sys_mincore -TRACE_SYSCALL_TABLE(sys_mincore, sys_mincore, 27, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_shmat -TRACE_SYSCALL_TABLE(sys_shmat, sys_shmat, 30, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_shmctl -TRACE_SYSCALL_TABLE(sys_shmctl, sys_shmctl, 31, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_nanosleep -TRACE_SYSCALL_TABLE(sys_nanosleep, sys_nanosleep, 35, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_getitimer -TRACE_SYSCALL_TABLE(sys_getitimer, sys_getitimer, 36, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_setitimer -TRACE_SYSCALL_TABLE(sys_setitimer, sys_setitimer, 38, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_sendfile64 -TRACE_SYSCALL_TABLE(sys_sendfile64, sys_sendfile64, 40, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_connect -TRACE_SYSCALL_TABLE(sys_connect, sys_connect, 42, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_accept -TRACE_SYSCALL_TABLE(sys_accept, sys_accept, 43, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_sendto -TRACE_SYSCALL_TABLE(sys_sendto, sys_sendto, 44, 6) -#endif -#ifndef OVERRIDE_TABLE_64_sys_recvfrom -TRACE_SYSCALL_TABLE(sys_recvfrom, sys_recvfrom, 45, 6) -#endif -#ifndef OVERRIDE_TABLE_64_sys_sendmsg -TRACE_SYSCALL_TABLE(sys_sendmsg, sys_sendmsg, 46, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_recvmsg -TRACE_SYSCALL_TABLE(sys_recvmsg, sys_recvmsg, 47, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_bind -TRACE_SYSCALL_TABLE(sys_bind, sys_bind, 49, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_getsockname -TRACE_SYSCALL_TABLE(sys_getsockname, sys_getsockname, 51, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_getpeername -TRACE_SYSCALL_TABLE(sys_getpeername, sys_getpeername, 52, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_socketpair -TRACE_SYSCALL_TABLE(sys_socketpair, sys_socketpair, 53, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_setsockopt -TRACE_SYSCALL_TABLE(sys_setsockopt, sys_setsockopt, 54, 5) -#endif -#ifndef OVERRIDE_TABLE_64_sys_getsockopt -TRACE_SYSCALL_TABLE(sys_getsockopt, sys_getsockopt, 55, 5) -#endif -#ifndef OVERRIDE_TABLE_64_sys_wait4 -TRACE_SYSCALL_TABLE(sys_wait4, sys_wait4, 61, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_newuname -TRACE_SYSCALL_TABLE(sys_newuname, sys_newuname, 63, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_semop -TRACE_SYSCALL_TABLE(sys_semop, sys_semop, 65, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_shmdt -TRACE_SYSCALL_TABLE(sys_shmdt, sys_shmdt, 67, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_msgsnd -TRACE_SYSCALL_TABLE(sys_msgsnd, sys_msgsnd, 69, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_msgrcv -TRACE_SYSCALL_TABLE(sys_msgrcv, sys_msgrcv, 70, 5) -#endif -#ifndef OVERRIDE_TABLE_64_sys_msgctl -TRACE_SYSCALL_TABLE(sys_msgctl, sys_msgctl, 71, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_truncate -TRACE_SYSCALL_TABLE(sys_truncate, sys_truncate, 76, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_getdents -TRACE_SYSCALL_TABLE(sys_getdents, sys_getdents, 78, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_getcwd -TRACE_SYSCALL_TABLE(sys_getcwd, sys_getcwd, 79, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_chdir -TRACE_SYSCALL_TABLE(sys_chdir, sys_chdir, 80, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_rename -TRACE_SYSCALL_TABLE(sys_rename, sys_rename, 82, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_mkdir -TRACE_SYSCALL_TABLE(sys_mkdir, sys_mkdir, 83, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_rmdir -TRACE_SYSCALL_TABLE(sys_rmdir, sys_rmdir, 84, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_creat -TRACE_SYSCALL_TABLE(sys_creat, sys_creat, 85, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_link -TRACE_SYSCALL_TABLE(sys_link, sys_link, 86, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_unlink -TRACE_SYSCALL_TABLE(sys_unlink, sys_unlink, 87, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_symlink -TRACE_SYSCALL_TABLE(sys_symlink, sys_symlink, 88, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_readlink -TRACE_SYSCALL_TABLE(sys_readlink, sys_readlink, 89, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_chmod -TRACE_SYSCALL_TABLE(sys_chmod, sys_chmod, 90, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_chown -TRACE_SYSCALL_TABLE(sys_chown, sys_chown, 92, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_lchown -TRACE_SYSCALL_TABLE(sys_lchown, sys_lchown, 94, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_gettimeofday -TRACE_SYSCALL_TABLE(sys_gettimeofday, sys_gettimeofday, 96, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_getrlimit -TRACE_SYSCALL_TABLE(sys_getrlimit, sys_getrlimit, 97, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_getrusage -TRACE_SYSCALL_TABLE(sys_getrusage, sys_getrusage, 98, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_sysinfo -TRACE_SYSCALL_TABLE(sys_sysinfo, sys_sysinfo, 99, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_times -TRACE_SYSCALL_TABLE(sys_times, sys_times, 100, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_syslog -TRACE_SYSCALL_TABLE(sys_syslog, sys_syslog, 103, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_getgroups -TRACE_SYSCALL_TABLE(sys_getgroups, sys_getgroups, 115, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_setgroups -TRACE_SYSCALL_TABLE(sys_setgroups, sys_setgroups, 116, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_getresuid -TRACE_SYSCALL_TABLE(sys_getresuid, sys_getresuid, 118, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_getresgid -TRACE_SYSCALL_TABLE(sys_getresgid, sys_getresgid, 120, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_rt_sigpending -TRACE_SYSCALL_TABLE(sys_rt_sigpending, sys_rt_sigpending, 127, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_rt_sigtimedwait -TRACE_SYSCALL_TABLE(sys_rt_sigtimedwait, sys_rt_sigtimedwait, 128, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_rt_sigqueueinfo -TRACE_SYSCALL_TABLE(sys_rt_sigqueueinfo, sys_rt_sigqueueinfo, 129, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_rt_sigsuspend -TRACE_SYSCALL_TABLE(sys_rt_sigsuspend, sys_rt_sigsuspend, 130, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_utime -TRACE_SYSCALL_TABLE(sys_utime, sys_utime, 132, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_mknod -TRACE_SYSCALL_TABLE(sys_mknod, sys_mknod, 133, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_ustat -TRACE_SYSCALL_TABLE(sys_ustat, sys_ustat, 136, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_statfs -TRACE_SYSCALL_TABLE(sys_statfs, sys_statfs, 137, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_fstatfs -TRACE_SYSCALL_TABLE(sys_fstatfs, sys_fstatfs, 138, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_sched_setparam -TRACE_SYSCALL_TABLE(sys_sched_setparam, sys_sched_setparam, 142, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_sched_getparam -TRACE_SYSCALL_TABLE(sys_sched_getparam, sys_sched_getparam, 143, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_sched_setscheduler -TRACE_SYSCALL_TABLE(sys_sched_setscheduler, sys_sched_setscheduler, 144, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_sched_rr_get_interval -TRACE_SYSCALL_TABLE(sys_sched_rr_get_interval, sys_sched_rr_get_interval, 148, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_pivot_root -TRACE_SYSCALL_TABLE(sys_pivot_root, sys_pivot_root, 155, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_sysctl -TRACE_SYSCALL_TABLE(sys_sysctl, sys_sysctl, 156, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_adjtimex -TRACE_SYSCALL_TABLE(sys_adjtimex, sys_adjtimex, 159, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_setrlimit -TRACE_SYSCALL_TABLE(sys_setrlimit, sys_setrlimit, 160, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_chroot -TRACE_SYSCALL_TABLE(sys_chroot, sys_chroot, 161, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_settimeofday -TRACE_SYSCALL_TABLE(sys_settimeofday, sys_settimeofday, 164, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_mount -TRACE_SYSCALL_TABLE(sys_mount, sys_mount, 165, 5) -#endif -#ifndef OVERRIDE_TABLE_64_sys_umount -TRACE_SYSCALL_TABLE(sys_umount, sys_umount, 166, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_swapon -TRACE_SYSCALL_TABLE(sys_swapon, sys_swapon, 167, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_swapoff -TRACE_SYSCALL_TABLE(sys_swapoff, sys_swapoff, 168, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_reboot -TRACE_SYSCALL_TABLE(sys_reboot, sys_reboot, 169, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_sethostname -TRACE_SYSCALL_TABLE(sys_sethostname, sys_sethostname, 170, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_setdomainname -TRACE_SYSCALL_TABLE(sys_setdomainname, sys_setdomainname, 171, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_init_module -TRACE_SYSCALL_TABLE(sys_init_module, sys_init_module, 175, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_delete_module -TRACE_SYSCALL_TABLE(sys_delete_module, sys_delete_module, 176, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_nfsservctl -TRACE_SYSCALL_TABLE(sys_nfsservctl, sys_nfsservctl, 180, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_setxattr -TRACE_SYSCALL_TABLE(sys_setxattr, sys_setxattr, 188, 5) -#endif -#ifndef OVERRIDE_TABLE_64_sys_lsetxattr -TRACE_SYSCALL_TABLE(sys_lsetxattr, sys_lsetxattr, 189, 5) -#endif -#ifndef OVERRIDE_TABLE_64_sys_fsetxattr -TRACE_SYSCALL_TABLE(sys_fsetxattr, sys_fsetxattr, 190, 5) -#endif -#ifndef OVERRIDE_TABLE_64_sys_getxattr -TRACE_SYSCALL_TABLE(sys_getxattr, sys_getxattr, 191, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_lgetxattr -TRACE_SYSCALL_TABLE(sys_lgetxattr, sys_lgetxattr, 192, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_fgetxattr -TRACE_SYSCALL_TABLE(sys_fgetxattr, sys_fgetxattr, 193, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_listxattr -TRACE_SYSCALL_TABLE(sys_listxattr, sys_listxattr, 194, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_llistxattr -TRACE_SYSCALL_TABLE(sys_llistxattr, sys_llistxattr, 195, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_flistxattr -TRACE_SYSCALL_TABLE(sys_flistxattr, sys_flistxattr, 196, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_removexattr -TRACE_SYSCALL_TABLE(sys_removexattr, sys_removexattr, 197, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_lremovexattr -TRACE_SYSCALL_TABLE(sys_lremovexattr, sys_lremovexattr, 198, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_fremovexattr -TRACE_SYSCALL_TABLE(sys_fremovexattr, sys_fremovexattr, 199, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_time -TRACE_SYSCALL_TABLE(sys_time, sys_time, 201, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_futex -TRACE_SYSCALL_TABLE(sys_futex, sys_futex, 202, 6) -#endif -#ifndef OVERRIDE_TABLE_64_sys_sched_setaffinity -TRACE_SYSCALL_TABLE(sys_sched_setaffinity, sys_sched_setaffinity, 203, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_sched_getaffinity -TRACE_SYSCALL_TABLE(sys_sched_getaffinity, sys_sched_getaffinity, 204, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_io_setup -TRACE_SYSCALL_TABLE(sys_io_setup, sys_io_setup, 206, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_io_getevents -TRACE_SYSCALL_TABLE(sys_io_getevents, sys_io_getevents, 208, 5) -#endif -#ifndef OVERRIDE_TABLE_64_sys_io_submit -TRACE_SYSCALL_TABLE(sys_io_submit, sys_io_submit, 209, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_io_cancel -TRACE_SYSCALL_TABLE(sys_io_cancel, sys_io_cancel, 210, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_getdents64 -TRACE_SYSCALL_TABLE(sys_getdents64, sys_getdents64, 217, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_set_tid_address -TRACE_SYSCALL_TABLE(sys_set_tid_address, sys_set_tid_address, 218, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_semtimedop -TRACE_SYSCALL_TABLE(sys_semtimedop, sys_semtimedop, 220, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_timer_create -TRACE_SYSCALL_TABLE(sys_timer_create, sys_timer_create, 222, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_timer_settime -TRACE_SYSCALL_TABLE(sys_timer_settime, sys_timer_settime, 223, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_timer_gettime -TRACE_SYSCALL_TABLE(sys_timer_gettime, sys_timer_gettime, 224, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_clock_settime -TRACE_SYSCALL_TABLE(sys_clock_settime, sys_clock_settime, 227, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_clock_gettime -TRACE_SYSCALL_TABLE(sys_clock_gettime, sys_clock_gettime, 228, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_clock_getres -TRACE_SYSCALL_TABLE(sys_clock_getres, sys_clock_getres, 229, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_clock_nanosleep -TRACE_SYSCALL_TABLE(sys_clock_nanosleep, sys_clock_nanosleep, 230, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_epoll_wait -TRACE_SYSCALL_TABLE(sys_epoll_wait, sys_epoll_wait, 232, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_epoll_ctl -TRACE_SYSCALL_TABLE(sys_epoll_ctl, sys_epoll_ctl, 233, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_utimes -TRACE_SYSCALL_TABLE(sys_utimes, sys_utimes, 235, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_mq_open -TRACE_SYSCALL_TABLE(sys_mq_open, sys_mq_open, 240, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_mq_unlink -TRACE_SYSCALL_TABLE(sys_mq_unlink, sys_mq_unlink, 241, 1) -#endif -#ifndef OVERRIDE_TABLE_64_sys_mq_timedsend -TRACE_SYSCALL_TABLE(sys_mq_timedsend, sys_mq_timedsend, 242, 5) -#endif -#ifndef OVERRIDE_TABLE_64_sys_mq_timedreceive -TRACE_SYSCALL_TABLE(sys_mq_timedreceive, sys_mq_timedreceive, 243, 5) -#endif -#ifndef OVERRIDE_TABLE_64_sys_mq_notify -TRACE_SYSCALL_TABLE(sys_mq_notify, sys_mq_notify, 244, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_mq_getsetattr -TRACE_SYSCALL_TABLE(sys_mq_getsetattr, sys_mq_getsetattr, 245, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_kexec_load -TRACE_SYSCALL_TABLE(sys_kexec_load, sys_kexec_load, 246, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_waitid -TRACE_SYSCALL_TABLE(sys_waitid, sys_waitid, 247, 5) -#endif -#ifndef OVERRIDE_TABLE_64_sys_inotify_add_watch -TRACE_SYSCALL_TABLE(sys_inotify_add_watch, sys_inotify_add_watch, 254, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_openat -TRACE_SYSCALL_TABLE(sys_openat, sys_openat, 257, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_mkdirat -TRACE_SYSCALL_TABLE(sys_mkdirat, sys_mkdirat, 258, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_mknodat -TRACE_SYSCALL_TABLE(sys_mknodat, sys_mknodat, 259, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_fchownat -TRACE_SYSCALL_TABLE(sys_fchownat, sys_fchownat, 260, 5) -#endif -#ifndef OVERRIDE_TABLE_64_sys_futimesat -TRACE_SYSCALL_TABLE(sys_futimesat, sys_futimesat, 261, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_newfstatat -TRACE_SYSCALL_TABLE(sys_newfstatat, sys_newfstatat, 262, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_unlinkat -TRACE_SYSCALL_TABLE(sys_unlinkat, sys_unlinkat, 263, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_renameat -TRACE_SYSCALL_TABLE(sys_renameat, sys_renameat, 264, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_linkat -TRACE_SYSCALL_TABLE(sys_linkat, sys_linkat, 265, 5) -#endif -#ifndef OVERRIDE_TABLE_64_sys_symlinkat -TRACE_SYSCALL_TABLE(sys_symlinkat, sys_symlinkat, 266, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_readlinkat -TRACE_SYSCALL_TABLE(sys_readlinkat, sys_readlinkat, 267, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_fchmodat -TRACE_SYSCALL_TABLE(sys_fchmodat, sys_fchmodat, 268, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_faccessat -TRACE_SYSCALL_TABLE(sys_faccessat, sys_faccessat, 269, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_pselect6 -TRACE_SYSCALL_TABLE(sys_pselect6, sys_pselect6, 270, 6) -#endif -#ifndef OVERRIDE_TABLE_64_sys_ppoll -TRACE_SYSCALL_TABLE(sys_ppoll, sys_ppoll, 271, 5) -#endif -#ifndef OVERRIDE_TABLE_64_sys_set_robust_list -TRACE_SYSCALL_TABLE(sys_set_robust_list, sys_set_robust_list, 273, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_get_robust_list -TRACE_SYSCALL_TABLE(sys_get_robust_list, sys_get_robust_list, 274, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_splice -TRACE_SYSCALL_TABLE(sys_splice, sys_splice, 275, 6) -#endif -#ifndef OVERRIDE_TABLE_64_sys_vmsplice -TRACE_SYSCALL_TABLE(sys_vmsplice, sys_vmsplice, 278, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_utimensat -TRACE_SYSCALL_TABLE(sys_utimensat, sys_utimensat, 280, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_epoll_pwait -TRACE_SYSCALL_TABLE(sys_epoll_pwait, sys_epoll_pwait, 281, 6) -#endif -#ifndef OVERRIDE_TABLE_64_sys_signalfd -TRACE_SYSCALL_TABLE(sys_signalfd, sys_signalfd, 282, 3) -#endif -#ifndef OVERRIDE_TABLE_64_sys_timerfd_settime -TRACE_SYSCALL_TABLE(sys_timerfd_settime, sys_timerfd_settime, 286, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_timerfd_gettime -TRACE_SYSCALL_TABLE(sys_timerfd_gettime, sys_timerfd_gettime, 287, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_accept4 -TRACE_SYSCALL_TABLE(sys_accept4, sys_accept4, 288, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_signalfd4 -TRACE_SYSCALL_TABLE(sys_signalfd4, sys_signalfd4, 289, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_pipe2 -TRACE_SYSCALL_TABLE(sys_pipe2, sys_pipe2, 293, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_preadv -TRACE_SYSCALL_TABLE(sys_preadv, sys_preadv, 295, 5) -#endif -#ifndef OVERRIDE_TABLE_64_sys_pwritev -TRACE_SYSCALL_TABLE(sys_pwritev, sys_pwritev, 296, 5) -#endif -#ifndef OVERRIDE_TABLE_64_sys_rt_tgsigqueueinfo -TRACE_SYSCALL_TABLE(sys_rt_tgsigqueueinfo, sys_rt_tgsigqueueinfo, 297, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_perf_event_open -TRACE_SYSCALL_TABLE(sys_perf_event_open, sys_perf_event_open, 298, 5) -#endif -#ifndef OVERRIDE_TABLE_64_sys_recvmmsg -TRACE_SYSCALL_TABLE(sys_recvmmsg, sys_recvmmsg, 299, 5) -#endif -#ifndef OVERRIDE_TABLE_64_sys_prlimit64 -TRACE_SYSCALL_TABLE(sys_prlimit64, sys_prlimit64, 302, 4) -#endif -#ifndef OVERRIDE_TABLE_64_sys_clock_adjtime -TRACE_SYSCALL_TABLE(sys_clock_adjtime, sys_clock_adjtime, 305, 2) -#endif -#ifndef OVERRIDE_TABLE_64_sys_sendmmsg -TRACE_SYSCALL_TABLE(sys_sendmmsg, sys_sendmmsg, 307, 4) -#endif - -#endif /* CREATE_SYSCALL_TABLE */ diff --git a/drivers/staging/lttng/instrumentation/syscalls/headers/x86-64-syscalls-3.0.4_pointers_override.h b/drivers/staging/lttng/instrumentation/syscalls/headers/x86-64-syscalls-3.0.4_pointers_override.h deleted file mode 100644 index 0cdb32a..0000000 --- a/drivers/staging/lttng/instrumentation/syscalls/headers/x86-64-syscalls-3.0.4_pointers_override.h +++ /dev/null @@ -1,5 +0,0 @@ -#ifndef CREATE_SYSCALL_TABLE - -#else /* CREATE_SYSCALL_TABLE */ - -#endif /* CREATE_SYSCALL_TABLE */ diff --git a/drivers/staging/lttng/instrumentation/syscalls/lttng-syscalls-extractor/Makefile b/drivers/staging/lttng/instrumentation/syscalls/lttng-syscalls-extractor/Makefile deleted file mode 100644 index 4beb88c..0000000 --- a/drivers/staging/lttng/instrumentation/syscalls/lttng-syscalls-extractor/Makefile +++ /dev/null @@ -1 +0,0 @@ -obj-m += lttng-syscalls-extractor.o diff --git a/drivers/staging/lttng/instrumentation/syscalls/lttng-syscalls-extractor/lttng-syscalls-extractor.c b/drivers/staging/lttng/instrumentation/syscalls/lttng-syscalls-extractor/lttng-syscalls-extractor.c deleted file mode 100644 index 06c0da1..0000000 --- a/drivers/staging/lttng/instrumentation/syscalls/lttng-syscalls-extractor/lttng-syscalls-extractor.c +++ /dev/null @@ -1,85 +0,0 @@ -/* - * Copyright 2011 - Mathieu Desnoyers - * Copyright 2011 - Julien Desfossez - * - * Dump syscall metadata to console. - * - * GPLv2 license. - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#ifndef CONFIG_FTRACE_SYSCALLS -#error "You need to set CONFIG_FTRACE_SYSCALLS=y" -#endif - -#ifndef CONFIG_KALLSYMS_ALL -#error "You need to set CONFIG_KALLSYMS_ALL=y" -#endif - -static struct syscall_metadata **__start_syscalls_metadata; -static struct syscall_metadata **__stop_syscalls_metadata; - -static __init -struct syscall_metadata *find_syscall_meta(unsigned long syscall) -{ - struct syscall_metadata **iter; - - for (iter = __start_syscalls_metadata; - iter < __stop_syscalls_metadata; iter++) { - if ((*iter)->syscall_nr == syscall) - return (*iter); - } - return NULL; -} - -int init_module(void) -{ - struct syscall_metadata *meta; - int i; - - __start_syscalls_metadata = (void *) kallsyms_lookup_name("__start_syscalls_metadata"); - __stop_syscalls_metadata = (void *) kallsyms_lookup_name("__stop_syscalls_metadata"); - - for (i = 0; i < NR_syscalls; i++) { - int j; - - meta = find_syscall_meta(i); - if (!meta) - continue; - printk("syscall %s nr %d nbargs %d ", - meta->name, meta->syscall_nr, meta->nb_args); - printk("types: ("); - for (j = 0; j < meta->nb_args; j++) { - if (j > 0) - printk(", "); - printk("%s", meta->types[j]); - } - printk(") "); - printk("args: ("); - for (j = 0; j < meta->nb_args; j++) { - if (j > 0) - printk(", "); - printk("%s", meta->args[j]); - } - printk(")\n"); - } - printk("SUCCESS\n"); - - return -1; -} - -void cleanup_module(void) -{ -} - -MODULE_LICENSE("GPL"); diff --git a/drivers/staging/lttng/instrumentation/syscalls/lttng-syscalls-generate-headers.sh b/drivers/staging/lttng/instrumentation/syscalls/lttng-syscalls-generate-headers.sh deleted file mode 100644 index 5eddb27..0000000 --- a/drivers/staging/lttng/instrumentation/syscalls/lttng-syscalls-generate-headers.sh +++ /dev/null @@ -1,275 +0,0 @@ -#!/bin/sh - -# Generate system call probe description macros from syscall metadata dump file. -# example usage: -# -# lttng-syscalls-generate-headers.sh integers 3.0.4 x86-64-syscalls-3.0.4 64 -# lttng-syscalls-generate-headers.sh pointers 3.0.4 x86-64-syscalls-3.0.4 64 - -CLASS=$1 -INPUTDIR=$2 -INPUTFILE=$3 -BITNESS=$4 -INPUT=${INPUTDIR}/${INPUTFILE} -SRCFILE=gen.tmp.0 -TMPFILE=gen.tmp.1 -HEADER=headers/${INPUTFILE}_${CLASS}.h - -cp ${INPUT} ${SRCFILE} - -#Cleanup -perl -p -e 's/^\[.*\] //g' ${SRCFILE} > ${TMPFILE} -mv ${TMPFILE} ${SRCFILE} - -perl -p -e 's/^syscall sys_([^ ]*)/syscall $1/g' ${SRCFILE} > ${TMPFILE} -mv ${TMPFILE} ${SRCFILE} - -#Filter - -if [ "$CLASS" = integers ]; then - #select integers and no-args. - CLASSCAP=INTEGERS - grep -v "\\*\|cap_user_header_t" ${SRCFILE} > ${TMPFILE} - mv ${TMPFILE} ${SRCFILE} -fi - - -if [ "$CLASS" = pointers ]; then - #select system calls using pointers. - CLASSCAP=POINTERS - grep "\\*\|cap_#user_header_t" ${SRCFILE} > ${TMPFILE} - mv ${TMPFILE} ${SRCFILE} -fi - -echo "/* THIS FILE IS AUTO-GENERATED. DO NOT EDIT */" > ${HEADER} - -echo \ -"#ifndef CREATE_SYSCALL_TABLE - -#if !defined(_TRACE_SYSCALLS_${CLASSCAP}_H) || defined(TRACE_HEADER_MULTI_READ) -#define _TRACE_SYSCALLS_${CLASSCAP}_H - -#include -#include -#include \"${INPUTFILE}_${CLASS}_override.h\" -#include \"syscalls_${CLASS}_override.h\" -" >> ${HEADER} - -if [ "$CLASS" = integers ]; then - -NRARGS=0 - -echo \ -'SC_DECLARE_EVENT_CLASS_NOARGS(syscalls_noargs,\n'\ -' TP_STRUCT__entry(),\n'\ -' TP_fast_assign(),\n'\ -' TP_printk()\n'\ -')'\ - >> ${HEADER} - -grep "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} > ${TMPFILE} -perl -p -e 's/^syscall ([^ ]*) nr ([^ ]*) nbargs ([^ ]*) '\ -'types: \(([^)]*)\) '\ -'args: \(([^)]*)\)/'\ -'#ifndef OVERRIDE_'"${BITNESS}"'_sys_$1\n'\ -'SC_DEFINE_EVENT_NOARGS(syscalls_noargs, sys_$1)\n'\ -'#endif/g'\ - ${TMPFILE} >> ${HEADER} - -fi - - -# types: 4 -# args 5 - -NRARGS=1 -grep "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} > ${TMPFILE} -perl -p -e 's/^syscall ([^ ]*) nr ([^ ]*) nbargs ([^ ]*) '\ -'types: \(([^)]*)\) '\ -'args: \(([^)]*)\)/'\ -'#ifndef OVERRIDE_'"${BITNESS}"'_sys_$1\n'\ -'SC_TRACE_EVENT(sys_$1,\n'\ -' TP_PROTO($4 $5),\n'\ -' TP_ARGS($5),\n'\ -' TP_STRUCT__entry(__field($4, $5)),\n'\ -' TP_fast_assign(tp_assign($4, $5, $5)),\n'\ -' TP_printk()\n'\ -')\n'\ -'#endif/g'\ - ${TMPFILE} >> ${HEADER} - -# types: 4 5 -# args 6 7 - -NRARGS=2 -grep "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} > ${TMPFILE} -perl -p -e 's/^syscall ([^ ]*) nr ([^ ]*) nbargs ([^ ]*) '\ -'types: \(([^,]*), ([^)]*)\) '\ -'args: \(([^,]*), ([^)]*)\)/'\ -'#ifndef OVERRIDE_'"${BITNESS}"'_sys_$1\n'\ -'SC_TRACE_EVENT(sys_$1,\n'\ -' TP_PROTO($4 $6, $5 $7),\n'\ -' TP_ARGS($6, $7),\n'\ -' TP_STRUCT__entry(__field($4, $6) __field($5, $7)),\n'\ -' TP_fast_assign(tp_assign($4, $6, $6) tp_assign($5, $7, $7)),\n'\ -' TP_printk()\n'\ -')\n'\ -'#endif/g'\ - ${TMPFILE} >> ${HEADER} - -# types: 4 5 6 -# args 7 8 9 - -NRARGS=3 -grep "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} > ${TMPFILE} -perl -p -e 's/^syscall ([^ ]*) nr ([^ ]*) nbargs ([^ ]*) '\ -'types: \(([^,]*), ([^,]*), ([^)]*)\) '\ -'args: \(([^,]*), ([^,]*), ([^)]*)\)/'\ -'#ifndef OVERRIDE_'"${BITNESS}"'_sys_$1\n'\ -'SC_TRACE_EVENT(sys_$1,\n'\ -' TP_PROTO($4 $7, $5 $8, $6 $9),\n'\ -' TP_ARGS($7, $8, $9),\n'\ -' TP_STRUCT__entry(__field($4, $7) __field($5, $8) __field($6, $9)),\n'\ -' TP_fast_assign(tp_assign($4, $7, $7) tp_assign($5, $8, $8) tp_assign($6, $9, $9)),\n'\ -' TP_printk()\n'\ -')\n'\ -'#endif/g'\ - ${TMPFILE} >> ${HEADER} - - -# types: 4 5 6 7 -# args 8 9 10 11 - -NRARGS=4 -grep "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} > ${TMPFILE} -perl -p -e 's/^syscall ([^ ]*) nr ([^ ]*) nbargs ([^ ]*) '\ -'types: \(([^,]*), ([^,]*), ([^,]*), ([^)]*)\) '\ -'args: \(([^,]*), ([^,]*), ([^,]*), ([^)]*)\)/'\ -'#ifndef OVERRIDE_'"${BITNESS}"'_sys_$1\n'\ -'SC_TRACE_EVENT(sys_$1,\n'\ -' TP_PROTO($4 $8, $5 $9, $6 $10, $7 $11),\n'\ -' TP_ARGS($8, $9, $10, $11),\n'\ -' TP_STRUCT__entry(__field($4, $8) __field($5, $9) __field($6, $10) __field($7, $11)),\n'\ -' TP_fast_assign(tp_assign($4, $8, $8) tp_assign($5, $9, $9) tp_assign($6, $10, $10) tp_assign($7, $11, $11)),\n'\ -' TP_printk()\n'\ -')\n'\ -'#endif/g'\ - ${TMPFILE} >> ${HEADER} - -# types: 4 5 6 7 8 -# args 9 10 11 12 13 - -NRARGS=5 -grep "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} > ${TMPFILE} -perl -p -e 's/^syscall ([^ ]*) nr ([^ ]*) nbargs ([^ ]*) '\ -'types: \(([^,]*), ([^,]*), ([^,]*), ([^,]*), ([^)]*)\) '\ -'args: \(([^,]*), ([^,]*), ([^,]*), ([^,]*), ([^)]*)\)/'\ -'#ifndef OVERRIDE_'"${BITNESS}"'_sys_$1\n'\ -'SC_TRACE_EVENT(sys_$1,\n'\ -' TP_PROTO($4 $9, $5 $10, $6 $11, $7 $12, $8 $13),\n'\ -' TP_ARGS($9, $10, $11, $12, $13),\n'\ -' TP_STRUCT__entry(__field($4, $9) __field($5, $10) __field($6, $11) __field($7, $12) __field($8, $13)),\n'\ -' TP_fast_assign(tp_assign($4, $9, $9) tp_assign($5, $10, $10) tp_assign($6, $11, $11) tp_assign($7, $12, $12) tp_assign($8, $13, $13)),\n'\ -' TP_printk()\n'\ -')\n'\ -'#endif/g'\ - ${TMPFILE} >> ${HEADER} - - -# types: 4 5 6 7 8 9 -# args 10 11 12 13 14 15 - -NRARGS=6 -grep "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} > ${TMPFILE} -perl -p -e 's/^syscall ([^ ]*) nr ([^ ]*) nbargs ([^ ]*) '\ -'types: \(([^,]*), ([^,]*), ([^,]*), ([^,]*), ([^,]*), ([^\)]*)\) '\ -'args: \(([^,]*), ([^,]*), ([^,]*), ([^,]*), ([^,]*), ([^\)]*)\)/'\ -'#ifndef OVERRIDE_'"${BITNESS}"'_sys_$1\n'\ -'SC_TRACE_EVENT(sys_$1,\n'\ -' TP_PROTO($4 $10, $5 $11, $6 $12, $7 $13, $8 $14, $9 $15),\n'\ -' TP_ARGS($10, $11, $12, $13, $14, $15),\n'\ -' TP_STRUCT__entry(__field($4, $10) __field($5, $11) __field($6, $12) __field($7, $13) __field($8, $14) __field($9, $15)),\n'\ -' TP_fast_assign(tp_assign($4, $10, $10) tp_assign($5, $11, $11) tp_assign($6, $12, $12) tp_assign($7, $13, $13) tp_assign($8, $14, $14) tp_assign($9, $15, $15)),\n'\ -' TP_printk()\n'\ -')\n'\ -'#endif/g'\ - ${TMPFILE} >> ${HEADER} - -# Macro for tracing syscall table - -rm -f ${TMPFILE} -for NRARGS in $(seq 0 6); do - grep "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} >> ${TMPFILE} -done - -echo \ -" -#endif /* _TRACE_SYSCALLS_${CLASSCAP}_H */ - -/* This part must be outside protection */ -#include \"../../../probes/define_trace.h\" - -#else /* CREATE_SYSCALL_TABLE */ - -#include \"${INPUTFILE}_${CLASS}_override.h\" -#include \"syscalls_${CLASS}_override.h\" -" >> ${HEADER} - -NRARGS=0 - -if [ "$CLASS" = integers ]; then -#noargs -grep "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} > ${TMPFILE} -perl -p -e 's/^syscall ([^ ]*) nr ([^ ]*) nbargs ([^ ]*) .*$/'\ -'#ifndef OVERRIDE_TABLE_'"${BITNESS}"'_sys_$1\n'\ -'TRACE_SYSCALL_TABLE\(syscalls_noargs, sys_$1, $2, $3\)\n'\ -'#endif/g'\ - ${TMPFILE} >> ${HEADER} -fi - -#others. -grep -v "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} > ${TMPFILE} -perl -p -e 's/^syscall ([^ ]*) nr ([^ ]*) nbargs ([^ ]*) .*$/'\ -'#ifndef OVERRIDE_TABLE_'"${BITNESS}"'_sys_$1\n'\ -'TRACE_SYSCALL_TABLE(sys_$1, sys_$1, $2, $3)\n'\ -'#endif/g'\ - ${TMPFILE} >> ${HEADER} - -echo -n \ -" -#endif /* CREATE_SYSCALL_TABLE */ -" >> ${HEADER} - -#fields names: ...char * type with *name* or *file* or *path* or *root* -# or *put_old* or *type* -cp -f ${HEADER} ${TMPFILE} -rm -f ${HEADER} -perl -p -e 's/__field\(([^,)]*char \*), ([^\)]*)(name|file|path|root|put_old|type)([^\)]*)\)/__string_from_user($2$3$4, $2$3$4)/g'\ - ${TMPFILE} >> ${HEADER} -cp -f ${HEADER} ${TMPFILE} -rm -f ${HEADER} -perl -p -e 's/tp_assign\(([^,)]*char \*), ([^,]*)(name|file|path|root|put_old|type)([^,]*), ([^\)]*)\)/tp_copy_string_from_user($2$3$4, $5)/g'\ - ${TMPFILE} >> ${HEADER} - -#prettify addresses heuristics. -#field names with addr or ptr -cp -f ${HEADER} ${TMPFILE} -rm -f ${HEADER} -perl -p -e 's/__field\(([^,)]*), ([^,)]*addr|[^,)]*ptr)([^),]*)\)/__field_hex($1, $2$3)/g'\ - ${TMPFILE} >> ${HEADER} - -#field types ending with '*' -cp -f ${HEADER} ${TMPFILE} -rm -f ${HEADER} -perl -p -e 's/__field\(([^,)]*\*), ([^),]*)\)/__field_hex($1, $2)/g'\ - ${TMPFILE} >> ${HEADER} - -#strip the extra type information from tp_assign. -cp -f ${HEADER} ${TMPFILE} -rm -f ${HEADER} -perl -p -e 's/tp_assign\(([^,)]*), ([^,]*), ([^\)]*)\)/tp_assign($2, $3)/g'\ - ${TMPFILE} >> ${HEADER} - -rm -f ${INPUTFILE}.tmp -rm -f ${TMPFILE} -rm -f ${SRCFILE} diff --git a/drivers/staging/lttng/lib/Makefile b/drivers/staging/lttng/lib/Makefile deleted file mode 100644 index e5735ec..0000000 --- a/drivers/staging/lttng/lib/Makefile +++ /dev/null @@ -1,11 +0,0 @@ -obj-m += lib-ring-buffer.o - -lib-ring-buffer-objs := \ - ringbuffer/ring_buffer_backend.o \ - ringbuffer/ring_buffer_frontend.o \ - ringbuffer/ring_buffer_iterator.o \ - ringbuffer/ring_buffer_vfs.o \ - ringbuffer/ring_buffer_splice.o \ - ringbuffer/ring_buffer_mmap.o \ - prio_heap/lttng_prio_heap.o \ - ../wrapper/splice.o diff --git a/drivers/staging/lttng/lib/align.h b/drivers/staging/lttng/lib/align.h deleted file mode 100644 index 0b86100..0000000 --- a/drivers/staging/lttng/lib/align.h +++ /dev/null @@ -1,61 +0,0 @@ -#ifndef _LTTNG_ALIGN_H -#define _LTTNG_ALIGN_H - -/* - * lib/align.h - * - * (C) Copyright 2010-2011 - Mathieu Desnoyers - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#ifdef __KERNEL__ - -#include -#include "bug.h" - -#define ALIGN_FLOOR(x, a) __ALIGN_FLOOR_MASK(x, (typeof(x)) (a) - 1) -#define __ALIGN_FLOOR_MASK(x, mask) ((x) & ~(mask)) -#define PTR_ALIGN_FLOOR(p, a) \ - ((typeof(p)) ALIGN_FLOOR((unsigned long) (p), a)) - -/* - * Align pointer on natural object alignment. - */ -#define object_align(obj) PTR_ALIGN(obj, __alignof__(*(obj))) -#define object_align_floor(obj) PTR_ALIGN_FLOOR(obj, __alignof__(*(obj))) - -/** - * offset_align - Calculate the offset needed to align an object on its natural - * alignment towards higher addresses. - * @align_drift: object offset from an "alignment"-aligned address. - * @alignment: natural object alignment. Must be non-zero, power of 2. - * - * Returns the offset that must be added to align towards higher - * addresses. - */ -#define offset_align(align_drift, alignment) \ - ({ \ - BUILD_RUNTIME_BUG_ON((alignment) == 0 \ - || ((alignment) & ((alignment) - 1))); \ - (((alignment) - (align_drift)) & ((alignment) - 1)); \ - }) - -/** - * offset_align_floor - Calculate the offset needed to align an object - * on its natural alignment towards lower addresses. - * @align_drift: object offset from an "alignment"-aligned address. - * @alignment: natural object alignment. Must be non-zero, power of 2. - * - * Returns the offset that must be substracted to align towards lower addresses. - */ -#define offset_align_floor(align_drift, alignment) \ - ({ \ - BUILD_RUNTIME_BUG_ON((alignment) == 0 \ - || ((alignment) & ((alignment) - 1))); \ - (((align_drift) - (alignment)) & ((alignment) - 1); \ - }) - -#endif /* __KERNEL__ */ - -#endif diff --git a/drivers/staging/lttng/lib/bitfield.h b/drivers/staging/lttng/lib/bitfield.h deleted file mode 100644 index 861e6dc..0000000 --- a/drivers/staging/lttng/lib/bitfield.h +++ /dev/null @@ -1,400 +0,0 @@ -#ifndef _BABELTRACE_BITFIELD_H -#define _BABELTRACE_BITFIELD_H - -/* - * BabelTrace - * - * Bitfields read/write functions. - * - * Copyright 2010 - Mathieu Desnoyers - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - */ - -#include "../ltt-endian.h" - -#ifndef CHAR_BIT -#define CHAR_BIT 8 -#endif - -/* We can't shift a int from 32 bit, >> 32 and << 32 on int is undefined */ -#define _bt_piecewise_rshift(_v, _shift) \ -({ \ - typeof(_v) ___v = (_v); \ - typeof(_shift) ___shift = (_shift); \ - unsigned long sb = (___shift) / (sizeof(___v) * CHAR_BIT - 1); \ - unsigned long final = (___shift) % (sizeof(___v) * CHAR_BIT - 1); \ - \ - for (; sb; sb--) \ - ___v >>= sizeof(___v) * CHAR_BIT - 1; \ - ___v >>= final; \ -}) - -#define _bt_piecewise_lshift(_v, _shift) \ -({ \ - typeof(_v) ___v = (_v); \ - typeof(_shift) ___shift = (_shift); \ - unsigned long sb = (___shift) / (sizeof(___v) * CHAR_BIT - 1); \ - unsigned long final = (___shift) % (sizeof(___v) * CHAR_BIT - 1); \ - \ - for (; sb; sb--) \ - ___v <<= sizeof(___v) * CHAR_BIT - 1; \ - ___v <<= final; \ -}) - -#define _bt_is_signed_type(type) (((type)(-1)) < 0) - -#define _bt_unsigned_cast(type, v) \ -({ \ - (sizeof(v) < sizeof(type)) ? \ - ((type) (v)) & (~(~(type) 0 << (sizeof(v) * CHAR_BIT))) : \ - (type) (v); \ -}) - -/* - * bt_bitfield_write - write integer to a bitfield in native endianness - * - * Save integer to the bitfield, which starts at the "start" bit, has "len" - * bits. - * The inside of a bitfield is from high bits to low bits. - * Uses native endianness. - * For unsigned "v", pad MSB with 0 if bitfield is larger than v. - * For signed "v", sign-extend v if bitfield is larger than v. - * - * On little endian, bytes are placed from the less significant to the most - * significant. Also, consecutive bitfields are placed from lower bits to higher - * bits. - * - * On big endian, bytes are places from most significant to less significant. - * Also, consecutive bitfields are placed from higher to lower bits. - */ - -#define _bt_bitfield_write_le(_ptr, type, _start, _length, _v) \ -do { \ - typeof(_v) __v = (_v); \ - type *__ptr = (void *) (_ptr); \ - unsigned long __start = (_start), __length = (_length); \ - type mask, cmask; \ - unsigned long ts = sizeof(type) * CHAR_BIT; /* type size */ \ - unsigned long start_unit, end_unit, this_unit; \ - unsigned long end, cshift; /* cshift is "complement shift" */ \ - \ - if (!__length) \ - break; \ - \ - end = __start + __length; \ - start_unit = __start / ts; \ - end_unit = (end + (ts - 1)) / ts; \ - \ - /* Trim v high bits */ \ - if (__length < sizeof(__v) * CHAR_BIT) \ - __v &= ~((~(typeof(__v)) 0) << __length); \ - \ - /* We can now append v with a simple "or", shift it piece-wise */ \ - this_unit = start_unit; \ - if (start_unit == end_unit - 1) { \ - mask = ~((~(type) 0) << (__start % ts)); \ - if (end % ts) \ - mask |= (~(type) 0) << (end % ts); \ - cmask = (type) __v << (__start % ts); \ - cmask &= ~mask; \ - __ptr[this_unit] &= mask; \ - __ptr[this_unit] |= cmask; \ - break; \ - } \ - if (__start % ts) { \ - cshift = __start % ts; \ - mask = ~((~(type) 0) << cshift); \ - cmask = (type) __v << cshift; \ - cmask &= ~mask; \ - __ptr[this_unit] &= mask; \ - __ptr[this_unit] |= cmask; \ - __v = _bt_piecewise_rshift(__v, ts - cshift); \ - __start += ts - cshift; \ - this_unit++; \ - } \ - for (; this_unit < end_unit - 1; this_unit++) { \ - __ptr[this_unit] = (type) __v; \ - __v = _bt_piecewise_rshift(__v, ts); \ - __start += ts; \ - } \ - if (end % ts) { \ - mask = (~(type) 0) << (end % ts); \ - cmask = (type) __v; \ - cmask &= ~mask; \ - __ptr[this_unit] &= mask; \ - __ptr[this_unit] |= cmask; \ - } else \ - __ptr[this_unit] = (type) __v; \ -} while (0) - -#define _bt_bitfield_write_be(_ptr, type, _start, _length, _v) \ -do { \ - typeof(_v) __v = (_v); \ - type *__ptr = (void *) (_ptr); \ - unsigned long __start = (_start), __length = (_length); \ - type mask, cmask; \ - unsigned long ts = sizeof(type) * CHAR_BIT; /* type size */ \ - unsigned long start_unit, end_unit, this_unit; \ - unsigned long end, cshift; /* cshift is "complement shift" */ \ - \ - if (!__length) \ - break; \ - \ - end = __start + __length; \ - start_unit = __start / ts; \ - end_unit = (end + (ts - 1)) / ts; \ - \ - /* Trim v high bits */ \ - if (__length < sizeof(__v) * CHAR_BIT) \ - __v &= ~((~(typeof(__v)) 0) << __length); \ - \ - /* We can now append v with a simple "or", shift it piece-wise */ \ - this_unit = end_unit - 1; \ - if (start_unit == end_unit - 1) { \ - mask = ~((~(type) 0) << ((ts - (end % ts)) % ts)); \ - if (__start % ts) \ - mask |= (~((type) 0)) << (ts - (__start % ts)); \ - cmask = (type) __v << ((ts - (end % ts)) % ts); \ - cmask &= ~mask; \ - __ptr[this_unit] &= mask; \ - __ptr[this_unit] |= cmask; \ - break; \ - } \ - if (end % ts) { \ - cshift = end % ts; \ - mask = ~((~(type) 0) << (ts - cshift)); \ - cmask = (type) __v << (ts - cshift); \ - cmask &= ~mask; \ - __ptr[this_unit] &= mask; \ - __ptr[this_unit] |= cmask; \ - __v = _bt_piecewise_rshift(__v, cshift); \ - end -= cshift; \ - this_unit--; \ - } \ - for (; (long) this_unit >= (long) start_unit + 1; this_unit--) { \ - __ptr[this_unit] = (type) __v; \ - __v = _bt_piecewise_rshift(__v, ts); \ - end -= ts; \ - } \ - if (__start % ts) { \ - mask = (~(type) 0) << (ts - (__start % ts)); \ - cmask = (type) __v; \ - cmask &= ~mask; \ - __ptr[this_unit] &= mask; \ - __ptr[this_unit] |= cmask; \ - } else \ - __ptr[this_unit] = (type) __v; \ -} while (0) - -/* - * bt_bitfield_write - write integer to a bitfield in native endianness - * bt_bitfield_write_le - write integer to a bitfield in little endian - * bt_bitfield_write_be - write integer to a bitfield in big endian - */ - -#if (__BYTE_ORDER == __LITTLE_ENDIAN) - -#define bt_bitfield_write(ptr, type, _start, _length, _v) \ - _bt_bitfield_write_le(ptr, type, _start, _length, _v) - -#define bt_bitfield_write_le(ptr, type, _start, _length, _v) \ - _bt_bitfield_write_le(ptr, type, _start, _length, _v) - -#define bt_bitfield_write_be(ptr, type, _start, _length, _v) \ - _bt_bitfield_write_be(ptr, unsigned char, _start, _length, _v) - -#elif (__BYTE_ORDER == __BIG_ENDIAN) - -#define bt_bitfield_write(ptr, type, _start, _length, _v) \ - _bt_bitfield_write_be(ptr, type, _start, _length, _v) - -#define bt_bitfield_write_le(ptr, type, _start, _length, _v) \ - _bt_bitfield_write_le(ptr, unsigned char, _start, _length, _v) - -#define bt_bitfield_write_be(ptr, type, _start, _length, _v) \ - _bt_bitfield_write_be(ptr, type, _start, _length, _v) - -#else /* (BYTE_ORDER == PDP_ENDIAN) */ - -#error "Byte order not supported" - -#endif - -#define _bt_bitfield_read_le(_ptr, type, _start, _length, _vptr) \ -do { \ - typeof(*(_vptr)) *__vptr = (_vptr); \ - typeof(*__vptr) __v; \ - type *__ptr = (void *) (_ptr); \ - unsigned long __start = (_start), __length = (_length); \ - type mask, cmask; \ - unsigned long ts = sizeof(type) * CHAR_BIT; /* type size */ \ - unsigned long start_unit, end_unit, this_unit; \ - unsigned long end, cshift; /* cshift is "complement shift" */ \ - \ - if (!__length) { \ - *__vptr = 0; \ - break; \ - } \ - \ - end = __start + __length; \ - start_unit = __start / ts; \ - end_unit = (end + (ts - 1)) / ts; \ - \ - this_unit = end_unit - 1; \ - if (_bt_is_signed_type(typeof(__v)) \ - && (__ptr[this_unit] & ((type) 1 << ((end % ts ? : ts) - 1)))) \ - __v = ~(typeof(__v)) 0; \ - else \ - __v = 0; \ - if (start_unit == end_unit - 1) { \ - cmask = __ptr[this_unit]; \ - cmask >>= (__start % ts); \ - if ((end - __start) % ts) { \ - mask = ~((~(type) 0) << (end - __start)); \ - cmask &= mask; \ - } \ - __v = _bt_piecewise_lshift(__v, end - __start); \ - __v |= _bt_unsigned_cast(typeof(__v), cmask); \ - *__vptr = __v; \ - break; \ - } \ - if (end % ts) { \ - cshift = end % ts; \ - mask = ~((~(type) 0) << cshift); \ - cmask = __ptr[this_unit]; \ - cmask &= mask; \ - __v = _bt_piecewise_lshift(__v, cshift); \ - __v |= _bt_unsigned_cast(typeof(__v), cmask); \ - end -= cshift; \ - this_unit--; \ - } \ - for (; (long) this_unit >= (long) start_unit + 1; this_unit--) { \ - __v = _bt_piecewise_lshift(__v, ts); \ - __v |= _bt_unsigned_cast(typeof(__v), __ptr[this_unit]);\ - end -= ts; \ - } \ - if (__start % ts) { \ - mask = ~((~(type) 0) << (ts - (__start % ts))); \ - cmask = __ptr[this_unit]; \ - cmask >>= (__start % ts); \ - cmask &= mask; \ - __v = _bt_piecewise_lshift(__v, ts - (__start % ts)); \ - __v |= _bt_unsigned_cast(typeof(__v), cmask); \ - } else { \ - __v = _bt_piecewise_lshift(__v, ts); \ - __v |= _bt_unsigned_cast(typeof(__v), __ptr[this_unit]);\ - } \ - *__vptr = __v; \ -} while (0) - -#define _bt_bitfield_read_be(_ptr, type, _start, _length, _vptr) \ -do { \ - typeof(*(_vptr)) *__vptr = (_vptr); \ - typeof(*__vptr) __v; \ - type *__ptr = (void *) (_ptr); \ - unsigned long __start = (_start), __length = (_length); \ - type mask, cmask; \ - unsigned long ts = sizeof(type) * CHAR_BIT; /* type size */ \ - unsigned long start_unit, end_unit, this_unit; \ - unsigned long end, cshift; /* cshift is "complement shift" */ \ - \ - if (!__length) { \ - *__vptr = 0; \ - break; \ - } \ - \ - end = __start + __length; \ - start_unit = __start / ts; \ - end_unit = (end + (ts - 1)) / ts; \ - \ - this_unit = start_unit; \ - if (_bt_is_signed_type(typeof(__v)) \ - && (__ptr[this_unit] & ((type) 1 << (ts - (__start % ts) - 1)))) \ - __v = ~(typeof(__v)) 0; \ - else \ - __v = 0; \ - if (start_unit == end_unit - 1) { \ - cmask = __ptr[this_unit]; \ - cmask >>= (ts - (end % ts)) % ts; \ - if ((end - __start) % ts) { \ - mask = ~((~(type) 0) << (end - __start)); \ - cmask &= mask; \ - } \ - __v = _bt_piecewise_lshift(__v, end - __start); \ - __v |= _bt_unsigned_cast(typeof(__v), cmask); \ - *__vptr = __v; \ - break; \ - } \ - if (__start % ts) { \ - cshift = __start % ts; \ - mask = ~((~(type) 0) << (ts - cshift)); \ - cmask = __ptr[this_unit]; \ - cmask &= mask; \ - __v = _bt_piecewise_lshift(__v, ts - cshift); \ - __v |= _bt_unsigned_cast(typeof(__v), cmask); \ - __start += ts - cshift; \ - this_unit++; \ - } \ - for (; this_unit < end_unit - 1; this_unit++) { \ - __v = _bt_piecewise_lshift(__v, ts); \ - __v |= _bt_unsigned_cast(typeof(__v), __ptr[this_unit]);\ - __start += ts; \ - } \ - if (end % ts) { \ - mask = ~((~(type) 0) << (end % ts)); \ - cmask = __ptr[this_unit]; \ - cmask >>= ts - (end % ts); \ - cmask &= mask; \ - __v = _bt_piecewise_lshift(__v, end % ts); \ - __v |= _bt_unsigned_cast(typeof(__v), cmask); \ - } else { \ - __v = _bt_piecewise_lshift(__v, ts); \ - __v |= _bt_unsigned_cast(typeof(__v), __ptr[this_unit]);\ - } \ - *__vptr = __v; \ -} while (0) - -/* - * bt_bitfield_read - read integer from a bitfield in native endianness - * bt_bitfield_read_le - read integer from a bitfield in little endian - * bt_bitfield_read_be - read integer from a bitfield in big endian - */ - -#if (__BYTE_ORDER == __LITTLE_ENDIAN) - -#define bt_bitfield_read(_ptr, type, _start, _length, _vptr) \ - _bt_bitfield_read_le(_ptr, type, _start, _length, _vptr) - -#define bt_bitfield_read_le(_ptr, type, _start, _length, _vptr) \ - _bt_bitfield_read_le(_ptr, type, _start, _length, _vptr) - -#define bt_bitfield_read_be(_ptr, type, _start, _length, _vptr) \ - _bt_bitfield_read_be(_ptr, unsigned char, _start, _length, _vptr) - -#elif (__BYTE_ORDER == __BIG_ENDIAN) - -#define bt_bitfield_read(_ptr, type, _start, _length, _vptr) \ - _bt_bitfield_read_be(_ptr, type, _start, _length, _vptr) - -#define bt_bitfield_read_le(_ptr, type, _start, _length, _vptr) \ - _bt_bitfield_read_le(_ptr, unsigned char, _start, _length, _vptr) - -#define bt_bitfield_read_be(_ptr, type, _start, _length, _vptr) \ - _bt_bitfield_read_be(_ptr, type, _start, _length, _vptr) - -#else /* (__BYTE_ORDER == __PDP_ENDIAN) */ - -#error "Byte order not supported" - -#endif - -#endif /* _BABELTRACE_BITFIELD_H */ diff --git a/drivers/staging/lttng/lib/bug.h b/drivers/staging/lttng/lib/bug.h deleted file mode 100644 index 8243cc9..0000000 --- a/drivers/staging/lttng/lib/bug.h +++ /dev/null @@ -1,29 +0,0 @@ -#ifndef _LTTNG_BUG_H -#define _LTTNG_BUG_H - -/* - * lib/bug.h - * - * (C) Copyright 2010-2011 - Mathieu Desnoyers - * - * Dual LGPL v2.1/GPL v2 license. - */ - -/** - * BUILD_RUNTIME_BUG_ON - check condition at build (if constant) or runtime - * @condition: the condition which should be false. - * - * If the condition is a constant and true, the compiler will generate a build - * error. If the condition is not constant, a BUG will be triggered at runtime - * if the condition is ever true. If the condition is constant and false, no - * code is emitted. - */ -#define BUILD_RUNTIME_BUG_ON(condition) \ - do { \ - if (__builtin_constant_p(condition)) \ - BUILD_BUG_ON(condition); \ - else \ - BUG_ON(condition); \ - } while (0) - -#endif diff --git a/drivers/staging/lttng/lib/prio_heap/lttng_prio_heap.c b/drivers/staging/lttng/lib/prio_heap/lttng_prio_heap.c deleted file mode 100644 index 2fce143..0000000 --- a/drivers/staging/lttng/lib/prio_heap/lttng_prio_heap.c +++ /dev/null @@ -1,207 +0,0 @@ -/* - * lttng_prio_heap.c - * - * Priority heap containing pointers. Based on CLRS, chapter 6. - * - * Copyright 2011 - Mathieu Desnoyers - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - */ - -#include -#include "lttng_prio_heap.h" - -#ifdef DEBUG_HEAP -void lttng_check_heap(const struct lttng_ptr_heap *heap) -{ - size_t i; - - if (!heap->len) - return; - - for (i = 1; i < heap->len; i++) - WARN_ON_ONCE(!heap->gt(heap->ptrs[i], heap->ptrs[0])); -} -#endif - -static -size_t parent(size_t i) -{ - return (i -1) >> 1; -} - -static -size_t left(size_t i) -{ - return (i << 1) + 1; -} - -static -size_t right(size_t i) -{ - return (i << 1) + 2; -} - -/* - * Copy of heap->ptrs pointer is invalid after heap_grow. - */ -static -int heap_grow(struct lttng_ptr_heap *heap, size_t new_len) -{ - void **new_ptrs; - - if (heap->alloc_len >= new_len) - return 0; - - heap->alloc_len = max_t(size_t, new_len, heap->alloc_len << 1); - new_ptrs = kmalloc(heap->alloc_len * sizeof(void *), heap->gfpmask); - if (!new_ptrs) - return -ENOMEM; - if (heap->ptrs) - memcpy(new_ptrs, heap->ptrs, heap->len * sizeof(void *)); - kfree(heap->ptrs); - heap->ptrs = new_ptrs; - return 0; -} - -static -int heap_set_len(struct lttng_ptr_heap *heap, size_t new_len) -{ - int ret; - - ret = heap_grow(heap, new_len); - if (ret) - return ret; - heap->len = new_len; - return 0; -} - -int lttng_heap_init(struct lttng_ptr_heap *heap, size_t alloc_len, - gfp_t gfpmask, int gt(void *a, void *b)) -{ - heap->ptrs = NULL; - heap->len = 0; - heap->alloc_len = 0; - heap->gt = gt; - heap->gfpmask = gfpmask; - /* - * Minimum size allocated is 1 entry to ensure memory allocation - * never fails within heap_replace_max. - */ - return heap_grow(heap, max_t(size_t, 1, alloc_len)); -} - -void lttng_heap_free(struct lttng_ptr_heap *heap) -{ - kfree(heap->ptrs); -} - -static void heapify(struct lttng_ptr_heap *heap, size_t i) -{ - void **ptrs = heap->ptrs; - size_t l, r, largest; - - for (;;) { - void *tmp; - - l = left(i); - r = right(i); - if (l < heap->len && heap->gt(ptrs[l], ptrs[i])) - largest = l; - else - largest = i; - if (r < heap->len && heap->gt(ptrs[r], ptrs[largest])) - largest = r; - if (largest == i) - break; - tmp = ptrs[i]; - ptrs[i] = ptrs[largest]; - ptrs[largest] = tmp; - i = largest; - } - lttng_check_heap(heap); -} - -void *lttng_heap_replace_max(struct lttng_ptr_heap *heap, void *p) -{ - void *res; - - if (!heap->len) { - (void) heap_set_len(heap, 1); - heap->ptrs[0] = p; - lttng_check_heap(heap); - return NULL; - } - - /* Replace the current max and heapify */ - res = heap->ptrs[0]; - heap->ptrs[0] = p; - heapify(heap, 0); - return res; -} - -int lttng_heap_insert(struct lttng_ptr_heap *heap, void *p) -{ - void **ptrs; - size_t pos; - int ret; - - ret = heap_set_len(heap, heap->len + 1); - if (ret) - return ret; - ptrs = heap->ptrs; - pos = heap->len - 1; - while (pos > 0 && heap->gt(p, ptrs[parent(pos)])) { - /* Move parent down until we find the right spot */ - ptrs[pos] = ptrs[parent(pos)]; - pos = parent(pos); - } - ptrs[pos] = p; - lttng_check_heap(heap); - return 0; -} - -void *lttng_heap_remove(struct lttng_ptr_heap *heap) -{ - switch (heap->len) { - case 0: - return NULL; - case 1: - (void) heap_set_len(heap, 0); - return heap->ptrs[0]; - } - /* Shrink, replace the current max by previous last entry and heapify */ - heap_set_len(heap, heap->len - 1); - /* len changed. previous last entry is at heap->len */ - return lttng_heap_replace_max(heap, heap->ptrs[heap->len]); -} - -void *lttng_heap_cherrypick(struct lttng_ptr_heap *heap, void *p) -{ - size_t pos, len = heap->len; - - for (pos = 0; pos < len; pos++) - if (heap->ptrs[pos] == p) - goto found; - return NULL; -found: - if (heap->len == 1) { - (void) heap_set_len(heap, 0); - lttng_check_heap(heap); - return heap->ptrs[0]; - } - /* Replace p with previous last entry and heapify. */ - heap_set_len(heap, heap->len - 1); - /* len changed. previous last entry is at heap->len */ - heap->ptrs[pos] = heap->ptrs[heap->len]; - heapify(heap, pos); - return p; -} diff --git a/drivers/staging/lttng/lib/prio_heap/lttng_prio_heap.h b/drivers/staging/lttng/lib/prio_heap/lttng_prio_heap.h deleted file mode 100644 index ea8dbb8..0000000 --- a/drivers/staging/lttng/lib/prio_heap/lttng_prio_heap.h +++ /dev/null @@ -1,117 +0,0 @@ -#ifndef _LTTNG_PRIO_HEAP_H -#define _LTTNG_PRIO_HEAP_H - -/* - * lttng_prio_heap.h - * - * Priority heap containing pointers. Based on CLRS, chapter 6. - * - * Copyright 2011 - Mathieu Desnoyers - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - */ - -#include - -struct lttng_ptr_heap { - size_t len, alloc_len; - void **ptrs; - int (*gt)(void *a, void *b); - gfp_t gfpmask; -}; - -#ifdef DEBUG_HEAP -void lttng_check_heap(const struct lttng_ptr_heap *heap); -#else -static inline -void lttng_check_heap(const struct lttng_ptr_heap *heap) -{ -} -#endif - -/** - * lttng_heap_maximum - return the largest element in the heap - * @heap: the heap to be operated on - * - * Returns the largest element in the heap, without performing any modification - * to the heap structure. Returns NULL if the heap is empty. - */ -static inline void *lttng_heap_maximum(const struct lttng_ptr_heap *heap) -{ - lttng_check_heap(heap); - return heap->len ? heap->ptrs[0] : NULL; -} - -/** - * lttng_heap_init - initialize the heap - * @heap: the heap to initialize - * @alloc_len: number of elements initially allocated - * @gfp: allocation flags - * @gt: function to compare the elements - * - * Returns -ENOMEM if out of memory. - */ -extern int lttng_heap_init(struct lttng_ptr_heap *heap, - size_t alloc_len, gfp_t gfpmask, - int gt(void *a, void *b)); - -/** - * lttng_heap_free - free the heap - * @heap: the heap to free - */ -extern void lttng_heap_free(struct lttng_ptr_heap *heap); - -/** - * lttng_heap_insert - insert an element into the heap - * @heap: the heap to be operated on - * @p: the element to add - * - * Insert an element into the heap. - * - * Returns -ENOMEM if out of memory. - */ -extern int lttng_heap_insert(struct lttng_ptr_heap *heap, void *p); - -/** - * lttng_heap_remove - remove the largest element from the heap - * @heap: the heap to be operated on - * - * Returns the largest element in the heap. It removes this element from the - * heap. Returns NULL if the heap is empty. - */ -extern void *lttng_heap_remove(struct lttng_ptr_heap *heap); - -/** - * lttng_heap_cherrypick - remove a given element from the heap - * @heap: the heap to be operated on - * @p: the element - * - * Remove the given element from the heap. Return the element if present, else - * return NULL. This algorithm has a complexity of O(n), which is higher than - * O(log(n)) provided by the rest of this API. - */ -extern void *lttng_heap_cherrypick(struct lttng_ptr_heap *heap, void *p); - -/** - * lttng_heap_replace_max - replace the the largest element from the heap - * @heap: the heap to be operated on - * @p: the pointer to be inserted as topmost element replacement - * - * Returns the largest element in the heap. It removes this element from the - * heap. The heap is rebalanced only once after the insertion. Returns NULL if - * the heap is empty. - * - * This is the equivalent of calling heap_remove() and then heap_insert(), but - * it only rebalances the heap once. It never allocates memory. - */ -extern void *lttng_heap_replace_max(struct lttng_ptr_heap *heap, void *p); - -#endif /* _LTTNG_PRIO_HEAP_H */ diff --git a/drivers/staging/lttng/lib/ringbuffer/api.h b/drivers/staging/lttng/lib/ringbuffer/api.h deleted file mode 100644 index f8a1145..0000000 --- a/drivers/staging/lttng/lib/ringbuffer/api.h +++ /dev/null @@ -1,25 +0,0 @@ -#ifndef _LINUX_RING_BUFFER_API_H -#define _LINUX_RING_BUFFER_API_H - -/* - * linux/ringbuffer/api.h - * - * Copyright (C) 2010 - Mathieu Desnoyers "mathieu.desnoyers@efficios.com" - * - * Ring Buffer API. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include "../../wrapper/ringbuffer/backend.h" -#include "../../wrapper/ringbuffer/frontend.h" -#include "../../wrapper/ringbuffer/vfs.h" - -/* - * ring_buffer_frontend_api.h contains static inline functions that depend on - * client static inlines. Hence the inclusion of this "api" header only - * within the client. - */ -#include "../../wrapper/ringbuffer/frontend_api.h" - -#endif /* _LINUX_RING_BUFFER_API_H */ diff --git a/drivers/staging/lttng/lib/ringbuffer/backend.h b/drivers/staging/lttng/lib/ringbuffer/backend.h deleted file mode 100644 index 541dc53..0000000 --- a/drivers/staging/lttng/lib/ringbuffer/backend.h +++ /dev/null @@ -1,250 +0,0 @@ -#ifndef _LINUX_RING_BUFFER_BACKEND_H -#define _LINUX_RING_BUFFER_BACKEND_H - -/* - * linux/ringbuffer/backend.h - * - * Copyright (C) 2008-2010 - Mathieu Desnoyers - * - * Ring buffer backend (API). - * - * Dual LGPL v2.1/GPL v2 license. - * - * Credits to Steven Rostedt for proposing to use an extra-subbuffer owned by - * the reader in flight recorder mode. - */ - -#include -#include -#include -#include -#include -#include -#include -#include - -/* Internal helpers */ -#include "../../wrapper/ringbuffer/backend_internal.h" -#include "../../wrapper/ringbuffer/frontend_internal.h" - -/* Ring buffer backend API */ - -/* Ring buffer backend access (read/write) */ - -extern size_t lib_ring_buffer_read(struct lib_ring_buffer_backend *bufb, - size_t offset, void *dest, size_t len); - -extern int __lib_ring_buffer_copy_to_user(struct lib_ring_buffer_backend *bufb, - size_t offset, void __user *dest, - size_t len); - -extern int lib_ring_buffer_read_cstr(struct lib_ring_buffer_backend *bufb, - size_t offset, void *dest, size_t len); - -extern struct page ** -lib_ring_buffer_read_get_page(struct lib_ring_buffer_backend *bufb, size_t offset, - void ***virt); - -/* - * Return the address where a given offset is located. - * Should be used to get the current subbuffer header pointer. Given we know - * it's never on a page boundary, it's safe to write directly to this address, - * as long as the write is never bigger than a page size. - */ -extern void * -lib_ring_buffer_offset_address(struct lib_ring_buffer_backend *bufb, - size_t offset); -extern void * -lib_ring_buffer_read_offset_address(struct lib_ring_buffer_backend *bufb, - size_t offset); - -/** - * lib_ring_buffer_write - write data to a buffer backend - * @config : ring buffer instance configuration - * @ctx: ring buffer context. (input arguments only) - * @src : source pointer to copy from - * @len : length of data to copy - * - * This function copies "len" bytes of data from a source pointer to a buffer - * backend, at the current context offset. This is more or less a buffer - * backend-specific memcpy() operation. Calls the slow path (_ring_buffer_write) - * if copy is crossing a page boundary. - */ -static inline -void lib_ring_buffer_write(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer_ctx *ctx, - const void *src, size_t len) -{ - struct lib_ring_buffer_backend *bufb = &ctx->buf->backend; - struct channel_backend *chanb = &ctx->chan->backend; - size_t sbidx, index; - size_t offset = ctx->buf_offset; - ssize_t pagecpy; - struct lib_ring_buffer_backend_pages *rpages; - unsigned long sb_bindex, id; - - offset &= chanb->buf_size - 1; - sbidx = offset >> chanb->subbuf_size_order; - index = (offset & (chanb->subbuf_size - 1)) >> PAGE_SHIFT; - pagecpy = min_t(size_t, len, (-offset) & ~PAGE_MASK); - id = bufb->buf_wsb[sbidx].id; - sb_bindex = subbuffer_id_get_index(config, id); - rpages = bufb->array[sb_bindex]; - CHAN_WARN_ON(ctx->chan, - config->mode == RING_BUFFER_OVERWRITE - && subbuffer_id_is_noref(config, id)); - if (likely(pagecpy == len)) - lib_ring_buffer_do_copy(config, - rpages->p[index].virt - + (offset & ~PAGE_MASK), - src, len); - else - _lib_ring_buffer_write(bufb, offset, src, len, 0); - ctx->buf_offset += len; -} - -/** - * lib_ring_buffer_memset - write len bytes of c to a buffer backend - * @config : ring buffer instance configuration - * @bufb : ring buffer backend - * @offset : offset within the buffer - * @c : the byte to copy - * @len : number of bytes to copy - * - * This function writes "len" bytes of "c" to a buffer backend, at a specific - * offset. This is more or less a buffer backend-specific memset() operation. - * Calls the slow path (_ring_buffer_memset) if write is crossing a page - * boundary. - */ -static inline -void lib_ring_buffer_memset(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer_ctx *ctx, int c, size_t len) -{ - - struct lib_ring_buffer_backend *bufb = &ctx->buf->backend; - struct channel_backend *chanb = &ctx->chan->backend; - size_t sbidx, index; - size_t offset = ctx->buf_offset; - ssize_t pagecpy; - struct lib_ring_buffer_backend_pages *rpages; - unsigned long sb_bindex, id; - - offset &= chanb->buf_size - 1; - sbidx = offset >> chanb->subbuf_size_order; - index = (offset & (chanb->subbuf_size - 1)) >> PAGE_SHIFT; - pagecpy = min_t(size_t, len, (-offset) & ~PAGE_MASK); - id = bufb->buf_wsb[sbidx].id; - sb_bindex = subbuffer_id_get_index(config, id); - rpages = bufb->array[sb_bindex]; - CHAN_WARN_ON(ctx->chan, - config->mode == RING_BUFFER_OVERWRITE - && subbuffer_id_is_noref(config, id)); - if (likely(pagecpy == len)) - lib_ring_buffer_do_memset(rpages->p[index].virt - + (offset & ~PAGE_MASK), - c, len); - else - _lib_ring_buffer_memset(bufb, offset, c, len, 0); - ctx->buf_offset += len; -} - -/** - * lib_ring_buffer_copy_from_user - write userspace data to a buffer backend - * @config : ring buffer instance configuration - * @ctx: ring buffer context. (input arguments only) - * @src : userspace source pointer to copy from - * @len : length of data to copy - * - * This function copies "len" bytes of data from a userspace pointer to a - * buffer backend, at the current context offset. This is more or less a buffer - * backend-specific memcpy() operation. Calls the slow path - * (_ring_buffer_write_from_user) if copy is crossing a page boundary. - */ -static inline -void lib_ring_buffer_copy_from_user(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer_ctx *ctx, - const void __user *src, size_t len) -{ - struct lib_ring_buffer_backend *bufb = &ctx->buf->backend; - struct channel_backend *chanb = &ctx->chan->backend; - size_t sbidx, index; - size_t offset = ctx->buf_offset; - ssize_t pagecpy; - struct lib_ring_buffer_backend_pages *rpages; - unsigned long sb_bindex, id; - unsigned long ret; - - offset &= chanb->buf_size - 1; - sbidx = offset >> chanb->subbuf_size_order; - index = (offset & (chanb->subbuf_size - 1)) >> PAGE_SHIFT; - pagecpy = min_t(size_t, len, (-offset) & ~PAGE_MASK); - id = bufb->buf_wsb[sbidx].id; - sb_bindex = subbuffer_id_get_index(config, id); - rpages = bufb->array[sb_bindex]; - CHAN_WARN_ON(ctx->chan, - config->mode == RING_BUFFER_OVERWRITE - && subbuffer_id_is_noref(config, id)); - - if (unlikely(!access_ok(VERIFY_READ, src, len))) - goto fill_buffer; - - if (likely(pagecpy == len)) { - ret = lib_ring_buffer_do_copy_from_user( - rpages->p[index].virt + (offset & ~PAGE_MASK), - src, len); - if (unlikely(ret > 0)) { - len -= (pagecpy - ret); - offset += (pagecpy - ret); - goto fill_buffer; - } - } else { - _lib_ring_buffer_copy_from_user(bufb, offset, src, len, 0); - } - ctx->buf_offset += len; - - return; - -fill_buffer: - /* - * In the error path we call the slow path version to avoid - * the pollution of static inline code. - */ - _lib_ring_buffer_memset(bufb, offset, 0, len, 0); -} - -/* - * This accessor counts the number of unread records in a buffer. - * It only provides a consistent value if no reads not writes are performed - * concurrently. - */ -static inline -unsigned long lib_ring_buffer_get_records_unread( - const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf) -{ - struct lib_ring_buffer_backend *bufb = &buf->backend; - struct lib_ring_buffer_backend_pages *pages; - unsigned long records_unread = 0, sb_bindex, id; - unsigned int i; - - for (i = 0; i < bufb->chan->backend.num_subbuf; i++) { - id = bufb->buf_wsb[i].id; - sb_bindex = subbuffer_id_get_index(config, id); - pages = bufb->array[sb_bindex]; - records_unread += v_read(config, &pages->records_unread); - } - if (config->mode == RING_BUFFER_OVERWRITE) { - id = bufb->buf_rsb.id; - sb_bindex = subbuffer_id_get_index(config, id); - pages = bufb->array[sb_bindex]; - records_unread += v_read(config, &pages->records_unread); - } - return records_unread; -} - -ssize_t lib_ring_buffer_file_splice_read(struct file *in, loff_t *ppos, - struct pipe_inode_info *pipe, - size_t len, unsigned int flags); -loff_t lib_ring_buffer_no_llseek(struct file *file, loff_t offset, int origin); - -#endif /* _LINUX_RING_BUFFER_BACKEND_H */ diff --git a/drivers/staging/lttng/lib/ringbuffer/backend_internal.h b/drivers/staging/lttng/lib/ringbuffer/backend_internal.h deleted file mode 100644 index 442f357..0000000 --- a/drivers/staging/lttng/lib/ringbuffer/backend_internal.h +++ /dev/null @@ -1,449 +0,0 @@ -#ifndef _LINUX_RING_BUFFER_BACKEND_INTERNAL_H -#define _LINUX_RING_BUFFER_BACKEND_INTERNAL_H - -/* - * linux/ringbuffer/backend_internal.h - * - * Copyright (C) 2008-2010 - Mathieu Desnoyers - * - * Ring buffer backend (internal helpers). - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include "../../wrapper/ringbuffer/config.h" -#include "../../wrapper/ringbuffer/backend_types.h" -#include "../../wrapper/ringbuffer/frontend_types.h" -#include -#include - -/* Ring buffer backend API presented to the frontend */ - -/* Ring buffer and channel backend create/free */ - -int lib_ring_buffer_backend_create(struct lib_ring_buffer_backend *bufb, - struct channel_backend *chan, int cpu); -void channel_backend_unregister_notifiers(struct channel_backend *chanb); -void lib_ring_buffer_backend_free(struct lib_ring_buffer_backend *bufb); -int channel_backend_init(struct channel_backend *chanb, - const char *name, - const struct lib_ring_buffer_config *config, - void *priv, size_t subbuf_size, - size_t num_subbuf); -void channel_backend_free(struct channel_backend *chanb); - -void lib_ring_buffer_backend_reset(struct lib_ring_buffer_backend *bufb); -void channel_backend_reset(struct channel_backend *chanb); - -int lib_ring_buffer_backend_init(void); -void lib_ring_buffer_backend_exit(void); - -extern void _lib_ring_buffer_write(struct lib_ring_buffer_backend *bufb, - size_t offset, const void *src, size_t len, - ssize_t pagecpy); -extern void _lib_ring_buffer_memset(struct lib_ring_buffer_backend *bufb, - size_t offset, int c, size_t len, - ssize_t pagecpy); -extern void _lib_ring_buffer_copy_from_user(struct lib_ring_buffer_backend *bufb, - size_t offset, const void *src, - size_t len, ssize_t pagecpy); - -/* - * Subbuffer ID bits for overwrite mode. Need to fit within a single word to be - * exchanged atomically. - * - * Top half word, except lowest bit, belongs to "offset", which is used to keep - * to count the produced buffers. For overwrite mode, this provides the - * consumer with the capacity to read subbuffers in order, handling the - * situation where producers would write up to 2^15 buffers (or 2^31 for 64-bit - * systems) concurrently with a single execution of get_subbuf (between offset - * sampling and subbuffer ID exchange). - */ - -#define HALF_ULONG_BITS (BITS_PER_LONG >> 1) - -#define SB_ID_OFFSET_SHIFT (HALF_ULONG_BITS + 1) -#define SB_ID_OFFSET_COUNT (1UL << SB_ID_OFFSET_SHIFT) -#define SB_ID_OFFSET_MASK (~(SB_ID_OFFSET_COUNT - 1)) -/* - * Lowest bit of top word half belongs to noref. Used only for overwrite mode. - */ -#define SB_ID_NOREF_SHIFT (SB_ID_OFFSET_SHIFT - 1) -#define SB_ID_NOREF_COUNT (1UL << SB_ID_NOREF_SHIFT) -#define SB_ID_NOREF_MASK SB_ID_NOREF_COUNT -/* - * In overwrite mode: lowest half of word is used for index. - * Limit of 2^16 subbuffers per buffer on 32-bit, 2^32 on 64-bit. - * In producer-consumer mode: whole word used for index. - */ -#define SB_ID_INDEX_SHIFT 0 -#define SB_ID_INDEX_COUNT (1UL << SB_ID_INDEX_SHIFT) -#define SB_ID_INDEX_MASK (SB_ID_NOREF_COUNT - 1) - -/* - * Construct the subbuffer id from offset, index and noref. Use only the index - * for producer-consumer mode (offset and noref are only used in overwrite - * mode). - */ -static inline -unsigned long subbuffer_id(const struct lib_ring_buffer_config *config, - unsigned long offset, unsigned long noref, - unsigned long index) -{ - if (config->mode == RING_BUFFER_OVERWRITE) - return (offset << SB_ID_OFFSET_SHIFT) - | (noref << SB_ID_NOREF_SHIFT) - | index; - else - return index; -} - -/* - * Compare offset with the offset contained within id. Return 1 if the offset - * bits are identical, else 0. - */ -static inline -int subbuffer_id_compare_offset(const struct lib_ring_buffer_config *config, - unsigned long id, unsigned long offset) -{ - return (id & SB_ID_OFFSET_MASK) == (offset << SB_ID_OFFSET_SHIFT); -} - -static inline -unsigned long subbuffer_id_get_index(const struct lib_ring_buffer_config *config, - unsigned long id) -{ - if (config->mode == RING_BUFFER_OVERWRITE) - return id & SB_ID_INDEX_MASK; - else - return id; -} - -static inline -unsigned long subbuffer_id_is_noref(const struct lib_ring_buffer_config *config, - unsigned long id) -{ - if (config->mode == RING_BUFFER_OVERWRITE) - return !!(id & SB_ID_NOREF_MASK); - else - return 1; -} - -/* - * Only used by reader on subbuffer ID it has exclusive access to. No volatile - * needed. - */ -static inline -void subbuffer_id_set_noref(const struct lib_ring_buffer_config *config, - unsigned long *id) -{ - if (config->mode == RING_BUFFER_OVERWRITE) - *id |= SB_ID_NOREF_MASK; -} - -static inline -void subbuffer_id_set_noref_offset(const struct lib_ring_buffer_config *config, - unsigned long *id, unsigned long offset) -{ - unsigned long tmp; - - if (config->mode == RING_BUFFER_OVERWRITE) { - tmp = *id; - tmp &= ~SB_ID_OFFSET_MASK; - tmp |= offset << SB_ID_OFFSET_SHIFT; - tmp |= SB_ID_NOREF_MASK; - /* Volatile store, read concurrently by readers. */ - ACCESS_ONCE(*id) = tmp; - } -} - -/* No volatile access, since already used locally */ -static inline -void subbuffer_id_clear_noref(const struct lib_ring_buffer_config *config, - unsigned long *id) -{ - if (config->mode == RING_BUFFER_OVERWRITE) - *id &= ~SB_ID_NOREF_MASK; -} - -/* - * For overwrite mode, cap the number of subbuffers per buffer to: - * 2^16 on 32-bit architectures - * 2^32 on 64-bit architectures - * This is required to fit in the index part of the ID. Return 0 on success, - * -EPERM on failure. - */ -static inline -int subbuffer_id_check_index(const struct lib_ring_buffer_config *config, - unsigned long num_subbuf) -{ - if (config->mode == RING_BUFFER_OVERWRITE) - return (num_subbuf > (1UL << HALF_ULONG_BITS)) ? -EPERM : 0; - else - return 0; -} - -static inline -void subbuffer_count_record(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer_backend *bufb, - unsigned long idx) -{ - unsigned long sb_bindex; - - sb_bindex = subbuffer_id_get_index(config, bufb->buf_wsb[idx].id); - v_inc(config, &bufb->array[sb_bindex]->records_commit); -} - -/* - * Reader has exclusive subbuffer access for record consumption. No need to - * perform the decrement atomically. - */ -static inline -void subbuffer_consume_record(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer_backend *bufb) -{ - unsigned long sb_bindex; - - sb_bindex = subbuffer_id_get_index(config, bufb->buf_rsb.id); - CHAN_WARN_ON(bufb->chan, - !v_read(config, &bufb->array[sb_bindex]->records_unread)); - /* Non-atomic decrement protected by exclusive subbuffer access */ - _v_dec(config, &bufb->array[sb_bindex]->records_unread); - v_inc(config, &bufb->records_read); -} - -static inline -unsigned long subbuffer_get_records_count( - const struct lib_ring_buffer_config *config, - struct lib_ring_buffer_backend *bufb, - unsigned long idx) -{ - unsigned long sb_bindex; - - sb_bindex = subbuffer_id_get_index(config, bufb->buf_wsb[idx].id); - return v_read(config, &bufb->array[sb_bindex]->records_commit); -} - -/* - * Must be executed at subbuffer delivery when the writer has _exclusive_ - * subbuffer access. See ring_buffer_check_deliver() for details. - * ring_buffer_get_records_count() must be called to get the records count - * before this function, because it resets the records_commit count. - */ -static inline -unsigned long subbuffer_count_records_overrun( - const struct lib_ring_buffer_config *config, - struct lib_ring_buffer_backend *bufb, - unsigned long idx) -{ - struct lib_ring_buffer_backend_pages *pages; - unsigned long overruns, sb_bindex; - - sb_bindex = subbuffer_id_get_index(config, bufb->buf_wsb[idx].id); - pages = bufb->array[sb_bindex]; - overruns = v_read(config, &pages->records_unread); - v_set(config, &pages->records_unread, - v_read(config, &pages->records_commit)); - v_set(config, &pages->records_commit, 0); - - return overruns; -} - -static inline -void subbuffer_set_data_size(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer_backend *bufb, - unsigned long idx, - unsigned long data_size) -{ - struct lib_ring_buffer_backend_pages *pages; - unsigned long sb_bindex; - - sb_bindex = subbuffer_id_get_index(config, bufb->buf_wsb[idx].id); - pages = bufb->array[sb_bindex]; - pages->data_size = data_size; -} - -static inline -unsigned long subbuffer_get_read_data_size( - const struct lib_ring_buffer_config *config, - struct lib_ring_buffer_backend *bufb) -{ - struct lib_ring_buffer_backend_pages *pages; - unsigned long sb_bindex; - - sb_bindex = subbuffer_id_get_index(config, bufb->buf_rsb.id); - pages = bufb->array[sb_bindex]; - return pages->data_size; -} - -static inline -unsigned long subbuffer_get_data_size( - const struct lib_ring_buffer_config *config, - struct lib_ring_buffer_backend *bufb, - unsigned long idx) -{ - struct lib_ring_buffer_backend_pages *pages; - unsigned long sb_bindex; - - sb_bindex = subbuffer_id_get_index(config, bufb->buf_wsb[idx].id); - pages = bufb->array[sb_bindex]; - return pages->data_size; -} - -/** - * lib_ring_buffer_clear_noref - Clear the noref subbuffer flag, called by - * writer. - */ -static inline -void lib_ring_buffer_clear_noref(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer_backend *bufb, - unsigned long idx) -{ - unsigned long id, new_id; - - if (config->mode != RING_BUFFER_OVERWRITE) - return; - - /* - * Performing a volatile access to read the sb_pages, because we want to - * read a coherent version of the pointer and the associated noref flag. - */ - id = ACCESS_ONCE(bufb->buf_wsb[idx].id); - for (;;) { - /* This check is called on the fast path for each record. */ - if (likely(!subbuffer_id_is_noref(config, id))) { - /* - * Store after load dependency ordering the writes to - * the subbuffer after load and test of the noref flag - * matches the memory barrier implied by the cmpxchg() - * in update_read_sb_index(). - */ - return; /* Already writing to this buffer */ - } - new_id = id; - subbuffer_id_clear_noref(config, &new_id); - new_id = cmpxchg(&bufb->buf_wsb[idx].id, id, new_id); - if (likely(new_id == id)) - break; - id = new_id; - } -} - -/** - * lib_ring_buffer_set_noref_offset - Set the noref subbuffer flag and offset, - * called by writer. - */ -static inline -void lib_ring_buffer_set_noref_offset(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer_backend *bufb, - unsigned long idx, unsigned long offset) -{ - if (config->mode != RING_BUFFER_OVERWRITE) - return; - - /* - * Because ring_buffer_set_noref() is only called by a single thread - * (the one which updated the cc_sb value), there are no concurrent - * updates to take care of: other writers have not updated cc_sb, so - * they cannot set the noref flag, and concurrent readers cannot modify - * the pointer because the noref flag is not set yet. - * The smp_wmb() in ring_buffer_commit() takes care of ordering writes - * to the subbuffer before this set noref operation. - * subbuffer_set_noref() uses a volatile store to deal with concurrent - * readers of the noref flag. - */ - CHAN_WARN_ON(bufb->chan, - subbuffer_id_is_noref(config, bufb->buf_wsb[idx].id)); - /* - * Memory barrier that ensures counter stores are ordered before set - * noref and offset. - */ - smp_mb(); - subbuffer_id_set_noref_offset(config, &bufb->buf_wsb[idx].id, offset); -} - -/** - * update_read_sb_index - Read-side subbuffer index update. - */ -static inline -int update_read_sb_index(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer_backend *bufb, - struct channel_backend *chanb, - unsigned long consumed_idx, - unsigned long consumed_count) -{ - unsigned long old_id, new_id; - - if (config->mode == RING_BUFFER_OVERWRITE) { - /* - * Exchange the target writer subbuffer with our own unused - * subbuffer. No need to use ACCESS_ONCE() here to read the - * old_wpage, because the value read will be confirmed by the - * following cmpxchg(). - */ - old_id = bufb->buf_wsb[consumed_idx].id; - if (unlikely(!subbuffer_id_is_noref(config, old_id))) - return -EAGAIN; - /* - * Make sure the offset count we are expecting matches the one - * indicated by the writer. - */ - if (unlikely(!subbuffer_id_compare_offset(config, old_id, - consumed_count))) - return -EAGAIN; - CHAN_WARN_ON(bufb->chan, - !subbuffer_id_is_noref(config, bufb->buf_rsb.id)); - subbuffer_id_set_noref_offset(config, &bufb->buf_rsb.id, - consumed_count); - new_id = cmpxchg(&bufb->buf_wsb[consumed_idx].id, old_id, - bufb->buf_rsb.id); - if (unlikely(old_id != new_id)) - return -EAGAIN; - bufb->buf_rsb.id = new_id; - } else { - /* No page exchange, use the writer page directly */ - bufb->buf_rsb.id = bufb->buf_wsb[consumed_idx].id; - } - return 0; -} - -/* - * Use the architecture-specific memcpy implementation for constant-sized - * inputs, but rely on an inline memcpy for length statically unknown. - * The function call to memcpy is just way too expensive for a fast path. - */ -#define lib_ring_buffer_do_copy(config, dest, src, len) \ -do { \ - size_t __len = (len); \ - if (__builtin_constant_p(len)) \ - memcpy(dest, src, __len); \ - else \ - inline_memcpy(dest, src, __len); \ -} while (0) - -/* - * We use __copy_from_user to copy userspace data since we already - * did the access_ok for the whole range. - */ -static inline -unsigned long lib_ring_buffer_do_copy_from_user(void *dest, - const void __user *src, - unsigned long len) -{ - return __copy_from_user(dest, src, len); -} - -/* - * write len bytes to dest with c - */ -static inline -void lib_ring_buffer_do_memset(char *dest, int c, - unsigned long len) -{ - unsigned long i; - - for (i = 0; i < len; i++) - dest[i] = c; -} - -#endif /* _LINUX_RING_BUFFER_BACKEND_INTERNAL_H */ diff --git a/drivers/staging/lttng/lib/ringbuffer/backend_types.h b/drivers/staging/lttng/lib/ringbuffer/backend_types.h deleted file mode 100644 index 25c41bc..0000000 --- a/drivers/staging/lttng/lib/ringbuffer/backend_types.h +++ /dev/null @@ -1,80 +0,0 @@ -#ifndef _LINUX_RING_BUFFER_BACKEND_TYPES_H -#define _LINUX_RING_BUFFER_BACKEND_TYPES_H - -/* - * linux/ringbuffer/backend_types.h - * - * Copyright (C) 2008-2010 - Mathieu Desnoyers - * - * Ring buffer backend (types). - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include - -struct lib_ring_buffer_backend_page { - void *virt; /* page virtual address (cached) */ - struct page *page; /* pointer to page structure */ -}; - -struct lib_ring_buffer_backend_pages { - unsigned long mmap_offset; /* offset of the subbuffer in mmap */ - union v_atomic records_commit; /* current records committed count */ - union v_atomic records_unread; /* records to read */ - unsigned long data_size; /* Amount of data to read from subbuf */ - struct lib_ring_buffer_backend_page p[]; -}; - -struct lib_ring_buffer_backend_subbuffer { - /* Identifier for subbuf backend pages. Exchanged atomically. */ - unsigned long id; /* backend subbuffer identifier */ -}; - -/* - * Forward declaration of frontend-specific channel and ring_buffer. - */ -struct channel; -struct lib_ring_buffer; - -struct lib_ring_buffer_backend { - /* Array of ring_buffer_backend_subbuffer for writer */ - struct lib_ring_buffer_backend_subbuffer *buf_wsb; - /* ring_buffer_backend_subbuffer for reader */ - struct lib_ring_buffer_backend_subbuffer buf_rsb; - /* - * Pointer array of backend pages, for whole buffer. - * Indexed by ring_buffer_backend_subbuffer identifier (id) index. - */ - struct lib_ring_buffer_backend_pages **array; - unsigned int num_pages_per_subbuf; - - struct channel *chan; /* Associated channel */ - int cpu; /* This buffer's cpu. -1 if global. */ - union v_atomic records_read; /* Number of records read */ - uint allocated:1; /* is buffer allocated ? */ -}; - -struct channel_backend { - unsigned long buf_size; /* Size of the buffer */ - unsigned long subbuf_size; /* Sub-buffer size */ - unsigned int subbuf_size_order; /* Order of sub-buffer size */ - unsigned int num_subbuf_order; /* - * Order of number of sub-buffers/buffer - * for writer. - */ - unsigned int buf_size_order; /* Order of buffer size */ - uint extra_reader_sb:1; /* has extra reader subbuffer ? */ - struct lib_ring_buffer *buf; /* Channel per-cpu buffers */ - - unsigned long num_subbuf; /* Number of sub-buffers for writer */ - u64 start_tsc; /* Channel creation TSC value */ - void *priv; /* Client-specific information */ - struct notifier_block cpu_hp_notifier; /* CPU hotplug notifier */ - const struct lib_ring_buffer_config *config; /* Ring buffer configuration */ - cpumask_var_t cpumask; /* Allocated per-cpu buffers cpumask */ - char name[NAME_MAX]; /* Channel name */ -}; - -#endif /* _LINUX_RING_BUFFER_BACKEND_TYPES_H */ diff --git a/drivers/staging/lttng/lib/ringbuffer/config.h b/drivers/staging/lttng/lib/ringbuffer/config.h deleted file mode 100644 index fd73d55..0000000 --- a/drivers/staging/lttng/lib/ringbuffer/config.h +++ /dev/null @@ -1,298 +0,0 @@ -#ifndef _LINUX_RING_BUFFER_CONFIG_H -#define _LINUX_RING_BUFFER_CONFIG_H - -/* - * linux/ringbuffer/config.h - * - * Copyright (C) 2010 - Mathieu Desnoyers - * - * Ring buffer configuration header. Note: after declaring the standard inline - * functions, clients should also include linux/ringbuffer/api.h. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include "../align.h" - -struct lib_ring_buffer; -struct channel; -struct lib_ring_buffer_config; -struct lib_ring_buffer_ctx; - -/* - * Ring buffer client callbacks. Only used by slow path, never on fast path. - * For the fast path, record_header_size(), ring_buffer_clock_read() should be - * provided as inline functions too. These may simply return 0 if not used by - * the client. - */ -struct lib_ring_buffer_client_cb { - /* Mandatory callbacks */ - - /* A static inline version is also required for fast path */ - u64 (*ring_buffer_clock_read) (struct channel *chan); - size_t (*record_header_size) (const struct lib_ring_buffer_config *config, - struct channel *chan, size_t offset, - size_t *pre_header_padding, - struct lib_ring_buffer_ctx *ctx); - - /* Slow path only, at subbuffer switch */ - size_t (*subbuffer_header_size) (void); - void (*buffer_begin) (struct lib_ring_buffer *buf, u64 tsc, - unsigned int subbuf_idx); - void (*buffer_end) (struct lib_ring_buffer *buf, u64 tsc, - unsigned int subbuf_idx, unsigned long data_size); - - /* Optional callbacks (can be set to NULL) */ - - /* Called at buffer creation/finalize */ - int (*buffer_create) (struct lib_ring_buffer *buf, void *priv, - int cpu, const char *name); - /* - * Clients should guarantee that no new reader handle can be opened - * after finalize. - */ - void (*buffer_finalize) (struct lib_ring_buffer *buf, void *priv, int cpu); - - /* - * Extract header length, payload length and timestamp from event - * record. Used by buffer iterators. Timestamp is only used by channel - * iterator. - */ - void (*record_get) (const struct lib_ring_buffer_config *config, - struct channel *chan, struct lib_ring_buffer *buf, - size_t offset, size_t *header_len, - size_t *payload_len, u64 *timestamp); -}; - -/* - * Ring buffer instance configuration. - * - * Declare as "static const" within the client object to ensure the inline fast - * paths can be optimized. - * - * alloc/sync pairs: - * - * RING_BUFFER_ALLOC_PER_CPU and RING_BUFFER_SYNC_PER_CPU : - * Per-cpu buffers with per-cpu synchronization. Tracing must be performed - * with preemption disabled (lib_ring_buffer_get_cpu() and - * lib_ring_buffer_put_cpu()). - * - * RING_BUFFER_ALLOC_PER_CPU and RING_BUFFER_SYNC_GLOBAL : - * Per-cpu buffer with global synchronization. Tracing can be performed with - * preemption enabled, statistically stays on the local buffers. - * - * RING_BUFFER_ALLOC_GLOBAL and RING_BUFFER_SYNC_PER_CPU : - * Should only be used for buffers belonging to a single thread or protected - * by mutual exclusion by the client. Note that periodical sub-buffer switch - * should be disabled in this kind of configuration. - * - * RING_BUFFER_ALLOC_GLOBAL and RING_BUFFER_SYNC_GLOBAL : - * Global shared buffer with global synchronization. - * - * wakeup: - * - * RING_BUFFER_WAKEUP_BY_TIMER uses per-cpu deferrable timers to poll the - * buffers and wake up readers if data is ready. Mainly useful for tracers which - * don't want to call into the wakeup code on the tracing path. Use in - * combination with "read_timer_interval" channel_create() argument. - * - * RING_BUFFER_WAKEUP_BY_WRITER directly wakes up readers when a subbuffer is - * ready to read. Lower latencies before the reader is woken up. Mainly suitable - * for drivers. - * - * RING_BUFFER_WAKEUP_NONE does not perform any wakeup whatsoever. The client - * has the responsibility to perform wakeups. - */ -struct lib_ring_buffer_config { - enum { - RING_BUFFER_ALLOC_PER_CPU, - RING_BUFFER_ALLOC_GLOBAL, - } alloc; - enum { - RING_BUFFER_SYNC_PER_CPU, /* Wait-free */ - RING_BUFFER_SYNC_GLOBAL, /* Lock-free */ - } sync; - enum { - RING_BUFFER_OVERWRITE, /* Overwrite when buffer full */ - RING_BUFFER_DISCARD, /* Discard when buffer full */ - } mode; - enum { - RING_BUFFER_SPLICE, - RING_BUFFER_MMAP, - RING_BUFFER_READ, /* TODO */ - RING_BUFFER_ITERATOR, - RING_BUFFER_NONE, - } output; - enum { - RING_BUFFER_PAGE, - RING_BUFFER_VMAP, /* TODO */ - RING_BUFFER_STATIC, /* TODO */ - } backend; - enum { - RING_BUFFER_NO_OOPS_CONSISTENCY, - RING_BUFFER_OOPS_CONSISTENCY, - } oops; - enum { - RING_BUFFER_IPI_BARRIER, - RING_BUFFER_NO_IPI_BARRIER, - } ipi; - enum { - RING_BUFFER_WAKEUP_BY_TIMER, /* wake up performed by timer */ - RING_BUFFER_WAKEUP_BY_WRITER, /* - * writer wakes up reader, - * not lock-free - * (takes spinlock). - */ - } wakeup; - /* - * tsc_bits: timestamp bits saved at each record. - * 0 and 64 disable the timestamp compression scheme. - */ - unsigned int tsc_bits; - struct lib_ring_buffer_client_cb cb; -}; - -/* - * ring buffer context - * - * Context passed to lib_ring_buffer_reserve(), lib_ring_buffer_commit(), - * lib_ring_buffer_try_discard_reserve(), lib_ring_buffer_align_ctx() and - * lib_ring_buffer_write(). - */ -struct lib_ring_buffer_ctx { - /* input received by lib_ring_buffer_reserve(), saved here. */ - struct channel *chan; /* channel */ - void *priv; /* client private data */ - size_t data_size; /* size of payload */ - int largest_align; /* - * alignment of the largest element - * in the payload - */ - int cpu; /* processor id */ - - /* output from lib_ring_buffer_reserve() */ - struct lib_ring_buffer *buf; /* - * buffer corresponding to processor id - * for this channel - */ - size_t slot_size; /* size of the reserved slot */ - unsigned long buf_offset; /* offset following the record header */ - unsigned long pre_offset; /* - * Initial offset position _before_ - * the record is written. Positioned - * prior to record header alignment - * padding. - */ - u64 tsc; /* time-stamp counter value */ - unsigned int rflags; /* reservation flags */ -}; - -/** - * lib_ring_buffer_ctx_init - initialize ring buffer context - * @ctx: ring buffer context to initialize - * @chan: channel - * @priv: client private data - * @data_size: size of record data payload - * @largest_align: largest alignment within data payload types - * @cpu: processor id - */ -static inline -void lib_ring_buffer_ctx_init(struct lib_ring_buffer_ctx *ctx, - struct channel *chan, void *priv, - size_t data_size, int largest_align, - int cpu) -{ - ctx->chan = chan; - ctx->priv = priv; - ctx->data_size = data_size; - ctx->largest_align = largest_align; - ctx->cpu = cpu; - ctx->rflags = 0; -} - -/* - * Reservation flags. - * - * RING_BUFFER_RFLAG_FULL_TSC - * - * This flag is passed to record_header_size() and to the primitive used to - * write the record header. It indicates that the full 64-bit time value is - * needed in the record header. If this flag is not set, the record header needs - * only to contain "tsc_bits" bit of time value. - * - * Reservation flags can be added by the client, starting from - * "(RING_BUFFER_FLAGS_END << 0)". It can be used to pass information from - * record_header_size() to lib_ring_buffer_write_record_header(). - */ -#define RING_BUFFER_RFLAG_FULL_TSC (1U << 0) -#define RING_BUFFER_RFLAG_END (1U << 1) - -/* - * We need to define RING_BUFFER_ALIGN_ATTR so it is known early at - * compile-time. We have to duplicate the "config->align" information and the - * definition here because config->align is used both in the slow and fast - * paths, but RING_BUFFER_ALIGN_ATTR is only available for the client code. - */ -#ifdef RING_BUFFER_ALIGN - -# define RING_BUFFER_ALIGN_ATTR /* Default arch alignment */ - -/* - * Calculate the offset needed to align the type. - * size_of_type must be non-zero. - */ -static inline -unsigned int lib_ring_buffer_align(size_t align_drift, size_t size_of_type) -{ - return offset_align(align_drift, size_of_type); -} - -#else - -# define RING_BUFFER_ALIGN_ATTR __attribute__((packed)) - -/* - * Calculate the offset needed to align the type. - * size_of_type must be non-zero. - */ -static inline -unsigned int lib_ring_buffer_align(size_t align_drift, size_t size_of_type) -{ - return 0; -} - -#endif - -/** - * lib_ring_buffer_align_ctx - Align context offset on "alignment" - * @ctx: ring buffer context. - */ -static inline -void lib_ring_buffer_align_ctx(struct lib_ring_buffer_ctx *ctx, - size_t alignment) -{ - ctx->buf_offset += lib_ring_buffer_align(ctx->buf_offset, - alignment); -} - -/* - * lib_ring_buffer_check_config() returns 0 on success. - * Used internally to check for valid configurations at channel creation. - */ -static inline -int lib_ring_buffer_check_config(const struct lib_ring_buffer_config *config, - unsigned int switch_timer_interval, - unsigned int read_timer_interval) -{ - if (config->alloc == RING_BUFFER_ALLOC_GLOBAL - && config->sync == RING_BUFFER_SYNC_PER_CPU - && switch_timer_interval) - return -EINVAL; - return 0; -} - -#include "../../wrapper/ringbuffer/vatomic.h" - -#endif /* _LINUX_RING_BUFFER_CONFIG_H */ diff --git a/drivers/staging/lttng/lib/ringbuffer/frontend.h b/drivers/staging/lttng/lib/ringbuffer/frontend.h deleted file mode 100644 index 01af77a..0000000 --- a/drivers/staging/lttng/lib/ringbuffer/frontend.h +++ /dev/null @@ -1,228 +0,0 @@ -#ifndef _LINUX_RING_BUFFER_FRONTEND_H -#define _LINUX_RING_BUFFER_FRONTEND_H - -/* - * linux/ringbuffer/frontend.h - * - * (C) Copyright 2005-2010 - Mathieu Desnoyers - * - * Ring Buffer Library Synchronization Header (API). - * - * Author: - * Mathieu Desnoyers - * - * See ring_buffer_frontend.c for more information on wait-free algorithms. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include - -/* Internal helpers */ -#include "../../wrapper/ringbuffer/frontend_internal.h" - -/* Buffer creation/removal and setup operations */ - -/* - * switch_timer_interval is the time interval (in us) to fill sub-buffers with - * padding to let readers get those sub-buffers. Used for live streaming. - * - * read_timer_interval is the time interval (in us) to wake up pending readers. - * - * buf_addr is a pointer the the beginning of the preallocated buffer contiguous - * address mapping. It is used only by RING_BUFFER_STATIC configuration. It can - * be set to NULL for other backends. - */ - -extern -struct channel *channel_create(const struct lib_ring_buffer_config *config, - const char *name, void *priv, - void *buf_addr, - size_t subbuf_size, size_t num_subbuf, - unsigned int switch_timer_interval, - unsigned int read_timer_interval); - -/* - * channel_destroy returns the private data pointer. It finalizes all channel's - * buffers, waits for readers to release all references, and destroys the - * channel. - */ -extern -void *channel_destroy(struct channel *chan); - - -/* Buffer read operations */ - -/* - * Iteration on channel cpumask needs to issue a read barrier to match the write - * barrier in cpu hotplug. It orders the cpumask read before read of per-cpu - * buffer data. The per-cpu buffer is never removed by cpu hotplug; teardown is - * only performed at channel destruction. - */ -#define for_each_channel_cpu(cpu, chan) \ - for ((cpu) = -1; \ - ({ (cpu) = cpumask_next(cpu, (chan)->backend.cpumask); \ - smp_read_barrier_depends(); (cpu) < nr_cpu_ids; });) - -extern struct lib_ring_buffer *channel_get_ring_buffer( - const struct lib_ring_buffer_config *config, - struct channel *chan, int cpu); -extern int lib_ring_buffer_open_read(struct lib_ring_buffer *buf); -extern void lib_ring_buffer_release_read(struct lib_ring_buffer *buf); - -/* - * Read sequence: snapshot, many get_subbuf/put_subbuf, move_consumer. - */ -extern int lib_ring_buffer_snapshot(struct lib_ring_buffer *buf, - unsigned long *consumed, - unsigned long *produced); -extern void lib_ring_buffer_move_consumer(struct lib_ring_buffer *buf, - unsigned long consumed_new); - -extern int lib_ring_buffer_get_subbuf(struct lib_ring_buffer *buf, - unsigned long consumed); -extern void lib_ring_buffer_put_subbuf(struct lib_ring_buffer *buf); - -/* - * lib_ring_buffer_get_next_subbuf/lib_ring_buffer_put_next_subbuf are helpers - * to read sub-buffers sequentially. - */ -static inline int lib_ring_buffer_get_next_subbuf(struct lib_ring_buffer *buf) -{ - int ret; - - ret = lib_ring_buffer_snapshot(buf, &buf->cons_snapshot, - &buf->prod_snapshot); - if (ret) - return ret; - ret = lib_ring_buffer_get_subbuf(buf, buf->cons_snapshot); - return ret; -} - -static inline void lib_ring_buffer_put_next_subbuf(struct lib_ring_buffer *buf) -{ - lib_ring_buffer_put_subbuf(buf); - lib_ring_buffer_move_consumer(buf, subbuf_align(buf->cons_snapshot, - buf->backend.chan)); -} - -extern void channel_reset(struct channel *chan); -extern void lib_ring_buffer_reset(struct lib_ring_buffer *buf); - -static inline -unsigned long lib_ring_buffer_get_offset(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf) -{ - return v_read(config, &buf->offset); -} - -static inline -unsigned long lib_ring_buffer_get_consumed(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf) -{ - return atomic_long_read(&buf->consumed); -} - -/* - * Must call lib_ring_buffer_is_finalized before reading counters (memory - * ordering enforced with respect to trace teardown). - */ -static inline -int lib_ring_buffer_is_finalized(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf) -{ - int finalized = ACCESS_ONCE(buf->finalized); - /* - * Read finalized before counters. - */ - smp_rmb(); - return finalized; -} - -static inline -int lib_ring_buffer_channel_is_finalized(const struct channel *chan) -{ - return chan->finalized; -} - -static inline -int lib_ring_buffer_channel_is_disabled(const struct channel *chan) -{ - return atomic_read(&chan->record_disabled); -} - -static inline -unsigned long lib_ring_buffer_get_read_data_size( - const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf) -{ - return subbuffer_get_read_data_size(config, &buf->backend); -} - -static inline -unsigned long lib_ring_buffer_get_records_count( - const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf) -{ - return v_read(config, &buf->records_count); -} - -static inline -unsigned long lib_ring_buffer_get_records_overrun( - const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf) -{ - return v_read(config, &buf->records_overrun); -} - -static inline -unsigned long lib_ring_buffer_get_records_lost_full( - const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf) -{ - return v_read(config, &buf->records_lost_full); -} - -static inline -unsigned long lib_ring_buffer_get_records_lost_wrap( - const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf) -{ - return v_read(config, &buf->records_lost_wrap); -} - -static inline -unsigned long lib_ring_buffer_get_records_lost_big( - const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf) -{ - return v_read(config, &buf->records_lost_big); -} - -static inline -unsigned long lib_ring_buffer_get_records_read( - const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf) -{ - return v_read(config, &buf->backend.records_read); -} - -#endif /* _LINUX_RING_BUFFER_FRONTEND_H */ diff --git a/drivers/staging/lttng/lib/ringbuffer/frontend_api.h b/drivers/staging/lttng/lib/ringbuffer/frontend_api.h deleted file mode 100644 index 391e593..0000000 --- a/drivers/staging/lttng/lib/ringbuffer/frontend_api.h +++ /dev/null @@ -1,358 +0,0 @@ -#ifndef _LINUX_RING_BUFFER_FRONTEND_API_H -#define _LINUX_RING_BUFFER_FRONTEND_API_H - -/* - * linux/ringbuffer/frontend_api.h - * - * (C) Copyright 2005-2010 - Mathieu Desnoyers - * - * Ring Buffer Library Synchronization Header (buffer write API). - * - * Author: - * Mathieu Desnoyers - * - * See ring_buffer_frontend.c for more information on wait-free algorithms. - * See linux/ringbuffer/frontend.h for channel allocation and read-side API. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include "../../wrapper/ringbuffer/frontend.h" -#include - -/** - * lib_ring_buffer_get_cpu - Precedes ring buffer reserve/commit. - * - * Disables preemption (acts as a RCU read-side critical section) and keeps a - * ring buffer nesting count as supplementary safety net to ensure tracer client - * code will never trigger an endless recursion. Returns the processor ID on - * success, -EPERM on failure (nesting count too high). - * - * asm volatile and "memory" clobber prevent the compiler from moving - * instructions out of the ring buffer nesting count. This is required to ensure - * that probe side-effects which can cause recursion (e.g. unforeseen traps, - * divisions by 0, ...) are triggered within the incremented nesting count - * section. - */ -static inline -int lib_ring_buffer_get_cpu(const struct lib_ring_buffer_config *config) -{ - int cpu, nesting; - - rcu_read_lock_sched_notrace(); - cpu = smp_processor_id(); - nesting = ++per_cpu(lib_ring_buffer_nesting, cpu); - barrier(); - - if (unlikely(nesting > 4)) { - WARN_ON_ONCE(1); - per_cpu(lib_ring_buffer_nesting, cpu)--; - rcu_read_unlock_sched_notrace(); - return -EPERM; - } else - return cpu; -} - -/** - * lib_ring_buffer_put_cpu - Follows ring buffer reserve/commit. - */ -static inline -void lib_ring_buffer_put_cpu(const struct lib_ring_buffer_config *config) -{ - barrier(); - __get_cpu_var(lib_ring_buffer_nesting)--; - rcu_read_unlock_sched_notrace(); -} - -/* - * lib_ring_buffer_try_reserve is called by lib_ring_buffer_reserve(). It is not - * part of the API per se. - * - * returns 0 if reserve ok, or 1 if the slow path must be taken. - */ -static inline -int lib_ring_buffer_try_reserve(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer_ctx *ctx, - unsigned long *o_begin, unsigned long *o_end, - unsigned long *o_old, size_t *before_hdr_pad) -{ - struct channel *chan = ctx->chan; - struct lib_ring_buffer *buf = ctx->buf; - *o_begin = v_read(config, &buf->offset); - *o_old = *o_begin; - - ctx->tsc = lib_ring_buffer_clock_read(chan); - if ((int64_t) ctx->tsc == -EIO) - return 1; - - /* - * Prefetch cacheline for read because we have to read the previous - * commit counter to increment it and commit seq value to compare it to - * the commit counter. - */ - prefetch(&buf->commit_hot[subbuf_index(*o_begin, chan)]); - - if (last_tsc_overflow(config, buf, ctx->tsc)) - ctx->rflags |= RING_BUFFER_RFLAG_FULL_TSC; - - if (unlikely(subbuf_offset(*o_begin, chan) == 0)) - return 1; - - ctx->slot_size = record_header_size(config, chan, *o_begin, - before_hdr_pad, ctx); - ctx->slot_size += - lib_ring_buffer_align(*o_begin + ctx->slot_size, - ctx->largest_align) + ctx->data_size; - if (unlikely((subbuf_offset(*o_begin, chan) + ctx->slot_size) - > chan->backend.subbuf_size)) - return 1; - - /* - * Record fits in the current buffer and we are not on a switch - * boundary. It's safe to write. - */ - *o_end = *o_begin + ctx->slot_size; - - if (unlikely((subbuf_offset(*o_end, chan)) == 0)) - /* - * The offset_end will fall at the very beginning of the next - * subbuffer. - */ - return 1; - - return 0; -} - -/** - * lib_ring_buffer_reserve - Reserve space in a ring buffer. - * @config: ring buffer instance configuration. - * @ctx: ring buffer context. (input and output) Must be already initialized. - * - * Atomic wait-free slot reservation. The reserved space starts at the context - * "pre_offset". Its length is "slot_size". The associated time-stamp is "tsc". - * - * Return : - * 0 on success. - * -EAGAIN if channel is disabled. - * -ENOSPC if event size is too large for packet. - * -ENOBUFS if there is currently not enough space in buffer for the event. - * -EIO if data cannot be written into the buffer for any other reason. - */ - -static inline -int lib_ring_buffer_reserve(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer_ctx *ctx) -{ - struct channel *chan = ctx->chan; - struct lib_ring_buffer *buf; - unsigned long o_begin, o_end, o_old; - size_t before_hdr_pad = 0; - - if (atomic_read(&chan->record_disabled)) - return -EAGAIN; - - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU) - buf = per_cpu_ptr(chan->backend.buf, ctx->cpu); - else - buf = chan->backend.buf; - if (atomic_read(&buf->record_disabled)) - return -EAGAIN; - ctx->buf = buf; - - /* - * Perform retryable operations. - */ - if (unlikely(lib_ring_buffer_try_reserve(config, ctx, &o_begin, - &o_end, &o_old, &before_hdr_pad))) - goto slow_path; - - if (unlikely(v_cmpxchg(config, &ctx->buf->offset, o_old, o_end) - != o_old)) - goto slow_path; - - /* - * Atomically update last_tsc. This update races against concurrent - * atomic updates, but the race will always cause supplementary full TSC - * record headers, never the opposite (missing a full TSC record header - * when it would be needed). - */ - save_last_tsc(config, ctx->buf, ctx->tsc); - - /* - * Push the reader if necessary - */ - lib_ring_buffer_reserve_push_reader(ctx->buf, chan, o_end - 1); - - /* - * Clear noref flag for this subbuffer. - */ - lib_ring_buffer_clear_noref(config, &ctx->buf->backend, - subbuf_index(o_end - 1, chan)); - - ctx->pre_offset = o_begin; - ctx->buf_offset = o_begin + before_hdr_pad; - return 0; -slow_path: - return lib_ring_buffer_reserve_slow(ctx); -} - -/** - * lib_ring_buffer_switch - Perform a sub-buffer switch for a per-cpu buffer. - * @config: ring buffer instance configuration. - * @buf: buffer - * @mode: buffer switch mode (SWITCH_ACTIVE or SWITCH_FLUSH) - * - * This operation is completely reentrant : can be called while tracing is - * active with absolutely no lock held. - * - * Note, however, that as a v_cmpxchg is used for some atomic operations and - * requires to be executed locally for per-CPU buffers, this function must be - * called from the CPU which owns the buffer for a ACTIVE flush, with preemption - * disabled, for RING_BUFFER_SYNC_PER_CPU configuration. - */ -static inline -void lib_ring_buffer_switch(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf, enum switch_mode mode) -{ - lib_ring_buffer_switch_slow(buf, mode); -} - -/* See ring_buffer_frontend_api.h for lib_ring_buffer_reserve(). */ - -/** - * lib_ring_buffer_commit - Commit an record. - * @config: ring buffer instance configuration. - * @ctx: ring buffer context. (input arguments only) - * - * Atomic unordered slot commit. Increments the commit count in the - * specified sub-buffer, and delivers it if necessary. - */ -static inline -void lib_ring_buffer_commit(const struct lib_ring_buffer_config *config, - const struct lib_ring_buffer_ctx *ctx) -{ - struct channel *chan = ctx->chan; - struct lib_ring_buffer *buf = ctx->buf; - unsigned long offset_end = ctx->buf_offset; - unsigned long endidx = subbuf_index(offset_end - 1, chan); - unsigned long commit_count; - - /* - * Must count record before incrementing the commit count. - */ - subbuffer_count_record(config, &buf->backend, endidx); - - /* - * Order all writes to buffer before the commit count update that will - * determine that the subbuffer is full. - */ - if (config->ipi == RING_BUFFER_IPI_BARRIER) { - /* - * Must write slot data before incrementing commit count. This - * compiler barrier is upgraded into a smp_mb() by the IPI sent - * by get_subbuf(). - */ - barrier(); - } else - smp_wmb(); - - v_add(config, ctx->slot_size, &buf->commit_hot[endidx].cc); - - /* - * commit count read can race with concurrent OOO commit count updates. - * This is only needed for lib_ring_buffer_check_deliver (for - * non-polling delivery only) and for - * lib_ring_buffer_write_commit_counter. The race can only cause the - * counter to be read with the same value more than once, which could - * cause : - * - Multiple delivery for the same sub-buffer (which is handled - * gracefully by the reader code) if the value is for a full - * sub-buffer. It's important that we can never miss a sub-buffer - * delivery. Re-reading the value after the v_add ensures this. - * - Reading a commit_count with a higher value that what was actually - * added to it for the lib_ring_buffer_write_commit_counter call - * (again caused by a concurrent committer). It does not matter, - * because this function is interested in the fact that the commit - * count reaches back the reserve offset for a specific sub-buffer, - * which is completely independent of the order. - */ - commit_count = v_read(config, &buf->commit_hot[endidx].cc); - - lib_ring_buffer_check_deliver(config, buf, chan, offset_end - 1, - commit_count, endidx); - /* - * Update used size at each commit. It's needed only for extracting - * ring_buffer buffers from vmcore, after crash. - */ - lib_ring_buffer_write_commit_counter(config, buf, chan, endidx, - ctx->buf_offset, commit_count, - ctx->slot_size); -} - -/** - * lib_ring_buffer_try_discard_reserve - Try discarding a record. - * @config: ring buffer instance configuration. - * @ctx: ring buffer context. (input arguments only) - * - * Only succeeds if no other record has been written after the record to - * discard. If discard fails, the record must be committed to the buffer. - * - * Returns 0 upon success, -EPERM if the record cannot be discarded. - */ -static inline -int lib_ring_buffer_try_discard_reserve(const struct lib_ring_buffer_config *config, - const struct lib_ring_buffer_ctx *ctx) -{ - struct lib_ring_buffer *buf = ctx->buf; - unsigned long end_offset = ctx->pre_offset + ctx->slot_size; - - /* - * We need to ensure that if the cmpxchg succeeds and discards the - * record, the next record will record a full TSC, because it cannot - * rely on the last_tsc associated with the discarded record to detect - * overflows. The only way to ensure this is to set the last_tsc to 0 - * (assuming no 64-bit TSC overflow), which forces to write a 64-bit - * timestamp in the next record. - * - * Note: if discard fails, we must leave the TSC in the record header. - * It is needed to keep track of TSC overflows for the following - * records. - */ - save_last_tsc(config, buf, 0ULL); - - if (likely(v_cmpxchg(config, &buf->offset, end_offset, ctx->pre_offset) - != end_offset)) - return -EPERM; - else - return 0; -} - -static inline -void channel_record_disable(const struct lib_ring_buffer_config *config, - struct channel *chan) -{ - atomic_inc(&chan->record_disabled); -} - -static inline -void channel_record_enable(const struct lib_ring_buffer_config *config, - struct channel *chan) -{ - atomic_dec(&chan->record_disabled); -} - -static inline -void lib_ring_buffer_record_disable(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf) -{ - atomic_inc(&buf->record_disabled); -} - -static inline -void lib_ring_buffer_record_enable(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf) -{ - atomic_dec(&buf->record_disabled); -} - -#endif /* _LINUX_RING_BUFFER_FRONTEND_API_H */ diff --git a/drivers/staging/lttng/lib/ringbuffer/frontend_internal.h b/drivers/staging/lttng/lib/ringbuffer/frontend_internal.h deleted file mode 100644 index 3bd5721..0000000 --- a/drivers/staging/lttng/lib/ringbuffer/frontend_internal.h +++ /dev/null @@ -1,424 +0,0 @@ -#ifndef _LINUX_RING_BUFFER_FRONTEND_INTERNAL_H -#define _LINUX_RING_BUFFER_FRONTEND_INTERNAL_H - -/* - * linux/ringbuffer/frontend_internal.h - * - * (C) Copyright 2005-2010 - Mathieu Desnoyers - * - * Ring Buffer Library Synchronization Header (internal helpers). - * - * Author: - * Mathieu Desnoyers - * - * See ring_buffer_frontend.c for more information on wait-free algorithms. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include "../../wrapper/ringbuffer/config.h" -#include "../../wrapper/ringbuffer/backend_types.h" -#include "../../wrapper/ringbuffer/frontend_types.h" -#include "../../lib/prio_heap/lttng_prio_heap.h" /* For per-CPU read-side iterator */ - -/* Buffer offset macros */ - -/* buf_trunc mask selects only the buffer number. */ -static inline -unsigned long buf_trunc(unsigned long offset, struct channel *chan) -{ - return offset & ~(chan->backend.buf_size - 1); - -} - -/* Select the buffer number value (counter). */ -static inline -unsigned long buf_trunc_val(unsigned long offset, struct channel *chan) -{ - return buf_trunc(offset, chan) >> chan->backend.buf_size_order; -} - -/* buf_offset mask selects only the offset within the current buffer. */ -static inline -unsigned long buf_offset(unsigned long offset, struct channel *chan) -{ - return offset & (chan->backend.buf_size - 1); -} - -/* subbuf_offset mask selects the offset within the current subbuffer. */ -static inline -unsigned long subbuf_offset(unsigned long offset, struct channel *chan) -{ - return offset & (chan->backend.subbuf_size - 1); -} - -/* subbuf_trunc mask selects the subbuffer number. */ -static inline -unsigned long subbuf_trunc(unsigned long offset, struct channel *chan) -{ - return offset & ~(chan->backend.subbuf_size - 1); -} - -/* subbuf_align aligns the offset to the next subbuffer. */ -static inline -unsigned long subbuf_align(unsigned long offset, struct channel *chan) -{ - return (offset + chan->backend.subbuf_size) - & ~(chan->backend.subbuf_size - 1); -} - -/* subbuf_index returns the index of the current subbuffer within the buffer. */ -static inline -unsigned long subbuf_index(unsigned long offset, struct channel *chan) -{ - return buf_offset(offset, chan) >> chan->backend.subbuf_size_order; -} - -/* - * Last TSC comparison functions. Check if the current TSC overflows tsc_bits - * bits from the last TSC read. When overflows are detected, the full 64-bit - * timestamp counter should be written in the record header. Reads and writes - * last_tsc atomically. - */ - -#if (BITS_PER_LONG == 32) -static inline -void save_last_tsc(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf, u64 tsc) -{ - if (config->tsc_bits == 0 || config->tsc_bits == 64) - return; - - /* - * Ensure the compiler performs this update in a single instruction. - */ - v_set(config, &buf->last_tsc, (unsigned long)(tsc >> config->tsc_bits)); -} - -static inline -int last_tsc_overflow(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf, u64 tsc) -{ - unsigned long tsc_shifted; - - if (config->tsc_bits == 0 || config->tsc_bits == 64) - return 0; - - tsc_shifted = (unsigned long)(tsc >> config->tsc_bits); - if (unlikely(tsc_shifted - - (unsigned long)v_read(config, &buf->last_tsc))) - return 1; - else - return 0; -} -#else -static inline -void save_last_tsc(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf, u64 tsc) -{ - if (config->tsc_bits == 0 || config->tsc_bits == 64) - return; - - v_set(config, &buf->last_tsc, (unsigned long)tsc); -} - -static inline -int last_tsc_overflow(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf, u64 tsc) -{ - if (config->tsc_bits == 0 || config->tsc_bits == 64) - return 0; - - if (unlikely((tsc - v_read(config, &buf->last_tsc)) - >> config->tsc_bits)) - return 1; - else - return 0; -} -#endif - -extern -int lib_ring_buffer_reserve_slow(struct lib_ring_buffer_ctx *ctx); - -extern -void lib_ring_buffer_switch_slow(struct lib_ring_buffer *buf, - enum switch_mode mode); - -/* Buffer write helpers */ - -static inline -void lib_ring_buffer_reserve_push_reader(struct lib_ring_buffer *buf, - struct channel *chan, - unsigned long offset) -{ - unsigned long consumed_old, consumed_new; - - do { - consumed_old = atomic_long_read(&buf->consumed); - /* - * If buffer is in overwrite mode, push the reader consumed - * count if the write position has reached it and we are not - * at the first iteration (don't push the reader farther than - * the writer). This operation can be done concurrently by many - * writers in the same buffer, the writer being at the farthest - * write position sub-buffer index in the buffer being the one - * which will win this loop. - */ - if (unlikely(subbuf_trunc(offset, chan) - - subbuf_trunc(consumed_old, chan) - >= chan->backend.buf_size)) - consumed_new = subbuf_align(consumed_old, chan); - else - return; - } while (unlikely(atomic_long_cmpxchg(&buf->consumed, consumed_old, - consumed_new) != consumed_old)); -} - -static inline -void lib_ring_buffer_vmcore_check_deliver(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf, - unsigned long commit_count, - unsigned long idx) -{ - if (config->oops == RING_BUFFER_OOPS_CONSISTENCY) - v_set(config, &buf->commit_hot[idx].seq, commit_count); -} - -static inline -int lib_ring_buffer_poll_deliver(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf, - struct channel *chan) -{ - unsigned long consumed_old, consumed_idx, commit_count, write_offset; - - consumed_old = atomic_long_read(&buf->consumed); - consumed_idx = subbuf_index(consumed_old, chan); - commit_count = v_read(config, &buf->commit_cold[consumed_idx].cc_sb); - /* - * No memory barrier here, since we are only interested - * in a statistically correct polling result. The next poll will - * get the data is we are racing. The mb() that ensures correct - * memory order is in get_subbuf. - */ - write_offset = v_read(config, &buf->offset); - - /* - * Check that the subbuffer we are trying to consume has been - * already fully committed. - */ - - if (((commit_count - chan->backend.subbuf_size) - & chan->commit_count_mask) - - (buf_trunc(consumed_old, chan) - >> chan->backend.num_subbuf_order) - != 0) - return 0; - - /* - * Check that we are not about to read the same subbuffer in - * which the writer head is. - */ - if (subbuf_trunc(write_offset, chan) - subbuf_trunc(consumed_old, chan) - == 0) - return 0; - - return 1; - -} - -static inline -int lib_ring_buffer_pending_data(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf, - struct channel *chan) -{ - return !!subbuf_offset(v_read(config, &buf->offset), chan); -} - -static inline -unsigned long lib_ring_buffer_get_data_size(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf, - unsigned long idx) -{ - return subbuffer_get_data_size(config, &buf->backend, idx); -} - -/* - * Check if all space reservation in a buffer have been committed. This helps - * knowing if an execution context is nested (for per-cpu buffers only). - * This is a very specific ftrace use-case, so we keep this as "internal" API. - */ -static inline -int lib_ring_buffer_reserve_committed(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf, - struct channel *chan) -{ - unsigned long offset, idx, commit_count; - - CHAN_WARN_ON(chan, config->alloc != RING_BUFFER_ALLOC_PER_CPU); - CHAN_WARN_ON(chan, config->sync != RING_BUFFER_SYNC_PER_CPU); - - /* - * Read offset and commit count in a loop so they are both read - * atomically wrt interrupts. By deal with interrupt concurrency by - * restarting both reads if the offset has been pushed. Note that given - * we only have to deal with interrupt concurrency here, an interrupt - * modifying the commit count will also modify "offset", so it is safe - * to only check for offset modifications. - */ - do { - offset = v_read(config, &buf->offset); - idx = subbuf_index(offset, chan); - commit_count = v_read(config, &buf->commit_hot[idx].cc); - } while (offset != v_read(config, &buf->offset)); - - return ((buf_trunc(offset, chan) >> chan->backend.num_subbuf_order) - - (commit_count & chan->commit_count_mask) == 0); -} - -static inline -void lib_ring_buffer_check_deliver(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf, - struct channel *chan, - unsigned long offset, - unsigned long commit_count, - unsigned long idx) -{ - unsigned long old_commit_count = commit_count - - chan->backend.subbuf_size; - u64 tsc; - - /* Check if all commits have been done */ - if (unlikely((buf_trunc(offset, chan) >> chan->backend.num_subbuf_order) - - (old_commit_count & chan->commit_count_mask) == 0)) { - /* - * If we succeeded at updating cc_sb below, we are the subbuffer - * writer delivering the subbuffer. Deals with concurrent - * updates of the "cc" value without adding a add_return atomic - * operation to the fast path. - * - * We are doing the delivery in two steps: - * - First, we cmpxchg() cc_sb to the new value - * old_commit_count + 1. This ensures that we are the only - * subbuffer user successfully filling the subbuffer, but we - * do _not_ set the cc_sb value to "commit_count" yet. - * Therefore, other writers that would wrap around the ring - * buffer and try to start writing to our subbuffer would - * have to drop records, because it would appear as - * non-filled. - * We therefore have exclusive access to the subbuffer control - * structures. This mutual exclusion with other writers is - * crucially important to perform record overruns count in - * flight recorder mode locklessly. - * - When we are ready to release the subbuffer (either for - * reading or for overrun by other writers), we simply set the - * cc_sb value to "commit_count" and perform delivery. - * - * The subbuffer size is least 2 bytes (minimum size: 1 page). - * This guarantees that old_commit_count + 1 != commit_count. - */ - if (likely(v_cmpxchg(config, &buf->commit_cold[idx].cc_sb, - old_commit_count, old_commit_count + 1) - == old_commit_count)) { - /* - * Start of exclusive subbuffer access. We are - * guaranteed to be the last writer in this subbuffer - * and any other writer trying to access this subbuffer - * in this state is required to drop records. - */ - tsc = config->cb.ring_buffer_clock_read(chan); - v_add(config, - subbuffer_get_records_count(config, - &buf->backend, idx), - &buf->records_count); - v_add(config, - subbuffer_count_records_overrun(config, - &buf->backend, - idx), - &buf->records_overrun); - config->cb.buffer_end(buf, tsc, idx, - lib_ring_buffer_get_data_size(config, - buf, - idx)); - - /* - * Set noref flag and offset for this subbuffer id. - * Contains a memory barrier that ensures counter stores - * are ordered before set noref and offset. - */ - lib_ring_buffer_set_noref_offset(config, &buf->backend, idx, - buf_trunc_val(offset, chan)); - - /* - * Order set_noref and record counter updates before the - * end of subbuffer exclusive access. Orders with - * respect to writers coming into the subbuffer after - * wrap around, and also order wrt concurrent readers. - */ - smp_mb(); - /* End of exclusive subbuffer access */ - v_set(config, &buf->commit_cold[idx].cc_sb, - commit_count); - lib_ring_buffer_vmcore_check_deliver(config, buf, - commit_count, idx); - - /* - * RING_BUFFER_WAKEUP_BY_WRITER wakeup is not lock-free. - */ - if (config->wakeup == RING_BUFFER_WAKEUP_BY_WRITER - && atomic_long_read(&buf->active_readers) - && lib_ring_buffer_poll_deliver(config, buf, chan)) { - wake_up_interruptible(&buf->read_wait); - wake_up_interruptible(&chan->read_wait); - } - - } - } -} - -/* - * lib_ring_buffer_write_commit_counter - * - * For flight recording. must be called after commit. - * This function increments the subbuffer's commit_seq counter each time the - * commit count reaches back the reserve offset (modulo subbuffer size). It is - * useful for crash dump. - */ -static inline -void lib_ring_buffer_write_commit_counter(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer *buf, - struct channel *chan, - unsigned long idx, - unsigned long buf_offset, - unsigned long commit_count, - size_t slot_size) -{ - unsigned long offset, commit_seq_old; - - if (config->oops != RING_BUFFER_OOPS_CONSISTENCY) - return; - - offset = buf_offset + slot_size; - - /* - * subbuf_offset includes commit_count_mask. We can simply - * compare the offsets within the subbuffer without caring about - * buffer full/empty mismatch because offset is never zero here - * (subbuffer header and record headers have non-zero length). - */ - if (unlikely(subbuf_offset(offset - commit_count, chan))) - return; - - commit_seq_old = v_read(config, &buf->commit_hot[idx].seq); - while ((long) (commit_seq_old - commit_count) < 0) - commit_seq_old = v_cmpxchg(config, &buf->commit_hot[idx].seq, - commit_seq_old, commit_count); -} - -extern int lib_ring_buffer_create(struct lib_ring_buffer *buf, - struct channel_backend *chanb, int cpu); -extern void lib_ring_buffer_free(struct lib_ring_buffer *buf); - -/* Keep track of trap nesting inside ring buffer code */ -DECLARE_PER_CPU(unsigned int, lib_ring_buffer_nesting); - -#endif /* _LINUX_RING_BUFFER_FRONTEND_INTERNAL_H */ diff --git a/drivers/staging/lttng/lib/ringbuffer/frontend_types.h b/drivers/staging/lttng/lib/ringbuffer/frontend_types.h deleted file mode 100644 index eced7be..0000000 --- a/drivers/staging/lttng/lib/ringbuffer/frontend_types.h +++ /dev/null @@ -1,176 +0,0 @@ -#ifndef _LINUX_RING_BUFFER_FRONTEND_TYPES_H -#define _LINUX_RING_BUFFER_FRONTEND_TYPES_H - -/* - * linux/ringbuffer/frontend_types.h - * - * (C) Copyright 2005-2010 - Mathieu Desnoyers - * - * Ring Buffer Library Synchronization Header (types). - * - * Author: - * Mathieu Desnoyers - * - * See ring_buffer_frontend.c for more information on wait-free algorithms. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include "../../wrapper/ringbuffer/config.h" -#include "../../wrapper/ringbuffer/backend_types.h" -#include "../../wrapper/spinlock.h" -#include "../../lib/prio_heap/lttng_prio_heap.h" /* For per-CPU read-side iterator */ - -/* - * A switch is done during tracing or as a final flush after tracing (so it - * won't write in the new sub-buffer). - */ -enum switch_mode { SWITCH_ACTIVE, SWITCH_FLUSH }; - -/* channel-level read-side iterator */ -struct channel_iter { - /* Prio heap of buffers. Lowest timestamps at the top. */ - struct lttng_ptr_heap heap; /* Heap of struct lib_ring_buffer ptrs */ - struct list_head empty_head; /* Empty buffers linked-list head */ - int read_open; /* Opened for reading ? */ - u64 last_qs; /* Last quiescent state timestamp */ - u64 last_timestamp; /* Last timestamp (for WARN_ON) */ - int last_cpu; /* Last timestamp cpu */ - /* - * read() file operation state. - */ - unsigned long len_left; -}; - -/* channel: collection of per-cpu ring buffers. */ -struct channel { - atomic_t record_disabled; - unsigned long commit_count_mask; /* - * Commit count mask, removing - * the MSBs corresponding to - * bits used to represent the - * subbuffer index. - */ - - struct channel_backend backend; /* Associated backend */ - - unsigned long switch_timer_interval; /* Buffer flush (jiffies) */ - unsigned long read_timer_interval; /* Reader wakeup (jiffies) */ - struct notifier_block cpu_hp_notifier; /* CPU hotplug notifier */ - struct notifier_block tick_nohz_notifier; /* CPU nohz notifier */ - struct notifier_block hp_iter_notifier; /* hotplug iterator notifier */ - uint cpu_hp_enable:1; /* Enable CPU hotplug notif. */ - uint hp_iter_enable:1; /* Enable hp iter notif. */ - wait_queue_head_t read_wait; /* reader wait queue */ - wait_queue_head_t hp_wait; /* CPU hotplug wait queue */ - int finalized; /* Has channel been finalized */ - struct channel_iter iter; /* Channel read-side iterator */ - struct kref ref; /* Reference count */ -}; - -/* Per-subbuffer commit counters used on the hot path */ -struct commit_counters_hot { - union v_atomic cc; /* Commit counter */ - union v_atomic seq; /* Consecutive commits */ -}; - -/* Per-subbuffer commit counters used only on cold paths */ -struct commit_counters_cold { - union v_atomic cc_sb; /* Incremented _once_ at sb switch */ -}; - -/* Per-buffer read iterator */ -struct lib_ring_buffer_iter { - u64 timestamp; /* Current record timestamp */ - size_t header_len; /* Current record header length */ - size_t payload_len; /* Current record payload length */ - - struct list_head empty_node; /* Linked list of empty buffers */ - unsigned long consumed, read_offset, data_size; - enum { - ITER_GET_SUBBUF = 0, - ITER_TEST_RECORD, - ITER_NEXT_RECORD, - ITER_PUT_SUBBUF, - } state; - uint allocated:1; - uint read_open:1; /* Opened for reading ? */ -}; - -/* ring buffer state */ -struct lib_ring_buffer { - /* First 32 bytes cache-hot cacheline */ - union v_atomic offset; /* Current offset in the buffer */ - struct commit_counters_hot *commit_hot; - /* Commit count per sub-buffer */ - atomic_long_t consumed; /* - * Current offset in the buffer - * standard atomic access (shared) - */ - atomic_t record_disabled; - /* End of first 32 bytes cacheline */ - union v_atomic last_tsc; /* - * Last timestamp written in the buffer. - */ - - struct lib_ring_buffer_backend backend; /* Associated backend */ - - struct commit_counters_cold *commit_cold; - /* Commit count per sub-buffer */ - atomic_long_t active_readers; /* - * Active readers count - * standard atomic access (shared) - */ - /* Dropped records */ - union v_atomic records_lost_full; /* Buffer full */ - union v_atomic records_lost_wrap; /* Nested wrap-around */ - union v_atomic records_lost_big; /* Events too big */ - union v_atomic records_count; /* Number of records written */ - union v_atomic records_overrun; /* Number of overwritten records */ - wait_queue_head_t read_wait; /* reader buffer-level wait queue */ - wait_queue_head_t write_wait; /* writer buffer-level wait queue (for metadata only) */ - int finalized; /* buffer has been finalized */ - struct timer_list switch_timer; /* timer for periodical switch */ - struct timer_list read_timer; /* timer for read poll */ - raw_spinlock_t raw_tick_nohz_spinlock; /* nohz entry lock/trylock */ - struct lib_ring_buffer_iter iter; /* read-side iterator */ - unsigned long get_subbuf_consumed; /* Read-side consumed */ - unsigned long prod_snapshot; /* Producer count snapshot */ - unsigned long cons_snapshot; /* Consumer count snapshot */ - uint get_subbuf:1; /* Sub-buffer being held by reader */ - uint switch_timer_enabled:1; /* Protected by ring_buffer_nohz_lock */ - uint read_timer_enabled:1; /* Protected by ring_buffer_nohz_lock */ -}; - -static inline -void *channel_get_private(struct channel *chan) -{ - return chan->backend.priv; -} - -/* - * Issue warnings and disable channels upon internal error. - * Can receive struct lib_ring_buffer or struct lib_ring_buffer_backend - * parameters. - */ -#define CHAN_WARN_ON(c, cond) \ - ({ \ - struct channel *__chan; \ - int _____ret = unlikely(cond); \ - if (_____ret) { \ - if (__same_type(*(c), struct channel_backend)) \ - __chan = container_of((void *) (c), \ - struct channel, \ - backend); \ - else if (__same_type(*(c), struct channel)) \ - __chan = (void *) (c); \ - else \ - BUG_ON(1); \ - atomic_inc(&__chan->record_disabled); \ - WARN_ON(1); \ - } \ - _____ret; \ - }) - -#endif /* _LINUX_RING_BUFFER_FRONTEND_TYPES_H */ diff --git a/drivers/staging/lttng/lib/ringbuffer/iterator.h b/drivers/staging/lttng/lib/ringbuffer/iterator.h deleted file mode 100644 index f2bd50d..0000000 --- a/drivers/staging/lttng/lib/ringbuffer/iterator.h +++ /dev/null @@ -1,70 +0,0 @@ -#ifndef _LINUX_RING_BUFFER_ITERATOR_H -#define _LINUX_RING_BUFFER_ITERATOR_H - -/* - * linux/ringbuffer/iterator.h - * - * (C) Copyright 2010 - Mathieu Desnoyers - * - * Ring buffer and channel iterators. - * - * Author: - * Mathieu Desnoyers - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include "../../wrapper/ringbuffer/backend.h" -#include "../../wrapper/ringbuffer/frontend.h" - -/* - * lib_ring_buffer_get_next_record advances the buffer read position to the next - * record. It returns either the size of the next record, -EAGAIN if there is - * currently no data available, or -ENODATA if no data is available and buffer - * is finalized. - */ -extern ssize_t lib_ring_buffer_get_next_record(struct channel *chan, - struct lib_ring_buffer *buf); - -/* - * channel_get_next_record advances the buffer read position to the next record. - * It returns either the size of the next record, -EAGAIN if there is currently - * no data available, or -ENODATA if no data is available and buffer is - * finalized. - * Returns the current buffer in ret_buf. - */ -extern ssize_t channel_get_next_record(struct channel *chan, - struct lib_ring_buffer **ret_buf); - -/** - * read_current_record - copy the buffer current record into dest. - * @buf: ring buffer - * @dest: destination where the record should be copied - * - * dest should be large enough to contain the record. Returns the number of - * bytes copied. - */ -static inline size_t read_current_record(struct lib_ring_buffer *buf, void *dest) -{ - return lib_ring_buffer_read(&buf->backend, buf->iter.read_offset, - dest, buf->iter.payload_len); -} - -extern int lib_ring_buffer_iterator_open(struct lib_ring_buffer *buf); -extern void lib_ring_buffer_iterator_release(struct lib_ring_buffer *buf); -extern int channel_iterator_open(struct channel *chan); -extern void channel_iterator_release(struct channel *chan); - -extern const struct file_operations channel_payload_file_operations; -extern const struct file_operations lib_ring_buffer_payload_file_operations; - -/* - * Used internally. - */ -int channel_iterator_init(struct channel *chan); -void channel_iterator_unregister_notifiers(struct channel *chan); -void channel_iterator_free(struct channel *chan); -void channel_iterator_reset(struct channel *chan); -void lib_ring_buffer_iterator_reset(struct lib_ring_buffer *buf); - -#endif /* _LINUX_RING_BUFFER_ITERATOR_H */ diff --git a/drivers/staging/lttng/lib/ringbuffer/nohz.h b/drivers/staging/lttng/lib/ringbuffer/nohz.h deleted file mode 100644 index 3c31072..0000000 --- a/drivers/staging/lttng/lib/ringbuffer/nohz.h +++ /dev/null @@ -1,30 +0,0 @@ -#ifndef _LINUX_RING_BUFFER_NOHZ_H -#define _LINUX_RING_BUFFER_NOHZ_H - -/* - * ringbuffer/nohz.h - * - * Copyright (C) 2011 Mathieu Desnoyers - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#ifdef CONFIG_LIB_RING_BUFFER -void lib_ring_buffer_tick_nohz_flush(void); -void lib_ring_buffer_tick_nohz_stop(void); -void lib_ring_buffer_tick_nohz_restart(void); -#else -static inline void lib_ring_buffer_tick_nohz_flush(void) -{ -} - -static inline void lib_ring_buffer_tick_nohz_stop(void) -{ -} - -static inline void lib_ring_buffer_tick_nohz_restart(void) -{ -} -#endif - -#endif /* _LINUX_RING_BUFFER_NOHZ_H */ diff --git a/drivers/staging/lttng/lib/ringbuffer/ring_buffer_backend.c b/drivers/staging/lttng/lib/ringbuffer/ring_buffer_backend.c deleted file mode 100644 index d1b5b8c..0000000 --- a/drivers/staging/lttng/lib/ringbuffer/ring_buffer_backend.c +++ /dev/null @@ -1,854 +0,0 @@ -/* - * ring_buffer_backend.c - * - * Copyright (C) 2005-2010 - Mathieu Desnoyers - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "../../wrapper/vmalloc.h" /* for wrapper_vmalloc_sync_all() */ -#include "../../wrapper/ringbuffer/config.h" -#include "../../wrapper/ringbuffer/backend.h" -#include "../../wrapper/ringbuffer/frontend.h" - -/** - * lib_ring_buffer_backend_allocate - allocate a channel buffer - * @config: ring buffer instance configuration - * @buf: the buffer struct - * @size: total size of the buffer - * @num_subbuf: number of subbuffers - * @extra_reader_sb: need extra subbuffer for reader - */ -static -int lib_ring_buffer_backend_allocate(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer_backend *bufb, - size_t size, size_t num_subbuf, - int extra_reader_sb) -{ - struct channel_backend *chanb = &bufb->chan->backend; - unsigned long j, num_pages, num_pages_per_subbuf, page_idx = 0; - unsigned long subbuf_size, mmap_offset = 0; - unsigned long num_subbuf_alloc; - struct page **pages; - void **virt; - unsigned long i; - - num_pages = size >> PAGE_SHIFT; - num_pages_per_subbuf = num_pages >> get_count_order(num_subbuf); - subbuf_size = chanb->subbuf_size; - num_subbuf_alloc = num_subbuf; - - if (extra_reader_sb) { - num_pages += num_pages_per_subbuf; /* Add pages for reader */ - num_subbuf_alloc++; - } - - pages = kmalloc_node(ALIGN(sizeof(*pages) * num_pages, - 1 << INTERNODE_CACHE_SHIFT), - GFP_KERNEL, cpu_to_node(max(bufb->cpu, 0))); - if (unlikely(!pages)) - goto pages_error; - - virt = kmalloc_node(ALIGN(sizeof(*virt) * num_pages, - 1 << INTERNODE_CACHE_SHIFT), - GFP_KERNEL, cpu_to_node(max(bufb->cpu, 0))); - if (unlikely(!virt)) - goto virt_error; - - bufb->array = kmalloc_node(ALIGN(sizeof(*bufb->array) - * num_subbuf_alloc, - 1 << INTERNODE_CACHE_SHIFT), - GFP_KERNEL, cpu_to_node(max(bufb->cpu, 0))); - if (unlikely(!bufb->array)) - goto array_error; - - for (i = 0; i < num_pages; i++) { - pages[i] = alloc_pages_node(cpu_to_node(max(bufb->cpu, 0)), - GFP_KERNEL | __GFP_ZERO, 0); - if (unlikely(!pages[i])) - goto depopulate; - virt[i] = page_address(pages[i]); - } - bufb->num_pages_per_subbuf = num_pages_per_subbuf; - - /* Allocate backend pages array elements */ - for (i = 0; i < num_subbuf_alloc; i++) { - bufb->array[i] = - kzalloc_node(ALIGN( - sizeof(struct lib_ring_buffer_backend_pages) + - sizeof(struct lib_ring_buffer_backend_page) - * num_pages_per_subbuf, - 1 << INTERNODE_CACHE_SHIFT), - GFP_KERNEL, cpu_to_node(max(bufb->cpu, 0))); - if (!bufb->array[i]) - goto free_array; - } - - /* Allocate write-side subbuffer table */ - bufb->buf_wsb = kzalloc_node(ALIGN( - sizeof(struct lib_ring_buffer_backend_subbuffer) - * num_subbuf, - 1 << INTERNODE_CACHE_SHIFT), - GFP_KERNEL, cpu_to_node(max(bufb->cpu, 0))); - if (unlikely(!bufb->buf_wsb)) - goto free_array; - - for (i = 0; i < num_subbuf; i++) - bufb->buf_wsb[i].id = subbuffer_id(config, 0, 1, i); - - /* Assign read-side subbuffer table */ - if (extra_reader_sb) - bufb->buf_rsb.id = subbuffer_id(config, 0, 1, - num_subbuf_alloc - 1); - else - bufb->buf_rsb.id = subbuffer_id(config, 0, 1, 0); - - /* Assign pages to page index */ - for (i = 0; i < num_subbuf_alloc; i++) { - for (j = 0; j < num_pages_per_subbuf; j++) { - CHAN_WARN_ON(chanb, page_idx > num_pages); - bufb->array[i]->p[j].virt = virt[page_idx]; - bufb->array[i]->p[j].page = pages[page_idx]; - page_idx++; - } - if (config->output == RING_BUFFER_MMAP) { - bufb->array[i]->mmap_offset = mmap_offset; - mmap_offset += subbuf_size; - } - } - - /* - * If kmalloc ever uses vmalloc underneath, make sure the buffer pages - * will not fault. - */ - wrapper_vmalloc_sync_all(); - kfree(virt); - kfree(pages); - return 0; - -free_array: - for (i = 0; (i < num_subbuf_alloc && bufb->array[i]); i++) - kfree(bufb->array[i]); -depopulate: - /* Free all allocated pages */ - for (i = 0; (i < num_pages && pages[i]); i++) - __free_page(pages[i]); - kfree(bufb->array); -array_error: - kfree(virt); -virt_error: - kfree(pages); -pages_error: - return -ENOMEM; -} - -int lib_ring_buffer_backend_create(struct lib_ring_buffer_backend *bufb, - struct channel_backend *chanb, int cpu) -{ - const struct lib_ring_buffer_config *config = chanb->config; - - bufb->chan = container_of(chanb, struct channel, backend); - bufb->cpu = cpu; - - return lib_ring_buffer_backend_allocate(config, bufb, chanb->buf_size, - chanb->num_subbuf, - chanb->extra_reader_sb); -} - -void lib_ring_buffer_backend_free(struct lib_ring_buffer_backend *bufb) -{ - struct channel_backend *chanb = &bufb->chan->backend; - unsigned long i, j, num_subbuf_alloc; - - num_subbuf_alloc = chanb->num_subbuf; - if (chanb->extra_reader_sb) - num_subbuf_alloc++; - - kfree(bufb->buf_wsb); - for (i = 0; i < num_subbuf_alloc; i++) { - for (j = 0; j < bufb->num_pages_per_subbuf; j++) - __free_page(bufb->array[i]->p[j].page); - kfree(bufb->array[i]); - } - kfree(bufb->array); - bufb->allocated = 0; -} - -void lib_ring_buffer_backend_reset(struct lib_ring_buffer_backend *bufb) -{ - struct channel_backend *chanb = &bufb->chan->backend; - const struct lib_ring_buffer_config *config = chanb->config; - unsigned long num_subbuf_alloc; - unsigned int i; - - num_subbuf_alloc = chanb->num_subbuf; - if (chanb->extra_reader_sb) - num_subbuf_alloc++; - - for (i = 0; i < chanb->num_subbuf; i++) - bufb->buf_wsb[i].id = subbuffer_id(config, 0, 1, i); - if (chanb->extra_reader_sb) - bufb->buf_rsb.id = subbuffer_id(config, 0, 1, - num_subbuf_alloc - 1); - else - bufb->buf_rsb.id = subbuffer_id(config, 0, 1, 0); - - for (i = 0; i < num_subbuf_alloc; i++) { - /* Don't reset mmap_offset */ - v_set(config, &bufb->array[i]->records_commit, 0); - v_set(config, &bufb->array[i]->records_unread, 0); - bufb->array[i]->data_size = 0; - /* Don't reset backend page and virt addresses */ - } - /* Don't reset num_pages_per_subbuf, cpu, allocated */ - v_set(config, &bufb->records_read, 0); -} - -/* - * The frontend is responsible for also calling ring_buffer_backend_reset for - * each buffer when calling channel_backend_reset. - */ -void channel_backend_reset(struct channel_backend *chanb) -{ - struct channel *chan = container_of(chanb, struct channel, backend); - const struct lib_ring_buffer_config *config = chanb->config; - - /* - * Don't reset buf_size, subbuf_size, subbuf_size_order, - * num_subbuf_order, buf_size_order, extra_reader_sb, num_subbuf, - * priv, notifiers, config, cpumask and name. - */ - chanb->start_tsc = config->cb.ring_buffer_clock_read(chan); -} - -#ifdef CONFIG_HOTPLUG_CPU -/** - * lib_ring_buffer_cpu_hp_callback - CPU hotplug callback - * @nb: notifier block - * @action: hotplug action to take - * @hcpu: CPU number - * - * Returns the success/failure of the operation. (%NOTIFY_OK, %NOTIFY_BAD) - */ -static -int __cpuinit lib_ring_buffer_cpu_hp_callback(struct notifier_block *nb, - unsigned long action, - void *hcpu) -{ - unsigned int cpu = (unsigned long)hcpu; - struct channel_backend *chanb = container_of(nb, struct channel_backend, - cpu_hp_notifier); - const struct lib_ring_buffer_config *config = chanb->config; - struct lib_ring_buffer *buf; - int ret; - - CHAN_WARN_ON(chanb, config->alloc == RING_BUFFER_ALLOC_GLOBAL); - - switch (action) { - case CPU_UP_PREPARE: - case CPU_UP_PREPARE_FROZEN: - buf = per_cpu_ptr(chanb->buf, cpu); - ret = lib_ring_buffer_create(buf, chanb, cpu); - if (ret) { - printk(KERN_ERR - "ring_buffer_cpu_hp_callback: cpu %d " - "buffer creation failed\n", cpu); - return NOTIFY_BAD; - } - break; - case CPU_DEAD: - case CPU_DEAD_FROZEN: - /* No need to do a buffer switch here, because it will happen - * when tracing is stopped, or will be done by switch timer CPU - * DEAD callback. */ - break; - } - return NOTIFY_OK; -} -#endif - -/** - * channel_backend_init - initialize a channel backend - * @chanb: channel backend - * @name: channel name - * @config: client ring buffer configuration - * @priv: client private data - * @parent: dentry of parent directory, %NULL for root directory - * @subbuf_size: size of sub-buffers (> PAGE_SIZE, power of 2) - * @num_subbuf: number of sub-buffers (power of 2) - * - * Returns channel pointer if successful, %NULL otherwise. - * - * Creates per-cpu channel buffers using the sizes and attributes - * specified. The created channel buffer files will be named - * name_0...name_N-1. File permissions will be %S_IRUSR. - * - * Called with CPU hotplug disabled. - */ -int channel_backend_init(struct channel_backend *chanb, - const char *name, - const struct lib_ring_buffer_config *config, - void *priv, size_t subbuf_size, size_t num_subbuf) -{ - struct channel *chan = container_of(chanb, struct channel, backend); - unsigned int i; - int ret; - - if (!name) - return -EPERM; - - if (!(subbuf_size && num_subbuf)) - return -EPERM; - - /* Check that the subbuffer size is larger than a page. */ - if (subbuf_size < PAGE_SIZE) - return -EINVAL; - - /* - * Make sure the number of subbuffers and subbuffer size are power of 2. - */ - CHAN_WARN_ON(chanb, hweight32(subbuf_size) != 1); - CHAN_WARN_ON(chanb, hweight32(num_subbuf) != 1); - - ret = subbuffer_id_check_index(config, num_subbuf); - if (ret) - return ret; - - chanb->priv = priv; - chanb->buf_size = num_subbuf * subbuf_size; - chanb->subbuf_size = subbuf_size; - chanb->buf_size_order = get_count_order(chanb->buf_size); - chanb->subbuf_size_order = get_count_order(subbuf_size); - chanb->num_subbuf_order = get_count_order(num_subbuf); - chanb->extra_reader_sb = - (config->mode == RING_BUFFER_OVERWRITE) ? 1 : 0; - chanb->num_subbuf = num_subbuf; - strlcpy(chanb->name, name, NAME_MAX); - chanb->config = config; - - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU) { - if (!zalloc_cpumask_var(&chanb->cpumask, GFP_KERNEL)) - return -ENOMEM; - } - - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU) { - /* Allocating the buffer per-cpu structures */ - chanb->buf = alloc_percpu(struct lib_ring_buffer); - if (!chanb->buf) - goto free_cpumask; - - /* - * In case of non-hotplug cpu, if the ring-buffer is allocated - * in early initcall, it will not be notified of secondary cpus. - * In that off case, we need to allocate for all possible cpus. - */ -#ifdef CONFIG_HOTPLUG_CPU - /* - * buf->backend.allocated test takes care of concurrent CPU - * hotplug. - * Priority higher than frontend, so we create the ring buffer - * before we start the timer. - */ - chanb->cpu_hp_notifier.notifier_call = - lib_ring_buffer_cpu_hp_callback; - chanb->cpu_hp_notifier.priority = 5; - register_hotcpu_notifier(&chanb->cpu_hp_notifier); - - get_online_cpus(); - for_each_online_cpu(i) { - ret = lib_ring_buffer_create(per_cpu_ptr(chanb->buf, i), - chanb, i); - if (ret) - goto free_bufs; /* cpu hotplug locked */ - } - put_online_cpus(); -#else - for_each_possible_cpu(i) { - ret = lib_ring_buffer_create(per_cpu_ptr(chanb->buf, i), - chanb, i); - if (ret) - goto free_bufs; /* cpu hotplug locked */ - } -#endif - } else { - chanb->buf = kzalloc(sizeof(struct lib_ring_buffer), GFP_KERNEL); - if (!chanb->buf) - goto free_cpumask; - ret = lib_ring_buffer_create(chanb->buf, chanb, -1); - if (ret) - goto free_bufs; - } - chanb->start_tsc = config->cb.ring_buffer_clock_read(chan); - - return 0; - -free_bufs: - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU) { - for_each_possible_cpu(i) { - struct lib_ring_buffer *buf = per_cpu_ptr(chanb->buf, i); - - if (!buf->backend.allocated) - continue; - lib_ring_buffer_free(buf); - } -#ifdef CONFIG_HOTPLUG_CPU - put_online_cpus(); -#endif - free_percpu(chanb->buf); - } else - kfree(chanb->buf); -free_cpumask: - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU) - free_cpumask_var(chanb->cpumask); - return -ENOMEM; -} - -/** - * channel_backend_unregister_notifiers - unregister notifiers - * @chan: the channel - * - * Holds CPU hotplug. - */ -void channel_backend_unregister_notifiers(struct channel_backend *chanb) -{ - const struct lib_ring_buffer_config *config = chanb->config; - - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU) - unregister_hotcpu_notifier(&chanb->cpu_hp_notifier); -} - -/** - * channel_backend_free - destroy the channel - * @chan: the channel - * - * Destroy all channel buffers and frees the channel. - */ -void channel_backend_free(struct channel_backend *chanb) -{ - const struct lib_ring_buffer_config *config = chanb->config; - unsigned int i; - - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU) { - for_each_possible_cpu(i) { - struct lib_ring_buffer *buf = per_cpu_ptr(chanb->buf, i); - - if (!buf->backend.allocated) - continue; - lib_ring_buffer_free(buf); - } - free_cpumask_var(chanb->cpumask); - free_percpu(chanb->buf); - } else { - struct lib_ring_buffer *buf = chanb->buf; - - CHAN_WARN_ON(chanb, !buf->backend.allocated); - lib_ring_buffer_free(buf); - kfree(buf); - } -} - -/** - * lib_ring_buffer_write - write data to a ring_buffer buffer. - * @bufb : buffer backend - * @offset : offset within the buffer - * @src : source address - * @len : length to write - * @pagecpy : page size copied so far - */ -void _lib_ring_buffer_write(struct lib_ring_buffer_backend *bufb, size_t offset, - const void *src, size_t len, ssize_t pagecpy) -{ - struct channel_backend *chanb = &bufb->chan->backend; - const struct lib_ring_buffer_config *config = chanb->config; - size_t sbidx, index; - struct lib_ring_buffer_backend_pages *rpages; - unsigned long sb_bindex, id; - - do { - len -= pagecpy; - src += pagecpy; - offset += pagecpy; - sbidx = offset >> chanb->subbuf_size_order; - index = (offset & (chanb->subbuf_size - 1)) >> PAGE_SHIFT; - - /* - * Underlying layer should never ask for writes across - * subbuffers. - */ - CHAN_WARN_ON(chanb, offset >= chanb->buf_size); - - pagecpy = min_t(size_t, len, PAGE_SIZE - (offset & ~PAGE_MASK)); - id = bufb->buf_wsb[sbidx].id; - sb_bindex = subbuffer_id_get_index(config, id); - rpages = bufb->array[sb_bindex]; - CHAN_WARN_ON(chanb, config->mode == RING_BUFFER_OVERWRITE - && subbuffer_id_is_noref(config, id)); - lib_ring_buffer_do_copy(config, - rpages->p[index].virt - + (offset & ~PAGE_MASK), - src, pagecpy); - } while (unlikely(len != pagecpy)); -} -EXPORT_SYMBOL_GPL(_lib_ring_buffer_write); - - -/** - * lib_ring_buffer_memset - write len bytes of c to a ring_buffer buffer. - * @bufb : buffer backend - * @offset : offset within the buffer - * @c : the byte to write - * @len : length to write - * @pagecpy : page size copied so far - */ -void _lib_ring_buffer_memset(struct lib_ring_buffer_backend *bufb, - size_t offset, - int c, size_t len, ssize_t pagecpy) -{ - struct channel_backend *chanb = &bufb->chan->backend; - const struct lib_ring_buffer_config *config = chanb->config; - size_t sbidx, index; - struct lib_ring_buffer_backend_pages *rpages; - unsigned long sb_bindex, id; - - do { - len -= pagecpy; - offset += pagecpy; - sbidx = offset >> chanb->subbuf_size_order; - index = (offset & (chanb->subbuf_size - 1)) >> PAGE_SHIFT; - - /* - * Underlying layer should never ask for writes across - * subbuffers. - */ - CHAN_WARN_ON(chanb, offset >= chanb->buf_size); - - pagecpy = min_t(size_t, len, PAGE_SIZE - (offset & ~PAGE_MASK)); - id = bufb->buf_wsb[sbidx].id; - sb_bindex = subbuffer_id_get_index(config, id); - rpages = bufb->array[sb_bindex]; - CHAN_WARN_ON(chanb, config->mode == RING_BUFFER_OVERWRITE - && subbuffer_id_is_noref(config, id)); - lib_ring_buffer_do_memset(rpages->p[index].virt - + (offset & ~PAGE_MASK), - c, pagecpy); - } while (unlikely(len != pagecpy)); -} -EXPORT_SYMBOL_GPL(_lib_ring_buffer_memset); - - -/** - * lib_ring_buffer_copy_from_user - write user data to a ring_buffer buffer. - * @bufb : buffer backend - * @offset : offset within the buffer - * @src : source address - * @len : length to write - * @pagecpy : page size copied so far - * - * This function deals with userspace pointers, it should never be called - * directly without having the src pointer checked with access_ok() - * previously. - */ -void _lib_ring_buffer_copy_from_user(struct lib_ring_buffer_backend *bufb, - size_t offset, - const void __user *src, size_t len, - ssize_t pagecpy) -{ - struct channel_backend *chanb = &bufb->chan->backend; - const struct lib_ring_buffer_config *config = chanb->config; - size_t sbidx, index; - struct lib_ring_buffer_backend_pages *rpages; - unsigned long sb_bindex, id; - int ret; - - do { - len -= pagecpy; - src += pagecpy; - offset += pagecpy; - sbidx = offset >> chanb->subbuf_size_order; - index = (offset & (chanb->subbuf_size - 1)) >> PAGE_SHIFT; - - /* - * Underlying layer should never ask for writes across - * subbuffers. - */ - CHAN_WARN_ON(chanb, offset >= chanb->buf_size); - - pagecpy = min_t(size_t, len, PAGE_SIZE - (offset & ~PAGE_MASK)); - id = bufb->buf_wsb[sbidx].id; - sb_bindex = subbuffer_id_get_index(config, id); - rpages = bufb->array[sb_bindex]; - CHAN_WARN_ON(chanb, config->mode == RING_BUFFER_OVERWRITE - && subbuffer_id_is_noref(config, id)); - ret = lib_ring_buffer_do_copy_from_user(rpages->p[index].virt - + (offset & ~PAGE_MASK), - src, pagecpy) != 0; - if (ret > 0) { - offset += (pagecpy - ret); - len -= (pagecpy - ret); - _lib_ring_buffer_memset(bufb, offset, 0, len, 0); - break; /* stop copy */ - } - } while (unlikely(len != pagecpy)); -} -EXPORT_SYMBOL_GPL(_lib_ring_buffer_copy_from_user); - -/** - * lib_ring_buffer_read - read data from ring_buffer_buffer. - * @bufb : buffer backend - * @offset : offset within the buffer - * @dest : destination address - * @len : length to copy to destination - * - * Should be protected by get_subbuf/put_subbuf. - * Returns the length copied. - */ -size_t lib_ring_buffer_read(struct lib_ring_buffer_backend *bufb, size_t offset, - void *dest, size_t len) -{ - struct channel_backend *chanb = &bufb->chan->backend; - const struct lib_ring_buffer_config *config = chanb->config; - size_t index; - ssize_t pagecpy, orig_len; - struct lib_ring_buffer_backend_pages *rpages; - unsigned long sb_bindex, id; - - orig_len = len; - offset &= chanb->buf_size - 1; - index = (offset & (chanb->subbuf_size - 1)) >> PAGE_SHIFT; - if (unlikely(!len)) - return 0; - for (;;) { - pagecpy = min_t(size_t, len, PAGE_SIZE - (offset & ~PAGE_MASK)); - id = bufb->buf_rsb.id; - sb_bindex = subbuffer_id_get_index(config, id); - rpages = bufb->array[sb_bindex]; - CHAN_WARN_ON(chanb, config->mode == RING_BUFFER_OVERWRITE - && subbuffer_id_is_noref(config, id)); - memcpy(dest, rpages->p[index].virt + (offset & ~PAGE_MASK), - pagecpy); - len -= pagecpy; - if (likely(!len)) - break; - dest += pagecpy; - offset += pagecpy; - index = (offset & (chanb->subbuf_size - 1)) >> PAGE_SHIFT; - /* - * Underlying layer should never ask for reads across - * subbuffers. - */ - CHAN_WARN_ON(chanb, offset >= chanb->buf_size); - } - return orig_len; -} -EXPORT_SYMBOL_GPL(lib_ring_buffer_read); - -/** - * __lib_ring_buffer_copy_to_user - read data from ring_buffer to userspace - * @bufb : buffer backend - * @offset : offset within the buffer - * @dest : destination userspace address - * @len : length to copy to destination - * - * Should be protected by get_subbuf/put_subbuf. - * access_ok() must have been performed on dest addresses prior to call this - * function. - * Returns -EFAULT on error, 0 if ok. - */ -int __lib_ring_buffer_copy_to_user(struct lib_ring_buffer_backend *bufb, - size_t offset, void __user *dest, size_t len) -{ - struct channel_backend *chanb = &bufb->chan->backend; - const struct lib_ring_buffer_config *config = chanb->config; - size_t index; - ssize_t pagecpy; - struct lib_ring_buffer_backend_pages *rpages; - unsigned long sb_bindex, id; - - offset &= chanb->buf_size - 1; - index = (offset & (chanb->subbuf_size - 1)) >> PAGE_SHIFT; - if (unlikely(!len)) - return 0; - for (;;) { - pagecpy = min_t(size_t, len, PAGE_SIZE - (offset & ~PAGE_MASK)); - id = bufb->buf_rsb.id; - sb_bindex = subbuffer_id_get_index(config, id); - rpages = bufb->array[sb_bindex]; - CHAN_WARN_ON(chanb, config->mode == RING_BUFFER_OVERWRITE - && subbuffer_id_is_noref(config, id)); - if (__copy_to_user(dest, - rpages->p[index].virt + (offset & ~PAGE_MASK), - pagecpy)) - return -EFAULT; - len -= pagecpy; - if (likely(!len)) - break; - dest += pagecpy; - offset += pagecpy; - index = (offset & (chanb->subbuf_size - 1)) >> PAGE_SHIFT; - /* - * Underlying layer should never ask for reads across - * subbuffers. - */ - CHAN_WARN_ON(chanb, offset >= chanb->buf_size); - } - return 0; -} -EXPORT_SYMBOL_GPL(__lib_ring_buffer_copy_to_user); - -/** - * lib_ring_buffer_read_cstr - read a C-style string from ring_buffer. - * @bufb : buffer backend - * @offset : offset within the buffer - * @dest : destination address - * @len : destination's length - * - * return string's length - * Should be protected by get_subbuf/put_subbuf. - */ -int lib_ring_buffer_read_cstr(struct lib_ring_buffer_backend *bufb, size_t offset, - void *dest, size_t len) -{ - struct channel_backend *chanb = &bufb->chan->backend; - const struct lib_ring_buffer_config *config = chanb->config; - size_t index; - ssize_t pagecpy, pagelen, strpagelen, orig_offset; - char *str; - struct lib_ring_buffer_backend_pages *rpages; - unsigned long sb_bindex, id; - - offset &= chanb->buf_size - 1; - index = (offset & (chanb->subbuf_size - 1)) >> PAGE_SHIFT; - orig_offset = offset; - for (;;) { - id = bufb->buf_rsb.id; - sb_bindex = subbuffer_id_get_index(config, id); - rpages = bufb->array[sb_bindex]; - CHAN_WARN_ON(chanb, config->mode == RING_BUFFER_OVERWRITE - && subbuffer_id_is_noref(config, id)); - str = (char *)rpages->p[index].virt + (offset & ~PAGE_MASK); - pagelen = PAGE_SIZE - (offset & ~PAGE_MASK); - strpagelen = strnlen(str, pagelen); - if (len) { - pagecpy = min_t(size_t, len, strpagelen); - if (dest) { - memcpy(dest, str, pagecpy); - dest += pagecpy; - } - len -= pagecpy; - } - offset += strpagelen; - index = (offset & (chanb->subbuf_size - 1)) >> PAGE_SHIFT; - if (strpagelen < pagelen) - break; - /* - * Underlying layer should never ask for reads across - * subbuffers. - */ - CHAN_WARN_ON(chanb, offset >= chanb->buf_size); - } - if (dest && len) - ((char *)dest)[0] = 0; - return offset - orig_offset; -} -EXPORT_SYMBOL_GPL(lib_ring_buffer_read_cstr); - -/** - * lib_ring_buffer_read_get_page - Get a whole page to read from - * @bufb : buffer backend - * @offset : offset within the buffer - * @virt : pointer to page address (output) - * - * Should be protected by get_subbuf/put_subbuf. - * Returns the pointer to the page struct pointer. - */ -struct page **lib_ring_buffer_read_get_page(struct lib_ring_buffer_backend *bufb, - size_t offset, void ***virt) -{ - size_t index; - struct lib_ring_buffer_backend_pages *rpages; - struct channel_backend *chanb = &bufb->chan->backend; - const struct lib_ring_buffer_config *config = chanb->config; - unsigned long sb_bindex, id; - - offset &= chanb->buf_size - 1; - index = (offset & (chanb->subbuf_size - 1)) >> PAGE_SHIFT; - id = bufb->buf_rsb.id; - sb_bindex = subbuffer_id_get_index(config, id); - rpages = bufb->array[sb_bindex]; - CHAN_WARN_ON(chanb, config->mode == RING_BUFFER_OVERWRITE - && subbuffer_id_is_noref(config, id)); - *virt = &rpages->p[index].virt; - return &rpages->p[index].page; -} -EXPORT_SYMBOL_GPL(lib_ring_buffer_read_get_page); - -/** - * lib_ring_buffer_read_offset_address - get address of a buffer location - * @bufb : buffer backend - * @offset : offset within the buffer. - * - * Return the address where a given offset is located (for read). - * Should be used to get the current subbuffer header pointer. Given we know - * it's never on a page boundary, it's safe to write directly to this address, - * as long as the write is never bigger than a page size. - */ -void *lib_ring_buffer_read_offset_address(struct lib_ring_buffer_backend *bufb, - size_t offset) -{ - size_t index; - struct lib_ring_buffer_backend_pages *rpages; - struct channel_backend *chanb = &bufb->chan->backend; - const struct lib_ring_buffer_config *config = chanb->config; - unsigned long sb_bindex, id; - - offset &= chanb->buf_size - 1; - index = (offset & (chanb->subbuf_size - 1)) >> PAGE_SHIFT; - id = bufb->buf_rsb.id; - sb_bindex = subbuffer_id_get_index(config, id); - rpages = bufb->array[sb_bindex]; - CHAN_WARN_ON(chanb, config->mode == RING_BUFFER_OVERWRITE - && subbuffer_id_is_noref(config, id)); - return rpages->p[index].virt + (offset & ~PAGE_MASK); -} -EXPORT_SYMBOL_GPL(lib_ring_buffer_read_offset_address); - -/** - * lib_ring_buffer_offset_address - get address of a location within the buffer - * @bufb : buffer backend - * @offset : offset within the buffer. - * - * Return the address where a given offset is located. - * Should be used to get the current subbuffer header pointer. Given we know - * it's always at the beginning of a page, it's safe to write directly to this - * address, as long as the write is never bigger than a page size. - */ -void *lib_ring_buffer_offset_address(struct lib_ring_buffer_backend *bufb, - size_t offset) -{ - size_t sbidx, index; - struct lib_ring_buffer_backend_pages *rpages; - struct channel_backend *chanb = &bufb->chan->backend; - const struct lib_ring_buffer_config *config = chanb->config; - unsigned long sb_bindex, id; - - offset &= chanb->buf_size - 1; - sbidx = offset >> chanb->subbuf_size_order; - index = (offset & (chanb->subbuf_size - 1)) >> PAGE_SHIFT; - id = bufb->buf_wsb[sbidx].id; - sb_bindex = subbuffer_id_get_index(config, id); - rpages = bufb->array[sb_bindex]; - CHAN_WARN_ON(chanb, config->mode == RING_BUFFER_OVERWRITE - && subbuffer_id_is_noref(config, id)); - return rpages->p[index].virt + (offset & ~PAGE_MASK); -} -EXPORT_SYMBOL_GPL(lib_ring_buffer_offset_address); diff --git a/drivers/staging/lttng/lib/ringbuffer/ring_buffer_frontend.c b/drivers/staging/lttng/lib/ringbuffer/ring_buffer_frontend.c deleted file mode 100644 index 348c05e..0000000 --- a/drivers/staging/lttng/lib/ringbuffer/ring_buffer_frontend.c +++ /dev/null @@ -1,1715 +0,0 @@ -/* - * ring_buffer_frontend.c - * - * (C) Copyright 2005-2010 - Mathieu Desnoyers - * - * Ring buffer wait-free buffer synchronization. Producer-consumer and flight - * recorder (overwrite) modes. See thesis: - * - * Desnoyers, Mathieu (2009), "Low-Impact Operating System Tracing", Ph.D. - * dissertation, Ecole Polytechnique de Montreal. - * http://www.lttng.org/pub/thesis/desnoyers-dissertation-2009-12.pdf - * - * - Algorithm presentation in Chapter 5: - * "Lockless Multi-Core High-Throughput Buffering". - * - Algorithm formal verification in Section 8.6: - * "Formal verification of LTTng" - * - * Author: - * Mathieu Desnoyers - * - * Inspired from LTT and RelayFS: - * Karim Yaghmour - * Tom Zanussi - * Bob Wisniewski - * And from K42 : - * Bob Wisniewski - * - * Buffer reader semantic : - * - * - get_subbuf_size - * while buffer is not finalized and empty - * - get_subbuf - * - if return value != 0, continue - * - splice one subbuffer worth of data to a pipe - * - splice the data from pipe to disk/network - * - put_subbuf - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include - -#include "../../wrapper/ringbuffer/config.h" -#include "../../wrapper/ringbuffer/backend.h" -#include "../../wrapper/ringbuffer/frontend.h" -#include "../../wrapper/ringbuffer/iterator.h" -#include "../../wrapper/ringbuffer/nohz.h" - -/* - * Internal structure representing offsets to use at a sub-buffer switch. - */ -struct switch_offsets { - unsigned long begin, end, old; - size_t pre_header_padding, size; - uint switch_new_start:1, switch_new_end:1, switch_old_start:1, - switch_old_end:1; -}; - -#ifdef CONFIG_NO_HZ -enum tick_nohz_val { - TICK_NOHZ_STOP, - TICK_NOHZ_FLUSH, - TICK_NOHZ_RESTART, -}; - -static ATOMIC_NOTIFIER_HEAD(tick_nohz_notifier); -#endif /* CONFIG_NO_HZ */ - -static DEFINE_PER_CPU(spinlock_t, ring_buffer_nohz_lock); - -DEFINE_PER_CPU(unsigned int, lib_ring_buffer_nesting); -EXPORT_PER_CPU_SYMBOL(lib_ring_buffer_nesting); - -static -void lib_ring_buffer_print_errors(struct channel *chan, - struct lib_ring_buffer *buf, int cpu); - -/* - * Must be called under cpu hotplug protection. - */ -void lib_ring_buffer_free(struct lib_ring_buffer *buf) -{ - struct channel *chan = buf->backend.chan; - - lib_ring_buffer_print_errors(chan, buf, buf->backend.cpu); - kfree(buf->commit_hot); - kfree(buf->commit_cold); - - lib_ring_buffer_backend_free(&buf->backend); -} - -/** - * lib_ring_buffer_reset - Reset ring buffer to initial values. - * @buf: Ring buffer. - * - * Effectively empty the ring buffer. Should be called when the buffer is not - * used for writing. The ring buffer can be opened for reading, but the reader - * should not be using the iterator concurrently with reset. The previous - * current iterator record is reset. - */ -void lib_ring_buffer_reset(struct lib_ring_buffer *buf) -{ - struct channel *chan = buf->backend.chan; - const struct lib_ring_buffer_config *config = chan->backend.config; - unsigned int i; - - /* - * Reset iterator first. It will put the subbuffer if it currently holds - * it. - */ - lib_ring_buffer_iterator_reset(buf); - v_set(config, &buf->offset, 0); - for (i = 0; i < chan->backend.num_subbuf; i++) { - v_set(config, &buf->commit_hot[i].cc, 0); - v_set(config, &buf->commit_hot[i].seq, 0); - v_set(config, &buf->commit_cold[i].cc_sb, 0); - } - atomic_long_set(&buf->consumed, 0); - atomic_set(&buf->record_disabled, 0); - v_set(config, &buf->last_tsc, 0); - lib_ring_buffer_backend_reset(&buf->backend); - /* Don't reset number of active readers */ - v_set(config, &buf->records_lost_full, 0); - v_set(config, &buf->records_lost_wrap, 0); - v_set(config, &buf->records_lost_big, 0); - v_set(config, &buf->records_count, 0); - v_set(config, &buf->records_overrun, 0); - buf->finalized = 0; -} -EXPORT_SYMBOL_GPL(lib_ring_buffer_reset); - -/** - * channel_reset - Reset channel to initial values. - * @chan: Channel. - * - * Effectively empty the channel. Should be called when the channel is not used - * for writing. The channel can be opened for reading, but the reader should not - * be using the iterator concurrently with reset. The previous current iterator - * record is reset. - */ -void channel_reset(struct channel *chan) -{ - /* - * Reset iterators first. Will put the subbuffer if held for reading. - */ - channel_iterator_reset(chan); - atomic_set(&chan->record_disabled, 0); - /* Don't reset commit_count_mask, still valid */ - channel_backend_reset(&chan->backend); - /* Don't reset switch/read timer interval */ - /* Don't reset notifiers and notifier enable bits */ - /* Don't reset reader reference count */ -} -EXPORT_SYMBOL_GPL(channel_reset); - -/* - * Must be called under cpu hotplug protection. - */ -int lib_ring_buffer_create(struct lib_ring_buffer *buf, - struct channel_backend *chanb, int cpu) -{ - const struct lib_ring_buffer_config *config = chanb->config; - struct channel *chan = container_of(chanb, struct channel, backend); - void *priv = chanb->priv; - size_t subbuf_header_size; - u64 tsc; - int ret; - - /* Test for cpu hotplug */ - if (buf->backend.allocated) - return 0; - - /* - * Paranoia: per cpu dynamic allocation is not officially documented as - * zeroing the memory, so let's do it here too, just in case. - */ - memset(buf, 0, sizeof(*buf)); - - ret = lib_ring_buffer_backend_create(&buf->backend, &chan->backend, cpu); - if (ret) - return ret; - - buf->commit_hot = - kzalloc_node(ALIGN(sizeof(*buf->commit_hot) - * chan->backend.num_subbuf, - 1 << INTERNODE_CACHE_SHIFT), - GFP_KERNEL, cpu_to_node(max(cpu, 0))); - if (!buf->commit_hot) { - ret = -ENOMEM; - goto free_chanbuf; - } - - buf->commit_cold = - kzalloc_node(ALIGN(sizeof(*buf->commit_cold) - * chan->backend.num_subbuf, - 1 << INTERNODE_CACHE_SHIFT), - GFP_KERNEL, cpu_to_node(max(cpu, 0))); - if (!buf->commit_cold) { - ret = -ENOMEM; - goto free_commit; - } - - init_waitqueue_head(&buf->read_wait); - init_waitqueue_head(&buf->write_wait); - raw_spin_lock_init(&buf->raw_tick_nohz_spinlock); - - /* - * Write the subbuffer header for first subbuffer so we know the total - * duration of data gathering. - */ - subbuf_header_size = config->cb.subbuffer_header_size(); - v_set(config, &buf->offset, subbuf_header_size); - subbuffer_id_clear_noref(config, &buf->backend.buf_wsb[0].id); - tsc = config->cb.ring_buffer_clock_read(buf->backend.chan); - config->cb.buffer_begin(buf, tsc, 0); - v_add(config, subbuf_header_size, &buf->commit_hot[0].cc); - - if (config->cb.buffer_create) { - ret = config->cb.buffer_create(buf, priv, cpu, chanb->name); - if (ret) - goto free_init; - } - - /* - * Ensure the buffer is ready before setting it to allocated and setting - * the cpumask. - * Used for cpu hotplug vs cpumask iteration. - */ - smp_wmb(); - buf->backend.allocated = 1; - - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU) { - CHAN_WARN_ON(chan, cpumask_test_cpu(cpu, - chan->backend.cpumask)); - cpumask_set_cpu(cpu, chan->backend.cpumask); - } - - return 0; - - /* Error handling */ -free_init: - kfree(buf->commit_cold); -free_commit: - kfree(buf->commit_hot); -free_chanbuf: - lib_ring_buffer_backend_free(&buf->backend); - return ret; -} - -static void switch_buffer_timer(unsigned long data) -{ - struct lib_ring_buffer *buf = (struct lib_ring_buffer *)data; - struct channel *chan = buf->backend.chan; - const struct lib_ring_buffer_config *config = chan->backend.config; - - /* - * Only flush buffers periodically if readers are active. - */ - if (atomic_long_read(&buf->active_readers)) - lib_ring_buffer_switch_slow(buf, SWITCH_ACTIVE); - - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU) - mod_timer_pinned(&buf->switch_timer, - jiffies + chan->switch_timer_interval); - else - mod_timer(&buf->switch_timer, - jiffies + chan->switch_timer_interval); -} - -/* - * Called with ring_buffer_nohz_lock held for per-cpu buffers. - */ -static void lib_ring_buffer_start_switch_timer(struct lib_ring_buffer *buf) -{ - struct channel *chan = buf->backend.chan; - const struct lib_ring_buffer_config *config = chan->backend.config; - - if (!chan->switch_timer_interval || buf->switch_timer_enabled) - return; - init_timer(&buf->switch_timer); - buf->switch_timer.function = switch_buffer_timer; - buf->switch_timer.expires = jiffies + chan->switch_timer_interval; - buf->switch_timer.data = (unsigned long)buf; - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU) - add_timer_on(&buf->switch_timer, buf->backend.cpu); - else - add_timer(&buf->switch_timer); - buf->switch_timer_enabled = 1; -} - -/* - * Called with ring_buffer_nohz_lock held for per-cpu buffers. - */ -static void lib_ring_buffer_stop_switch_timer(struct lib_ring_buffer *buf) -{ - struct channel *chan = buf->backend.chan; - - if (!chan->switch_timer_interval || !buf->switch_timer_enabled) - return; - - del_timer_sync(&buf->switch_timer); - buf->switch_timer_enabled = 0; -} - -/* - * Polling timer to check the channels for data. - */ -static void read_buffer_timer(unsigned long data) -{ - struct lib_ring_buffer *buf = (struct lib_ring_buffer *)data; - struct channel *chan = buf->backend.chan; - const struct lib_ring_buffer_config *config = chan->backend.config; - - CHAN_WARN_ON(chan, !buf->backend.allocated); - - if (atomic_long_read(&buf->active_readers) - && lib_ring_buffer_poll_deliver(config, buf, chan)) { - wake_up_interruptible(&buf->read_wait); - wake_up_interruptible(&chan->read_wait); - } - - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU) - mod_timer_pinned(&buf->read_timer, - jiffies + chan->read_timer_interval); - else - mod_timer(&buf->read_timer, - jiffies + chan->read_timer_interval); -} - -/* - * Called with ring_buffer_nohz_lock held for per-cpu buffers. - */ -static void lib_ring_buffer_start_read_timer(struct lib_ring_buffer *buf) -{ - struct channel *chan = buf->backend.chan; - const struct lib_ring_buffer_config *config = chan->backend.config; - - if (config->wakeup != RING_BUFFER_WAKEUP_BY_TIMER - || !chan->read_timer_interval - || buf->read_timer_enabled) - return; - - init_timer(&buf->read_timer); - buf->read_timer.function = read_buffer_timer; - buf->read_timer.expires = jiffies + chan->read_timer_interval; - buf->read_timer.data = (unsigned long)buf; - - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU) - add_timer_on(&buf->read_timer, buf->backend.cpu); - else - add_timer(&buf->read_timer); - buf->read_timer_enabled = 1; -} - -/* - * Called with ring_buffer_nohz_lock held for per-cpu buffers. - */ -static void lib_ring_buffer_stop_read_timer(struct lib_ring_buffer *buf) -{ - struct channel *chan = buf->backend.chan; - const struct lib_ring_buffer_config *config = chan->backend.config; - - if (config->wakeup != RING_BUFFER_WAKEUP_BY_TIMER - || !chan->read_timer_interval - || !buf->read_timer_enabled) - return; - - del_timer_sync(&buf->read_timer); - /* - * do one more check to catch data that has been written in the last - * timer period. - */ - if (lib_ring_buffer_poll_deliver(config, buf, chan)) { - wake_up_interruptible(&buf->read_wait); - wake_up_interruptible(&chan->read_wait); - } - buf->read_timer_enabled = 0; -} - -#ifdef CONFIG_HOTPLUG_CPU -/** - * lib_ring_buffer_cpu_hp_callback - CPU hotplug callback - * @nb: notifier block - * @action: hotplug action to take - * @hcpu: CPU number - * - * Returns the success/failure of the operation. (%NOTIFY_OK, %NOTIFY_BAD) - */ -static -int __cpuinit lib_ring_buffer_cpu_hp_callback(struct notifier_block *nb, - unsigned long action, - void *hcpu) -{ - unsigned int cpu = (unsigned long)hcpu; - struct channel *chan = container_of(nb, struct channel, - cpu_hp_notifier); - struct lib_ring_buffer *buf = per_cpu_ptr(chan->backend.buf, cpu); - const struct lib_ring_buffer_config *config = chan->backend.config; - - if (!chan->cpu_hp_enable) - return NOTIFY_DONE; - - CHAN_WARN_ON(chan, config->alloc == RING_BUFFER_ALLOC_GLOBAL); - - switch (action) { - case CPU_DOWN_FAILED: - case CPU_DOWN_FAILED_FROZEN: - case CPU_ONLINE: - case CPU_ONLINE_FROZEN: - wake_up_interruptible(&chan->hp_wait); - lib_ring_buffer_start_switch_timer(buf); - lib_ring_buffer_start_read_timer(buf); - return NOTIFY_OK; - - case CPU_DOWN_PREPARE: - case CPU_DOWN_PREPARE_FROZEN: - lib_ring_buffer_stop_switch_timer(buf); - lib_ring_buffer_stop_read_timer(buf); - return NOTIFY_OK; - - case CPU_DEAD: - case CPU_DEAD_FROZEN: - /* - * Performing a buffer switch on a remote CPU. Performed by - * the CPU responsible for doing the hotunplug after the target - * CPU stopped running completely. Ensures that all data - * from that remote CPU is flushed. - */ - lib_ring_buffer_switch_slow(buf, SWITCH_ACTIVE); - return NOTIFY_OK; - - default: - return NOTIFY_DONE; - } -} -#endif - -#if defined(CONFIG_NO_HZ) && defined(CONFIG_LIB_RING_BUFFER) -/* - * For per-cpu buffers, call the reader wakeups before switching the buffer, so - * that wake-up-tracing generated events are flushed before going idle (in - * tick_nohz). We test if the spinlock is locked to deal with the race where - * readers try to sample the ring buffer before we perform the switch. We let - * the readers retry in that case. If there is data in the buffer, the wake up - * is going to forbid the CPU running the reader thread from going idle. - */ -static int notrace ring_buffer_tick_nohz_callback(struct notifier_block *nb, - unsigned long val, - void *data) -{ - struct channel *chan = container_of(nb, struct channel, - tick_nohz_notifier); - const struct lib_ring_buffer_config *config = chan->backend.config; - struct lib_ring_buffer *buf; - int cpu = smp_processor_id(); - - if (config->alloc != RING_BUFFER_ALLOC_PER_CPU) { - /* - * We don't support keeping the system idle with global buffers - * and streaming active. In order to do so, we would need to - * sample a non-nohz-cpumask racelessly with the nohz updates - * without adding synchronization overhead to nohz. Leave this - * use-case out for now. - */ - return 0; - } - - buf = channel_get_ring_buffer(config, chan, cpu); - switch (val) { - case TICK_NOHZ_FLUSH: - raw_spin_lock(&buf->raw_tick_nohz_spinlock); - if (config->wakeup == RING_BUFFER_WAKEUP_BY_TIMER - && chan->read_timer_interval - && atomic_long_read(&buf->active_readers) - && (lib_ring_buffer_poll_deliver(config, buf, chan) - || lib_ring_buffer_pending_data(config, buf, chan))) { - wake_up_interruptible(&buf->read_wait); - wake_up_interruptible(&chan->read_wait); - } - if (chan->switch_timer_interval) - lib_ring_buffer_switch_slow(buf, SWITCH_ACTIVE); - raw_spin_unlock(&buf->raw_tick_nohz_spinlock); - break; - case TICK_NOHZ_STOP: - spin_lock(&__get_cpu_var(ring_buffer_nohz_lock)); - lib_ring_buffer_stop_switch_timer(buf); - lib_ring_buffer_stop_read_timer(buf); - spin_unlock(&__get_cpu_var(ring_buffer_nohz_lock)); - break; - case TICK_NOHZ_RESTART: - spin_lock(&__get_cpu_var(ring_buffer_nohz_lock)); - lib_ring_buffer_start_read_timer(buf); - lib_ring_buffer_start_switch_timer(buf); - spin_unlock(&__get_cpu_var(ring_buffer_nohz_lock)); - break; - } - - return 0; -} - -void notrace lib_ring_buffer_tick_nohz_flush(void) -{ - atomic_notifier_call_chain(&tick_nohz_notifier, TICK_NOHZ_FLUSH, - NULL); -} - -void notrace lib_ring_buffer_tick_nohz_stop(void) -{ - atomic_notifier_call_chain(&tick_nohz_notifier, TICK_NOHZ_STOP, - NULL); -} - -void notrace lib_ring_buffer_tick_nohz_restart(void) -{ - atomic_notifier_call_chain(&tick_nohz_notifier, TICK_NOHZ_RESTART, - NULL); -} -#endif /* defined(CONFIG_NO_HZ) && defined(CONFIG_LIB_RING_BUFFER) */ - -/* - * Holds CPU hotplug. - */ -static void channel_unregister_notifiers(struct channel *chan) -{ - const struct lib_ring_buffer_config *config = chan->backend.config; - int cpu; - - channel_iterator_unregister_notifiers(chan); - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU) { -#ifdef CONFIG_NO_HZ - /* - * Remove the nohz notifier first, so we are certain we stop - * the timers. - */ - atomic_notifier_chain_unregister(&tick_nohz_notifier, - &chan->tick_nohz_notifier); - /* - * ring_buffer_nohz_lock will not be needed below, because - * we just removed the notifiers, which were the only source of - * concurrency. - */ -#endif /* CONFIG_NO_HZ */ -#ifdef CONFIG_HOTPLUG_CPU - get_online_cpus(); - chan->cpu_hp_enable = 0; - for_each_online_cpu(cpu) { - struct lib_ring_buffer *buf = per_cpu_ptr(chan->backend.buf, - cpu); - lib_ring_buffer_stop_switch_timer(buf); - lib_ring_buffer_stop_read_timer(buf); - } - put_online_cpus(); - unregister_cpu_notifier(&chan->cpu_hp_notifier); -#else - for_each_possible_cpu(cpu) { - struct lib_ring_buffer *buf = per_cpu_ptr(chan->backend.buf, - cpu); - lib_ring_buffer_stop_switch_timer(buf); - lib_ring_buffer_stop_read_timer(buf); - } -#endif - } else { - struct lib_ring_buffer *buf = chan->backend.buf; - - lib_ring_buffer_stop_switch_timer(buf); - lib_ring_buffer_stop_read_timer(buf); - } - channel_backend_unregister_notifiers(&chan->backend); -} - -static void channel_free(struct channel *chan) -{ - channel_iterator_free(chan); - channel_backend_free(&chan->backend); - kfree(chan); -} - -/** - * channel_create - Create channel. - * @config: ring buffer instance configuration - * @name: name of the channel - * @priv: ring buffer client private data - * @buf_addr: pointer the the beginning of the preallocated buffer contiguous - * address mapping. It is used only by RING_BUFFER_STATIC - * configuration. It can be set to NULL for other backends. - * @subbuf_size: subbuffer size - * @num_subbuf: number of subbuffers - * @switch_timer_interval: Time interval (in us) to fill sub-buffers with - * padding to let readers get those sub-buffers. - * Used for live streaming. - * @read_timer_interval: Time interval (in us) to wake up pending readers. - * - * Holds cpu hotplug. - * Returns NULL on failure. - */ -struct channel *channel_create(const struct lib_ring_buffer_config *config, - const char *name, void *priv, void *buf_addr, - size_t subbuf_size, - size_t num_subbuf, unsigned int switch_timer_interval, - unsigned int read_timer_interval) -{ - int ret, cpu; - struct channel *chan; - - if (lib_ring_buffer_check_config(config, switch_timer_interval, - read_timer_interval)) - return NULL; - - chan = kzalloc(sizeof(struct channel), GFP_KERNEL); - if (!chan) - return NULL; - - ret = channel_backend_init(&chan->backend, name, config, priv, - subbuf_size, num_subbuf); - if (ret) - goto error; - - ret = channel_iterator_init(chan); - if (ret) - goto error_free_backend; - - chan->commit_count_mask = (~0UL >> chan->backend.num_subbuf_order); - chan->switch_timer_interval = usecs_to_jiffies(switch_timer_interval); - chan->read_timer_interval = usecs_to_jiffies(read_timer_interval); - kref_init(&chan->ref); - init_waitqueue_head(&chan->read_wait); - init_waitqueue_head(&chan->hp_wait); - - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU) { -#if defined(CONFIG_NO_HZ) && defined(CONFIG_LIB_RING_BUFFER) - /* Only benefit from NO_HZ idle with per-cpu buffers for now. */ - chan->tick_nohz_notifier.notifier_call = - ring_buffer_tick_nohz_callback; - chan->tick_nohz_notifier.priority = ~0U; - atomic_notifier_chain_register(&tick_nohz_notifier, - &chan->tick_nohz_notifier); -#endif /* defined(CONFIG_NO_HZ) && defined(CONFIG_LIB_RING_BUFFER) */ - - /* - * In case of non-hotplug cpu, if the ring-buffer is allocated - * in early initcall, it will not be notified of secondary cpus. - * In that off case, we need to allocate for all possible cpus. - */ -#ifdef CONFIG_HOTPLUG_CPU - chan->cpu_hp_notifier.notifier_call = - lib_ring_buffer_cpu_hp_callback; - chan->cpu_hp_notifier.priority = 6; - register_cpu_notifier(&chan->cpu_hp_notifier); - - get_online_cpus(); - for_each_online_cpu(cpu) { - struct lib_ring_buffer *buf = per_cpu_ptr(chan->backend.buf, - cpu); - spin_lock(&per_cpu(ring_buffer_nohz_lock, cpu)); - lib_ring_buffer_start_switch_timer(buf); - lib_ring_buffer_start_read_timer(buf); - spin_unlock(&per_cpu(ring_buffer_nohz_lock, cpu)); - } - chan->cpu_hp_enable = 1; - put_online_cpus(); -#else - for_each_possible_cpu(cpu) { - struct lib_ring_buffer *buf = per_cpu_ptr(chan->backend.buf, - cpu); - spin_lock(&per_cpu(ring_buffer_nohz_lock, cpu)); - lib_ring_buffer_start_switch_timer(buf); - lib_ring_buffer_start_read_timer(buf); - spin_unlock(&per_cpu(ring_buffer_nohz_lock, cpu)); - } -#endif - } else { - struct lib_ring_buffer *buf = chan->backend.buf; - - lib_ring_buffer_start_switch_timer(buf); - lib_ring_buffer_start_read_timer(buf); - } - - return chan; - -error_free_backend: - channel_backend_free(&chan->backend); -error: - kfree(chan); - return NULL; -} -EXPORT_SYMBOL_GPL(channel_create); - -static -void channel_release(struct kref *kref) -{ - struct channel *chan = container_of(kref, struct channel, ref); - channel_free(chan); -} - -/** - * channel_destroy - Finalize, wait for q.s. and destroy channel. - * @chan: channel to destroy - * - * Holds cpu hotplug. - * Call "destroy" callback, finalize channels, and then decrement the - * channel reference count. Note that when readers have completed data - * consumption of finalized channels, get_subbuf() will return -ENODATA. - * They should release their handle at that point. Returns the private - * data pointer. - */ -void *channel_destroy(struct channel *chan) -{ - int cpu; - const struct lib_ring_buffer_config *config = chan->backend.config; - void *priv; - - channel_unregister_notifiers(chan); - - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU) { - /* - * No need to hold cpu hotplug, because all notifiers have been - * unregistered. - */ - for_each_channel_cpu(cpu, chan) { - struct lib_ring_buffer *buf = per_cpu_ptr(chan->backend.buf, - cpu); - - if (config->cb.buffer_finalize) - config->cb.buffer_finalize(buf, - chan->backend.priv, - cpu); - if (buf->backend.allocated) - lib_ring_buffer_switch_slow(buf, SWITCH_FLUSH); - /* - * Perform flush before writing to finalized. - */ - smp_wmb(); - ACCESS_ONCE(buf->finalized) = 1; - wake_up_interruptible(&buf->read_wait); - } - } else { - struct lib_ring_buffer *buf = chan->backend.buf; - - if (config->cb.buffer_finalize) - config->cb.buffer_finalize(buf, chan->backend.priv, -1); - if (buf->backend.allocated) - lib_ring_buffer_switch_slow(buf, SWITCH_FLUSH); - /* - * Perform flush before writing to finalized. - */ - smp_wmb(); - ACCESS_ONCE(buf->finalized) = 1; - wake_up_interruptible(&buf->read_wait); - } - ACCESS_ONCE(chan->finalized) = 1; - wake_up_interruptible(&chan->hp_wait); - wake_up_interruptible(&chan->read_wait); - priv = chan->backend.priv; - kref_put(&chan->ref, channel_release); - return priv; -} -EXPORT_SYMBOL_GPL(channel_destroy); - -struct lib_ring_buffer *channel_get_ring_buffer( - const struct lib_ring_buffer_config *config, - struct channel *chan, int cpu) -{ - if (config->alloc == RING_BUFFER_ALLOC_GLOBAL) - return chan->backend.buf; - else - return per_cpu_ptr(chan->backend.buf, cpu); -} -EXPORT_SYMBOL_GPL(channel_get_ring_buffer); - -int lib_ring_buffer_open_read(struct lib_ring_buffer *buf) -{ - struct channel *chan = buf->backend.chan; - - if (!atomic_long_add_unless(&buf->active_readers, 1, 1)) - return -EBUSY; - kref_get(&chan->ref); - smp_mb__after_atomic_inc(); - return 0; -} -EXPORT_SYMBOL_GPL(lib_ring_buffer_open_read); - -void lib_ring_buffer_release_read(struct lib_ring_buffer *buf) -{ - struct channel *chan = buf->backend.chan; - - CHAN_WARN_ON(chan, atomic_long_read(&buf->active_readers) != 1); - smp_mb__before_atomic_dec(); - atomic_long_dec(&buf->active_readers); - kref_put(&chan->ref, channel_release); -} -EXPORT_SYMBOL_GPL(lib_ring_buffer_release_read); - -/* - * Promote compiler barrier to a smp_mb(). - * For the specific ring buffer case, this IPI call should be removed if the - * architecture does not reorder writes. This should eventually be provided by - * a separate architecture-specific infrastructure. - */ -static void remote_mb(void *info) -{ - smp_mb(); -} - -/** - * lib_ring_buffer_snapshot - save subbuffer position snapshot (for read) - * @buf: ring buffer - * @consumed: consumed count indicating the position where to read - * @produced: produced count, indicates position when to stop reading - * - * Returns -ENODATA if buffer is finalized, -EAGAIN if there is currently no - * data to read at consumed position, or 0 if the get operation succeeds. - * Busy-loop trying to get data if the tick_nohz sequence lock is held. - */ - -int lib_ring_buffer_snapshot(struct lib_ring_buffer *buf, - unsigned long *consumed, unsigned long *produced) -{ - struct channel *chan = buf->backend.chan; - const struct lib_ring_buffer_config *config = chan->backend.config; - unsigned long consumed_cur, write_offset; - int finalized; - -retry: - finalized = ACCESS_ONCE(buf->finalized); - /* - * Read finalized before counters. - */ - smp_rmb(); - consumed_cur = atomic_long_read(&buf->consumed); - /* - * No need to issue a memory barrier between consumed count read and - * write offset read, because consumed count can only change - * concurrently in overwrite mode, and we keep a sequence counter - * identifier derived from the write offset to check we are getting - * the same sub-buffer we are expecting (the sub-buffers are atomically - * "tagged" upon writes, tags are checked upon read). - */ - write_offset = v_read(config, &buf->offset); - - /* - * Check that we are not about to read the same subbuffer in - * which the writer head is. - */ - if (subbuf_trunc(write_offset, chan) - subbuf_trunc(consumed_cur, chan) - == 0) - goto nodata; - - *consumed = consumed_cur; - *produced = subbuf_trunc(write_offset, chan); - - return 0; - -nodata: - /* - * The memory barriers __wait_event()/wake_up_interruptible() take care - * of "raw_spin_is_locked" memory ordering. - */ - if (finalized) - return -ENODATA; - else if (raw_spin_is_locked(&buf->raw_tick_nohz_spinlock)) - goto retry; - else - return -EAGAIN; -} -EXPORT_SYMBOL_GPL(lib_ring_buffer_snapshot); - -/** - * lib_ring_buffer_put_snapshot - move consumed counter forward - * - * Should only be called from consumer context. - * @buf: ring buffer - * @consumed_new: new consumed count value - */ -void lib_ring_buffer_move_consumer(struct lib_ring_buffer *buf, - unsigned long consumed_new) -{ - struct lib_ring_buffer_backend *bufb = &buf->backend; - struct channel *chan = bufb->chan; - unsigned long consumed; - - CHAN_WARN_ON(chan, atomic_long_read(&buf->active_readers) != 1); - - /* - * Only push the consumed value forward. - * If the consumed cmpxchg fails, this is because we have been pushed by - * the writer in flight recorder mode. - */ - consumed = atomic_long_read(&buf->consumed); - while ((long) consumed - (long) consumed_new < 0) - consumed = atomic_long_cmpxchg(&buf->consumed, consumed, - consumed_new); - /* Wake-up the metadata producer */ - wake_up_interruptible(&buf->write_wait); -} -EXPORT_SYMBOL_GPL(lib_ring_buffer_move_consumer); - -/** - * lib_ring_buffer_get_subbuf - get exclusive access to subbuffer for reading - * @buf: ring buffer - * @consumed: consumed count indicating the position where to read - * - * Returns -ENODATA if buffer is finalized, -EAGAIN if there is currently no - * data to read at consumed position, or 0 if the get operation succeeds. - * Busy-loop trying to get data if the tick_nohz sequence lock is held. - */ -int lib_ring_buffer_get_subbuf(struct lib_ring_buffer *buf, - unsigned long consumed) -{ - struct channel *chan = buf->backend.chan; - const struct lib_ring_buffer_config *config = chan->backend.config; - unsigned long consumed_cur, consumed_idx, commit_count, write_offset; - int ret; - int finalized; - -retry: - finalized = ACCESS_ONCE(buf->finalized); - /* - * Read finalized before counters. - */ - smp_rmb(); - consumed_cur = atomic_long_read(&buf->consumed); - consumed_idx = subbuf_index(consumed, chan); - commit_count = v_read(config, &buf->commit_cold[consumed_idx].cc_sb); - /* - * Make sure we read the commit count before reading the buffer - * data and the write offset. Correct consumed offset ordering - * wrt commit count is insured by the use of cmpxchg to update - * the consumed offset. - * smp_call_function_single can fail if the remote CPU is offline, - * this is OK because then there is no wmb to execute there. - * If our thread is executing on the same CPU as the on the buffers - * belongs to, we don't have to synchronize it at all. If we are - * migrated, the scheduler will take care of the memory barriers. - * Normally, smp_call_function_single() should ensure program order when - * executing the remote function, which implies that it surrounds the - * function execution with : - * smp_mb() - * send IPI - * csd_lock_wait - * recv IPI - * smp_mb() - * exec. function - * smp_mb() - * csd unlock - * smp_mb() - * - * However, smp_call_function_single() does not seem to clearly execute - * such barriers. It depends on spinlock semantic to provide the barrier - * before executing the IPI and, when busy-looping, csd_lock_wait only - * executes smp_mb() when it has to wait for the other CPU. - * - * I don't trust this code. Therefore, let's add the smp_mb() sequence - * required ourself, even if duplicated. It has no performance impact - * anyway. - * - * smp_mb() is needed because smp_rmb() and smp_wmb() only order read vs - * read and write vs write. They do not ensure core synchronization. We - * really have to ensure total order between the 3 barriers running on - * the 2 CPUs. - */ - if (config->ipi == RING_BUFFER_IPI_BARRIER) { - if (config->sync == RING_BUFFER_SYNC_PER_CPU - && config->alloc == RING_BUFFER_ALLOC_PER_CPU) { - if (raw_smp_processor_id() != buf->backend.cpu) { - /* Total order with IPI handler smp_mb() */ - smp_mb(); - smp_call_function_single(buf->backend.cpu, - remote_mb, NULL, 1); - /* Total order with IPI handler smp_mb() */ - smp_mb(); - } - } else { - /* Total order with IPI handler smp_mb() */ - smp_mb(); - smp_call_function(remote_mb, NULL, 1); - /* Total order with IPI handler smp_mb() */ - smp_mb(); - } - } else { - /* - * Local rmb to match the remote wmb to read the commit count - * before the buffer data and the write offset. - */ - smp_rmb(); - } - - write_offset = v_read(config, &buf->offset); - - /* - * Check that the buffer we are getting is after or at consumed_cur - * position. - */ - if ((long) subbuf_trunc(consumed, chan) - - (long) subbuf_trunc(consumed_cur, chan) < 0) - goto nodata; - - /* - * Check that the subbuffer we are trying to consume has been - * already fully committed. - */ - if (((commit_count - chan->backend.subbuf_size) - & chan->commit_count_mask) - - (buf_trunc(consumed_cur, chan) - >> chan->backend.num_subbuf_order) - != 0) - goto nodata; - - /* - * Check that we are not about to read the same subbuffer in - * which the writer head is. - */ - if (subbuf_trunc(write_offset, chan) - subbuf_trunc(consumed_cur, chan) - == 0) - goto nodata; - - /* - * Failure to get the subbuffer causes a busy-loop retry without going - * to a wait queue. These are caused by short-lived race windows where - * the writer is getting access to a subbuffer we were trying to get - * access to. Also checks that the "consumed" buffer count we are - * looking for matches the one contained in the subbuffer id. - */ - ret = update_read_sb_index(config, &buf->backend, &chan->backend, - consumed_idx, buf_trunc_val(consumed, chan)); - if (ret) - goto retry; - subbuffer_id_clear_noref(config, &buf->backend.buf_rsb.id); - - buf->get_subbuf_consumed = consumed; - buf->get_subbuf = 1; - - return 0; - -nodata: - /* - * The memory barriers __wait_event()/wake_up_interruptible() take care - * of "raw_spin_is_locked" memory ordering. - */ - if (finalized) - return -ENODATA; - else if (raw_spin_is_locked(&buf->raw_tick_nohz_spinlock)) - goto retry; - else - return -EAGAIN; -} -EXPORT_SYMBOL_GPL(lib_ring_buffer_get_subbuf); - -/** - * lib_ring_buffer_put_subbuf - release exclusive subbuffer access - * @buf: ring buffer - */ -void lib_ring_buffer_put_subbuf(struct lib_ring_buffer *buf) -{ - struct lib_ring_buffer_backend *bufb = &buf->backend; - struct channel *chan = bufb->chan; - const struct lib_ring_buffer_config *config = chan->backend.config; - unsigned long read_sb_bindex, consumed_idx, consumed; - - CHAN_WARN_ON(chan, atomic_long_read(&buf->active_readers) != 1); - - if (!buf->get_subbuf) { - /* - * Reader puts a subbuffer it did not get. - */ - CHAN_WARN_ON(chan, 1); - return; - } - consumed = buf->get_subbuf_consumed; - buf->get_subbuf = 0; - - /* - * Clear the records_unread counter. (overruns counter) - * Can still be non-zero if a file reader simply grabbed the data - * without using iterators. - * Can be below zero if an iterator is used on a snapshot more than - * once. - */ - read_sb_bindex = subbuffer_id_get_index(config, bufb->buf_rsb.id); - v_add(config, v_read(config, - &bufb->array[read_sb_bindex]->records_unread), - &bufb->records_read); - v_set(config, &bufb->array[read_sb_bindex]->records_unread, 0); - CHAN_WARN_ON(chan, config->mode == RING_BUFFER_OVERWRITE - && subbuffer_id_is_noref(config, bufb->buf_rsb.id)); - subbuffer_id_set_noref(config, &bufb->buf_rsb.id); - - /* - * Exchange the reader subbuffer with the one we put in its place in the - * writer subbuffer table. Expect the original consumed count. If - * update_read_sb_index fails, this is because the writer updated the - * subbuffer concurrently. We should therefore keep the subbuffer we - * currently have: it has become invalid to try reading this sub-buffer - * consumed count value anyway. - */ - consumed_idx = subbuf_index(consumed, chan); - update_read_sb_index(config, &buf->backend, &chan->backend, - consumed_idx, buf_trunc_val(consumed, chan)); - /* - * update_read_sb_index return value ignored. Don't exchange sub-buffer - * if the writer concurrently updated it. - */ -} -EXPORT_SYMBOL_GPL(lib_ring_buffer_put_subbuf); - -/* - * cons_offset is an iterator on all subbuffer offsets between the reader - * position and the writer position. (inclusive) - */ -static -void lib_ring_buffer_print_subbuffer_errors(struct lib_ring_buffer *buf, - struct channel *chan, - unsigned long cons_offset, - int cpu) -{ - const struct lib_ring_buffer_config *config = chan->backend.config; - unsigned long cons_idx, commit_count, commit_count_sb; - - cons_idx = subbuf_index(cons_offset, chan); - commit_count = v_read(config, &buf->commit_hot[cons_idx].cc); - commit_count_sb = v_read(config, &buf->commit_cold[cons_idx].cc_sb); - - if (subbuf_offset(commit_count, chan) != 0) - printk(KERN_WARNING - "ring buffer %s, cpu %d: " - "commit count in subbuffer %lu,\n" - "expecting multiples of %lu bytes\n" - " [ %lu bytes committed, %lu bytes reader-visible ]\n", - chan->backend.name, cpu, cons_idx, - chan->backend.subbuf_size, - commit_count, commit_count_sb); - - printk(KERN_DEBUG "ring buffer: %s, cpu %d: %lu bytes committed\n", - chan->backend.name, cpu, commit_count); -} - -static -void lib_ring_buffer_print_buffer_errors(struct lib_ring_buffer *buf, - struct channel *chan, - void *priv, int cpu) -{ - const struct lib_ring_buffer_config *config = chan->backend.config; - unsigned long write_offset, cons_offset; - - /* - * No need to order commit_count, write_offset and cons_offset reads - * because we execute at teardown when no more writer nor reader - * references are left. - */ - write_offset = v_read(config, &buf->offset); - cons_offset = atomic_long_read(&buf->consumed); - if (write_offset != cons_offset) - printk(KERN_DEBUG - "ring buffer %s, cpu %d: " - "non-consumed data\n" - " [ %lu bytes written, %lu bytes read ]\n", - chan->backend.name, cpu, write_offset, cons_offset); - - for (cons_offset = atomic_long_read(&buf->consumed); - (long) (subbuf_trunc((unsigned long) v_read(config, &buf->offset), - chan) - - cons_offset) > 0; - cons_offset = subbuf_align(cons_offset, chan)) - lib_ring_buffer_print_subbuffer_errors(buf, chan, cons_offset, - cpu); -} - -static -void lib_ring_buffer_print_errors(struct channel *chan, - struct lib_ring_buffer *buf, int cpu) -{ - const struct lib_ring_buffer_config *config = chan->backend.config; - void *priv = chan->backend.priv; - - printk(KERN_DEBUG "ring buffer %s, cpu %d: %lu records written, " - "%lu records overrun\n", - chan->backend.name, cpu, - v_read(config, &buf->records_count), - v_read(config, &buf->records_overrun)); - - if (v_read(config, &buf->records_lost_full) - || v_read(config, &buf->records_lost_wrap) - || v_read(config, &buf->records_lost_big)) - printk(KERN_WARNING - "ring buffer %s, cpu %d: records were lost. Caused by:\n" - " [ %lu buffer full, %lu nest buffer wrap-around, " - "%lu event too big ]\n", - chan->backend.name, cpu, - v_read(config, &buf->records_lost_full), - v_read(config, &buf->records_lost_wrap), - v_read(config, &buf->records_lost_big)); - - lib_ring_buffer_print_buffer_errors(buf, chan, priv, cpu); -} - -/* - * lib_ring_buffer_switch_old_start: Populate old subbuffer header. - * - * Only executed when the buffer is finalized, in SWITCH_FLUSH. - */ -static -void lib_ring_buffer_switch_old_start(struct lib_ring_buffer *buf, - struct channel *chan, - struct switch_offsets *offsets, - u64 tsc) -{ - const struct lib_ring_buffer_config *config = chan->backend.config; - unsigned long oldidx = subbuf_index(offsets->old, chan); - unsigned long commit_count; - - config->cb.buffer_begin(buf, tsc, oldidx); - - /* - * Order all writes to buffer before the commit count update that will - * determine that the subbuffer is full. - */ - if (config->ipi == RING_BUFFER_IPI_BARRIER) { - /* - * Must write slot data before incrementing commit count. This - * compiler barrier is upgraded into a smp_mb() by the IPI sent - * by get_subbuf(). - */ - barrier(); - } else - smp_wmb(); - v_add(config, config->cb.subbuffer_header_size(), - &buf->commit_hot[oldidx].cc); - commit_count = v_read(config, &buf->commit_hot[oldidx].cc); - /* Check if the written buffer has to be delivered */ - lib_ring_buffer_check_deliver(config, buf, chan, offsets->old, - commit_count, oldidx); - lib_ring_buffer_write_commit_counter(config, buf, chan, oldidx, - offsets->old, commit_count, - config->cb.subbuffer_header_size()); -} - -/* - * lib_ring_buffer_switch_old_end: switch old subbuffer - * - * Note : offset_old should never be 0 here. It is ok, because we never perform - * buffer switch on an empty subbuffer in SWITCH_ACTIVE mode. The caller - * increments the offset_old value when doing a SWITCH_FLUSH on an empty - * subbuffer. - */ -static -void lib_ring_buffer_switch_old_end(struct lib_ring_buffer *buf, - struct channel *chan, - struct switch_offsets *offsets, - u64 tsc) -{ - const struct lib_ring_buffer_config *config = chan->backend.config; - unsigned long oldidx = subbuf_index(offsets->old - 1, chan); - unsigned long commit_count, padding_size, data_size; - - data_size = subbuf_offset(offsets->old - 1, chan) + 1; - padding_size = chan->backend.subbuf_size - data_size; - subbuffer_set_data_size(config, &buf->backend, oldidx, data_size); - - /* - * Order all writes to buffer before the commit count update that will - * determine that the subbuffer is full. - */ - if (config->ipi == RING_BUFFER_IPI_BARRIER) { - /* - * Must write slot data before incrementing commit count. This - * compiler barrier is upgraded into a smp_mb() by the IPI sent - * by get_subbuf(). - */ - barrier(); - } else - smp_wmb(); - v_add(config, padding_size, &buf->commit_hot[oldidx].cc); - commit_count = v_read(config, &buf->commit_hot[oldidx].cc); - lib_ring_buffer_check_deliver(config, buf, chan, offsets->old - 1, - commit_count, oldidx); - lib_ring_buffer_write_commit_counter(config, buf, chan, oldidx, - offsets->old, commit_count, - padding_size); -} - -/* - * lib_ring_buffer_switch_new_start: Populate new subbuffer. - * - * This code can be executed unordered : writers may already have written to the - * sub-buffer before this code gets executed, caution. The commit makes sure - * that this code is executed before the deliver of this sub-buffer. - */ -static -void lib_ring_buffer_switch_new_start(struct lib_ring_buffer *buf, - struct channel *chan, - struct switch_offsets *offsets, - u64 tsc) -{ - const struct lib_ring_buffer_config *config = chan->backend.config; - unsigned long beginidx = subbuf_index(offsets->begin, chan); - unsigned long commit_count; - - config->cb.buffer_begin(buf, tsc, beginidx); - - /* - * Order all writes to buffer before the commit count update that will - * determine that the subbuffer is full. - */ - if (config->ipi == RING_BUFFER_IPI_BARRIER) { - /* - * Must write slot data before incrementing commit count. This - * compiler barrier is upgraded into a smp_mb() by the IPI sent - * by get_subbuf(). - */ - barrier(); - } else - smp_wmb(); - v_add(config, config->cb.subbuffer_header_size(), - &buf->commit_hot[beginidx].cc); - commit_count = v_read(config, &buf->commit_hot[beginidx].cc); - /* Check if the written buffer has to be delivered */ - lib_ring_buffer_check_deliver(config, buf, chan, offsets->begin, - commit_count, beginidx); - lib_ring_buffer_write_commit_counter(config, buf, chan, beginidx, - offsets->begin, commit_count, - config->cb.subbuffer_header_size()); -} - -/* - * lib_ring_buffer_switch_new_end: finish switching current subbuffer - * - * The only remaining threads could be the ones with pending commits. They will - * have to do the deliver themselves. - */ -static -void lib_ring_buffer_switch_new_end(struct lib_ring_buffer *buf, - struct channel *chan, - struct switch_offsets *offsets, - u64 tsc) -{ - const struct lib_ring_buffer_config *config = chan->backend.config; - unsigned long endidx = subbuf_index(offsets->end - 1, chan); - unsigned long commit_count, padding_size, data_size; - - data_size = subbuf_offset(offsets->end - 1, chan) + 1; - padding_size = chan->backend.subbuf_size - data_size; - subbuffer_set_data_size(config, &buf->backend, endidx, data_size); - - /* - * Order all writes to buffer before the commit count update that will - * determine that the subbuffer is full. - */ - if (config->ipi == RING_BUFFER_IPI_BARRIER) { - /* - * Must write slot data before incrementing commit count. This - * compiler barrier is upgraded into a smp_mb() by the IPI sent - * by get_subbuf(). - */ - barrier(); - } else - smp_wmb(); - v_add(config, padding_size, &buf->commit_hot[endidx].cc); - commit_count = v_read(config, &buf->commit_hot[endidx].cc); - lib_ring_buffer_check_deliver(config, buf, chan, offsets->end - 1, - commit_count, endidx); - lib_ring_buffer_write_commit_counter(config, buf, chan, endidx, - offsets->end, commit_count, - padding_size); -} - -/* - * Returns : - * 0 if ok - * !0 if execution must be aborted. - */ -static -int lib_ring_buffer_try_switch_slow(enum switch_mode mode, - struct lib_ring_buffer *buf, - struct channel *chan, - struct switch_offsets *offsets, - u64 *tsc) -{ - const struct lib_ring_buffer_config *config = chan->backend.config; - unsigned long off; - - offsets->begin = v_read(config, &buf->offset); - offsets->old = offsets->begin; - offsets->switch_old_start = 0; - off = subbuf_offset(offsets->begin, chan); - - *tsc = config->cb.ring_buffer_clock_read(chan); - - /* - * Ensure we flush the header of an empty subbuffer when doing the - * finalize (SWITCH_FLUSH). This ensures that we end up knowing the - * total data gathering duration even if there were no records saved - * after the last buffer switch. - * In SWITCH_ACTIVE mode, switch the buffer when it contains events. - * SWITCH_ACTIVE only flushes the current subbuffer, dealing with end of - * subbuffer header as appropriate. - * The next record that reserves space will be responsible for - * populating the following subbuffer header. We choose not to populate - * the next subbuffer header here because we want to be able to use - * SWITCH_ACTIVE for periodical buffer flush and CPU tick_nohz stop - * buffer flush, which must guarantee that all the buffer content - * (records and header timestamps) are visible to the reader. This is - * required for quiescence guarantees for the fusion merge. - */ - if (mode == SWITCH_FLUSH || off > 0) { - if (unlikely(off == 0)) { - /* - * The client does not save any header information. - * Don't switch empty subbuffer on finalize, because it - * is invalid to deliver a completely empty subbuffer. - */ - if (!config->cb.subbuffer_header_size()) - return -1; - /* - * Need to write the subbuffer start header on finalize. - */ - offsets->switch_old_start = 1; - } - offsets->begin = subbuf_align(offsets->begin, chan); - } else - return -1; /* we do not have to switch : buffer is empty */ - /* Note: old points to the next subbuf at offset 0 */ - offsets->end = offsets->begin; - return 0; -} - -/* - * Force a sub-buffer switch. This operation is completely reentrant : can be - * called while tracing is active with absolutely no lock held. - * - * Note, however, that as a v_cmpxchg is used for some atomic - * operations, this function must be called from the CPU which owns the buffer - * for a ACTIVE flush. - */ -void lib_ring_buffer_switch_slow(struct lib_ring_buffer *buf, enum switch_mode mode) -{ - struct channel *chan = buf->backend.chan; - const struct lib_ring_buffer_config *config = chan->backend.config; - struct switch_offsets offsets; - unsigned long oldidx; - u64 tsc; - - offsets.size = 0; - - /* - * Perform retryable operations. - */ - do { - if (lib_ring_buffer_try_switch_slow(mode, buf, chan, &offsets, - &tsc)) - return; /* Switch not needed */ - } while (v_cmpxchg(config, &buf->offset, offsets.old, offsets.end) - != offsets.old); - - /* - * Atomically update last_tsc. This update races against concurrent - * atomic updates, but the race will always cause supplementary full TSC - * records, never the opposite (missing a full TSC record when it would - * be needed). - */ - save_last_tsc(config, buf, tsc); - - /* - * Push the reader if necessary - */ - lib_ring_buffer_reserve_push_reader(buf, chan, offsets.old); - - oldidx = subbuf_index(offsets.old, chan); - lib_ring_buffer_clear_noref(config, &buf->backend, oldidx); - - /* - * May need to populate header start on SWITCH_FLUSH. - */ - if (offsets.switch_old_start) { - lib_ring_buffer_switch_old_start(buf, chan, &offsets, tsc); - offsets.old += config->cb.subbuffer_header_size(); - } - - /* - * Switch old subbuffer. - */ - lib_ring_buffer_switch_old_end(buf, chan, &offsets, tsc); -} -EXPORT_SYMBOL_GPL(lib_ring_buffer_switch_slow); - -/* - * Returns : - * 0 if ok - * -ENOSPC if event size is too large for packet. - * -ENOBUFS if there is currently not enough space in buffer for the event. - * -EIO if data cannot be written into the buffer for any other reason. - */ -static -int lib_ring_buffer_try_reserve_slow(struct lib_ring_buffer *buf, - struct channel *chan, - struct switch_offsets *offsets, - struct lib_ring_buffer_ctx *ctx) -{ - const struct lib_ring_buffer_config *config = chan->backend.config; - unsigned long reserve_commit_diff; - - offsets->begin = v_read(config, &buf->offset); - offsets->old = offsets->begin; - offsets->switch_new_start = 0; - offsets->switch_new_end = 0; - offsets->switch_old_end = 0; - offsets->pre_header_padding = 0; - - ctx->tsc = config->cb.ring_buffer_clock_read(chan); - if ((int64_t) ctx->tsc == -EIO) - return -EIO; - - if (last_tsc_overflow(config, buf, ctx->tsc)) - ctx->rflags |= RING_BUFFER_RFLAG_FULL_TSC; - - if (unlikely(subbuf_offset(offsets->begin, ctx->chan) == 0)) { - offsets->switch_new_start = 1; /* For offsets->begin */ - } else { - offsets->size = config->cb.record_header_size(config, chan, - offsets->begin, - &offsets->pre_header_padding, - ctx); - offsets->size += - lib_ring_buffer_align(offsets->begin + offsets->size, - ctx->largest_align) - + ctx->data_size; - if (unlikely(subbuf_offset(offsets->begin, chan) + - offsets->size > chan->backend.subbuf_size)) { - offsets->switch_old_end = 1; /* For offsets->old */ - offsets->switch_new_start = 1; /* For offsets->begin */ - } - } - if (unlikely(offsets->switch_new_start)) { - unsigned long sb_index; - - /* - * We are typically not filling the previous buffer completely. - */ - if (likely(offsets->switch_old_end)) - offsets->begin = subbuf_align(offsets->begin, chan); - offsets->begin = offsets->begin - + config->cb.subbuffer_header_size(); - /* Test new buffer integrity */ - sb_index = subbuf_index(offsets->begin, chan); - reserve_commit_diff = - (buf_trunc(offsets->begin, chan) - >> chan->backend.num_subbuf_order) - - ((unsigned long) v_read(config, - &buf->commit_cold[sb_index].cc_sb) - & chan->commit_count_mask); - if (likely(reserve_commit_diff == 0)) { - /* Next subbuffer not being written to. */ - if (unlikely(config->mode != RING_BUFFER_OVERWRITE && - subbuf_trunc(offsets->begin, chan) - - subbuf_trunc((unsigned long) - atomic_long_read(&buf->consumed), chan) - >= chan->backend.buf_size)) { - /* - * We do not overwrite non consumed buffers - * and we are full : record is lost. - */ - v_inc(config, &buf->records_lost_full); - return -ENOBUFS; - } else { - /* - * Next subbuffer not being written to, and we - * are either in overwrite mode or the buffer is - * not full. It's safe to write in this new - * subbuffer. - */ - } - } else { - /* - * Next subbuffer reserve offset does not match the - * commit offset. Drop record in producer-consumer and - * overwrite mode. Caused by either a writer OOPS or too - * many nested writes over a reserve/commit pair. - */ - v_inc(config, &buf->records_lost_wrap); - return -EIO; - } - offsets->size = - config->cb.record_header_size(config, chan, - offsets->begin, - &offsets->pre_header_padding, - ctx); - offsets->size += - lib_ring_buffer_align(offsets->begin + offsets->size, - ctx->largest_align) - + ctx->data_size; - if (unlikely(subbuf_offset(offsets->begin, chan) - + offsets->size > chan->backend.subbuf_size)) { - /* - * Record too big for subbuffers, report error, don't - * complete the sub-buffer switch. - */ - v_inc(config, &buf->records_lost_big); - return -ENOSPC; - } else { - /* - * We just made a successful buffer switch and the - * record fits in the new subbuffer. Let's write. - */ - } - } else { - /* - * Record fits in the current buffer and we are not on a switch - * boundary. It's safe to write. - */ - } - offsets->end = offsets->begin + offsets->size; - - if (unlikely(subbuf_offset(offsets->end, chan) == 0)) { - /* - * The offset_end will fall at the very beginning of the next - * subbuffer. - */ - offsets->switch_new_end = 1; /* For offsets->begin */ - } - return 0; -} - -/** - * lib_ring_buffer_reserve_slow - Atomic slot reservation in a buffer. - * @ctx: ring buffer context. - * - * Return : -NOBUFS if not enough space, -ENOSPC if event size too large, - * -EIO for other errors, else returns 0. - * It will take care of sub-buffer switching. - */ -int lib_ring_buffer_reserve_slow(struct lib_ring_buffer_ctx *ctx) -{ - struct channel *chan = ctx->chan; - const struct lib_ring_buffer_config *config = chan->backend.config; - struct lib_ring_buffer *buf; - struct switch_offsets offsets; - int ret; - - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU) - buf = per_cpu_ptr(chan->backend.buf, ctx->cpu); - else - buf = chan->backend.buf; - ctx->buf = buf; - - offsets.size = 0; - - do { - ret = lib_ring_buffer_try_reserve_slow(buf, chan, &offsets, - ctx); - if (unlikely(ret)) - return ret; - } while (unlikely(v_cmpxchg(config, &buf->offset, offsets.old, - offsets.end) - != offsets.old)); - - /* - * Atomically update last_tsc. This update races against concurrent - * atomic updates, but the race will always cause supplementary full TSC - * records, never the opposite (missing a full TSC record when it would - * be needed). - */ - save_last_tsc(config, buf, ctx->tsc); - - /* - * Push the reader if necessary - */ - lib_ring_buffer_reserve_push_reader(buf, chan, offsets.end - 1); - - /* - * Clear noref flag for this subbuffer. - */ - lib_ring_buffer_clear_noref(config, &buf->backend, - subbuf_index(offsets.end - 1, chan)); - - /* - * Switch old subbuffer if needed. - */ - if (unlikely(offsets.switch_old_end)) { - lib_ring_buffer_clear_noref(config, &buf->backend, - subbuf_index(offsets.old - 1, chan)); - lib_ring_buffer_switch_old_end(buf, chan, &offsets, ctx->tsc); - } - - /* - * Populate new subbuffer. - */ - if (unlikely(offsets.switch_new_start)) - lib_ring_buffer_switch_new_start(buf, chan, &offsets, ctx->tsc); - - if (unlikely(offsets.switch_new_end)) - lib_ring_buffer_switch_new_end(buf, chan, &offsets, ctx->tsc); - - ctx->slot_size = offsets.size; - ctx->pre_offset = offsets.begin; - ctx->buf_offset = offsets.begin + offsets.pre_header_padding; - return 0; -} -EXPORT_SYMBOL_GPL(lib_ring_buffer_reserve_slow); - -int __init init_lib_ring_buffer_frontend(void) -{ - int cpu; - - for_each_possible_cpu(cpu) - spin_lock_init(&per_cpu(ring_buffer_nohz_lock, cpu)); - return 0; -} - -module_init(init_lib_ring_buffer_frontend); - -void __exit exit_lib_ring_buffer_frontend(void) -{ -} - -module_exit(exit_lib_ring_buffer_frontend); diff --git a/drivers/staging/lttng/lib/ringbuffer/ring_buffer_iterator.c b/drivers/staging/lttng/lib/ringbuffer/ring_buffer_iterator.c deleted file mode 100644 index 1321b5f..0000000 --- a/drivers/staging/lttng/lib/ringbuffer/ring_buffer_iterator.c +++ /dev/null @@ -1,798 +0,0 @@ -/* - * ring_buffer_iterator.c - * - * (C) Copyright 2010 - Mathieu Desnoyers - * - * Ring buffer and channel iterators. Get each event of a channel in order. Uses - * a prio heap for per-cpu buffers, giving a O(log(NR_CPUS)) algorithmic - * complexity for the "get next event" operation. - * - * Author: - * Mathieu Desnoyers - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include "../../wrapper/ringbuffer/iterator.h" -#include -#include -#include - -/* - * Safety factor taking into account internal kernel interrupt latency. - * Assuming 250ms worse-case latency. - */ -#define MAX_SYSTEM_LATENCY 250 - -/* - * Maximum delta expected between trace clocks. At most 1 jiffy delta. - */ -#define MAX_CLOCK_DELTA (jiffies_to_usecs(1) * 1000) - -/** - * lib_ring_buffer_get_next_record - Get the next record in a buffer. - * @chan: channel - * @buf: buffer - * - * Returns the size of the event read, -EAGAIN if buffer is empty, -ENODATA if - * buffer is empty and finalized. The buffer must already be opened for reading. - */ -ssize_t lib_ring_buffer_get_next_record(struct channel *chan, - struct lib_ring_buffer *buf) -{ - const struct lib_ring_buffer_config *config = chan->backend.config; - struct lib_ring_buffer_iter *iter = &buf->iter; - int ret; - -restart: - switch (iter->state) { - case ITER_GET_SUBBUF: - ret = lib_ring_buffer_get_next_subbuf(buf); - if (ret && !ACCESS_ONCE(buf->finalized) - && config->alloc == RING_BUFFER_ALLOC_GLOBAL) { - /* - * Use "pull" scheme for global buffers. The reader - * itself flushes the buffer to "pull" data not visible - * to readers yet. Flush current subbuffer and re-try. - * - * Per-CPU buffers rather use a "push" scheme because - * the IPI needed to flush all CPU's buffers is too - * costly. In the "push" scheme, the reader waits for - * the writer periodic deferrable timer to flush the - * buffers (keeping track of a quiescent state - * timestamp). Therefore, the writer "pushes" data out - * of the buffers rather than letting the reader "pull" - * data from the buffer. - */ - lib_ring_buffer_switch_slow(buf, SWITCH_ACTIVE); - ret = lib_ring_buffer_get_next_subbuf(buf); - } - if (ret) - return ret; - iter->consumed = buf->cons_snapshot; - iter->data_size = lib_ring_buffer_get_read_data_size(config, buf); - iter->read_offset = iter->consumed; - /* skip header */ - iter->read_offset += config->cb.subbuffer_header_size(); - iter->state = ITER_TEST_RECORD; - goto restart; - case ITER_TEST_RECORD: - if (iter->read_offset - iter->consumed >= iter->data_size) { - iter->state = ITER_PUT_SUBBUF; - } else { - CHAN_WARN_ON(chan, !config->cb.record_get); - config->cb.record_get(config, chan, buf, - iter->read_offset, - &iter->header_len, - &iter->payload_len, - &iter->timestamp); - iter->read_offset += iter->header_len; - subbuffer_consume_record(config, &buf->backend); - iter->state = ITER_NEXT_RECORD; - return iter->payload_len; - } - goto restart; - case ITER_NEXT_RECORD: - iter->read_offset += iter->payload_len; - iter->state = ITER_TEST_RECORD; - goto restart; - case ITER_PUT_SUBBUF: - lib_ring_buffer_put_next_subbuf(buf); - iter->state = ITER_GET_SUBBUF; - goto restart; - default: - CHAN_WARN_ON(chan, 1); /* Should not happen */ - return -EPERM; - } -} -EXPORT_SYMBOL_GPL(lib_ring_buffer_get_next_record); - -static int buf_is_higher(void *a, void *b) -{ - struct lib_ring_buffer *bufa = a; - struct lib_ring_buffer *bufb = b; - - /* Consider lowest timestamps to be at the top of the heap */ - return (bufa->iter.timestamp < bufb->iter.timestamp); -} - -static -void lib_ring_buffer_get_empty_buf_records(const struct lib_ring_buffer_config *config, - struct channel *chan) -{ - struct lttng_ptr_heap *heap = &chan->iter.heap; - struct lib_ring_buffer *buf, *tmp; - ssize_t len; - - list_for_each_entry_safe(buf, tmp, &chan->iter.empty_head, - iter.empty_node) { - len = lib_ring_buffer_get_next_record(chan, buf); - - /* - * Deal with -EAGAIN and -ENODATA. - * len >= 0 means record contains data. - * -EBUSY should never happen, because we support only one - * reader. - */ - switch (len) { - case -EAGAIN: - /* Keep node in empty list */ - break; - case -ENODATA: - /* - * Buffer is finalized. Don't add to list of empty - * buffer, because it has no more data to provide, ever. - */ - list_del(&buf->iter.empty_node); - break; - case -EBUSY: - CHAN_WARN_ON(chan, 1); - break; - default: - /* - * Insert buffer into the heap, remove from empty buffer - * list. - */ - CHAN_WARN_ON(chan, len < 0); - list_del(&buf->iter.empty_node); - CHAN_WARN_ON(chan, lttng_heap_insert(heap, buf)); - } - } -} - -static -void lib_ring_buffer_wait_for_qs(const struct lib_ring_buffer_config *config, - struct channel *chan) -{ - u64 timestamp_qs; - unsigned long wait_msecs; - - /* - * No need to wait if no empty buffers are present. - */ - if (list_empty(&chan->iter.empty_head)) - return; - - timestamp_qs = config->cb.ring_buffer_clock_read(chan); - /* - * We need to consider previously empty buffers. - * Do a get next buf record on each of them. Add them to - * the heap if they have data. If at least one of them - * don't have data, we need to wait for - * switch_timer_interval + MAX_SYSTEM_LATENCY (so we are sure the - * buffers have been switched either by the timer or idle entry) and - * check them again, adding them if they have data. - */ - lib_ring_buffer_get_empty_buf_records(config, chan); - - /* - * No need to wait if no empty buffers are present. - */ - if (list_empty(&chan->iter.empty_head)) - return; - - /* - * We need to wait for the buffer switch timer to run. If the - * CPU is idle, idle entry performed the switch. - * TODO: we could optimize further by skipping the sleep if all - * empty buffers belong to idle or offline cpus. - */ - wait_msecs = jiffies_to_msecs(chan->switch_timer_interval); - wait_msecs += MAX_SYSTEM_LATENCY; - msleep(wait_msecs); - lib_ring_buffer_get_empty_buf_records(config, chan); - /* - * Any buffer still in the empty list here cannot possibly - * contain an event with a timestamp prior to "timestamp_qs". - * The new quiescent state timestamp is the one we grabbed - * before waiting for buffer data. It is therefore safe to - * ignore empty buffers up to last_qs timestamp for fusion - * merge. - */ - chan->iter.last_qs = timestamp_qs; -} - -/** - * channel_get_next_record - Get the next record in a channel. - * @chan: channel - * @ret_buf: the buffer in which the event is located (output) - * - * Returns the size of new current event, -EAGAIN if all buffers are empty, - * -ENODATA if all buffers are empty and finalized. The channel must already be - * opened for reading. - */ - -ssize_t channel_get_next_record(struct channel *chan, - struct lib_ring_buffer **ret_buf) -{ - const struct lib_ring_buffer_config *config = chan->backend.config; - struct lib_ring_buffer *buf; - struct lttng_ptr_heap *heap; - ssize_t len; - - if (config->alloc == RING_BUFFER_ALLOC_GLOBAL) { - *ret_buf = channel_get_ring_buffer(config, chan, 0); - return lib_ring_buffer_get_next_record(chan, *ret_buf); - } - - heap = &chan->iter.heap; - - /* - * get next record for topmost buffer. - */ - buf = lttng_heap_maximum(heap); - if (buf) { - len = lib_ring_buffer_get_next_record(chan, buf); - /* - * Deal with -EAGAIN and -ENODATA. - * len >= 0 means record contains data. - */ - switch (len) { - case -EAGAIN: - buf->iter.timestamp = 0; - list_add(&buf->iter.empty_node, &chan->iter.empty_head); - /* Remove topmost buffer from the heap */ - CHAN_WARN_ON(chan, lttng_heap_remove(heap) != buf); - break; - case -ENODATA: - /* - * Buffer is finalized. Remove buffer from heap and - * don't add to list of empty buffer, because it has no - * more data to provide, ever. - */ - CHAN_WARN_ON(chan, lttng_heap_remove(heap) != buf); - break; - case -EBUSY: - CHAN_WARN_ON(chan, 1); - break; - default: - /* - * Reinsert buffer into the heap. Note that heap can be - * partially empty, so we need to use - * lttng_heap_replace_max(). - */ - CHAN_WARN_ON(chan, len < 0); - CHAN_WARN_ON(chan, lttng_heap_replace_max(heap, buf) != buf); - break; - } - } - - buf = lttng_heap_maximum(heap); - if (!buf || buf->iter.timestamp > chan->iter.last_qs) { - /* - * Deal with buffers previously showing no data. - * Add buffers containing data to the heap, update - * last_qs. - */ - lib_ring_buffer_wait_for_qs(config, chan); - } - - *ret_buf = buf = lttng_heap_maximum(heap); - if (buf) { - /* - * If this warning triggers, you probably need to check your - * system interrupt latency. Typical causes: too many printk() - * output going to a serial console with interrupts off. - * Allow for MAX_CLOCK_DELTA ns timestamp delta going backward. - * Observed on SMP KVM setups with trace_clock(). - */ - if (chan->iter.last_timestamp - > (buf->iter.timestamp + MAX_CLOCK_DELTA)) { - printk(KERN_WARNING "ring_buffer: timestamps going " - "backward. Last time %llu ns, cpu %d, " - "current time %llu ns, cpu %d, " - "delta %llu ns.\n", - chan->iter.last_timestamp, chan->iter.last_cpu, - buf->iter.timestamp, buf->backend.cpu, - chan->iter.last_timestamp - buf->iter.timestamp); - CHAN_WARN_ON(chan, 1); - } - chan->iter.last_timestamp = buf->iter.timestamp; - chan->iter.last_cpu = buf->backend.cpu; - return buf->iter.payload_len; - } else { - /* Heap is empty */ - if (list_empty(&chan->iter.empty_head)) - return -ENODATA; /* All buffers finalized */ - else - return -EAGAIN; /* Temporarily empty */ - } -} -EXPORT_SYMBOL_GPL(channel_get_next_record); - -static -void lib_ring_buffer_iterator_init(struct channel *chan, struct lib_ring_buffer *buf) -{ - if (buf->iter.allocated) - return; - - buf->iter.allocated = 1; - if (chan->iter.read_open && !buf->iter.read_open) { - CHAN_WARN_ON(chan, lib_ring_buffer_open_read(buf) != 0); - buf->iter.read_open = 1; - } - - /* Add to list of buffers without any current record */ - if (chan->backend.config->alloc == RING_BUFFER_ALLOC_PER_CPU) - list_add(&buf->iter.empty_node, &chan->iter.empty_head); -} - -#ifdef CONFIG_HOTPLUG_CPU -static -int __cpuinit channel_iterator_cpu_hotplug(struct notifier_block *nb, - unsigned long action, - void *hcpu) -{ - unsigned int cpu = (unsigned long)hcpu; - struct channel *chan = container_of(nb, struct channel, - hp_iter_notifier); - struct lib_ring_buffer *buf = per_cpu_ptr(chan->backend.buf, cpu); - const struct lib_ring_buffer_config *config = chan->backend.config; - - if (!chan->hp_iter_enable) - return NOTIFY_DONE; - - CHAN_WARN_ON(chan, config->alloc == RING_BUFFER_ALLOC_GLOBAL); - - switch (action) { - case CPU_DOWN_FAILED: - case CPU_DOWN_FAILED_FROZEN: - case CPU_ONLINE: - case CPU_ONLINE_FROZEN: - lib_ring_buffer_iterator_init(chan, buf); - return NOTIFY_OK; - default: - return NOTIFY_DONE; - } -} -#endif - -int channel_iterator_init(struct channel *chan) -{ - const struct lib_ring_buffer_config *config = chan->backend.config; - struct lib_ring_buffer *buf; - - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU) { - int cpu, ret; - - INIT_LIST_HEAD(&chan->iter.empty_head); - ret = lttng_heap_init(&chan->iter.heap, - num_possible_cpus(), - GFP_KERNEL, buf_is_higher); - if (ret) - return ret; - /* - * In case of non-hotplug cpu, if the ring-buffer is allocated - * in early initcall, it will not be notified of secondary cpus. - * In that off case, we need to allocate for all possible cpus. - */ -#ifdef CONFIG_HOTPLUG_CPU - chan->hp_iter_notifier.notifier_call = - channel_iterator_cpu_hotplug; - chan->hp_iter_notifier.priority = 10; - register_cpu_notifier(&chan->hp_iter_notifier); - get_online_cpus(); - for_each_online_cpu(cpu) { - buf = per_cpu_ptr(chan->backend.buf, cpu); - lib_ring_buffer_iterator_init(chan, buf); - } - chan->hp_iter_enable = 1; - put_online_cpus(); -#else - for_each_possible_cpu(cpu) { - buf = per_cpu_ptr(chan->backend.buf, cpu); - lib_ring_buffer_iterator_init(chan, buf); - } -#endif - } else { - buf = channel_get_ring_buffer(config, chan, 0); - lib_ring_buffer_iterator_init(chan, buf); - } - return 0; -} - -void channel_iterator_unregister_notifiers(struct channel *chan) -{ - const struct lib_ring_buffer_config *config = chan->backend.config; - - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU) { - chan->hp_iter_enable = 0; - unregister_cpu_notifier(&chan->hp_iter_notifier); - } -} - -void channel_iterator_free(struct channel *chan) -{ - const struct lib_ring_buffer_config *config = chan->backend.config; - - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU) - lttng_heap_free(&chan->iter.heap); -} - -int lib_ring_buffer_iterator_open(struct lib_ring_buffer *buf) -{ - struct channel *chan = buf->backend.chan; - const struct lib_ring_buffer_config *config = chan->backend.config; - CHAN_WARN_ON(chan, config->output != RING_BUFFER_ITERATOR); - return lib_ring_buffer_open_read(buf); -} -EXPORT_SYMBOL_GPL(lib_ring_buffer_iterator_open); - -/* - * Note: Iterators must not be mixed with other types of outputs, because an - * iterator can leave the buffer in "GET" state, which is not consistent with - * other types of output (mmap, splice, raw data read). - */ -void lib_ring_buffer_iterator_release(struct lib_ring_buffer *buf) -{ - lib_ring_buffer_release_read(buf); -} -EXPORT_SYMBOL_GPL(lib_ring_buffer_iterator_release); - -int channel_iterator_open(struct channel *chan) -{ - const struct lib_ring_buffer_config *config = chan->backend.config; - struct lib_ring_buffer *buf; - int ret = 0, cpu; - - CHAN_WARN_ON(chan, config->output != RING_BUFFER_ITERATOR); - - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU) { - get_online_cpus(); - /* Allow CPU hotplug to keep track of opened reader */ - chan->iter.read_open = 1; - for_each_channel_cpu(cpu, chan) { - buf = channel_get_ring_buffer(config, chan, cpu); - ret = lib_ring_buffer_iterator_open(buf); - if (ret) - goto error; - buf->iter.read_open = 1; - } - put_online_cpus(); - } else { - buf = channel_get_ring_buffer(config, chan, 0); - ret = lib_ring_buffer_iterator_open(buf); - } - return ret; -error: - /* Error should always happen on CPU 0, hence no close is required. */ - CHAN_WARN_ON(chan, cpu != 0); - put_online_cpus(); - return ret; -} -EXPORT_SYMBOL_GPL(channel_iterator_open); - -void channel_iterator_release(struct channel *chan) -{ - const struct lib_ring_buffer_config *config = chan->backend.config; - struct lib_ring_buffer *buf; - int cpu; - - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU) { - get_online_cpus(); - for_each_channel_cpu(cpu, chan) { - buf = channel_get_ring_buffer(config, chan, cpu); - if (buf->iter.read_open) { - lib_ring_buffer_iterator_release(buf); - buf->iter.read_open = 0; - } - } - chan->iter.read_open = 0; - put_online_cpus(); - } else { - buf = channel_get_ring_buffer(config, chan, 0); - lib_ring_buffer_iterator_release(buf); - } -} -EXPORT_SYMBOL_GPL(channel_iterator_release); - -void lib_ring_buffer_iterator_reset(struct lib_ring_buffer *buf) -{ - struct channel *chan = buf->backend.chan; - - if (buf->iter.state != ITER_GET_SUBBUF) - lib_ring_buffer_put_next_subbuf(buf); - buf->iter.state = ITER_GET_SUBBUF; - /* Remove from heap (if present). */ - if (lttng_heap_cherrypick(&chan->iter.heap, buf)) - list_add(&buf->iter.empty_node, &chan->iter.empty_head); - buf->iter.timestamp = 0; - buf->iter.header_len = 0; - buf->iter.payload_len = 0; - buf->iter.consumed = 0; - buf->iter.read_offset = 0; - buf->iter.data_size = 0; - /* Don't reset allocated and read_open */ -} - -void channel_iterator_reset(struct channel *chan) -{ - const struct lib_ring_buffer_config *config = chan->backend.config; - struct lib_ring_buffer *buf; - int cpu; - - /* Empty heap, put into empty_head */ - while ((buf = lttng_heap_remove(&chan->iter.heap)) != NULL) - list_add(&buf->iter.empty_node, &chan->iter.empty_head); - - for_each_channel_cpu(cpu, chan) { - buf = channel_get_ring_buffer(config, chan, cpu); - lib_ring_buffer_iterator_reset(buf); - } - /* Don't reset read_open */ - chan->iter.last_qs = 0; - chan->iter.last_timestamp = 0; - chan->iter.last_cpu = 0; - chan->iter.len_left = 0; -} - -/* - * Ring buffer payload extraction read() implementation. - */ -static -ssize_t channel_ring_buffer_file_read(struct file *filp, - char __user *user_buf, - size_t count, - loff_t *ppos, - struct channel *chan, - struct lib_ring_buffer *buf, - int fusionmerge) -{ - const struct lib_ring_buffer_config *config = chan->backend.config; - size_t read_count = 0, read_offset; - ssize_t len; - - might_sleep(); - if (!access_ok(VERIFY_WRITE, user_buf, count)) - return -EFAULT; - - /* Finish copy of previous record */ - if (*ppos != 0) { - if (read_count < count) { - len = chan->iter.len_left; - read_offset = *ppos; - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU - && fusionmerge) - buf = lttng_heap_maximum(&chan->iter.heap); - CHAN_WARN_ON(chan, !buf); - goto skip_get_next; - } - } - - while (read_count < count) { - size_t copy_len, space_left; - - if (fusionmerge) - len = channel_get_next_record(chan, &buf); - else - len = lib_ring_buffer_get_next_record(chan, buf); -len_test: - if (len < 0) { - /* - * Check if buffer is finalized (end of file). - */ - if (len == -ENODATA) { - /* A 0 read_count will tell about end of file */ - goto nodata; - } - if (filp->f_flags & O_NONBLOCK) { - if (!read_count) - read_count = -EAGAIN; - goto nodata; - } else { - int error; - - /* - * No data available at the moment, return what - * we got. - */ - if (read_count) - goto nodata; - - /* - * Wait for returned len to be >= 0 or -ENODATA. - */ - if (fusionmerge) - error = wait_event_interruptible( - chan->read_wait, - ((len = channel_get_next_record(chan, - &buf)), len != -EAGAIN)); - else - error = wait_event_interruptible( - buf->read_wait, - ((len = lib_ring_buffer_get_next_record( - chan, buf)), len != -EAGAIN)); - CHAN_WARN_ON(chan, len == -EBUSY); - if (error) { - read_count = error; - goto nodata; - } - CHAN_WARN_ON(chan, len < 0 && len != -ENODATA); - goto len_test; - } - } - read_offset = buf->iter.read_offset; -skip_get_next: - space_left = count - read_count; - if (len <= space_left) { - copy_len = len; - chan->iter.len_left = 0; - *ppos = 0; - } else { - copy_len = space_left; - chan->iter.len_left = len - copy_len; - *ppos = read_offset + copy_len; - } - if (__lib_ring_buffer_copy_to_user(&buf->backend, read_offset, - &user_buf[read_count], - copy_len)) { - /* - * Leave the len_left and ppos values at their current - * state, as we currently have a valid event to read. - */ - return -EFAULT; - } - read_count += copy_len; - }; - return read_count; - -nodata: - *ppos = 0; - chan->iter.len_left = 0; - return read_count; -} - -/** - * lib_ring_buffer_file_read - Read buffer record payload. - * @filp: file structure pointer. - * @buffer: user buffer to read data into. - * @count: number of bytes to read. - * @ppos: file read position. - * - * Returns a negative value on error, or the number of bytes read on success. - * ppos is used to save the position _within the current record_ between calls - * to read(). - */ -static -ssize_t lib_ring_buffer_file_read(struct file *filp, - char __user *user_buf, - size_t count, - loff_t *ppos) -{ - struct inode *inode = filp->f_dentry->d_inode; - struct lib_ring_buffer *buf = inode->i_private; - struct channel *chan = buf->backend.chan; - - return channel_ring_buffer_file_read(filp, user_buf, count, ppos, - chan, buf, 0); -} - -/** - * channel_file_read - Read channel record payload. - * @filp: file structure pointer. - * @buffer: user buffer to read data into. - * @count: number of bytes to read. - * @ppos: file read position. - * - * Returns a negative value on error, or the number of bytes read on success. - * ppos is used to save the position _within the current record_ between calls - * to read(). - */ -static -ssize_t channel_file_read(struct file *filp, - char __user *user_buf, - size_t count, - loff_t *ppos) -{ - struct inode *inode = filp->f_dentry->d_inode; - struct channel *chan = inode->i_private; - const struct lib_ring_buffer_config *config = chan->backend.config; - - if (config->alloc == RING_BUFFER_ALLOC_PER_CPU) - return channel_ring_buffer_file_read(filp, user_buf, count, - ppos, chan, NULL, 1); - else { - struct lib_ring_buffer *buf = - channel_get_ring_buffer(config, chan, 0); - return channel_ring_buffer_file_read(filp, user_buf, count, - ppos, chan, buf, 0); - } -} - -static -int lib_ring_buffer_file_open(struct inode *inode, struct file *file) -{ - struct lib_ring_buffer *buf = inode->i_private; - int ret; - - ret = lib_ring_buffer_iterator_open(buf); - if (ret) - return ret; - - file->private_data = buf; - ret = nonseekable_open(inode, file); - if (ret) - goto release_iter; - return 0; - -release_iter: - lib_ring_buffer_iterator_release(buf); - return ret; -} - -static -int lib_ring_buffer_file_release(struct inode *inode, struct file *file) -{ - struct lib_ring_buffer *buf = inode->i_private; - - lib_ring_buffer_iterator_release(buf); - return 0; -} - -static -int channel_file_open(struct inode *inode, struct file *file) -{ - struct channel *chan = inode->i_private; - int ret; - - ret = channel_iterator_open(chan); - if (ret) - return ret; - - file->private_data = chan; - ret = nonseekable_open(inode, file); - if (ret) - goto release_iter; - return 0; - -release_iter: - channel_iterator_release(chan); - return ret; -} - -static -int channel_file_release(struct inode *inode, struct file *file) -{ - struct channel *chan = inode->i_private; - - channel_iterator_release(chan); - return 0; -} - -const struct file_operations channel_payload_file_operations = { - .owner = THIS_MODULE, - .open = channel_file_open, - .release = channel_file_release, - .read = channel_file_read, - .llseek = lib_ring_buffer_no_llseek, -}; -EXPORT_SYMBOL_GPL(channel_payload_file_operations); - -const struct file_operations lib_ring_buffer_payload_file_operations = { - .owner = THIS_MODULE, - .open = lib_ring_buffer_file_open, - .release = lib_ring_buffer_file_release, - .read = lib_ring_buffer_file_read, - .llseek = lib_ring_buffer_no_llseek, -}; -EXPORT_SYMBOL_GPL(lib_ring_buffer_payload_file_operations); diff --git a/drivers/staging/lttng/lib/ringbuffer/ring_buffer_mmap.c b/drivers/staging/lttng/lib/ringbuffer/ring_buffer_mmap.c deleted file mode 100644 index c9d6e89..0000000 --- a/drivers/staging/lttng/lib/ringbuffer/ring_buffer_mmap.c +++ /dev/null @@ -1,109 +0,0 @@ -/* - * ring_buffer_mmap.c - * - * Copyright (C) 2002-2005 - Tom Zanussi , IBM Corp - * Copyright (C) 1999-2005 - Karim Yaghmour - * Copyright (C) 2008-2010 - Mathieu Desnoyers - * - * Re-using content from kernel/relay.c. - * - * This file is released under the GPL v2. - */ - -#include -#include - -#include "../../wrapper/ringbuffer/backend.h" -#include "../../wrapper/ringbuffer/frontend.h" -#include "../../wrapper/ringbuffer/vfs.h" - -/* - * fault() vm_op implementation for ring buffer file mapping. - */ -static int lib_ring_buffer_fault(struct vm_area_struct *vma, struct vm_fault *vmf) -{ - struct lib_ring_buffer *buf = vma->vm_private_data; - struct channel *chan = buf->backend.chan; - const struct lib_ring_buffer_config *config = chan->backend.config; - pgoff_t pgoff = vmf->pgoff; - struct page **page; - void **virt; - unsigned long offset, sb_bindex; - - /* - * Verify that faults are only done on the range of pages owned by the - * reader. - */ - offset = pgoff << PAGE_SHIFT; - sb_bindex = subbuffer_id_get_index(config, buf->backend.buf_rsb.id); - if (!(offset >= buf->backend.array[sb_bindex]->mmap_offset - && offset < buf->backend.array[sb_bindex]->mmap_offset + - buf->backend.chan->backend.subbuf_size)) - return VM_FAULT_SIGBUS; - /* - * ring_buffer_read_get_page() gets the page in the current reader's - * pages. - */ - page = lib_ring_buffer_read_get_page(&buf->backend, offset, &virt); - if (!*page) - return VM_FAULT_SIGBUS; - get_page(*page); - vmf->page = *page; - - return 0; -} - -/* - * vm_ops for ring buffer file mappings. - */ -static const struct vm_operations_struct lib_ring_buffer_mmap_ops = { - .fault = lib_ring_buffer_fault, -}; - -/** - * lib_ring_buffer_mmap_buf: - mmap channel buffer to process address space - * @buf: ring buffer to map - * @vma: vm_area_struct describing memory to be mapped - * - * Returns 0 if ok, negative on error - * - * Caller should already have grabbed mmap_sem. - */ -static int lib_ring_buffer_mmap_buf(struct lib_ring_buffer *buf, - struct vm_area_struct *vma) -{ - unsigned long length = vma->vm_end - vma->vm_start; - struct channel *chan = buf->backend.chan; - const struct lib_ring_buffer_config *config = chan->backend.config; - unsigned long mmap_buf_len; - - if (config->output != RING_BUFFER_MMAP) - return -EINVAL; - - mmap_buf_len = chan->backend.buf_size; - if (chan->backend.extra_reader_sb) - mmap_buf_len += chan->backend.subbuf_size; - - if (length != mmap_buf_len) - return -EINVAL; - - vma->vm_ops = &lib_ring_buffer_mmap_ops; - vma->vm_flags |= VM_DONTEXPAND; - vma->vm_private_data = buf; - - return 0; -} - -/** - * lib_ring_buffer_mmap - mmap file op - * @filp: the file - * @vma: the vma describing what to map - * - * Calls upon lib_ring_buffer_mmap_buf() to map the file into user space. - */ -int lib_ring_buffer_mmap(struct file *filp, struct vm_area_struct *vma) -{ - struct lib_ring_buffer *buf = filp->private_data; - return lib_ring_buffer_mmap_buf(buf, vma); -} -EXPORT_SYMBOL_GPL(lib_ring_buffer_mmap); diff --git a/drivers/staging/lttng/lib/ringbuffer/ring_buffer_splice.c b/drivers/staging/lttng/lib/ringbuffer/ring_buffer_splice.c deleted file mode 100644 index ded18ba..0000000 --- a/drivers/staging/lttng/lib/ringbuffer/ring_buffer_splice.c +++ /dev/null @@ -1,202 +0,0 @@ -/* - * ring_buffer_splice.c - * - * Copyright (C) 2002-2005 - Tom Zanussi , IBM Corp - * Copyright (C) 1999-2005 - Karim Yaghmour - * Copyright (C) 2008-2010 - Mathieu Desnoyers - * - * Re-using content from kernel/relay.c. - * - * This file is released under the GPL v2. - */ - -#include -#include - -#include "../../wrapper/splice.h" -#include "../../wrapper/ringbuffer/backend.h" -#include "../../wrapper/ringbuffer/frontend.h" -#include "../../wrapper/ringbuffer/vfs.h" - -#if 0 -#define printk_dbg(fmt, args...) printk(fmt, args) -#else -#define printk_dbg(fmt, args...) -#endif - -loff_t lib_ring_buffer_no_llseek(struct file *file, loff_t offset, int origin) -{ - return -ESPIPE; -} - -/* - * Release pages from the buffer so splice pipe_to_file can move them. - * Called after the pipe has been populated with buffer pages. - */ -static void lib_ring_buffer_pipe_buf_release(struct pipe_inode_info *pipe, - struct pipe_buffer *pbuf) -{ - __free_page(pbuf->page); -} - -static const struct pipe_buf_operations ring_buffer_pipe_buf_ops = { - .can_merge = 0, - .map = generic_pipe_buf_map, - .unmap = generic_pipe_buf_unmap, - .confirm = generic_pipe_buf_confirm, - .release = lib_ring_buffer_pipe_buf_release, - .steal = generic_pipe_buf_steal, - .get = generic_pipe_buf_get, -}; - -/* - * Page release operation after splice pipe_to_file ends. - */ -static void lib_ring_buffer_page_release(struct splice_pipe_desc *spd, - unsigned int i) -{ - __free_page(spd->pages[i]); -} - -/* - * subbuf_splice_actor - splice up to one subbuf's worth of data - */ -static int subbuf_splice_actor(struct file *in, - loff_t *ppos, - struct pipe_inode_info *pipe, - size_t len, - unsigned int flags) -{ - struct lib_ring_buffer *buf = in->private_data; - struct channel *chan = buf->backend.chan; - const struct lib_ring_buffer_config *config = chan->backend.config; - unsigned int poff, subbuf_pages, nr_pages; - struct page *pages[PIPE_DEF_BUFFERS]; - struct partial_page partial[PIPE_DEF_BUFFERS]; - struct splice_pipe_desc spd = { - .pages = pages, - .nr_pages = 0, - .partial = partial, - .flags = flags, - .ops = &ring_buffer_pipe_buf_ops, - .spd_release = lib_ring_buffer_page_release, - }; - unsigned long consumed_old, roffset; - unsigned long bytes_avail; - - /* - * Check that a GET_SUBBUF ioctl has been done before. - */ - WARN_ON(atomic_long_read(&buf->active_readers) != 1); - consumed_old = lib_ring_buffer_get_consumed(config, buf); - consumed_old += *ppos; - - /* - * Adjust read len, if longer than what is available. - * Max read size is 1 subbuffer due to get_subbuf/put_subbuf for - * protection. - */ - bytes_avail = chan->backend.subbuf_size; - WARN_ON(bytes_avail > chan->backend.buf_size); - len = min_t(size_t, len, bytes_avail); - subbuf_pages = bytes_avail >> PAGE_SHIFT; - nr_pages = min_t(unsigned int, subbuf_pages, PIPE_DEF_BUFFERS); - roffset = consumed_old & PAGE_MASK; - poff = consumed_old & ~PAGE_MASK; - printk_dbg(KERN_DEBUG "SPLICE actor len %zu pos %zd write_pos %ld\n", - len, (ssize_t)*ppos, lib_ring_buffer_get_offset(config, buf)); - - for (; spd.nr_pages < nr_pages; spd.nr_pages++) { - unsigned int this_len; - struct page **page, *new_page; - void **virt; - - if (!len) - break; - printk_dbg(KERN_DEBUG "SPLICE actor loop len %zu roffset %ld\n", - len, roffset); - - /* - * We have to replace the page we are moving into the splice - * pipe. - */ - new_page = alloc_pages_node(cpu_to_node(max(buf->backend.cpu, - 0)), - GFP_KERNEL | __GFP_ZERO, 0); - if (!new_page) - break; - - this_len = PAGE_SIZE - poff; - page = lib_ring_buffer_read_get_page(&buf->backend, roffset, &virt); - spd.pages[spd.nr_pages] = *page; - *page = new_page; - *virt = page_address(new_page); - spd.partial[spd.nr_pages].offset = poff; - spd.partial[spd.nr_pages].len = this_len; - - poff = 0; - roffset += PAGE_SIZE; - len -= this_len; - } - - if (!spd.nr_pages) - return 0; - - return wrapper_splice_to_pipe(pipe, &spd); -} - -ssize_t lib_ring_buffer_splice_read(struct file *in, loff_t *ppos, - struct pipe_inode_info *pipe, size_t len, - unsigned int flags) -{ - struct lib_ring_buffer *buf = in->private_data; - struct channel *chan = buf->backend.chan; - const struct lib_ring_buffer_config *config = chan->backend.config; - ssize_t spliced; - int ret; - - if (config->output != RING_BUFFER_SPLICE) - return -EINVAL; - - /* - * We require ppos and length to be page-aligned for performance reasons - * (no page copy). Size is known using the ioctl - * RING_BUFFER_GET_PADDED_SUBBUF_SIZE, which is page-size padded. - * We fail when the ppos or len passed is not page-sized, because splice - * is not allowed to copy more than the length passed as parameter (so - * the ABI does not let us silently copy more than requested to include - * padding). - */ - if (*ppos != PAGE_ALIGN(*ppos) || len != PAGE_ALIGN(len)) - return -EINVAL; - - ret = 0; - spliced = 0; - - printk_dbg(KERN_DEBUG "SPLICE read len %zu pos %zd\n", len, - (ssize_t)*ppos); - while (len && !spliced) { - ret = subbuf_splice_actor(in, ppos, pipe, len, flags); - printk_dbg(KERN_DEBUG "SPLICE read loop ret %d\n", ret); - if (ret < 0) - break; - else if (!ret) { - if (flags & SPLICE_F_NONBLOCK) - ret = -EAGAIN; - break; - } - - *ppos += ret; - if (ret > len) - len = 0; - else - len -= ret; - spliced += ret; - } - - if (spliced) - return spliced; - - return ret; -} -EXPORT_SYMBOL_GPL(lib_ring_buffer_splice_read); diff --git a/drivers/staging/lttng/lib/ringbuffer/ring_buffer_vfs.c b/drivers/staging/lttng/lib/ringbuffer/ring_buffer_vfs.c deleted file mode 100644 index 8b78305..0000000 --- a/drivers/staging/lttng/lib/ringbuffer/ring_buffer_vfs.c +++ /dev/null @@ -1,390 +0,0 @@ -/* - * ring_buffer_vfs.c - * - * Copyright (C) 2009-2010 - Mathieu Desnoyers - * - * Ring Buffer VFS file operations. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include - -#include "../../wrapper/ringbuffer/backend.h" -#include "../../wrapper/ringbuffer/frontend.h" -#include "../../wrapper/ringbuffer/vfs.h" -#include "../../wrapper/poll.h" - -static int put_ulong(unsigned long val, unsigned long arg) -{ - return put_user(val, (unsigned long __user *)arg); -} - -#ifdef CONFIG_COMPAT -static int compat_put_ulong(compat_ulong_t val, unsigned long arg) -{ - return put_user(val, (compat_ulong_t __user *)compat_ptr(arg)); -} -#endif - -/** - * lib_ring_buffer_open - ring buffer open file operation - * @inode: opened inode - * @file: opened file - * - * Open implementation. Makes sure only one open instance of a buffer is - * done at a given moment. - */ -int lib_ring_buffer_open(struct inode *inode, struct file *file) -{ - struct lib_ring_buffer *buf = inode->i_private; - int ret; - - if (!buf) - return -EINVAL; - - ret = lib_ring_buffer_open_read(buf); - if (ret) - return ret; - - file->private_data = buf; - ret = nonseekable_open(inode, file); - if (ret) - goto release_read; - return 0; - -release_read: - lib_ring_buffer_release_read(buf); - return ret; -} - -/** - * lib_ring_buffer_release - ring buffer release file operation - * @inode: opened inode - * @file: opened file - * - * Release implementation. - */ -int lib_ring_buffer_release(struct inode *inode, struct file *file) -{ - struct lib_ring_buffer *buf = file->private_data; - - lib_ring_buffer_release_read(buf); - - return 0; -} - -/** - * lib_ring_buffer_poll - ring buffer poll file operation - * @filp: the file - * @wait: poll table - * - * Poll implementation. - */ -unsigned int lib_ring_buffer_poll(struct file *filp, poll_table *wait) -{ - unsigned int mask = 0; - struct lib_ring_buffer *buf = filp->private_data; - struct channel *chan = buf->backend.chan; - const struct lib_ring_buffer_config *config = chan->backend.config; - int finalized, disabled; - - if (filp->f_mode & FMODE_READ) { - poll_wait_set_exclusive(wait); - poll_wait(filp, &buf->read_wait, wait); - - finalized = lib_ring_buffer_is_finalized(config, buf); - disabled = lib_ring_buffer_channel_is_disabled(chan); - - /* - * lib_ring_buffer_is_finalized() contains a smp_rmb() ordering - * finalized load before offsets loads. - */ - WARN_ON(atomic_long_read(&buf->active_readers) != 1); -retry: - if (disabled) - return POLLERR; - - if (subbuf_trunc(lib_ring_buffer_get_offset(config, buf), chan) - - subbuf_trunc(lib_ring_buffer_get_consumed(config, buf), chan) - == 0) { - if (finalized) - return POLLHUP; - else { - /* - * The memory barriers - * __wait_event()/wake_up_interruptible() take - * care of "raw_spin_is_locked" memory ordering. - */ - if (raw_spin_is_locked(&buf->raw_tick_nohz_spinlock)) - goto retry; - else - return 0; - } - } else { - if (subbuf_trunc(lib_ring_buffer_get_offset(config, buf), - chan) - - subbuf_trunc(lib_ring_buffer_get_consumed(config, buf), - chan) - >= chan->backend.buf_size) - return POLLPRI | POLLRDBAND; - else - return POLLIN | POLLRDNORM; - } - } - return mask; -} - -/** - * lib_ring_buffer_ioctl - control ring buffer reader synchronization - * - * @filp: the file - * @cmd: the command - * @arg: command arg - * - * This ioctl implements commands necessary for producer/consumer - * and flight recorder reader interaction : - * RING_BUFFER_GET_NEXT_SUBBUF - * Get the next sub-buffer that can be read. It never blocks. - * RING_BUFFER_PUT_NEXT_SUBBUF - * Release the currently read sub-buffer. - * RING_BUFFER_GET_SUBBUF_SIZE - * returns the size of the current sub-buffer. - * RING_BUFFER_GET_MAX_SUBBUF_SIZE - * returns the maximum size for sub-buffers. - * RING_BUFFER_GET_NUM_SUBBUF - * returns the number of reader-visible sub-buffers in the per cpu - * channel (for mmap). - * RING_BUFFER_GET_MMAP_READ_OFFSET - * returns the offset of the subbuffer belonging to the reader. - * Should only be used for mmap clients. - */ -long lib_ring_buffer_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) -{ - struct lib_ring_buffer *buf = filp->private_data; - struct channel *chan = buf->backend.chan; - const struct lib_ring_buffer_config *config = chan->backend.config; - - if (lib_ring_buffer_channel_is_disabled(chan)) - return -EIO; - - switch (cmd) { - case RING_BUFFER_SNAPSHOT: - return lib_ring_buffer_snapshot(buf, &buf->cons_snapshot, - &buf->prod_snapshot); - case RING_BUFFER_SNAPSHOT_GET_CONSUMED: - return put_ulong(buf->cons_snapshot, arg); - case RING_BUFFER_SNAPSHOT_GET_PRODUCED: - return put_ulong(buf->prod_snapshot, arg); - case RING_BUFFER_GET_SUBBUF: - { - unsigned long uconsume; - long ret; - - ret = get_user(uconsume, (unsigned long __user *) arg); - if (ret) - return ret; /* will return -EFAULT */ - ret = lib_ring_buffer_get_subbuf(buf, uconsume); - if (!ret) { - /* Set file position to zero at each successful "get" */ - filp->f_pos = 0; - } - return ret; - } - case RING_BUFFER_PUT_SUBBUF: - lib_ring_buffer_put_subbuf(buf); - return 0; - - case RING_BUFFER_GET_NEXT_SUBBUF: - { - long ret; - - ret = lib_ring_buffer_get_next_subbuf(buf); - if (!ret) { - /* Set file position to zero at each successful "get" */ - filp->f_pos = 0; - } - return ret; - } - case RING_BUFFER_PUT_NEXT_SUBBUF: - lib_ring_buffer_put_next_subbuf(buf); - return 0; - case RING_BUFFER_GET_SUBBUF_SIZE: - return put_ulong(lib_ring_buffer_get_read_data_size(config, buf), - arg); - case RING_BUFFER_GET_PADDED_SUBBUF_SIZE: - { - unsigned long size; - - size = lib_ring_buffer_get_read_data_size(config, buf); - size = PAGE_ALIGN(size); - return put_ulong(size, arg); - } - case RING_BUFFER_GET_MAX_SUBBUF_SIZE: - return put_ulong(chan->backend.subbuf_size, arg); - case RING_BUFFER_GET_MMAP_LEN: - { - unsigned long mmap_buf_len; - - if (config->output != RING_BUFFER_MMAP) - return -EINVAL; - mmap_buf_len = chan->backend.buf_size; - if (chan->backend.extra_reader_sb) - mmap_buf_len += chan->backend.subbuf_size; - if (mmap_buf_len > INT_MAX) - return -EFBIG; - return put_ulong(mmap_buf_len, arg); - } - case RING_BUFFER_GET_MMAP_READ_OFFSET: - { - unsigned long sb_bindex; - - if (config->output != RING_BUFFER_MMAP) - return -EINVAL; - sb_bindex = subbuffer_id_get_index(config, - buf->backend.buf_rsb.id); - return put_ulong(buf->backend.array[sb_bindex]->mmap_offset, - arg); - } - case RING_BUFFER_FLUSH: - lib_ring_buffer_switch_slow(buf, SWITCH_ACTIVE); - return 0; - default: - return -ENOIOCTLCMD; - } -} - -#ifdef CONFIG_COMPAT -long lib_ring_buffer_compat_ioctl(struct file *filp, unsigned int cmd, - unsigned long arg) -{ - struct lib_ring_buffer *buf = filp->private_data; - struct channel *chan = buf->backend.chan; - const struct lib_ring_buffer_config *config = chan->backend.config; - - if (lib_ring_buffer_channel_is_disabled(chan)) - return -EIO; - - switch (cmd) { - case RING_BUFFER_SNAPSHOT: - return lib_ring_buffer_snapshot(buf, &buf->cons_snapshot, - &buf->prod_snapshot); - case RING_BUFFER_SNAPSHOT_GET_CONSUMED: - return compat_put_ulong(buf->cons_snapshot, arg); - case RING_BUFFER_SNAPSHOT_GET_PRODUCED: - return compat_put_ulong(buf->prod_snapshot, arg); - case RING_BUFFER_GET_SUBBUF: - { - __u32 uconsume; - unsigned long consume; - long ret; - - ret = get_user(uconsume, (__u32 __user *) arg); - if (ret) - return ret; /* will return -EFAULT */ - consume = buf->cons_snapshot; - consume &= ~0xFFFFFFFFL; - consume |= uconsume; - ret = lib_ring_buffer_get_subbuf(buf, consume); - if (!ret) { - /* Set file position to zero at each successful "get" */ - filp->f_pos = 0; - } - return ret; - } - case RING_BUFFER_PUT_SUBBUF: - lib_ring_buffer_put_subbuf(buf); - return 0; - - case RING_BUFFER_GET_NEXT_SUBBUF: - { - long ret; - - ret = lib_ring_buffer_get_next_subbuf(buf); - if (!ret) { - /* Set file position to zero at each successful "get" */ - filp->f_pos = 0; - } - return ret; - } - case RING_BUFFER_PUT_NEXT_SUBBUF: - lib_ring_buffer_put_next_subbuf(buf); - return 0; - case RING_BUFFER_GET_SUBBUF_SIZE: - { - unsigned long data_size; - - data_size = lib_ring_buffer_get_read_data_size(config, buf); - if (data_size > UINT_MAX) - return -EFBIG; - return put_ulong(data_size, arg); - } - case RING_BUFFER_GET_PADDED_SUBBUF_SIZE: - { - unsigned long size; - - size = lib_ring_buffer_get_read_data_size(config, buf); - size = PAGE_ALIGN(size); - if (size > UINT_MAX) - return -EFBIG; - return put_ulong(size, arg); - } - case RING_BUFFER_GET_MAX_SUBBUF_SIZE: - if (chan->backend.subbuf_size > UINT_MAX) - return -EFBIG; - return put_ulong(chan->backend.subbuf_size, arg); - case RING_BUFFER_GET_MMAP_LEN: - { - unsigned long mmap_buf_len; - - if (config->output != RING_BUFFER_MMAP) - return -EINVAL; - mmap_buf_len = chan->backend.buf_size; - if (chan->backend.extra_reader_sb) - mmap_buf_len += chan->backend.subbuf_size; - if (mmap_buf_len > UINT_MAX) - return -EFBIG; - return put_ulong(mmap_buf_len, arg); - } - case RING_BUFFER_GET_MMAP_READ_OFFSET: - { - unsigned long sb_bindex, read_offset; - - if (config->output != RING_BUFFER_MMAP) - return -EINVAL; - sb_bindex = subbuffer_id_get_index(config, - buf->backend.buf_rsb.id); - read_offset = buf->backend.array[sb_bindex]->mmap_offset; - if (read_offset > UINT_MAX) - return -EINVAL; - return put_ulong(read_offset, arg); - } - case RING_BUFFER_FLUSH: - lib_ring_buffer_switch_slow(buf, SWITCH_ACTIVE); - return 0; - default: - return -ENOIOCTLCMD; - } -} -#endif - -const struct file_operations lib_ring_buffer_file_operations = { - .owner = THIS_MODULE, - .open = lib_ring_buffer_open, - .release = lib_ring_buffer_release, - .poll = lib_ring_buffer_poll, - .splice_read = lib_ring_buffer_splice_read, - .mmap = lib_ring_buffer_mmap, - .unlocked_ioctl = lib_ring_buffer_ioctl, - .llseek = lib_ring_buffer_no_llseek, -#ifdef CONFIG_COMPAT - .compat_ioctl = lib_ring_buffer_compat_ioctl, -#endif -}; -EXPORT_SYMBOL_GPL(lib_ring_buffer_file_operations); - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("Ring Buffer Library VFS"); diff --git a/drivers/staging/lttng/lib/ringbuffer/vatomic.h b/drivers/staging/lttng/lib/ringbuffer/vatomic.h deleted file mode 100644 index b944dd6..0000000 --- a/drivers/staging/lttng/lib/ringbuffer/vatomic.h +++ /dev/null @@ -1,85 +0,0 @@ -#ifndef _LINUX_RING_BUFFER_VATOMIC_H -#define _LINUX_RING_BUFFER_VATOMIC_H - -/* - * linux/ringbuffer/vatomic.h - * - * Copyright (C) 2010 - Mathieu Desnoyers - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include - -/* - * Same data type (long) accessed differently depending on configuration. - * v field is for non-atomic access (protected by mutual exclusion). - * In the fast-path, the ring_buffer_config structure is constant, so the - * compiler can statically select the appropriate branch. - * local_t is used for per-cpu and per-thread buffers. - * atomic_long_t is used for globally shared buffers. - */ -union v_atomic { - local_t l; - atomic_long_t a; - long v; -}; - -static inline -long v_read(const struct lib_ring_buffer_config *config, union v_atomic *v_a) -{ - if (config->sync == RING_BUFFER_SYNC_PER_CPU) - return local_read(&v_a->l); - else - return atomic_long_read(&v_a->a); -} - -static inline -void v_set(const struct lib_ring_buffer_config *config, union v_atomic *v_a, - long v) -{ - if (config->sync == RING_BUFFER_SYNC_PER_CPU) - local_set(&v_a->l, v); - else - atomic_long_set(&v_a->a, v); -} - -static inline -void v_add(const struct lib_ring_buffer_config *config, long v, union v_atomic *v_a) -{ - if (config->sync == RING_BUFFER_SYNC_PER_CPU) - local_add(v, &v_a->l); - else - atomic_long_add(v, &v_a->a); -} - -static inline -void v_inc(const struct lib_ring_buffer_config *config, union v_atomic *v_a) -{ - if (config->sync == RING_BUFFER_SYNC_PER_CPU) - local_inc(&v_a->l); - else - atomic_long_inc(&v_a->a); -} - -/* - * Non-atomic decrement. Only used by reader, apply to reader-owned subbuffer. - */ -static inline -void _v_dec(const struct lib_ring_buffer_config *config, union v_atomic *v_a) -{ - --v_a->v; -} - -static inline -long v_cmpxchg(const struct lib_ring_buffer_config *config, union v_atomic *v_a, - long old, long _new) -{ - if (config->sync == RING_BUFFER_SYNC_PER_CPU) - return local_cmpxchg(&v_a->l, old, _new); - else - return atomic_long_cmpxchg(&v_a->a, old, _new); -} - -#endif /* _LINUX_RING_BUFFER_VATOMIC_H */ diff --git a/drivers/staging/lttng/lib/ringbuffer/vfs.h b/drivers/staging/lttng/lib/ringbuffer/vfs.h deleted file mode 100644 index d073e4c..0000000 --- a/drivers/staging/lttng/lib/ringbuffer/vfs.h +++ /dev/null @@ -1,89 +0,0 @@ -#ifndef _LINUX_RING_BUFFER_VFS_H -#define _LINUX_RING_BUFFER_VFS_H - -/* - * linux/ringbuffer/vfs.h - * - * (C) Copyright 2005-2010 - Mathieu Desnoyers - * - * Wait-free ring buffer VFS file operations. - * - * Author: - * Mathieu Desnoyers - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include - -/* VFS API */ - -extern const struct file_operations lib_ring_buffer_file_operations; - -/* - * Internal file operations. - */ - -int lib_ring_buffer_open(struct inode *inode, struct file *file); -int lib_ring_buffer_release(struct inode *inode, struct file *file); -unsigned int lib_ring_buffer_poll(struct file *filp, poll_table *wait); -ssize_t lib_ring_buffer_splice_read(struct file *in, loff_t *ppos, - struct pipe_inode_info *pipe, size_t len, - unsigned int flags); -int lib_ring_buffer_mmap(struct file *filp, struct vm_area_struct *vma); - -/* Ring Buffer ioctl() and ioctl numbers */ -long lib_ring_buffer_ioctl(struct file *filp, unsigned int cmd, unsigned long arg); -#ifdef CONFIG_COMPAT -long lib_ring_buffer_compat_ioctl(struct file *filp, unsigned int cmd, - unsigned long arg); -#endif - -/* - * Use RING_BUFFER_GET_NEXT_SUBBUF / RING_BUFFER_PUT_NEXT_SUBBUF to read and - * consume sub-buffers sequentially. - * - * Reading sub-buffers without consuming them can be performed with: - * - * RING_BUFFER_SNAPSHOT - * RING_BUFFER_SNAPSHOT_GET_CONSUMED - * RING_BUFFER_SNAPSHOT_GET_PRODUCED - * - * to get the offset range to consume, and then by passing each sub-buffer - * offset to RING_BUFFER_GET_SUBBUF, read the sub-buffer, and then release it - * with RING_BUFFER_PUT_SUBBUF. - * - * Note that the "snapshot" API can be used to read the sub-buffer in reverse - * order, which is useful for flight recorder snapshots. - */ - -/* Get a snapshot of the current ring buffer producer and consumer positions */ -#define RING_BUFFER_SNAPSHOT _IO(0xF6, 0x00) -/* Get the consumer position (iteration start) */ -#define RING_BUFFER_SNAPSHOT_GET_CONSUMED _IOR(0xF6, 0x01, unsigned long) -/* Get the producer position (iteration end) */ -#define RING_BUFFER_SNAPSHOT_GET_PRODUCED _IOR(0xF6, 0x02, unsigned long) -/* Get exclusive read access to the specified sub-buffer position */ -#define RING_BUFFER_GET_SUBBUF _IOW(0xF6, 0x03, unsigned long) -/* Release exclusive sub-buffer access */ -#define RING_BUFFER_PUT_SUBBUF _IO(0xF6, 0x04) - -/* Get exclusive read access to the next sub-buffer that can be read. */ -#define RING_BUFFER_GET_NEXT_SUBBUF _IO(0xF6, 0x05) -/* Release exclusive sub-buffer access, move consumer forward. */ -#define RING_BUFFER_PUT_NEXT_SUBBUF _IO(0xF6, 0x06) -/* returns the size of the current sub-buffer, without padding (for mmap). */ -#define RING_BUFFER_GET_SUBBUF_SIZE _IOR(0xF6, 0x07, unsigned long) -/* returns the size of the current sub-buffer, with padding (for splice). */ -#define RING_BUFFER_GET_PADDED_SUBBUF_SIZE _IOR(0xF6, 0x08, unsigned long) -/* returns the maximum size for sub-buffers. */ -#define RING_BUFFER_GET_MAX_SUBBUF_SIZE _IOR(0xF6, 0x09, unsigned long) -/* returns the length to mmap. */ -#define RING_BUFFER_GET_MMAP_LEN _IOR(0xF6, 0x0A, unsigned long) -/* returns the offset of the subbuffer belonging to the mmap reader. */ -#define RING_BUFFER_GET_MMAP_READ_OFFSET _IOR(0xF6, 0x0B, unsigned long) -/* flush the current sub-buffer */ -#define RING_BUFFER_FLUSH _IO(0xF6, 0x0C) - -#endif /* _LINUX_RING_BUFFER_VFS_H */ diff --git a/drivers/staging/lttng/ltt-context.c b/drivers/staging/lttng/ltt-context.c deleted file mode 100644 index 60ea525b..0000000 --- a/drivers/staging/lttng/ltt-context.c +++ /dev/null @@ -1,93 +0,0 @@ -/* - * ltt-context.c - * - * Copyright 2011 (c) - Mathieu Desnoyers - * - * LTTng trace/channel/event context management. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include -#include -#include "wrapper/vmalloc.h" /* for wrapper_vmalloc_sync_all() */ -#include "ltt-events.h" -#include "ltt-tracer.h" - -int lttng_find_context(struct lttng_ctx *ctx, const char *name) -{ - unsigned int i; - - for (i = 0; i < ctx->nr_fields; i++) { - /* Skip allocated (but non-initialized) contexts */ - if (!ctx->fields[i].event_field.name) - continue; - if (!strcmp(ctx->fields[i].event_field.name, name)) - return 1; - } - return 0; -} -EXPORT_SYMBOL_GPL(lttng_find_context); - -/* - * Note: as we append context information, the pointer location may change. - */ -struct lttng_ctx_field *lttng_append_context(struct lttng_ctx **ctx_p) -{ - struct lttng_ctx_field *field; - struct lttng_ctx *ctx; - - if (!*ctx_p) { - *ctx_p = kzalloc(sizeof(struct lttng_ctx), GFP_KERNEL); - if (!*ctx_p) - return NULL; - } - ctx = *ctx_p; - if (ctx->nr_fields + 1 > ctx->allocated_fields) { - struct lttng_ctx_field *new_fields; - - ctx->allocated_fields = max_t(size_t, 1, 2 * ctx->allocated_fields); - new_fields = kzalloc(ctx->allocated_fields * sizeof(struct lttng_ctx_field), GFP_KERNEL); - if (!new_fields) - return NULL; - if (ctx->fields) - memcpy(new_fields, ctx->fields, sizeof(*ctx->fields) * ctx->nr_fields); - kfree(ctx->fields); - ctx->fields = new_fields; - } - field = &ctx->fields[ctx->nr_fields]; - ctx->nr_fields++; - return field; -} -EXPORT_SYMBOL_GPL(lttng_append_context); - -/* - * Remove last context field. - */ -void lttng_remove_context_field(struct lttng_ctx **ctx_p, - struct lttng_ctx_field *field) -{ - struct lttng_ctx *ctx; - - ctx = *ctx_p; - ctx->nr_fields--; - WARN_ON_ONCE(&ctx->fields[ctx->nr_fields] != field); - memset(&ctx->fields[ctx->nr_fields], 0, sizeof(struct lttng_ctx_field)); -} -EXPORT_SYMBOL_GPL(lttng_remove_context_field); - -void lttng_destroy_context(struct lttng_ctx *ctx) -{ - int i; - - if (!ctx) - return; - for (i = 0; i < ctx->nr_fields; i++) { - if (ctx->fields[i].destroy) - ctx->fields[i].destroy(&ctx->fields[i]); - } - kfree(ctx->fields); - kfree(ctx); -} diff --git a/drivers/staging/lttng/ltt-debugfs-abi.c b/drivers/staging/lttng/ltt-debugfs-abi.c deleted file mode 100644 index 37cccfa..0000000 --- a/drivers/staging/lttng/ltt-debugfs-abi.c +++ /dev/null @@ -1,777 +0,0 @@ -/* - * ltt-debugfs-abi.c - * - * Copyright 2010 (c) - Mathieu Desnoyers - * - * LTTng debugfs ABI - * - * Mimic system calls for: - * - session creation, returns a file descriptor or failure. - * - channel creation, returns a file descriptor or failure. - * - Operates on a session file descriptor - * - Takes all channel options as parameters. - * - stream get, returns a file descriptor or failure. - * - Operates on a channel file descriptor. - * - stream notifier get, returns a file descriptor or failure. - * - Operates on a channel file descriptor. - * - event creation, returns a file descriptor or failure. - * - Operates on a channel file descriptor - * - Takes an event name as parameter - * - Takes an instrumentation source as parameter - * - e.g. tracepoints, dynamic_probes... - * - Takes instrumentation source specific arguments. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include -#include -#include -#include -#include -#include "wrapper/vmalloc.h" /* for wrapper_vmalloc_sync_all() */ -#include "wrapper/ringbuffer/vfs.h" -#include "wrapper/poll.h" -#include "ltt-debugfs-abi.h" -#include "ltt-events.h" -#include "ltt-tracer.h" - -/* - * This is LTTng's own personal way to create a system call as an external - * module. We use ioctl() on /sys/kernel/debug/lttng. - */ - -static struct dentry *lttng_dentry; -static struct proc_dir_entry *lttng_proc_dentry; -static const struct file_operations lttng_fops; -static const struct file_operations lttng_session_fops; -static const struct file_operations lttng_channel_fops; -static const struct file_operations lttng_metadata_fops; -static const struct file_operations lttng_event_fops; - -/* - * Teardown management: opened file descriptors keep a refcount on the module, - * so it can only exit when all file descriptors are closed. - */ - -enum channel_type { - PER_CPU_CHANNEL, - METADATA_CHANNEL, -}; - -static -int lttng_abi_create_session(void) -{ - struct ltt_session *session; - struct file *session_file; - int session_fd, ret; - - session = ltt_session_create(); - if (!session) - return -ENOMEM; - session_fd = get_unused_fd(); - if (session_fd < 0) { - ret = session_fd; - goto fd_error; - } - session_file = anon_inode_getfile("[lttng_session]", - <tng_session_fops, - session, O_RDWR); - if (IS_ERR(session_file)) { - ret = PTR_ERR(session_file); - goto file_error; - } - session->file = session_file; - fd_install(session_fd, session_file); - return session_fd; - -file_error: - put_unused_fd(session_fd); -fd_error: - ltt_session_destroy(session); - return ret; -} - -static -int lttng_abi_tracepoint_list(void) -{ - struct file *tracepoint_list_file; - int file_fd, ret; - - file_fd = get_unused_fd(); - if (file_fd < 0) { - ret = file_fd; - goto fd_error; - } - - tracepoint_list_file = anon_inode_getfile("[lttng_session]", - <tng_tracepoint_list_fops, - NULL, O_RDWR); - if (IS_ERR(tracepoint_list_file)) { - ret = PTR_ERR(tracepoint_list_file); - goto file_error; - } - ret = lttng_tracepoint_list_fops.open(NULL, tracepoint_list_file); - if (ret < 0) - goto open_error; - fd_install(file_fd, tracepoint_list_file); - if (file_fd < 0) { - ret = file_fd; - goto fd_error; - } - return file_fd; - -open_error: - fput(tracepoint_list_file); -file_error: - put_unused_fd(file_fd); -fd_error: - return ret; -} - -static -long lttng_abi_tracer_version(struct file *file, - struct lttng_kernel_tracer_version __user *uversion_param) -{ - struct lttng_kernel_tracer_version v; - - v.version = LTTNG_VERSION; - v.patchlevel = LTTNG_PATCHLEVEL; - v.sublevel = LTTNG_SUBLEVEL; - - if (copy_to_user(uversion_param, &v, sizeof(v))) - return -EFAULT; - return 0; -} - -static -long lttng_abi_add_context(struct file *file, - struct lttng_kernel_context __user *ucontext_param, - struct lttng_ctx **ctx, struct ltt_session *session) -{ - struct lttng_kernel_context context_param; - - if (session->been_active) - return -EPERM; - - if (copy_from_user(&context_param, ucontext_param, sizeof(context_param))) - return -EFAULT; - - switch (context_param.ctx) { - case LTTNG_KERNEL_CONTEXT_PID: - return lttng_add_pid_to_ctx(ctx); - case LTTNG_KERNEL_CONTEXT_PRIO: - return lttng_add_prio_to_ctx(ctx); - case LTTNG_KERNEL_CONTEXT_NICE: - return lttng_add_nice_to_ctx(ctx); - case LTTNG_KERNEL_CONTEXT_VPID: - return lttng_add_vpid_to_ctx(ctx); - case LTTNG_KERNEL_CONTEXT_TID: - return lttng_add_tid_to_ctx(ctx); - case LTTNG_KERNEL_CONTEXT_VTID: - return lttng_add_vtid_to_ctx(ctx); - case LTTNG_KERNEL_CONTEXT_PPID: - return lttng_add_ppid_to_ctx(ctx); - case LTTNG_KERNEL_CONTEXT_VPPID: - return lttng_add_vppid_to_ctx(ctx); - case LTTNG_KERNEL_CONTEXT_PERF_COUNTER: - context_param.u.perf_counter.name[LTTNG_SYM_NAME_LEN - 1] = '\0'; - return lttng_add_perf_counter_to_ctx(context_param.u.perf_counter.type, - context_param.u.perf_counter.config, - context_param.u.perf_counter.name, - ctx); - case LTTNG_KERNEL_CONTEXT_PROCNAME: - return lttng_add_procname_to_ctx(ctx); - default: - return -EINVAL; - } -} - -/** - * lttng_ioctl - lttng syscall through ioctl - * - * @file: the file - * @cmd: the command - * @arg: command arg - * - * This ioctl implements lttng commands: - * LTTNG_KERNEL_SESSION - * Returns a LTTng trace session file descriptor - * LTTNG_KERNEL_TRACER_VERSION - * Returns the LTTng kernel tracer version - * LTTNG_KERNEL_TRACEPOINT_LIST - * Returns a file descriptor listing available tracepoints - * LTTNG_KERNEL_WAIT_QUIESCENT - * Returns after all previously running probes have completed - * - * The returned session will be deleted when its file descriptor is closed. - */ -static -long lttng_ioctl(struct file *file, unsigned int cmd, unsigned long arg) -{ - switch (cmd) { - case LTTNG_KERNEL_SESSION: - return lttng_abi_create_session(); - case LTTNG_KERNEL_TRACER_VERSION: - return lttng_abi_tracer_version(file, - (struct lttng_kernel_tracer_version __user *) arg); - case LTTNG_KERNEL_TRACEPOINT_LIST: - return lttng_abi_tracepoint_list(); - case LTTNG_KERNEL_WAIT_QUIESCENT: - synchronize_trace(); - return 0; - case LTTNG_KERNEL_CALIBRATE: - { - struct lttng_kernel_calibrate __user *ucalibrate = - (struct lttng_kernel_calibrate __user *) arg; - struct lttng_kernel_calibrate calibrate; - int ret; - - if (copy_from_user(&calibrate, ucalibrate, sizeof(calibrate))) - return -EFAULT; - ret = lttng_calibrate(&calibrate); - if (copy_to_user(ucalibrate, &calibrate, sizeof(calibrate))) - return -EFAULT; - return ret; - } - default: - return -ENOIOCTLCMD; - } -} - -static const struct file_operations lttng_fops = { - .owner = THIS_MODULE, - .unlocked_ioctl = lttng_ioctl, -#ifdef CONFIG_COMPAT - .compat_ioctl = lttng_ioctl, -#endif -}; - -/* - * We tolerate no failure in this function (if one happens, we print a dmesg - * error, but cannot return any error, because the channel information is - * invariant. - */ -static -void lttng_metadata_create_events(struct file *channel_file) -{ - struct ltt_channel *channel = channel_file->private_data; - static struct lttng_kernel_event metadata_params = { - .instrumentation = LTTNG_KERNEL_TRACEPOINT, - .name = "lttng_metadata", - }; - struct ltt_event *event; - - /* - * We tolerate no failure path after event creation. It will stay - * invariant for the rest of the session. - */ - event = ltt_event_create(channel, &metadata_params, NULL, NULL); - if (!event) { - goto create_error; - } - return; - -create_error: - WARN_ON(1); - return; /* not allowed to return error */ -} - -static -int lttng_abi_create_channel(struct file *session_file, - struct lttng_kernel_channel __user *uchan_param, - enum channel_type channel_type) -{ - struct ltt_session *session = session_file->private_data; - const struct file_operations *fops = NULL; - const char *transport_name; - struct ltt_channel *chan; - struct file *chan_file; - struct lttng_kernel_channel chan_param; - int chan_fd; - int ret = 0; - - if (copy_from_user(&chan_param, uchan_param, sizeof(chan_param))) - return -EFAULT; - chan_fd = get_unused_fd(); - if (chan_fd < 0) { - ret = chan_fd; - goto fd_error; - } - switch (channel_type) { - case PER_CPU_CHANNEL: - fops = <tng_channel_fops; - break; - case METADATA_CHANNEL: - fops = <tng_metadata_fops; - break; - } - - chan_file = anon_inode_getfile("[lttng_channel]", - fops, - NULL, O_RDWR); - if (IS_ERR(chan_file)) { - ret = PTR_ERR(chan_file); - goto file_error; - } - switch (channel_type) { - case PER_CPU_CHANNEL: - if (chan_param.output == LTTNG_KERNEL_SPLICE) { - transport_name = chan_param.overwrite ? - "relay-overwrite" : "relay-discard"; - } else if (chan_param.output == LTTNG_KERNEL_MMAP) { - transport_name = chan_param.overwrite ? - "relay-overwrite-mmap" : "relay-discard-mmap"; - } else { - return -EINVAL; - } - break; - case METADATA_CHANNEL: - if (chan_param.output == LTTNG_KERNEL_SPLICE) - transport_name = "relay-metadata"; - else if (chan_param.output == LTTNG_KERNEL_MMAP) - transport_name = "relay-metadata-mmap"; - else - return -EINVAL; - break; - default: - transport_name = ""; - break; - } - /* - * We tolerate no failure path after channel creation. It will stay - * invariant for the rest of the session. - */ - chan = ltt_channel_create(session, transport_name, NULL, - chan_param.subbuf_size, - chan_param.num_subbuf, - chan_param.switch_timer_interval, - chan_param.read_timer_interval); - if (!chan) { - ret = -EINVAL; - goto chan_error; - } - chan->file = chan_file; - chan_file->private_data = chan; - fd_install(chan_fd, chan_file); - if (channel_type == METADATA_CHANNEL) { - session->metadata = chan; - lttng_metadata_create_events(chan_file); - } - - /* The channel created holds a reference on the session */ - atomic_long_inc(&session_file->f_count); - - return chan_fd; - -chan_error: - fput(chan_file); -file_error: - put_unused_fd(chan_fd); -fd_error: - return ret; -} - -/** - * lttng_session_ioctl - lttng session fd ioctl - * - * @file: the file - * @cmd: the command - * @arg: command arg - * - * This ioctl implements lttng commands: - * LTTNG_KERNEL_CHANNEL - * Returns a LTTng channel file descriptor - * LTTNG_KERNEL_ENABLE - * Enables tracing for a session (weak enable) - * LTTNG_KERNEL_DISABLE - * Disables tracing for a session (strong disable) - * LTTNG_KERNEL_METADATA - * Returns a LTTng metadata file descriptor - * - * The returned channel will be deleted when its file descriptor is closed. - */ -static -long lttng_session_ioctl(struct file *file, unsigned int cmd, unsigned long arg) -{ - struct ltt_session *session = file->private_data; - - switch (cmd) { - case LTTNG_KERNEL_CHANNEL: - return lttng_abi_create_channel(file, - (struct lttng_kernel_channel __user *) arg, - PER_CPU_CHANNEL); - case LTTNG_KERNEL_SESSION_START: - case LTTNG_KERNEL_ENABLE: - return ltt_session_enable(session); - case LTTNG_KERNEL_SESSION_STOP: - case LTTNG_KERNEL_DISABLE: - return ltt_session_disable(session); - case LTTNG_KERNEL_METADATA: - return lttng_abi_create_channel(file, - (struct lttng_kernel_channel __user *) arg, - METADATA_CHANNEL); - default: - return -ENOIOCTLCMD; - } -} - -/* - * Called when the last file reference is dropped. - * - * Big fat note: channels and events are invariant for the whole session after - * their creation. So this session destruction also destroys all channel and - * event structures specific to this session (they are not destroyed when their - * individual file is released). - */ -static -int lttng_session_release(struct inode *inode, struct file *file) -{ - struct ltt_session *session = file->private_data; - - if (session) - ltt_session_destroy(session); - return 0; -} - -static const struct file_operations lttng_session_fops = { - .owner = THIS_MODULE, - .release = lttng_session_release, - .unlocked_ioctl = lttng_session_ioctl, -#ifdef CONFIG_COMPAT - .compat_ioctl = lttng_session_ioctl, -#endif -}; - -static -int lttng_abi_open_stream(struct file *channel_file) -{ - struct ltt_channel *channel = channel_file->private_data; - struct lib_ring_buffer *buf; - int stream_fd, ret; - struct file *stream_file; - - buf = channel->ops->buffer_read_open(channel->chan); - if (!buf) - return -ENOENT; - - stream_fd = get_unused_fd(); - if (stream_fd < 0) { - ret = stream_fd; - goto fd_error; - } - stream_file = anon_inode_getfile("[lttng_stream]", - &lib_ring_buffer_file_operations, - buf, O_RDWR); - if (IS_ERR(stream_file)) { - ret = PTR_ERR(stream_file); - goto file_error; - } - /* - * OPEN_FMODE, called within anon_inode_getfile/alloc_file, don't honor - * FMODE_LSEEK, FMODE_PREAD nor FMODE_PWRITE. We need to read from this - * file descriptor, so we set FMODE_PREAD here. - */ - stream_file->f_mode |= FMODE_PREAD; - fd_install(stream_fd, stream_file); - /* - * The stream holds a reference to the channel within the generic ring - * buffer library, so no need to hold a refcount on the channel and - * session files here. - */ - return stream_fd; - -file_error: - put_unused_fd(stream_fd); -fd_error: - channel->ops->buffer_read_close(buf); - return ret; -} - -static -int lttng_abi_create_event(struct file *channel_file, - struct lttng_kernel_event __user *uevent_param) -{ - struct ltt_channel *channel = channel_file->private_data; - struct ltt_event *event; - struct lttng_kernel_event event_param; - int event_fd, ret; - struct file *event_file; - - if (copy_from_user(&event_param, uevent_param, sizeof(event_param))) - return -EFAULT; - event_param.name[LTTNG_SYM_NAME_LEN - 1] = '\0'; - switch (event_param.instrumentation) { - case LTTNG_KERNEL_KRETPROBE: - event_param.u.kretprobe.symbol_name[LTTNG_SYM_NAME_LEN - 1] = '\0'; - break; - case LTTNG_KERNEL_KPROBE: - event_param.u.kprobe.symbol_name[LTTNG_SYM_NAME_LEN - 1] = '\0'; - break; - case LTTNG_KERNEL_FUNCTION: - event_param.u.ftrace.symbol_name[LTTNG_SYM_NAME_LEN - 1] = '\0'; - break; - default: - break; - } - switch (event_param.instrumentation) { - default: - event_fd = get_unused_fd(); - if (event_fd < 0) { - ret = event_fd; - goto fd_error; - } - event_file = anon_inode_getfile("[lttng_event]", - <tng_event_fops, - NULL, O_RDWR); - if (IS_ERR(event_file)) { - ret = PTR_ERR(event_file); - goto file_error; - } - /* - * We tolerate no failure path after event creation. It - * will stay invariant for the rest of the session. - */ - event = ltt_event_create(channel, &event_param, NULL, NULL); - if (!event) { - ret = -EINVAL; - goto event_error; - } - event_file->private_data = event; - fd_install(event_fd, event_file); - /* The event holds a reference on the channel */ - atomic_long_inc(&channel_file->f_count); - break; - case LTTNG_KERNEL_SYSCALL: - /* - * Only all-syscall tracing supported for now. - */ - if (event_param.name[0] != '\0') - return -EINVAL; - ret = lttng_syscalls_register(channel, NULL); - if (ret) - goto fd_error; - event_fd = 0; - break; - } - return event_fd; - -event_error: - fput(event_file); -file_error: - put_unused_fd(event_fd); -fd_error: - return ret; -} - -/** - * lttng_channel_ioctl - lttng syscall through ioctl - * - * @file: the file - * @cmd: the command - * @arg: command arg - * - * This ioctl implements lttng commands: - * LTTNG_KERNEL_STREAM - * Returns an event stream file descriptor or failure. - * (typically, one event stream records events from one CPU) - * LTTNG_KERNEL_EVENT - * Returns an event file descriptor or failure. - * LTTNG_KERNEL_CONTEXT - * Prepend a context field to each event in the channel - * LTTNG_KERNEL_ENABLE - * Enable recording for events in this channel (weak enable) - * LTTNG_KERNEL_DISABLE - * Disable recording for events in this channel (strong disable) - * - * Channel and event file descriptors also hold a reference on the session. - */ -static -long lttng_channel_ioctl(struct file *file, unsigned int cmd, unsigned long arg) -{ - struct ltt_channel *channel = file->private_data; - - switch (cmd) { - case LTTNG_KERNEL_STREAM: - return lttng_abi_open_stream(file); - case LTTNG_KERNEL_EVENT: - return lttng_abi_create_event(file, (struct lttng_kernel_event __user *) arg); - case LTTNG_KERNEL_CONTEXT: - return lttng_abi_add_context(file, - (struct lttng_kernel_context __user *) arg, - &channel->ctx, channel->session); - case LTTNG_KERNEL_ENABLE: - return ltt_channel_enable(channel); - case LTTNG_KERNEL_DISABLE: - return ltt_channel_disable(channel); - default: - return -ENOIOCTLCMD; - } -} - -/** - * lttng_metadata_ioctl - lttng syscall through ioctl - * - * @file: the file - * @cmd: the command - * @arg: command arg - * - * This ioctl implements lttng commands: - * LTTNG_KERNEL_STREAM - * Returns an event stream file descriptor or failure. - * - * Channel and event file descriptors also hold a reference on the session. - */ -static -long lttng_metadata_ioctl(struct file *file, unsigned int cmd, unsigned long arg) -{ - switch (cmd) { - case LTTNG_KERNEL_STREAM: - return lttng_abi_open_stream(file); - default: - return -ENOIOCTLCMD; - } -} - -/** - * lttng_channel_poll - lttng stream addition/removal monitoring - * - * @file: the file - * @wait: poll table - */ -unsigned int lttng_channel_poll(struct file *file, poll_table *wait) -{ - struct ltt_channel *channel = file->private_data; - unsigned int mask = 0; - - if (file->f_mode & FMODE_READ) { - poll_wait_set_exclusive(wait); - poll_wait(file, channel->ops->get_hp_wait_queue(channel->chan), - wait); - - if (channel->ops->is_disabled(channel->chan)) - return POLLERR; - if (channel->ops->is_finalized(channel->chan)) - return POLLHUP; - if (channel->ops->buffer_has_read_closed_stream(channel->chan)) - return POLLIN | POLLRDNORM; - return 0; - } - return mask; - -} - -static -int lttng_channel_release(struct inode *inode, struct file *file) -{ - struct ltt_channel *channel = file->private_data; - - if (channel) - fput(channel->session->file); - return 0; -} - -static const struct file_operations lttng_channel_fops = { - .owner = THIS_MODULE, - .release = lttng_channel_release, - .poll = lttng_channel_poll, - .unlocked_ioctl = lttng_channel_ioctl, -#ifdef CONFIG_COMPAT - .compat_ioctl = lttng_channel_ioctl, -#endif -}; - -static const struct file_operations lttng_metadata_fops = { - .owner = THIS_MODULE, - .release = lttng_channel_release, - .unlocked_ioctl = lttng_metadata_ioctl, -#ifdef CONFIG_COMPAT - .compat_ioctl = lttng_metadata_ioctl, -#endif -}; - -/** - * lttng_event_ioctl - lttng syscall through ioctl - * - * @file: the file - * @cmd: the command - * @arg: command arg - * - * This ioctl implements lttng commands: - * LTTNG_KERNEL_CONTEXT - * Prepend a context field to each record of this event - * LTTNG_KERNEL_ENABLE - * Enable recording for this event (weak enable) - * LTTNG_KERNEL_DISABLE - * Disable recording for this event (strong disable) - */ -static -long lttng_event_ioctl(struct file *file, unsigned int cmd, unsigned long arg) -{ - struct ltt_event *event = file->private_data; - - switch (cmd) { - case LTTNG_KERNEL_CONTEXT: - return lttng_abi_add_context(file, - (struct lttng_kernel_context __user *) arg, - &event->ctx, event->chan->session); - case LTTNG_KERNEL_ENABLE: - return ltt_event_enable(event); - case LTTNG_KERNEL_DISABLE: - return ltt_event_disable(event); - default: - return -ENOIOCTLCMD; - } -} - -static -int lttng_event_release(struct inode *inode, struct file *file) -{ - struct ltt_event *event = file->private_data; - - if (event) - fput(event->chan->file); - return 0; -} - -/* TODO: filter control ioctl */ -static const struct file_operations lttng_event_fops = { - .owner = THIS_MODULE, - .release = lttng_event_release, - .unlocked_ioctl = lttng_event_ioctl, -#ifdef CONFIG_COMPAT - .compat_ioctl = lttng_event_ioctl, -#endif -}; - -int __init ltt_debugfs_abi_init(void) -{ - int ret = 0; - - wrapper_vmalloc_sync_all(); - lttng_dentry = debugfs_create_file("lttng", S_IWUSR, NULL, NULL, - <tng_fops); - if (IS_ERR(lttng_dentry)) - lttng_dentry = NULL; - - lttng_proc_dentry = proc_create_data("lttng", S_IWUSR, NULL, - <tng_fops, NULL); - - if (!lttng_dentry && !lttng_proc_dentry) { - printk(KERN_ERR "Error creating LTTng control file\n"); - ret = -ENOMEM; - goto error; - } -error: - return ret; -} - -void __exit ltt_debugfs_abi_exit(void) -{ - if (lttng_dentry) - debugfs_remove(lttng_dentry); - if (lttng_proc_dentry) - remove_proc_entry("lttng", NULL); -} diff --git a/drivers/staging/lttng/ltt-debugfs-abi.h b/drivers/staging/lttng/ltt-debugfs-abi.h deleted file mode 100644 index a018297..0000000 --- a/drivers/staging/lttng/ltt-debugfs-abi.h +++ /dev/null @@ -1,153 +0,0 @@ -#ifndef _LTT_DEBUGFS_ABI_H -#define _LTT_DEBUGFS_ABI_H - -/* - * ltt-debugfs-abi.h - * - * Copyright 2010 (c) - Mathieu Desnoyers - * - * LTTng debugfs ABI header - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include - -#define LTTNG_SYM_NAME_LEN 256 - -enum lttng_kernel_instrumentation { - LTTNG_KERNEL_TRACEPOINT = 0, - LTTNG_KERNEL_KPROBE = 1, - LTTNG_KERNEL_FUNCTION = 2, - LTTNG_KERNEL_KRETPROBE = 3, - LTTNG_KERNEL_NOOP = 4, /* not hooked */ - LTTNG_KERNEL_SYSCALL = 5, -}; - -/* - * LTTng consumer mode - */ -enum lttng_kernel_output { - LTTNG_KERNEL_SPLICE = 0, - LTTNG_KERNEL_MMAP = 1, -}; - -/* - * LTTng DebugFS ABI structures. - */ - -struct lttng_kernel_channel { - int overwrite; /* 1: overwrite, 0: discard */ - uint64_t subbuf_size; /* in bytes */ - uint64_t num_subbuf; - unsigned int switch_timer_interval; /* usecs */ - unsigned int read_timer_interval; /* usecs */ - enum lttng_kernel_output output; /* splice, mmap */ -}; - -struct lttng_kernel_kretprobe { - uint64_t addr; - - uint64_t offset; - char symbol_name[LTTNG_SYM_NAME_LEN]; -}; - -/* - * Either addr is used, or symbol_name and offset. - */ -struct lttng_kernel_kprobe { - uint64_t addr; - - uint64_t offset; - char symbol_name[LTTNG_SYM_NAME_LEN]; -}; - -struct lttng_kernel_function_tracer { - char symbol_name[LTTNG_SYM_NAME_LEN]; -}; - -/* - * For syscall tracing, name = '\0' means "enable all". - */ -struct lttng_kernel_event { - char name[LTTNG_SYM_NAME_LEN]; /* event name */ - enum lttng_kernel_instrumentation instrumentation; - /* Per instrumentation type configuration */ - union { - struct lttng_kernel_kretprobe kretprobe; - struct lttng_kernel_kprobe kprobe; - struct lttng_kernel_function_tracer ftrace; - } u; -}; - -struct lttng_kernel_tracer_version { - uint32_t version; - uint32_t patchlevel; - uint32_t sublevel; -}; - -enum lttng_kernel_calibrate_type { - LTTNG_KERNEL_CALIBRATE_KRETPROBE, -}; - -struct lttng_kernel_calibrate { - enum lttng_kernel_calibrate_type type; /* type (input) */ -}; - -enum lttng_kernel_context_type { - LTTNG_KERNEL_CONTEXT_PID = 0, - LTTNG_KERNEL_CONTEXT_PERF_COUNTER = 1, - LTTNG_KERNEL_CONTEXT_PROCNAME = 2, - LTTNG_KERNEL_CONTEXT_PRIO = 3, - LTTNG_KERNEL_CONTEXT_NICE = 4, - LTTNG_KERNEL_CONTEXT_VPID = 5, - LTTNG_KERNEL_CONTEXT_TID = 6, - LTTNG_KERNEL_CONTEXT_VTID = 7, - LTTNG_KERNEL_CONTEXT_PPID = 8, - LTTNG_KERNEL_CONTEXT_VPPID = 9, -}; - -struct lttng_kernel_perf_counter_ctx { - uint32_t type; - uint64_t config; - char name[LTTNG_SYM_NAME_LEN]; -}; - -struct lttng_kernel_context { - enum lttng_kernel_context_type ctx; - union { - struct lttng_kernel_perf_counter_ctx perf_counter; - } u; -}; - -/* LTTng file descriptor ioctl */ -#define LTTNG_KERNEL_SESSION _IO(0xF6, 0x40) -#define LTTNG_KERNEL_TRACER_VERSION \ - _IOR(0xF6, 0x41, struct lttng_kernel_tracer_version) -#define LTTNG_KERNEL_TRACEPOINT_LIST _IO(0xF6, 0x42) -#define LTTNG_KERNEL_WAIT_QUIESCENT _IO(0xF6, 0x43) -#define LTTNG_KERNEL_CALIBRATE \ - _IOWR(0xF6, 0x44, struct lttng_kernel_calibrate) - -/* Session FD ioctl */ -#define LTTNG_KERNEL_METADATA \ - _IOW(0xF6, 0x50, struct lttng_kernel_channel) -#define LTTNG_KERNEL_CHANNEL \ - _IOW(0xF6, 0x51, struct lttng_kernel_channel) -#define LTTNG_KERNEL_SESSION_START _IO(0xF6, 0x52) -#define LTTNG_KERNEL_SESSION_STOP _IO(0xF6, 0x53) - -/* Channel FD ioctl */ -#define LTTNG_KERNEL_STREAM _IO(0xF6, 0x60) -#define LTTNG_KERNEL_EVENT \ - _IOW(0xF6, 0x61, struct lttng_kernel_event) - -/* Event and Channel FD ioctl */ -#define LTTNG_KERNEL_CONTEXT \ - _IOW(0xF6, 0x70, struct lttng_kernel_context) - -/* Event, Channel and Session ioctl */ -#define LTTNG_KERNEL_ENABLE _IO(0xF6, 0x80) -#define LTTNG_KERNEL_DISABLE _IO(0xF6, 0x81) - -#endif /* _LTT_DEBUGFS_ABI_H */ diff --git a/drivers/staging/lttng/ltt-endian.h b/drivers/staging/lttng/ltt-endian.h deleted file mode 100644 index 9a0512d..0000000 --- a/drivers/staging/lttng/ltt-endian.h +++ /dev/null @@ -1,31 +0,0 @@ -#ifndef _LTT_ENDIAN_H -#define _LTT_ENDIAN_H - -/* - * ltt-endian.h - * - * Copyright 2010 (c) - Mathieu Desnoyers - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#ifdef __KERNEL__ -# include -# ifdef __BIG_ENDIAN -# define __BYTE_ORDER __BIG_ENDIAN -# elif defined(__LITTLE_ENDIAN) -# define __BYTE_ORDER __LITTLE_ENDIAN -# else -# error "unknown endianness" -# endif -#ifndef __BIG_ENDIAN -# define __BIG_ENDIAN 4321 -#endif -#ifndef __LITTLE_ENDIAN -# define __LITTLE_ENDIAN 1234 -#endif -#else -# include -#endif - -#endif /* _LTT_ENDIAN_H */ diff --git a/drivers/staging/lttng/ltt-events.c b/drivers/staging/lttng/ltt-events.c deleted file mode 100644 index 4229914..0000000 --- a/drivers/staging/lttng/ltt-events.c +++ /dev/null @@ -1,1009 +0,0 @@ -/* - * ltt-events.c - * - * Copyright 2010 (c) - Mathieu Desnoyers - * - * Holds LTTng per-session event registry. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include -#include -#include -#include -#include "wrapper/uuid.h" -#include "wrapper/vmalloc.h" /* for wrapper_vmalloc_sync_all() */ -#include "ltt-events.h" -#include "ltt-tracer.h" - -static LIST_HEAD(sessions); -static LIST_HEAD(ltt_transport_list); -static DEFINE_MUTEX(sessions_mutex); -static struct kmem_cache *event_cache; - -static void _ltt_event_destroy(struct ltt_event *event); -static void _ltt_channel_destroy(struct ltt_channel *chan); -static int _ltt_event_unregister(struct ltt_event *event); -static -int _ltt_event_metadata_statedump(struct ltt_session *session, - struct ltt_channel *chan, - struct ltt_event *event); -static -int _ltt_session_metadata_statedump(struct ltt_session *session); - -void synchronize_trace(void) -{ - synchronize_sched(); -#ifdef CONFIG_PREEMPT_RT - synchronize_rcu(); -#endif -} - -struct ltt_session *ltt_session_create(void) -{ - struct ltt_session *session; - - mutex_lock(&sessions_mutex); - session = kzalloc(sizeof(struct ltt_session), GFP_KERNEL); - if (!session) - return NULL; - INIT_LIST_HEAD(&session->chan); - INIT_LIST_HEAD(&session->events); - uuid_le_gen(&session->uuid); - list_add(&session->list, &sessions); - mutex_unlock(&sessions_mutex); - return session; -} - -void ltt_session_destroy(struct ltt_session *session) -{ - struct ltt_channel *chan, *tmpchan; - struct ltt_event *event, *tmpevent; - int ret; - - mutex_lock(&sessions_mutex); - ACCESS_ONCE(session->active) = 0; - list_for_each_entry(chan, &session->chan, list) { - ret = lttng_syscalls_unregister(chan); - WARN_ON(ret); - } - list_for_each_entry(event, &session->events, list) { - ret = _ltt_event_unregister(event); - WARN_ON(ret); - } - synchronize_trace(); /* Wait for in-flight events to complete */ - list_for_each_entry_safe(event, tmpevent, &session->events, list) - _ltt_event_destroy(event); - list_for_each_entry_safe(chan, tmpchan, &session->chan, list) - _ltt_channel_destroy(chan); - list_del(&session->list); - mutex_unlock(&sessions_mutex); - kfree(session); -} - -int ltt_session_enable(struct ltt_session *session) -{ - int ret = 0; - struct ltt_channel *chan; - - mutex_lock(&sessions_mutex); - if (session->active) { - ret = -EBUSY; - goto end; - } - - /* - * Snapshot the number of events per channel to know the type of header - * we need to use. - */ - list_for_each_entry(chan, &session->chan, list) { - if (chan->header_type) - continue; /* don't change it if session stop/restart */ - if (chan->free_event_id < 31) - chan->header_type = 1; /* compact */ - else - chan->header_type = 2; /* large */ - } - - ACCESS_ONCE(session->active) = 1; - ACCESS_ONCE(session->been_active) = 1; - ret = _ltt_session_metadata_statedump(session); - if (ret) - ACCESS_ONCE(session->active) = 0; -end: - mutex_unlock(&sessions_mutex); - return ret; -} - -int ltt_session_disable(struct ltt_session *session) -{ - int ret = 0; - - mutex_lock(&sessions_mutex); - if (!session->active) { - ret = -EBUSY; - goto end; - } - ACCESS_ONCE(session->active) = 0; -end: - mutex_unlock(&sessions_mutex); - return ret; -} - -int ltt_channel_enable(struct ltt_channel *channel) -{ - int old; - - if (channel == channel->session->metadata) - return -EPERM; - old = xchg(&channel->enabled, 1); - if (old) - return -EEXIST; - return 0; -} - -int ltt_channel_disable(struct ltt_channel *channel) -{ - int old; - - if (channel == channel->session->metadata) - return -EPERM; - old = xchg(&channel->enabled, 0); - if (!old) - return -EEXIST; - return 0; -} - -int ltt_event_enable(struct ltt_event *event) -{ - int old; - - if (event->chan == event->chan->session->metadata) - return -EPERM; - old = xchg(&event->enabled, 1); - if (old) - return -EEXIST; - return 0; -} - -int ltt_event_disable(struct ltt_event *event) -{ - int old; - - if (event->chan == event->chan->session->metadata) - return -EPERM; - old = xchg(&event->enabled, 0); - if (!old) - return -EEXIST; - return 0; -} - -static struct ltt_transport *ltt_transport_find(const char *name) -{ - struct ltt_transport *transport; - - list_for_each_entry(transport, <t_transport_list, node) { - if (!strcmp(transport->name, name)) - return transport; - } - return NULL; -} - -struct ltt_channel *ltt_channel_create(struct ltt_session *session, - const char *transport_name, - void *buf_addr, - size_t subbuf_size, size_t num_subbuf, - unsigned int switch_timer_interval, - unsigned int read_timer_interval) -{ - struct ltt_channel *chan; - struct ltt_transport *transport = NULL; - - mutex_lock(&sessions_mutex); - if (session->been_active) - goto active; /* Refuse to add channel to active session */ - transport = ltt_transport_find(transport_name); - if (!transport) { - printk(KERN_WARNING "LTTng transport %s not found\n", - transport_name); - goto notransport; - } - if (!try_module_get(transport->owner)) { - printk(KERN_WARNING "LTT : Can't lock transport module.\n"); - goto notransport; - } - chan = kzalloc(sizeof(struct ltt_channel), GFP_KERNEL); - if (!chan) - goto nomem; - chan->session = session; - chan->id = session->free_chan_id++; - /* - * Note: the channel creation op already writes into the packet - * headers. Therefore the "chan" information used as input - * should be already accessible. - */ - chan->chan = transport->ops.channel_create("[lttng]", chan, buf_addr, - subbuf_size, num_subbuf, switch_timer_interval, - read_timer_interval); - if (!chan->chan) - goto create_error; - chan->enabled = 1; - chan->ops = &transport->ops; - chan->transport = transport; - list_add(&chan->list, &session->chan); - mutex_unlock(&sessions_mutex); - return chan; - -create_error: - kfree(chan); -nomem: - if (transport) - module_put(transport->owner); -notransport: -active: - mutex_unlock(&sessions_mutex); - return NULL; -} - -/* - * Only used internally at session destruction. - */ -static -void _ltt_channel_destroy(struct ltt_channel *chan) -{ - chan->ops->channel_destroy(chan->chan); - module_put(chan->transport->owner); - list_del(&chan->list); - lttng_destroy_context(chan->ctx); - kfree(chan); -} - -/* - * Supports event creation while tracing session is active. - */ -struct ltt_event *ltt_event_create(struct ltt_channel *chan, - struct lttng_kernel_event *event_param, - void *filter, - const struct lttng_event_desc *internal_desc) -{ - struct ltt_event *event; - int ret; - - mutex_lock(&sessions_mutex); - if (chan->free_event_id == -1UL) - goto full; - /* - * This is O(n^2) (for each event, the loop is called at event - * creation). Might require a hash if we have lots of events. - */ - list_for_each_entry(event, &chan->session->events, list) - if (!strcmp(event->desc->name, event_param->name)) - goto exist; - event = kmem_cache_zalloc(event_cache, GFP_KERNEL); - if (!event) - goto cache_error; - event->chan = chan; - event->filter = filter; - event->id = chan->free_event_id++; - event->enabled = 1; - event->instrumentation = event_param->instrumentation; - /* Populate ltt_event structure before tracepoint registration. */ - smp_wmb(); - switch (event_param->instrumentation) { - case LTTNG_KERNEL_TRACEPOINT: - event->desc = ltt_event_get(event_param->name); - if (!event->desc) - goto register_error; - ret = tracepoint_probe_register(event_param->name, - event->desc->probe_callback, - event); - if (ret) - goto register_error; - break; - case LTTNG_KERNEL_KPROBE: - ret = lttng_kprobes_register(event_param->name, - event_param->u.kprobe.symbol_name, - event_param->u.kprobe.offset, - event_param->u.kprobe.addr, - event); - if (ret) - goto register_error; - ret = try_module_get(event->desc->owner); - WARN_ON_ONCE(!ret); - break; - case LTTNG_KERNEL_KRETPROBE: - { - struct ltt_event *event_return; - - /* kretprobe defines 2 events */ - event_return = - kmem_cache_zalloc(event_cache, GFP_KERNEL); - if (!event_return) - goto register_error; - event_return->chan = chan; - event_return->filter = filter; - event_return->id = chan->free_event_id++; - event_return->enabled = 1; - event_return->instrumentation = event_param->instrumentation; - /* - * Populate ltt_event structure before kretprobe registration. - */ - smp_wmb(); - ret = lttng_kretprobes_register(event_param->name, - event_param->u.kretprobe.symbol_name, - event_param->u.kretprobe.offset, - event_param->u.kretprobe.addr, - event, event_return); - if (ret) { - kmem_cache_free(event_cache, event_return); - goto register_error; - } - /* Take 2 refs on the module: one per event. */ - ret = try_module_get(event->desc->owner); - WARN_ON_ONCE(!ret); - ret = try_module_get(event->desc->owner); - WARN_ON_ONCE(!ret); - ret = _ltt_event_metadata_statedump(chan->session, chan, - event_return); - if (ret) { - kmem_cache_free(event_cache, event_return); - module_put(event->desc->owner); - module_put(event->desc->owner); - goto statedump_error; - } - list_add(&event_return->list, &chan->session->events); - break; - } - case LTTNG_KERNEL_FUNCTION: - ret = lttng_ftrace_register(event_param->name, - event_param->u.ftrace.symbol_name, - event); - if (ret) - goto register_error; - ret = try_module_get(event->desc->owner); - WARN_ON_ONCE(!ret); - break; - case LTTNG_KERNEL_NOOP: - event->desc = internal_desc; - if (!event->desc) - goto register_error; - break; - default: - WARN_ON_ONCE(1); - } - ret = _ltt_event_metadata_statedump(chan->session, chan, event); - if (ret) - goto statedump_error; - list_add(&event->list, &chan->session->events); - mutex_unlock(&sessions_mutex); - return event; - -statedump_error: - /* If a statedump error occurs, events will not be readable. */ -register_error: - kmem_cache_free(event_cache, event); -cache_error: -exist: -full: - mutex_unlock(&sessions_mutex); - return NULL; -} - -/* - * Only used internally at session destruction. - */ -int _ltt_event_unregister(struct ltt_event *event) -{ - int ret = -EINVAL; - - switch (event->instrumentation) { - case LTTNG_KERNEL_TRACEPOINT: - ret = tracepoint_probe_unregister(event->desc->name, - event->desc->probe_callback, - event); - if (ret) - return ret; - break; - case LTTNG_KERNEL_KPROBE: - lttng_kprobes_unregister(event); - ret = 0; - break; - case LTTNG_KERNEL_KRETPROBE: - lttng_kretprobes_unregister(event); - ret = 0; - break; - case LTTNG_KERNEL_FUNCTION: - lttng_ftrace_unregister(event); - ret = 0; - break; - case LTTNG_KERNEL_NOOP: - ret = 0; - break; - default: - WARN_ON_ONCE(1); - } - return ret; -} - -/* - * Only used internally at session destruction. - */ -static -void _ltt_event_destroy(struct ltt_event *event) -{ - switch (event->instrumentation) { - case LTTNG_KERNEL_TRACEPOINT: - ltt_event_put(event->desc); - break; - case LTTNG_KERNEL_KPROBE: - module_put(event->desc->owner); - lttng_kprobes_destroy_private(event); - break; - case LTTNG_KERNEL_KRETPROBE: - module_put(event->desc->owner); - lttng_kretprobes_destroy_private(event); - break; - case LTTNG_KERNEL_FUNCTION: - module_put(event->desc->owner); - lttng_ftrace_destroy_private(event); - break; - case LTTNG_KERNEL_NOOP: - break; - default: - WARN_ON_ONCE(1); - } - list_del(&event->list); - lttng_destroy_context(event->ctx); - kmem_cache_free(event_cache, event); -} - -/* - * We have exclusive access to our metadata buffer (protected by the - * sessions_mutex), so we can do racy operations such as looking for - * remaining space left in packet and write, since mutual exclusion - * protects us from concurrent writes. - */ -int lttng_metadata_printf(struct ltt_session *session, - const char *fmt, ...) -{ - struct lib_ring_buffer_ctx ctx; - struct ltt_channel *chan = session->metadata; - char *str; - int ret = 0, waitret; - size_t len, reserve_len, pos; - va_list ap; - - WARN_ON_ONCE(!ACCESS_ONCE(session->active)); - - va_start(ap, fmt); - str = kvasprintf(GFP_KERNEL, fmt, ap); - va_end(ap); - if (!str) - return -ENOMEM; - - len = strlen(str); - pos = 0; - - for (pos = 0; pos < len; pos += reserve_len) { - reserve_len = min_t(size_t, - chan->ops->packet_avail_size(chan->chan), - len - pos); - lib_ring_buffer_ctx_init(&ctx, chan->chan, NULL, reserve_len, - sizeof(char), -1); - /* - * We don't care about metadata buffer's records lost - * count, because we always retry here. Report error if - * we need to bail out after timeout or being - * interrupted. - */ - waitret = wait_event_interruptible_timeout(*chan->ops->get_writer_buf_wait_queue(chan->chan, -1), - ({ - ret = chan->ops->event_reserve(&ctx, 0); - ret != -ENOBUFS || !ret; - }), - msecs_to_jiffies(LTTNG_METADATA_TIMEOUT_MSEC)); - if (!waitret || waitret == -ERESTARTSYS || ret) { - printk(KERN_WARNING "LTTng: Failure to write metadata to buffers (%s)\n", - waitret == -ERESTARTSYS ? "interrupted" : - (ret == -ENOBUFS ? "timeout" : "I/O error")); - if (waitret == -ERESTARTSYS) - ret = waitret; - goto end; - } - chan->ops->event_write(&ctx, &str[pos], reserve_len); - chan->ops->event_commit(&ctx); - } -end: - kfree(str); - return ret; -} - -static -int _ltt_field_statedump(struct ltt_session *session, - const struct lttng_event_field *field) -{ - int ret = 0; - - switch (field->type.atype) { - case atype_integer: - ret = lttng_metadata_printf(session, - " integer { size = %u; align = %u; signed = %u; encoding = %s; base = %u;%s } _%s;\n", - field->type.u.basic.integer.size, - field->type.u.basic.integer.alignment, - field->type.u.basic.integer.signedness, - (field->type.u.basic.integer.encoding == lttng_encode_none) - ? "none" - : (field->type.u.basic.integer.encoding == lttng_encode_UTF8) - ? "UTF8" - : "ASCII", - field->type.u.basic.integer.base, -#ifdef __BIG_ENDIAN - field->type.u.basic.integer.reverse_byte_order ? " byte_order = le;" : "", -#else - field->type.u.basic.integer.reverse_byte_order ? " byte_order = be;" : "", -#endif - field->name); - break; - case atype_enum: - ret = lttng_metadata_printf(session, - " %s _%s;\n", - field->type.u.basic.enumeration.name, - field->name); - break; - case atype_array: - { - const struct lttng_basic_type *elem_type; - - elem_type = &field->type.u.array.elem_type; - ret = lttng_metadata_printf(session, - " integer { size = %u; align = %u; signed = %u; encoding = %s; base = %u;%s } _%s[%u];\n", - elem_type->u.basic.integer.size, - elem_type->u.basic.integer.alignment, - elem_type->u.basic.integer.signedness, - (elem_type->u.basic.integer.encoding == lttng_encode_none) - ? "none" - : (elem_type->u.basic.integer.encoding == lttng_encode_UTF8) - ? "UTF8" - : "ASCII", - elem_type->u.basic.integer.base, -#ifdef __BIG_ENDIAN - elem_type->u.basic.integer.reverse_byte_order ? " byte_order = le;" : "", -#else - elem_type->u.basic.integer.reverse_byte_order ? " byte_order = be;" : "", -#endif - field->name, field->type.u.array.length); - break; - } - case atype_sequence: - { - const struct lttng_basic_type *elem_type; - const struct lttng_basic_type *length_type; - - elem_type = &field->type.u.sequence.elem_type; - length_type = &field->type.u.sequence.length_type; - ret = lttng_metadata_printf(session, - " integer { size = %u; align = %u; signed = %u; encoding = %s; base = %u;%s } __%s_length;\n", - length_type->u.basic.integer.size, - (unsigned int) length_type->u.basic.integer.alignment, - length_type->u.basic.integer.signedness, - (length_type->u.basic.integer.encoding == lttng_encode_none) - ? "none" - : ((length_type->u.basic.integer.encoding == lttng_encode_UTF8) - ? "UTF8" - : "ASCII"), - length_type->u.basic.integer.base, -#ifdef __BIG_ENDIAN - length_type->u.basic.integer.reverse_byte_order ? " byte_order = le;" : "", -#else - length_type->u.basic.integer.reverse_byte_order ? " byte_order = be;" : "", -#endif - field->name); - if (ret) - return ret; - - ret = lttng_metadata_printf(session, - " integer { size = %u; align = %u; signed = %u; encoding = %s; base = %u;%s } _%s[ __%s_length ];\n", - elem_type->u.basic.integer.size, - (unsigned int) elem_type->u.basic.integer.alignment, - elem_type->u.basic.integer.signedness, - (elem_type->u.basic.integer.encoding == lttng_encode_none) - ? "none" - : ((elem_type->u.basic.integer.encoding == lttng_encode_UTF8) - ? "UTF8" - : "ASCII"), - elem_type->u.basic.integer.base, -#ifdef __BIG_ENDIAN - elem_type->u.basic.integer.reverse_byte_order ? " byte_order = le;" : "", -#else - elem_type->u.basic.integer.reverse_byte_order ? " byte_order = be;" : "", -#endif - field->name, - field->name); - break; - } - - case atype_string: - /* Default encoding is UTF8 */ - ret = lttng_metadata_printf(session, - " string%s _%s;\n", - field->type.u.basic.string.encoding == lttng_encode_ASCII ? - " { encoding = ASCII; }" : "", - field->name); - break; - default: - WARN_ON_ONCE(1); - return -EINVAL; - } - return ret; -} - -static -int _ltt_context_metadata_statedump(struct ltt_session *session, - struct lttng_ctx *ctx) -{ - int ret = 0; - int i; - - if (!ctx) - return 0; - for (i = 0; i < ctx->nr_fields; i++) { - const struct lttng_ctx_field *field = &ctx->fields[i]; - - ret = _ltt_field_statedump(session, &field->event_field); - if (ret) - return ret; - } - return ret; -} - -static -int _ltt_fields_metadata_statedump(struct ltt_session *session, - struct ltt_event *event) -{ - const struct lttng_event_desc *desc = event->desc; - int ret = 0; - int i; - - for (i = 0; i < desc->nr_fields; i++) { - const struct lttng_event_field *field = &desc->fields[i]; - - ret = _ltt_field_statedump(session, field); - if (ret) - return ret; - } - return ret; -} - -static -int _ltt_event_metadata_statedump(struct ltt_session *session, - struct ltt_channel *chan, - struct ltt_event *event) -{ - int ret = 0; - - if (event->metadata_dumped || !ACCESS_ONCE(session->active)) - return 0; - if (chan == session->metadata) - return 0; - - ret = lttng_metadata_printf(session, - "event {\n" - " name = %s;\n" - " id = %u;\n" - " stream_id = %u;\n", - event->desc->name, - event->id, - event->chan->id); - if (ret) - goto end; - - if (event->ctx) { - ret = lttng_metadata_printf(session, - " context := struct {\n"); - if (ret) - goto end; - } - ret = _ltt_context_metadata_statedump(session, event->ctx); - if (ret) - goto end; - if (event->ctx) { - ret = lttng_metadata_printf(session, - " };\n"); - if (ret) - goto end; - } - - ret = lttng_metadata_printf(session, - " fields := struct {\n" - ); - if (ret) - goto end; - - ret = _ltt_fields_metadata_statedump(session, event); - if (ret) - goto end; - - /* - * LTTng space reservation can only reserve multiples of the - * byte size. - */ - ret = lttng_metadata_printf(session, - " };\n" - "};\n\n"); - if (ret) - goto end; - - event->metadata_dumped = 1; -end: - return ret; - -} - -static -int _ltt_channel_metadata_statedump(struct ltt_session *session, - struct ltt_channel *chan) -{ - int ret = 0; - - if (chan->metadata_dumped || !ACCESS_ONCE(session->active)) - return 0; - if (chan == session->metadata) - return 0; - - WARN_ON_ONCE(!chan->header_type); - ret = lttng_metadata_printf(session, - "stream {\n" - " id = %u;\n" - " event.header := %s;\n" - " packet.context := struct packet_context;\n", - chan->id, - chan->header_type == 1 ? "struct event_header_compact" : - "struct event_header_large"); - if (ret) - goto end; - - if (chan->ctx) { - ret = lttng_metadata_printf(session, - " event.context := struct {\n"); - if (ret) - goto end; - } - ret = _ltt_context_metadata_statedump(session, chan->ctx); - if (ret) - goto end; - if (chan->ctx) { - ret = lttng_metadata_printf(session, - " };\n"); - if (ret) - goto end; - } - - ret = lttng_metadata_printf(session, - "};\n\n"); - - chan->metadata_dumped = 1; -end: - return ret; -} - -static -int _ltt_stream_packet_context_declare(struct ltt_session *session) -{ - return lttng_metadata_printf(session, - "struct packet_context {\n" - " uint64_t timestamp_begin;\n" - " uint64_t timestamp_end;\n" - " uint32_t events_discarded;\n" - " uint32_t content_size;\n" - " uint32_t packet_size;\n" - " uint32_t cpu_id;\n" - "};\n\n" - ); -} - -/* - * Compact header: - * id: range: 0 - 30. - * id 31 is reserved to indicate an extended header. - * - * Large header: - * id: range: 0 - 65534. - * id 65535 is reserved to indicate an extended header. - */ -static -int _ltt_event_header_declare(struct ltt_session *session) -{ - return lttng_metadata_printf(session, - "struct event_header_compact {\n" - " enum : uint5_t { compact = 0 ... 30, extended = 31 } id;\n" - " variant {\n" - " struct {\n" - " uint27_t timestamp;\n" - " } compact;\n" - " struct {\n" - " uint32_t id;\n" - " uint64_t timestamp;\n" - " } extended;\n" - " } v;\n" - "} align(%u);\n" - "\n" - "struct event_header_large {\n" - " enum : uint16_t { compact = 0 ... 65534, extended = 65535 } id;\n" - " variant {\n" - " struct {\n" - " uint32_t timestamp;\n" - " } compact;\n" - " struct {\n" - " uint32_t id;\n" - " uint64_t timestamp;\n" - " } extended;\n" - " } v;\n" - "} align(%u);\n\n", - ltt_alignof(uint32_t) * CHAR_BIT, - ltt_alignof(uint16_t) * CHAR_BIT - ); -} - -/* - * Output metadata into this session's metadata buffers. - */ -static -int _ltt_session_metadata_statedump(struct ltt_session *session) -{ - unsigned char *uuid_c = session->uuid.b; - unsigned char uuid_s[37]; - struct ltt_channel *chan; - struct ltt_event *event; - int ret = 0; - - if (!ACCESS_ONCE(session->active)) - return 0; - if (session->metadata_dumped) - goto skip_session; - if (!session->metadata) { - printk(KERN_WARNING "LTTng: attempt to start tracing, but metadata channel is not found. Operation abort.\n"); - return -EPERM; - } - - snprintf(uuid_s, sizeof(uuid_s), - "%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x", - uuid_c[0], uuid_c[1], uuid_c[2], uuid_c[3], - uuid_c[4], uuid_c[5], uuid_c[6], uuid_c[7], - uuid_c[8], uuid_c[9], uuid_c[10], uuid_c[11], - uuid_c[12], uuid_c[13], uuid_c[14], uuid_c[15]); - - ret = lttng_metadata_printf(session, - "typealias integer { size = 8; align = %u; signed = false; } := uint8_t;\n" - "typealias integer { size = 16; align = %u; signed = false; } := uint16_t;\n" - "typealias integer { size = 32; align = %u; signed = false; } := uint32_t;\n" - "typealias integer { size = 64; align = %u; signed = false; } := uint64_t;\n" - "typealias integer { size = 5; align = 1; signed = false; } := uint5_t;\n" - "typealias integer { size = 27; align = 1; signed = false; } := uint27_t;\n" - "\n" - "trace {\n" - " major = %u;\n" - " minor = %u;\n" - " uuid = \"%s\";\n" - " byte_order = %s;\n" - " packet.header := struct {\n" - " uint32_t magic;\n" - " uint8_t uuid[16];\n" - " uint32_t stream_id;\n" - " };\n" - "};\n\n", - ltt_alignof(uint8_t) * CHAR_BIT, - ltt_alignof(uint16_t) * CHAR_BIT, - ltt_alignof(uint32_t) * CHAR_BIT, - ltt_alignof(uint64_t) * CHAR_BIT, - CTF_VERSION_MAJOR, - CTF_VERSION_MINOR, - uuid_s, -#ifdef __BIG_ENDIAN - "be" -#else - "le" -#endif - ); - if (ret) - goto end; - - ret = _ltt_stream_packet_context_declare(session); - if (ret) - goto end; - - ret = _ltt_event_header_declare(session); - if (ret) - goto end; - -skip_session: - list_for_each_entry(chan, &session->chan, list) { - ret = _ltt_channel_metadata_statedump(session, chan); - if (ret) - goto end; - } - - list_for_each_entry(event, &session->events, list) { - ret = _ltt_event_metadata_statedump(session, event->chan, event); - if (ret) - goto end; - } - session->metadata_dumped = 1; -end: - return ret; -} - -/** - * ltt_transport_register - LTT transport registration - * @transport: transport structure - * - * Registers a transport which can be used as output to extract the data out of - * LTTng. The module calling this registration function must ensure that no - * trap-inducing code will be executed by the transport functions. E.g. - * vmalloc_sync_all() must be called between a vmalloc and the moment the memory - * is made visible to the transport function. This registration acts as a - * vmalloc_sync_all. Therefore, only if the module allocates virtual memory - * after its registration must it synchronize the TLBs. - */ -void ltt_transport_register(struct ltt_transport *transport) -{ - /* - * Make sure no page fault can be triggered by the module about to be - * registered. We deal with this here so we don't have to call - * vmalloc_sync_all() in each module's init. - */ - wrapper_vmalloc_sync_all(); - - mutex_lock(&sessions_mutex); - list_add_tail(&transport->node, <t_transport_list); - mutex_unlock(&sessions_mutex); -} -EXPORT_SYMBOL_GPL(ltt_transport_register); - -/** - * ltt_transport_unregister - LTT transport unregistration - * @transport: transport structure - */ -void ltt_transport_unregister(struct ltt_transport *transport) -{ - mutex_lock(&sessions_mutex); - list_del(&transport->node); - mutex_unlock(&sessions_mutex); -} -EXPORT_SYMBOL_GPL(ltt_transport_unregister); - -static int __init ltt_events_init(void) -{ - int ret; - - event_cache = KMEM_CACHE(ltt_event, 0); - if (!event_cache) - return -ENOMEM; - ret = ltt_debugfs_abi_init(); - if (ret) - goto error_abi; - return 0; -error_abi: - kmem_cache_destroy(event_cache); - return ret; -} - -module_init(ltt_events_init); - -static void __exit ltt_events_exit(void) -{ - struct ltt_session *session, *tmpsession; - - ltt_debugfs_abi_exit(); - list_for_each_entry_safe(session, tmpsession, &sessions, list) - ltt_session_destroy(session); - kmem_cache_destroy(event_cache); -} - -module_exit(ltt_events_exit); - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers "); -MODULE_DESCRIPTION("LTTng Events"); diff --git a/drivers/staging/lttng/ltt-events.h b/drivers/staging/lttng/ltt-events.h deleted file mode 100644 index c370ca6..0000000 --- a/drivers/staging/lttng/ltt-events.h +++ /dev/null @@ -1,452 +0,0 @@ -#ifndef _LTT_EVENTS_H -#define _LTT_EVENTS_H - -/* - * ltt-events.h - * - * Copyright 2010 (c) - Mathieu Desnoyers - * - * Holds LTTng per-session event registry. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include "wrapper/uuid.h" -#include "ltt-debugfs-abi.h" - -#undef is_signed_type -#define is_signed_type(type) (((type)(-1)) < 0) - -struct ltt_channel; -struct ltt_session; -struct lib_ring_buffer_ctx; -struct perf_event; -struct perf_event_attr; - -/* Type description */ - -/* Update the astract_types name table in lttng-types.c along with this enum */ -enum abstract_types { - atype_integer, - atype_enum, - atype_array, - atype_sequence, - atype_string, - NR_ABSTRACT_TYPES, -}; - -/* Update the string_encodings name table in lttng-types.c along with this enum */ -enum lttng_string_encodings { - lttng_encode_none = 0, - lttng_encode_UTF8 = 1, - lttng_encode_ASCII = 2, - NR_STRING_ENCODINGS, -}; - -struct lttng_enum_entry { - unsigned long long start, end; /* start and end are inclusive */ - const char *string; -}; - -#define __type_integer(_type, _byte_order, _base, _encoding) \ - { \ - .atype = atype_integer, \ - .u.basic.integer = \ - { \ - .size = sizeof(_type) * CHAR_BIT, \ - .alignment = ltt_alignof(_type) * CHAR_BIT, \ - .signedness = is_signed_type(_type), \ - .reverse_byte_order = _byte_order != __BYTE_ORDER, \ - .base = _base, \ - .encoding = lttng_encode_##_encoding, \ - }, \ - } \ - -struct lttng_integer_type { - unsigned int size; /* in bits */ - unsigned short alignment; /* in bits */ - uint signedness:1; - uint reverse_byte_order:1; - unsigned int base; /* 2, 8, 10, 16, for pretty print */ - enum lttng_string_encodings encoding; -}; - -union _lttng_basic_type { - struct lttng_integer_type integer; - struct { - const char *name; - } enumeration; - struct { - enum lttng_string_encodings encoding; - } string; -}; - -struct lttng_basic_type { - enum abstract_types atype; - union { - union _lttng_basic_type basic; - } u; -}; - -struct lttng_type { - enum abstract_types atype; - union { - union _lttng_basic_type basic; - struct { - struct lttng_basic_type elem_type; - unsigned int length; /* num. elems. */ - } array; - struct { - struct lttng_basic_type length_type; - struct lttng_basic_type elem_type; - } sequence; - } u; -}; - -struct lttng_enum { - const char *name; - struct lttng_type container_type; - const struct lttng_enum_entry *entries; - unsigned int len; -}; - -/* Event field description */ - -struct lttng_event_field { - const char *name; - struct lttng_type type; -}; - -/* - * We need to keep this perf counter field separately from struct - * lttng_ctx_field because cpu hotplug needs fixed-location addresses. - */ -struct lttng_perf_counter_field { - struct notifier_block nb; - int hp_enable; - struct perf_event_attr *attr; - struct perf_event **e; /* per-cpu array */ -}; - -struct lttng_ctx_field { - struct lttng_event_field event_field; - size_t (*get_size)(size_t offset); - void (*record)(struct lttng_ctx_field *field, - struct lib_ring_buffer_ctx *ctx, - struct ltt_channel *chan); - union { - struct lttng_perf_counter_field *perf_counter; - } u; - void (*destroy)(struct lttng_ctx_field *field); -}; - -struct lttng_ctx { - struct lttng_ctx_field *fields; - unsigned int nr_fields; - unsigned int allocated_fields; -}; - -struct lttng_event_desc { - const char *name; - void *probe_callback; - const struct lttng_event_ctx *ctx; /* context */ - const struct lttng_event_field *fields; /* event payload */ - unsigned int nr_fields; - struct module *owner; -}; - -struct lttng_probe_desc { - const struct lttng_event_desc **event_desc; - unsigned int nr_events; - struct list_head head; /* chain registered probes */ -}; - -struct lttng_krp; /* Kretprobe handling */ - -/* - * ltt_event structure is referred to by the tracing fast path. It must be - * kept small. - */ -struct ltt_event { - unsigned int id; - struct ltt_channel *chan; - int enabled; - const struct lttng_event_desc *desc; - void *filter; - struct lttng_ctx *ctx; - enum lttng_kernel_instrumentation instrumentation; - union { - struct { - struct kprobe kp; - char *symbol_name; - } kprobe; - struct { - struct lttng_krp *lttng_krp; - char *symbol_name; - } kretprobe; - struct { - char *symbol_name; - } ftrace; - } u; - struct list_head list; /* Event list */ - uint metadata_dumped:1; -}; - -struct ltt_channel_ops { - struct channel *(*channel_create)(const char *name, - struct ltt_channel *ltt_chan, - void *buf_addr, - size_t subbuf_size, size_t num_subbuf, - unsigned int switch_timer_interval, - unsigned int read_timer_interval); - void (*channel_destroy)(struct channel *chan); - struct lib_ring_buffer *(*buffer_read_open)(struct channel *chan); - int (*buffer_has_read_closed_stream)(struct channel *chan); - void (*buffer_read_close)(struct lib_ring_buffer *buf); - int (*event_reserve)(struct lib_ring_buffer_ctx *ctx, - uint32_t event_id); - void (*event_commit)(struct lib_ring_buffer_ctx *ctx); - void (*event_write)(struct lib_ring_buffer_ctx *ctx, const void *src, - size_t len); - void (*event_write_from_user)(struct lib_ring_buffer_ctx *ctx, - const void *src, size_t len); - void (*event_memset)(struct lib_ring_buffer_ctx *ctx, - int c, size_t len); - /* - * packet_avail_size returns the available size in the current - * packet. Note that the size returned is only a hint, since it - * may change due to concurrent writes. - */ - size_t (*packet_avail_size)(struct channel *chan); - wait_queue_head_t *(*get_writer_buf_wait_queue)(struct channel *chan, int cpu); - wait_queue_head_t *(*get_hp_wait_queue)(struct channel *chan); - int (*is_finalized)(struct channel *chan); - int (*is_disabled)(struct channel *chan); -}; - -struct ltt_transport { - char *name; - struct module *owner; - struct list_head node; - struct ltt_channel_ops ops; -}; - -struct ltt_channel { - unsigned int id; - struct channel *chan; /* Channel buffers */ - int enabled; - struct lttng_ctx *ctx; - /* Event ID management */ - struct ltt_session *session; - struct file *file; /* File associated to channel */ - unsigned int free_event_id; /* Next event ID to allocate */ - struct list_head list; /* Channel list */ - struct ltt_channel_ops *ops; - struct ltt_transport *transport; - struct ltt_event **sc_table; /* for syscall tracing */ - struct ltt_event **compat_sc_table; - struct ltt_event *sc_unknown; /* for unknown syscalls */ - struct ltt_event *sc_compat_unknown; - struct ltt_event *sc_exit; /* for syscall exit */ - int header_type; /* 0: unset, 1: compact, 2: large */ - uint metadata_dumped:1; -}; - -struct ltt_session { - int active; /* Is trace session active ? */ - int been_active; /* Has trace session been active ? */ - struct file *file; /* File associated to session */ - struct ltt_channel *metadata; /* Metadata channel */ - struct list_head chan; /* Channel list head */ - struct list_head events; /* Event list head */ - struct list_head list; /* Session list */ - unsigned int free_chan_id; /* Next chan ID to allocate */ - uuid_le uuid; /* Trace session unique ID */ - uint metadata_dumped:1; -}; - -struct ltt_session *ltt_session_create(void); -int ltt_session_enable(struct ltt_session *session); -int ltt_session_disable(struct ltt_session *session); -void ltt_session_destroy(struct ltt_session *session); - -struct ltt_channel *ltt_channel_create(struct ltt_session *session, - const char *transport_name, - void *buf_addr, - size_t subbuf_size, size_t num_subbuf, - unsigned int switch_timer_interval, - unsigned int read_timer_interval); -struct ltt_channel *ltt_global_channel_create(struct ltt_session *session, - int overwrite, void *buf_addr, - size_t subbuf_size, size_t num_subbuf, - unsigned int switch_timer_interval, - unsigned int read_timer_interval); - -struct ltt_event *ltt_event_create(struct ltt_channel *chan, - struct lttng_kernel_event *event_param, - void *filter, - const struct lttng_event_desc *internal_desc); - -int ltt_channel_enable(struct ltt_channel *channel); -int ltt_channel_disable(struct ltt_channel *channel); -int ltt_event_enable(struct ltt_event *event); -int ltt_event_disable(struct ltt_event *event); - -void ltt_transport_register(struct ltt_transport *transport); -void ltt_transport_unregister(struct ltt_transport *transport); - -void synchronize_trace(void); -int ltt_debugfs_abi_init(void); -void ltt_debugfs_abi_exit(void); - -int ltt_probe_register(struct lttng_probe_desc *desc); -void ltt_probe_unregister(struct lttng_probe_desc *desc); -const struct lttng_event_desc *ltt_event_get(const char *name); -void ltt_event_put(const struct lttng_event_desc *desc); -int ltt_probes_init(void); -void ltt_probes_exit(void); - -#ifdef CONFIG_HAVE_SYSCALL_TRACEPOINTS -int lttng_syscalls_register(struct ltt_channel *chan, void *filter); -int lttng_syscalls_unregister(struct ltt_channel *chan); -#else -static inline int lttng_syscalls_register(struct ltt_channel *chan, void *filter) -{ - return -ENOSYS; -} - -static inline int lttng_syscalls_unregister(struct ltt_channel *chan) -{ - return 0; -} -#endif - -struct lttng_ctx_field *lttng_append_context(struct lttng_ctx **ctx); -int lttng_find_context(struct lttng_ctx *ctx, const char *name); -void lttng_remove_context_field(struct lttng_ctx **ctx, - struct lttng_ctx_field *field); -void lttng_destroy_context(struct lttng_ctx *ctx); -int lttng_add_pid_to_ctx(struct lttng_ctx **ctx); -int lttng_add_procname_to_ctx(struct lttng_ctx **ctx); -int lttng_add_prio_to_ctx(struct lttng_ctx **ctx); -int lttng_add_nice_to_ctx(struct lttng_ctx **ctx); -int lttng_add_vpid_to_ctx(struct lttng_ctx **ctx); -int lttng_add_tid_to_ctx(struct lttng_ctx **ctx); -int lttng_add_vtid_to_ctx(struct lttng_ctx **ctx); -int lttng_add_ppid_to_ctx(struct lttng_ctx **ctx); -int lttng_add_vppid_to_ctx(struct lttng_ctx **ctx); -#if defined(CONFIG_PERF_EVENTS) && (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33)) -int lttng_add_perf_counter_to_ctx(uint32_t type, - uint64_t config, - const char *name, - struct lttng_ctx **ctx); -#else -static inline -int lttng_add_perf_counter_to_ctx(uint32_t type, - uint64_t config, - const char *name, - struct lttng_ctx **ctx) -{ - return -ENOSYS; -} -#endif - -#ifdef CONFIG_KPROBES -int lttng_kprobes_register(const char *name, - const char *symbol_name, - uint64_t offset, - uint64_t addr, - struct ltt_event *event); -void lttng_kprobes_unregister(struct ltt_event *event); -void lttng_kprobes_destroy_private(struct ltt_event *event); -#else -static inline -int lttng_kprobes_register(const char *name, - const char *symbol_name, - uint64_t offset, - uint64_t addr, - struct ltt_event *event) -{ - return -ENOSYS; -} - -static inline -void lttng_kprobes_unregister(struct ltt_event *event) -{ -} - -static inline -void lttng_kprobes_destroy_private(struct ltt_event *event) -{ -} -#endif - -#ifdef CONFIG_KRETPROBES -int lttng_kretprobes_register(const char *name, - const char *symbol_name, - uint64_t offset, - uint64_t addr, - struct ltt_event *event_entry, - struct ltt_event *event_exit); -void lttng_kretprobes_unregister(struct ltt_event *event); -void lttng_kretprobes_destroy_private(struct ltt_event *event); -#else -static inline -int lttng_kretprobes_register(const char *name, - const char *symbol_name, - uint64_t offset, - uint64_t addr, - struct ltt_event *event_entry, - struct ltt_event *event_exit) -{ - return -ENOSYS; -} - -static inline -void lttng_kretprobes_unregister(struct ltt_event *event) -{ -} - -static inline -void lttng_kretprobes_destroy_private(struct ltt_event *event) -{ -} -#endif - -#ifdef CONFIG_DYNAMIC_FTRACE -int lttng_ftrace_register(const char *name, - const char *symbol_name, - struct ltt_event *event); -void lttng_ftrace_unregister(struct ltt_event *event); -void lttng_ftrace_destroy_private(struct ltt_event *event); -#else -static inline -int lttng_ftrace_register(const char *name, - const char *symbol_name, - struct ltt_event *event) -{ - return -ENOSYS; -} - -static inline -void lttng_ftrace_unregister(struct ltt_event *event) -{ -} - -static inline -void lttng_ftrace_destroy_private(struct ltt_event *event) -{ -} -#endif - -int lttng_calibrate(struct lttng_kernel_calibrate *calibrate); - -extern const struct file_operations lttng_tracepoint_list_fops; - -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) -#define TRACEPOINT_HAS_DATA_ARG -#endif - -#endif /* _LTT_EVENTS_H */ diff --git a/drivers/staging/lttng/ltt-probes.c b/drivers/staging/lttng/ltt-probes.c deleted file mode 100644 index 81dcbd7..0000000 --- a/drivers/staging/lttng/ltt-probes.c +++ /dev/null @@ -1,164 +0,0 @@ -/* - * ltt-probes.c - * - * Copyright 2010 (c) - Mathieu Desnoyers - * - * Holds LTTng probes registry. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include -#include - -#include "ltt-events.h" - -static LIST_HEAD(probe_list); -static DEFINE_MUTEX(probe_mutex); - -static -const struct lttng_event_desc *find_event(const char *name) -{ - struct lttng_probe_desc *probe_desc; - int i; - - list_for_each_entry(probe_desc, &probe_list, head) { - for (i = 0; i < probe_desc->nr_events; i++) { - if (!strcmp(probe_desc->event_desc[i]->name, name)) - return probe_desc->event_desc[i]; - } - } - return NULL; -} - -int ltt_probe_register(struct lttng_probe_desc *desc) -{ - int ret = 0; - int i; - - mutex_lock(&probe_mutex); - /* - * TODO: This is O(N^2). Turn into a hash table when probe registration - * overhead becomes an issue. - */ - for (i = 0; i < desc->nr_events; i++) { - if (find_event(desc->event_desc[i]->name)) { - ret = -EEXIST; - goto end; - } - } - list_add(&desc->head, &probe_list); -end: - mutex_unlock(&probe_mutex); - return ret; -} -EXPORT_SYMBOL_GPL(ltt_probe_register); - -void ltt_probe_unregister(struct lttng_probe_desc *desc) -{ - mutex_lock(&probe_mutex); - list_del(&desc->head); - mutex_unlock(&probe_mutex); -} -EXPORT_SYMBOL_GPL(ltt_probe_unregister); - -const struct lttng_event_desc *ltt_event_get(const char *name) -{ - const struct lttng_event_desc *event; - int ret; - - mutex_lock(&probe_mutex); - event = find_event(name); - mutex_unlock(&probe_mutex); - if (!event) - return NULL; - ret = try_module_get(event->owner); - WARN_ON_ONCE(!ret); - return event; -} -EXPORT_SYMBOL_GPL(ltt_event_get); - -void ltt_event_put(const struct lttng_event_desc *event) -{ - module_put(event->owner); -} -EXPORT_SYMBOL_GPL(ltt_event_put); - -static -void *tp_list_start(struct seq_file *m, loff_t *pos) -{ - struct lttng_probe_desc *probe_desc; - int iter = 0, i; - - mutex_lock(&probe_mutex); - list_for_each_entry(probe_desc, &probe_list, head) { - for (i = 0; i < probe_desc->nr_events; i++) { - if (iter++ >= *pos) - return (void *) probe_desc->event_desc[i]; - } - } - /* End of list */ - return NULL; -} - -static -void *tp_list_next(struct seq_file *m, void *p, loff_t *ppos) -{ - struct lttng_probe_desc *probe_desc; - int iter = 0, i; - - (*ppos)++; - list_for_each_entry(probe_desc, &probe_list, head) { - for (i = 0; i < probe_desc->nr_events; i++) { - if (iter++ >= *ppos) - return (void *) probe_desc->event_desc[i]; - } - } - /* End of list */ - return NULL; -} - -static -void tp_list_stop(struct seq_file *m, void *p) -{ - mutex_unlock(&probe_mutex); -} - -static -int tp_list_show(struct seq_file *m, void *p) -{ - const struct lttng_event_desc *probe_desc = p; - - /* - * Don't export lttng internal events (metadata). - */ - if (!strncmp(probe_desc->name, "lttng_", sizeof("lttng_") - 1)) - return 0; - seq_printf(m, "event { name = %s; };\n", - probe_desc->name); - return 0; -} - -static -const struct seq_operations lttng_tracepoint_list_seq_ops = { - .start = tp_list_start, - .next = tp_list_next, - .stop = tp_list_stop, - .show = tp_list_show, -}; - -static -int lttng_tracepoint_list_open(struct inode *inode, struct file *file) -{ - return seq_open(file, <tng_tracepoint_list_seq_ops); -} - -const struct file_operations lttng_tracepoint_list_fops = { - .owner = THIS_MODULE, - .open = lttng_tracepoint_list_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release, -}; diff --git a/drivers/staging/lttng/ltt-ring-buffer-client-discard.c b/drivers/staging/lttng/ltt-ring-buffer-client-discard.c deleted file mode 100644 index eafcf45..0000000 --- a/drivers/staging/lttng/ltt-ring-buffer-client-discard.c +++ /dev/null @@ -1,21 +0,0 @@ -/* - * ltt-ring-buffer-client-discard.c - * - * Copyright (C) 2010 - Mathieu Desnoyers - * - * LTTng lib ring buffer client (discard mode). - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include "ltt-tracer.h" - -#define RING_BUFFER_MODE_TEMPLATE RING_BUFFER_DISCARD -#define RING_BUFFER_MODE_TEMPLATE_STRING "discard" -#define RING_BUFFER_OUTPUT_TEMPLATE RING_BUFFER_SPLICE -#include "ltt-ring-buffer-client.h" - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("LTTng Ring Buffer Client Discard Mode"); diff --git a/drivers/staging/lttng/ltt-ring-buffer-client-mmap-discard.c b/drivers/staging/lttng/ltt-ring-buffer-client-mmap-discard.c deleted file mode 100644 index 29819a7..0000000 --- a/drivers/staging/lttng/ltt-ring-buffer-client-mmap-discard.c +++ /dev/null @@ -1,21 +0,0 @@ -/* - * ltt-ring-buffer-client-discard.c - * - * Copyright (C) 2010 - Mathieu Desnoyers - * - * LTTng lib ring buffer client (discard mode). - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include "ltt-tracer.h" - -#define RING_BUFFER_MODE_TEMPLATE RING_BUFFER_DISCARD -#define RING_BUFFER_MODE_TEMPLATE_STRING "discard-mmap" -#define RING_BUFFER_OUTPUT_TEMPLATE RING_BUFFER_MMAP -#include "ltt-ring-buffer-client.h" - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("LTTng Ring Buffer Client Discard Mode"); diff --git a/drivers/staging/lttng/ltt-ring-buffer-client-mmap-overwrite.c b/drivers/staging/lttng/ltt-ring-buffer-client-mmap-overwrite.c deleted file mode 100644 index 741aa7b..0000000 --- a/drivers/staging/lttng/ltt-ring-buffer-client-mmap-overwrite.c +++ /dev/null @@ -1,21 +0,0 @@ -/* - * ltt-ring-buffer-client-overwrite.c - * - * Copyright (C) 2010 - Mathieu Desnoyers - * - * LTTng lib ring buffer client (overwrite mode). - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include "ltt-tracer.h" - -#define RING_BUFFER_MODE_TEMPLATE RING_BUFFER_OVERWRITE -#define RING_BUFFER_MODE_TEMPLATE_STRING "overwrite-mmap" -#define RING_BUFFER_OUTPUT_TEMPLATE RING_BUFFER_MMAP -#include "ltt-ring-buffer-client.h" - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("LTTng Ring Buffer Client Overwrite Mode"); diff --git a/drivers/staging/lttng/ltt-ring-buffer-client-overwrite.c b/drivers/staging/lttng/ltt-ring-buffer-client-overwrite.c deleted file mode 100644 index 9811941..0000000 --- a/drivers/staging/lttng/ltt-ring-buffer-client-overwrite.c +++ /dev/null @@ -1,21 +0,0 @@ -/* - * ltt-ring-buffer-client-overwrite.c - * - * Copyright (C) 2010 - Mathieu Desnoyers - * - * LTTng lib ring buffer client (overwrite mode). - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include "ltt-tracer.h" - -#define RING_BUFFER_MODE_TEMPLATE RING_BUFFER_OVERWRITE -#define RING_BUFFER_MODE_TEMPLATE_STRING "overwrite" -#define RING_BUFFER_OUTPUT_TEMPLATE RING_BUFFER_SPLICE -#include "ltt-ring-buffer-client.h" - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("LTTng Ring Buffer Client Overwrite Mode"); diff --git a/drivers/staging/lttng/ltt-ring-buffer-client.h b/drivers/staging/lttng/ltt-ring-buffer-client.h deleted file mode 100644 index 8df3790..0000000 --- a/drivers/staging/lttng/ltt-ring-buffer-client.h +++ /dev/null @@ -1,569 +0,0 @@ -/* - * ltt-ring-buffer-client.h - * - * Copyright (C) 2010 - Mathieu Desnoyers - * - * LTTng lib ring buffer client template. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include "lib/bitfield.h" -#include "wrapper/vmalloc.h" /* for wrapper_vmalloc_sync_all() */ -#include "wrapper/trace-clock.h" -#include "ltt-events.h" -#include "ltt-tracer.h" -#include "wrapper/ringbuffer/frontend_types.h" - -/* - * Keep the natural field alignment for _each field_ within this structure if - * you ever add/remove a field from this header. Packed attribute is not used - * because gcc generates poor code on at least powerpc and mips. Don't ever - * let gcc add padding between the structure elements. - * - * The guarantee we have with timestamps is that all the events in a - * packet are included (inclusive) within the begin/end timestamps of - * the packet. Another guarantee we have is that the "timestamp begin", - * as well as the event timestamps, are monotonically increasing (never - * decrease) when moving forward in a stream (physically). But this - * guarantee does not apply to "timestamp end", because it is sampled at - * commit time, which is not ordered with respect to space reservation. - */ - -struct packet_header { - /* Trace packet header */ - uint32_t magic; /* - * Trace magic number. - * contains endianness information. - */ - uint8_t uuid[16]; - uint32_t stream_id; - - struct { - /* Stream packet context */ - uint64_t timestamp_begin; /* Cycle count at subbuffer start */ - uint64_t timestamp_end; /* Cycle count at subbuffer end */ - uint32_t events_discarded; /* - * Events lost in this subbuffer since - * the beginning of the trace. - * (may overflow) - */ - uint32_t content_size; /* Size of data in subbuffer */ - uint32_t packet_size; /* Subbuffer size (include padding) */ - uint32_t cpu_id; /* CPU id associated with stream */ - uint8_t header_end; /* End of header */ - } ctx; -}; - - -static inline notrace u64 lib_ring_buffer_clock_read(struct channel *chan) -{ - return trace_clock_read64(); -} - -static inline -size_t ctx_get_size(size_t offset, struct lttng_ctx *ctx) -{ - int i; - size_t orig_offset = offset; - - if (likely(!ctx)) - return 0; - for (i = 0; i < ctx->nr_fields; i++) - offset += ctx->fields[i].get_size(offset); - return offset - orig_offset; -} - -static inline -void ctx_record(struct lib_ring_buffer_ctx *bufctx, - struct ltt_channel *chan, - struct lttng_ctx *ctx) -{ - int i; - - if (likely(!ctx)) - return; - for (i = 0; i < ctx->nr_fields; i++) - ctx->fields[i].record(&ctx->fields[i], bufctx, chan); -} - -/* - * record_header_size - Calculate the header size and padding necessary. - * @config: ring buffer instance configuration - * @chan: channel - * @offset: offset in the write buffer - * @pre_header_padding: padding to add before the header (output) - * @ctx: reservation context - * - * Returns the event header size (including padding). - * - * The payload must itself determine its own alignment from the biggest type it - * contains. - */ -static __inline__ -unsigned char record_header_size(const struct lib_ring_buffer_config *config, - struct channel *chan, size_t offset, - size_t *pre_header_padding, - struct lib_ring_buffer_ctx *ctx) -{ - struct ltt_channel *ltt_chan = channel_get_private(chan); - struct ltt_event *event = ctx->priv; - size_t orig_offset = offset; - size_t padding; - - switch (ltt_chan->header_type) { - case 1: /* compact */ - padding = lib_ring_buffer_align(offset, ltt_alignof(uint32_t)); - offset += padding; - if (!(ctx->rflags & (RING_BUFFER_RFLAG_FULL_TSC | LTT_RFLAG_EXTENDED))) { - offset += sizeof(uint32_t); /* id and timestamp */ - } else { - /* Minimum space taken by 5-bit id */ - offset += sizeof(uint8_t); - /* Align extended struct on largest member */ - offset += lib_ring_buffer_align(offset, ltt_alignof(uint64_t)); - offset += sizeof(uint32_t); /* id */ - offset += lib_ring_buffer_align(offset, ltt_alignof(uint64_t)); - offset += sizeof(uint64_t); /* timestamp */ - } - break; - case 2: /* large */ - padding = lib_ring_buffer_align(offset, ltt_alignof(uint16_t)); - offset += padding; - offset += sizeof(uint16_t); - if (!(ctx->rflags & (RING_BUFFER_RFLAG_FULL_TSC | LTT_RFLAG_EXTENDED))) { - offset += lib_ring_buffer_align(offset, ltt_alignof(uint32_t)); - offset += sizeof(uint32_t); /* timestamp */ - } else { - /* Align extended struct on largest member */ - offset += lib_ring_buffer_align(offset, ltt_alignof(uint64_t)); - offset += sizeof(uint32_t); /* id */ - offset += lib_ring_buffer_align(offset, ltt_alignof(uint64_t)); - offset += sizeof(uint64_t); /* timestamp */ - } - break; - default: - padding = 0; - WARN_ON_ONCE(1); - } - offset += ctx_get_size(offset, event->ctx); - offset += ctx_get_size(offset, ltt_chan->ctx); - - *pre_header_padding = padding; - return offset - orig_offset; -} - -#include "wrapper/ringbuffer/api.h" - -static -void ltt_write_event_header_slow(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer_ctx *ctx, - uint32_t event_id); - -/* - * ltt_write_event_header - * - * Writes the event header to the offset (already aligned on 32-bits). - * - * @config: ring buffer instance configuration - * @ctx: reservation context - * @event_id: event ID - */ -static __inline__ -void ltt_write_event_header(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer_ctx *ctx, - uint32_t event_id) -{ - struct ltt_channel *ltt_chan = channel_get_private(ctx->chan); - struct ltt_event *event = ctx->priv; - - if (unlikely(ctx->rflags)) - goto slow_path; - - switch (ltt_chan->header_type) { - case 1: /* compact */ - { - uint32_t id_time = 0; - - bt_bitfield_write(&id_time, uint32_t, 0, 5, event_id); - bt_bitfield_write(&id_time, uint32_t, 5, 27, ctx->tsc); - lib_ring_buffer_write(config, ctx, &id_time, sizeof(id_time)); - break; - } - case 2: /* large */ - { - uint32_t timestamp = (uint32_t) ctx->tsc; - uint16_t id = event_id; - - lib_ring_buffer_write(config, ctx, &id, sizeof(id)); - lib_ring_buffer_align_ctx(ctx, ltt_alignof(uint32_t)); - lib_ring_buffer_write(config, ctx, ×tamp, sizeof(timestamp)); - break; - } - default: - WARN_ON_ONCE(1); - } - - ctx_record(ctx, ltt_chan, ltt_chan->ctx); - ctx_record(ctx, ltt_chan, event->ctx); - lib_ring_buffer_align_ctx(ctx, ctx->largest_align); - - return; - -slow_path: - ltt_write_event_header_slow(config, ctx, event_id); -} - -static -void ltt_write_event_header_slow(const struct lib_ring_buffer_config *config, - struct lib_ring_buffer_ctx *ctx, - uint32_t event_id) -{ - struct ltt_channel *ltt_chan = channel_get_private(ctx->chan); - struct ltt_event *event = ctx->priv; - - switch (ltt_chan->header_type) { - case 1: /* compact */ - if (!(ctx->rflags & (RING_BUFFER_RFLAG_FULL_TSC | LTT_RFLAG_EXTENDED))) { - uint32_t id_time = 0; - - bt_bitfield_write(&id_time, uint32_t, 0, 5, event_id); - bt_bitfield_write(&id_time, uint32_t, 5, 27, ctx->tsc); - lib_ring_buffer_write(config, ctx, &id_time, sizeof(id_time)); - } else { - uint8_t id = 0; - uint64_t timestamp = ctx->tsc; - - bt_bitfield_write(&id, uint8_t, 0, 5, 31); - lib_ring_buffer_write(config, ctx, &id, sizeof(id)); - /* Align extended struct on largest member */ - lib_ring_buffer_align_ctx(ctx, ltt_alignof(uint64_t)); - lib_ring_buffer_write(config, ctx, &event_id, sizeof(event_id)); - lib_ring_buffer_align_ctx(ctx, ltt_alignof(uint64_t)); - lib_ring_buffer_write(config, ctx, ×tamp, sizeof(timestamp)); - } - break; - case 2: /* large */ - { - if (!(ctx->rflags & (RING_BUFFER_RFLAG_FULL_TSC | LTT_RFLAG_EXTENDED))) { - uint32_t timestamp = (uint32_t) ctx->tsc; - uint16_t id = event_id; - - lib_ring_buffer_write(config, ctx, &id, sizeof(id)); - lib_ring_buffer_align_ctx(ctx, ltt_alignof(uint32_t)); - lib_ring_buffer_write(config, ctx, ×tamp, sizeof(timestamp)); - } else { - uint16_t id = 65535; - uint64_t timestamp = ctx->tsc; - - lib_ring_buffer_write(config, ctx, &id, sizeof(id)); - /* Align extended struct on largest member */ - lib_ring_buffer_align_ctx(ctx, ltt_alignof(uint64_t)); - lib_ring_buffer_write(config, ctx, &event_id, sizeof(event_id)); - lib_ring_buffer_align_ctx(ctx, ltt_alignof(uint64_t)); - lib_ring_buffer_write(config, ctx, ×tamp, sizeof(timestamp)); - } - break; - } - default: - WARN_ON_ONCE(1); - } - ctx_record(ctx, ltt_chan, ltt_chan->ctx); - ctx_record(ctx, ltt_chan, event->ctx); - lib_ring_buffer_align_ctx(ctx, ctx->largest_align); -} - -static const struct lib_ring_buffer_config client_config; - -static u64 client_ring_buffer_clock_read(struct channel *chan) -{ - return lib_ring_buffer_clock_read(chan); -} - -static -size_t client_record_header_size(const struct lib_ring_buffer_config *config, - struct channel *chan, size_t offset, - size_t *pre_header_padding, - struct lib_ring_buffer_ctx *ctx) -{ - return record_header_size(config, chan, offset, - pre_header_padding, ctx); -} - -/** - * client_packet_header_size - called on buffer-switch to a new sub-buffer - * - * Return header size without padding after the structure. Don't use packed - * structure because gcc generates inefficient code on some architectures - * (powerpc, mips..) - */ -static size_t client_packet_header_size(void) -{ - return offsetof(struct packet_header, ctx.header_end); -} - -static void client_buffer_begin(struct lib_ring_buffer *buf, u64 tsc, - unsigned int subbuf_idx) -{ - struct channel *chan = buf->backend.chan; - struct packet_header *header = - (struct packet_header *) - lib_ring_buffer_offset_address(&buf->backend, - subbuf_idx * chan->backend.subbuf_size); - struct ltt_channel *ltt_chan = channel_get_private(chan); - struct ltt_session *session = ltt_chan->session; - - header->magic = CTF_MAGIC_NUMBER; - memcpy(header->uuid, session->uuid.b, sizeof(session->uuid)); - header->stream_id = ltt_chan->id; - header->ctx.timestamp_begin = tsc; - header->ctx.timestamp_end = 0; - header->ctx.events_discarded = 0; - header->ctx.content_size = 0xFFFFFFFF; /* for debugging */ - header->ctx.packet_size = 0xFFFFFFFF; - header->ctx.cpu_id = buf->backend.cpu; -} - -/* - * offset is assumed to never be 0 here : never deliver a completely empty - * subbuffer. data_size is between 1 and subbuf_size. - */ -static void client_buffer_end(struct lib_ring_buffer *buf, u64 tsc, - unsigned int subbuf_idx, unsigned long data_size) -{ - struct channel *chan = buf->backend.chan; - struct packet_header *header = - (struct packet_header *) - lib_ring_buffer_offset_address(&buf->backend, - subbuf_idx * chan->backend.subbuf_size); - unsigned long records_lost = 0; - - header->ctx.timestamp_end = tsc; - header->ctx.content_size = data_size * CHAR_BIT; /* in bits */ - header->ctx.packet_size = PAGE_ALIGN(data_size) * CHAR_BIT; /* in bits */ - records_lost += lib_ring_buffer_get_records_lost_full(&client_config, buf); - records_lost += lib_ring_buffer_get_records_lost_wrap(&client_config, buf); - records_lost += lib_ring_buffer_get_records_lost_big(&client_config, buf); - header->ctx.events_discarded = records_lost; -} - -static int client_buffer_create(struct lib_ring_buffer *buf, void *priv, - int cpu, const char *name) -{ - return 0; -} - -static void client_buffer_finalize(struct lib_ring_buffer *buf, void *priv, int cpu) -{ -} - -static const struct lib_ring_buffer_config client_config = { - .cb.ring_buffer_clock_read = client_ring_buffer_clock_read, - .cb.record_header_size = client_record_header_size, - .cb.subbuffer_header_size = client_packet_header_size, - .cb.buffer_begin = client_buffer_begin, - .cb.buffer_end = client_buffer_end, - .cb.buffer_create = client_buffer_create, - .cb.buffer_finalize = client_buffer_finalize, - - .tsc_bits = 32, - .alloc = RING_BUFFER_ALLOC_PER_CPU, - .sync = RING_BUFFER_SYNC_PER_CPU, - .mode = RING_BUFFER_MODE_TEMPLATE, - .backend = RING_BUFFER_PAGE, - .output = RING_BUFFER_OUTPUT_TEMPLATE, - .oops = RING_BUFFER_OOPS_CONSISTENCY, - .ipi = RING_BUFFER_IPI_BARRIER, - .wakeup = RING_BUFFER_WAKEUP_BY_TIMER, -}; - -static -struct channel *_channel_create(const char *name, - struct ltt_channel *ltt_chan, void *buf_addr, - size_t subbuf_size, size_t num_subbuf, - unsigned int switch_timer_interval, - unsigned int read_timer_interval) -{ - return channel_create(&client_config, name, ltt_chan, buf_addr, - subbuf_size, num_subbuf, switch_timer_interval, - read_timer_interval); -} - -static -void ltt_channel_destroy(struct channel *chan) -{ - channel_destroy(chan); -} - -static -struct lib_ring_buffer *ltt_buffer_read_open(struct channel *chan) -{ - struct lib_ring_buffer *buf; - int cpu; - - for_each_channel_cpu(cpu, chan) { - buf = channel_get_ring_buffer(&client_config, chan, cpu); - if (!lib_ring_buffer_open_read(buf)) - return buf; - } - return NULL; -} - -static -int ltt_buffer_has_read_closed_stream(struct channel *chan) -{ - struct lib_ring_buffer *buf; - int cpu; - - for_each_channel_cpu(cpu, chan) { - buf = channel_get_ring_buffer(&client_config, chan, cpu); - if (!atomic_long_read(&buf->active_readers)) - return 1; - } - return 0; -} - -static -void ltt_buffer_read_close(struct lib_ring_buffer *buf) -{ - lib_ring_buffer_release_read(buf); -} - -static -int ltt_event_reserve(struct lib_ring_buffer_ctx *ctx, - uint32_t event_id) -{ - struct ltt_channel *ltt_chan = channel_get_private(ctx->chan); - int ret, cpu; - - cpu = lib_ring_buffer_get_cpu(&client_config); - if (cpu < 0) - return -EPERM; - ctx->cpu = cpu; - - switch (ltt_chan->header_type) { - case 1: /* compact */ - if (event_id > 30) - ctx->rflags |= LTT_RFLAG_EXTENDED; - break; - case 2: /* large */ - if (event_id > 65534) - ctx->rflags |= LTT_RFLAG_EXTENDED; - break; - default: - WARN_ON_ONCE(1); - } - - ret = lib_ring_buffer_reserve(&client_config, ctx); - if (ret) - goto put; - ltt_write_event_header(&client_config, ctx, event_id); - return 0; -put: - lib_ring_buffer_put_cpu(&client_config); - return ret; -} - -static -void ltt_event_commit(struct lib_ring_buffer_ctx *ctx) -{ - lib_ring_buffer_commit(&client_config, ctx); - lib_ring_buffer_put_cpu(&client_config); -} - -static -void ltt_event_write(struct lib_ring_buffer_ctx *ctx, const void *src, - size_t len) -{ - lib_ring_buffer_write(&client_config, ctx, src, len); -} - -static -void ltt_event_write_from_user(struct lib_ring_buffer_ctx *ctx, - const void __user *src, size_t len) -{ - lib_ring_buffer_copy_from_user(&client_config, ctx, src, len); -} - -static -void ltt_event_memset(struct lib_ring_buffer_ctx *ctx, - int c, size_t len) -{ - lib_ring_buffer_memset(&client_config, ctx, c, len); -} - -static -wait_queue_head_t *ltt_get_writer_buf_wait_queue(struct channel *chan, int cpu) -{ - struct lib_ring_buffer *buf = channel_get_ring_buffer(&client_config, - chan, cpu); - return &buf->write_wait; -} - -static -wait_queue_head_t *ltt_get_hp_wait_queue(struct channel *chan) -{ - return &chan->hp_wait; -} - -static -int ltt_is_finalized(struct channel *chan) -{ - return lib_ring_buffer_channel_is_finalized(chan); -} - -static -int ltt_is_disabled(struct channel *chan) -{ - return lib_ring_buffer_channel_is_disabled(chan); -} - -static struct ltt_transport ltt_relay_transport = { - .name = "relay-" RING_BUFFER_MODE_TEMPLATE_STRING, - .owner = THIS_MODULE, - .ops = { - .channel_create = _channel_create, - .channel_destroy = ltt_channel_destroy, - .buffer_read_open = ltt_buffer_read_open, - .buffer_has_read_closed_stream = - ltt_buffer_has_read_closed_stream, - .buffer_read_close = ltt_buffer_read_close, - .event_reserve = ltt_event_reserve, - .event_commit = ltt_event_commit, - .event_write = ltt_event_write, - .event_write_from_user = ltt_event_write_from_user, - .event_memset = ltt_event_memset, - .packet_avail_size = NULL, /* Would be racy anyway */ - .get_writer_buf_wait_queue = ltt_get_writer_buf_wait_queue, - .get_hp_wait_queue = ltt_get_hp_wait_queue, - .is_finalized = ltt_is_finalized, - .is_disabled = ltt_is_disabled, - }, -}; - -static int __init ltt_ring_buffer_client_init(void) -{ - /* - * This vmalloc sync all also takes care of the lib ring buffer - * vmalloc'd module pages when it is built as a module into LTTng. - */ - wrapper_vmalloc_sync_all(); - ltt_transport_register(<t_relay_transport); - return 0; -} - -module_init(ltt_ring_buffer_client_init); - -static void __exit ltt_ring_buffer_client_exit(void) -{ - ltt_transport_unregister(<t_relay_transport); -} - -module_exit(ltt_ring_buffer_client_exit); - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("LTTng ring buffer " RING_BUFFER_MODE_TEMPLATE_STRING - " client"); diff --git a/drivers/staging/lttng/ltt-ring-buffer-metadata-client.c b/drivers/staging/lttng/ltt-ring-buffer-metadata-client.c deleted file mode 100644 index ac6fe78..0000000 --- a/drivers/staging/lttng/ltt-ring-buffer-metadata-client.c +++ /dev/null @@ -1,21 +0,0 @@ -/* - * ltt-ring-buffer-metadata-client.c - * - * Copyright (C) 2010 - Mathieu Desnoyers - * - * LTTng lib ring buffer metadta client. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include "ltt-tracer.h" - -#define RING_BUFFER_MODE_TEMPLATE RING_BUFFER_DISCARD -#define RING_BUFFER_MODE_TEMPLATE_STRING "metadata" -#define RING_BUFFER_OUTPUT_TEMPLATE RING_BUFFER_SPLICE -#include "ltt-ring-buffer-metadata-client.h" - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("LTTng Ring Buffer Metadata Client"); diff --git a/drivers/staging/lttng/ltt-ring-buffer-metadata-client.h b/drivers/staging/lttng/ltt-ring-buffer-metadata-client.h deleted file mode 100644 index 529bbb1..0000000 --- a/drivers/staging/lttng/ltt-ring-buffer-metadata-client.h +++ /dev/null @@ -1,330 +0,0 @@ -/* - * ltt-ring-buffer-client.h - * - * Copyright (C) 2010 - Mathieu Desnoyers - * - * LTTng lib ring buffer client template. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include "wrapper/vmalloc.h" /* for wrapper_vmalloc_sync_all() */ -#include "ltt-events.h" -#include "ltt-tracer.h" - -struct metadata_packet_header { - uint32_t magic; /* 0x75D11D57 */ - uint8_t uuid[16]; /* Unique Universal Identifier */ - uint32_t checksum; /* 0 if unused */ - uint32_t content_size; /* in bits */ - uint32_t packet_size; /* in bits */ - uint8_t compression_scheme; /* 0 if unused */ - uint8_t encryption_scheme; /* 0 if unused */ - uint8_t checksum_scheme; /* 0 if unused */ - uint8_t major; /* CTF spec major version number */ - uint8_t minor; /* CTF spec minor version number */ - uint8_t header_end[0]; -}; - -struct metadata_record_header { - uint8_t header_end[0]; /* End of header */ -}; - -static const struct lib_ring_buffer_config client_config; - -static inline -u64 lib_ring_buffer_clock_read(struct channel *chan) -{ - return 0; -} - -static inline -unsigned char record_header_size(const struct lib_ring_buffer_config *config, - struct channel *chan, size_t offset, - size_t *pre_header_padding, - struct lib_ring_buffer_ctx *ctx) -{ - return 0; -} - -#include "wrapper/ringbuffer/api.h" - -static u64 client_ring_buffer_clock_read(struct channel *chan) -{ - return 0; -} - -static -size_t client_record_header_size(const struct lib_ring_buffer_config *config, - struct channel *chan, size_t offset, - size_t *pre_header_padding, - struct lib_ring_buffer_ctx *ctx) -{ - return 0; -} - -/** - * client_packet_header_size - called on buffer-switch to a new sub-buffer - * - * Return header size without padding after the structure. Don't use packed - * structure because gcc generates inefficient code on some architectures - * (powerpc, mips..) - */ -static size_t client_packet_header_size(void) -{ - return offsetof(struct metadata_packet_header, header_end); -} - -static void client_buffer_begin(struct lib_ring_buffer *buf, u64 tsc, - unsigned int subbuf_idx) -{ - struct channel *chan = buf->backend.chan; - struct metadata_packet_header *header = - (struct metadata_packet_header *) - lib_ring_buffer_offset_address(&buf->backend, - subbuf_idx * chan->backend.subbuf_size); - struct ltt_channel *ltt_chan = channel_get_private(chan); - struct ltt_session *session = ltt_chan->session; - - header->magic = TSDL_MAGIC_NUMBER; - memcpy(header->uuid, session->uuid.b, sizeof(session->uuid)); - header->checksum = 0; /* 0 if unused */ - header->content_size = 0xFFFFFFFF; /* in bits, for debugging */ - header->packet_size = 0xFFFFFFFF; /* in bits, for debugging */ - header->compression_scheme = 0; /* 0 if unused */ - header->encryption_scheme = 0; /* 0 if unused */ - header->checksum_scheme = 0; /* 0 if unused */ - header->major = CTF_SPEC_MAJOR; - header->minor = CTF_SPEC_MINOR; -} - -/* - * offset is assumed to never be 0 here : never deliver a completely empty - * subbuffer. data_size is between 1 and subbuf_size. - */ -static void client_buffer_end(struct lib_ring_buffer *buf, u64 tsc, - unsigned int subbuf_idx, unsigned long data_size) -{ - struct channel *chan = buf->backend.chan; - struct metadata_packet_header *header = - (struct metadata_packet_header *) - lib_ring_buffer_offset_address(&buf->backend, - subbuf_idx * chan->backend.subbuf_size); - unsigned long records_lost = 0; - - header->content_size = data_size * CHAR_BIT; /* in bits */ - header->packet_size = PAGE_ALIGN(data_size) * CHAR_BIT; /* in bits */ - /* - * We do not care about the records lost count, because the metadata - * channel waits and retry. - */ - (void) lib_ring_buffer_get_records_lost_full(&client_config, buf); - records_lost += lib_ring_buffer_get_records_lost_wrap(&client_config, buf); - records_lost += lib_ring_buffer_get_records_lost_big(&client_config, buf); - WARN_ON_ONCE(records_lost != 0); -} - -static int client_buffer_create(struct lib_ring_buffer *buf, void *priv, - int cpu, const char *name) -{ - return 0; -} - -static void client_buffer_finalize(struct lib_ring_buffer *buf, void *priv, int cpu) -{ -} - -static const struct lib_ring_buffer_config client_config = { - .cb.ring_buffer_clock_read = client_ring_buffer_clock_read, - .cb.record_header_size = client_record_header_size, - .cb.subbuffer_header_size = client_packet_header_size, - .cb.buffer_begin = client_buffer_begin, - .cb.buffer_end = client_buffer_end, - .cb.buffer_create = client_buffer_create, - .cb.buffer_finalize = client_buffer_finalize, - - .tsc_bits = 0, - .alloc = RING_BUFFER_ALLOC_GLOBAL, - .sync = RING_BUFFER_SYNC_GLOBAL, - .mode = RING_BUFFER_MODE_TEMPLATE, - .backend = RING_BUFFER_PAGE, - .output = RING_BUFFER_OUTPUT_TEMPLATE, - .oops = RING_BUFFER_OOPS_CONSISTENCY, - .ipi = RING_BUFFER_IPI_BARRIER, - .wakeup = RING_BUFFER_WAKEUP_BY_TIMER, -}; - -static -struct channel *_channel_create(const char *name, - struct ltt_channel *ltt_chan, void *buf_addr, - size_t subbuf_size, size_t num_subbuf, - unsigned int switch_timer_interval, - unsigned int read_timer_interval) -{ - return channel_create(&client_config, name, ltt_chan, buf_addr, - subbuf_size, num_subbuf, switch_timer_interval, - read_timer_interval); -} - -static -void ltt_channel_destroy(struct channel *chan) -{ - channel_destroy(chan); -} - -static -struct lib_ring_buffer *ltt_buffer_read_open(struct channel *chan) -{ - struct lib_ring_buffer *buf; - - buf = channel_get_ring_buffer(&client_config, chan, 0); - if (!lib_ring_buffer_open_read(buf)) - return buf; - return NULL; -} - -static -int ltt_buffer_has_read_closed_stream(struct channel *chan) -{ - struct lib_ring_buffer *buf; - int cpu; - - for_each_channel_cpu(cpu, chan) { - buf = channel_get_ring_buffer(&client_config, chan, cpu); - if (!atomic_long_read(&buf->active_readers)) - return 1; - } - return 0; -} - -static -void ltt_buffer_read_close(struct lib_ring_buffer *buf) -{ - lib_ring_buffer_release_read(buf); -} - -static -int ltt_event_reserve(struct lib_ring_buffer_ctx *ctx, uint32_t event_id) -{ - return lib_ring_buffer_reserve(&client_config, ctx); -} - -static -void ltt_event_commit(struct lib_ring_buffer_ctx *ctx) -{ - lib_ring_buffer_commit(&client_config, ctx); -} - -static -void ltt_event_write(struct lib_ring_buffer_ctx *ctx, const void *src, - size_t len) -{ - lib_ring_buffer_write(&client_config, ctx, src, len); -} - -static -void ltt_event_write_from_user(struct lib_ring_buffer_ctx *ctx, - const void __user *src, size_t len) -{ - lib_ring_buffer_copy_from_user(&client_config, ctx, src, len); -} - -static -void ltt_event_memset(struct lib_ring_buffer_ctx *ctx, - int c, size_t len) -{ - lib_ring_buffer_memset(&client_config, ctx, c, len); -} - -static -size_t ltt_packet_avail_size(struct channel *chan) - -{ - unsigned long o_begin; - struct lib_ring_buffer *buf; - - buf = chan->backend.buf; /* Only for global buffer ! */ - o_begin = v_read(&client_config, &buf->offset); - if (subbuf_offset(o_begin, chan) != 0) { - return chan->backend.subbuf_size - subbuf_offset(o_begin, chan); - } else { - return chan->backend.subbuf_size - subbuf_offset(o_begin, chan) - - sizeof(struct metadata_packet_header); - } -} - -static -wait_queue_head_t *ltt_get_writer_buf_wait_queue(struct channel *chan, int cpu) -{ - struct lib_ring_buffer *buf = channel_get_ring_buffer(&client_config, - chan, cpu); - return &buf->write_wait; -} - -static -wait_queue_head_t *ltt_get_hp_wait_queue(struct channel *chan) -{ - return &chan->hp_wait; -} - -static -int ltt_is_finalized(struct channel *chan) -{ - return lib_ring_buffer_channel_is_finalized(chan); -} - -static -int ltt_is_disabled(struct channel *chan) -{ - return lib_ring_buffer_channel_is_disabled(chan); -} - -static struct ltt_transport ltt_relay_transport = { - .name = "relay-" RING_BUFFER_MODE_TEMPLATE_STRING, - .owner = THIS_MODULE, - .ops = { - .channel_create = _channel_create, - .channel_destroy = ltt_channel_destroy, - .buffer_read_open = ltt_buffer_read_open, - .buffer_has_read_closed_stream = - ltt_buffer_has_read_closed_stream, - .buffer_read_close = ltt_buffer_read_close, - .event_reserve = ltt_event_reserve, - .event_commit = ltt_event_commit, - .event_write_from_user = ltt_event_write_from_user, - .event_memset = ltt_event_memset, - .event_write = ltt_event_write, - .packet_avail_size = ltt_packet_avail_size, - .get_writer_buf_wait_queue = ltt_get_writer_buf_wait_queue, - .get_hp_wait_queue = ltt_get_hp_wait_queue, - .is_finalized = ltt_is_finalized, - .is_disabled = ltt_is_disabled, - }, -}; - -static int __init ltt_ring_buffer_client_init(void) -{ - /* - * This vmalloc sync all also takes care of the lib ring buffer - * vmalloc'd module pages when it is built as a module into LTTng. - */ - wrapper_vmalloc_sync_all(); - ltt_transport_register(<t_relay_transport); - return 0; -} - -module_init(ltt_ring_buffer_client_init); - -static void __exit ltt_ring_buffer_client_exit(void) -{ - ltt_transport_unregister(<t_relay_transport); -} - -module_exit(ltt_ring_buffer_client_exit); - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("LTTng ring buffer " RING_BUFFER_MODE_TEMPLATE_STRING - " client"); diff --git a/drivers/staging/lttng/ltt-ring-buffer-metadata-mmap-client.c b/drivers/staging/lttng/ltt-ring-buffer-metadata-mmap-client.c deleted file mode 100644 index 5cad3f9..0000000 --- a/drivers/staging/lttng/ltt-ring-buffer-metadata-mmap-client.c +++ /dev/null @@ -1,21 +0,0 @@ -/* - * ltt-ring-buffer-metadata-client.c - * - * Copyright (C) 2010 - Mathieu Desnoyers - * - * LTTng lib ring buffer metadta client. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include "ltt-tracer.h" - -#define RING_BUFFER_MODE_TEMPLATE RING_BUFFER_DISCARD -#define RING_BUFFER_MODE_TEMPLATE_STRING "metadata-mmap" -#define RING_BUFFER_OUTPUT_TEMPLATE RING_BUFFER_MMAP -#include "ltt-ring-buffer-metadata-client.h" - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("LTTng Ring Buffer Metadata Client"); diff --git a/drivers/staging/lttng/ltt-tracer-core.h b/drivers/staging/lttng/ltt-tracer-core.h deleted file mode 100644 index 5abc432..0000000 --- a/drivers/staging/lttng/ltt-tracer-core.h +++ /dev/null @@ -1,28 +0,0 @@ -#ifndef LTT_TRACER_CORE_H -#define LTT_TRACER_CORE_H - -/* - * ltt-tracer-core.h - * - * Copyright (C) 2005-2011 Mathieu Desnoyers - * - * This contains the core definitions for the Linux Trace Toolkit. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include - -#ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS -/* Align data on its natural alignment */ -#define RING_BUFFER_ALIGN -#endif - -#include "wrapper/ringbuffer/config.h" - -struct ltt_session; -struct ltt_channel; -struct ltt_event; - -#endif /* LTT_TRACER_CORE_H */ diff --git a/drivers/staging/lttng/ltt-tracer.h b/drivers/staging/lttng/ltt-tracer.h deleted file mode 100644 index a21c38c..0000000 --- a/drivers/staging/lttng/ltt-tracer.h +++ /dev/null @@ -1,67 +0,0 @@ -#ifndef _LTT_TRACER_H -#define _LTT_TRACER_H - -/* - * ltt-tracer.h - * - * Copyright (C) 2005-2011 Mathieu Desnoyers - * - * This contains the definitions for the Linux Trace Toolkit tracer. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "wrapper/trace-clock.h" -#include "ltt-tracer-core.h" -#include "ltt-events.h" - -#define LTTNG_VERSION 0 -#define LTTNG_PATCHLEVEL 9 -#define LTTNG_SUBLEVEL 1 - -#ifndef CHAR_BIT -#define CHAR_BIT 8 -#endif - -/* Number of bytes to log with a read/write event */ -#define LTT_LOG_RW_SIZE 32L -#define LTT_MAX_SMALL_SIZE 0xFFFFU - -#ifdef RING_BUFFER_ALIGN -#define ltt_alignof(type) __alignof__(type) -#else -#define ltt_alignof(type) 1 -#endif - -/* Tracer properties */ -#define CTF_MAGIC_NUMBER 0xC1FC1FC1 -#define TSDL_MAGIC_NUMBER 0x75D11D57 - -/* CTF specification version followed */ -#define CTF_SPEC_MAJOR 1 -#define CTF_SPEC_MINOR 8 - -/* Tracer major/minor versions */ -#define CTF_VERSION_MAJOR 0 -#define CTF_VERSION_MINOR 1 - -/* - * Number of milliseconds to retry before failing metadata writes on buffer full - * condition. (10 seconds) - */ -#define LTTNG_METADATA_TIMEOUT_MSEC 10000 - -#define LTT_RFLAG_EXTENDED RING_BUFFER_RFLAG_END -#define LTT_RFLAG_END (LTT_RFLAG_EXTENDED << 1) - -#endif /* _LTT_TRACER_H */ diff --git a/drivers/staging/lttng/lttng-calibrate.c b/drivers/staging/lttng/lttng-calibrate.c deleted file mode 100644 index 07e3c5b..0000000 --- a/drivers/staging/lttng/lttng-calibrate.c +++ /dev/null @@ -1,30 +0,0 @@ -/* - * lttng-calibrate.c - * - * Copyright 2011 (c) - Mathieu Desnoyers - * - * LTTng probe calibration. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include "ltt-debugfs-abi.h" -#include "ltt-events.h" - -noinline -void lttng_calibrate_kretprobe(void) -{ - asm volatile (""); -} - -int lttng_calibrate(struct lttng_kernel_calibrate *calibrate) -{ - switch (calibrate->type) { - case LTTNG_KERNEL_CALIBRATE_KRETPROBE: - lttng_calibrate_kretprobe(); - break; - default: - return -EINVAL; - } - return 0; -} diff --git a/drivers/staging/lttng/lttng-context-nice.c b/drivers/staging/lttng/lttng-context-nice.c deleted file mode 100644 index 9b99b549..0000000 --- a/drivers/staging/lttng/lttng-context-nice.c +++ /dev/null @@ -1,68 +0,0 @@ -/* - * (C) Copyright 2009-2011 - - * Mathieu Desnoyers - * - * LTTng nice context. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include -#include "ltt-events.h" -#include "wrapper/ringbuffer/frontend_types.h" -#include "wrapper/vmalloc.h" -#include "ltt-tracer.h" - -static -size_t nice_get_size(size_t offset) -{ - size_t size = 0; - - size += lib_ring_buffer_align(offset, ltt_alignof(int)); - size += sizeof(int); - return size; -} - -static -void nice_record(struct lttng_ctx_field *field, - struct lib_ring_buffer_ctx *ctx, - struct ltt_channel *chan) -{ - int nice; - - nice = task_nice(current); - lib_ring_buffer_align_ctx(ctx, ltt_alignof(nice)); - chan->ops->event_write(ctx, &nice, sizeof(nice)); -} - -int lttng_add_nice_to_ctx(struct lttng_ctx **ctx) -{ - struct lttng_ctx_field *field; - - field = lttng_append_context(ctx); - if (!field) - return -ENOMEM; - if (lttng_find_context(*ctx, "nice")) { - lttng_remove_context_field(ctx, field); - return -EEXIST; - } - field->event_field.name = "nice"; - field->event_field.type.atype = atype_integer; - field->event_field.type.u.basic.integer.size = sizeof(int) * CHAR_BIT; - field->event_field.type.u.basic.integer.alignment = ltt_alignof(int) * CHAR_BIT; - field->event_field.type.u.basic.integer.signedness = is_signed_type(int); - field->event_field.type.u.basic.integer.reverse_byte_order = 0; - field->event_field.type.u.basic.integer.base = 10; - field->event_field.type.u.basic.integer.encoding = lttng_encode_none; - field->get_size = nice_get_size; - field->record = nice_record; - wrapper_vmalloc_sync_all(); - return 0; -} -EXPORT_SYMBOL_GPL(lttng_add_nice_to_ctx); - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("Linux Trace Toolkit Nice Context"); diff --git a/drivers/staging/lttng/lttng-context-perf-counters.c b/drivers/staging/lttng/lttng-context-perf-counters.c deleted file mode 100644 index 3ae2266..0000000 --- a/drivers/staging/lttng/lttng-context-perf-counters.c +++ /dev/null @@ -1,271 +0,0 @@ -/* - * (C) Copyright 2009-2011 - - * Mathieu Desnoyers - * - * LTTng performance monitoring counters (perf-counters) integration module. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include -#include -#include -#include "ltt-events.h" -#include "wrapper/ringbuffer/frontend_types.h" -#include "wrapper/vmalloc.h" -#include "wrapper/perf.h" -#include "ltt-tracer.h" - -static -size_t perf_counter_get_size(size_t offset) -{ - size_t size = 0; - - size += lib_ring_buffer_align(offset, ltt_alignof(uint64_t)); - size += sizeof(uint64_t); - return size; -} - -static -void perf_counter_record(struct lttng_ctx_field *field, - struct lib_ring_buffer_ctx *ctx, - struct ltt_channel *chan) -{ - struct perf_event *event; - uint64_t value; - - event = field->u.perf_counter->e[ctx->cpu]; - if (likely(event)) { - if (unlikely(event->state == PERF_EVENT_STATE_ERROR)) { - value = 0; - } else { - event->pmu->read(event); - value = local64_read(&event->count); - } - } else { - /* - * Perf chooses not to be clever and not to support enabling a - * perf counter before the cpu is brought up. Therefore, we need - * to support having events coming (e.g. scheduler events) - * before the counter is setup. Write an arbitrary 0 in this - * case. - */ - value = 0; - } - lib_ring_buffer_align_ctx(ctx, ltt_alignof(value)); - chan->ops->event_write(ctx, &value, sizeof(value)); -} - -#if defined(CONFIG_PERF_EVENTS) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3,0,99)) -static -void overflow_callback(struct perf_event *event, - struct perf_sample_data *data, - struct pt_regs *regs) -{ -} -#else -static -void overflow_callback(struct perf_event *event, int nmi, - struct perf_sample_data *data, - struct pt_regs *regs) -{ -} -#endif - -static -void lttng_destroy_perf_counter_field(struct lttng_ctx_field *field) -{ - struct perf_event **events = field->u.perf_counter->e; - int cpu; - - get_online_cpus(); - for_each_online_cpu(cpu) - perf_event_release_kernel(events[cpu]); - put_online_cpus(); -#ifdef CONFIG_HOTPLUG_CPU - unregister_cpu_notifier(&field->u.perf_counter->nb); -#endif - kfree(field->event_field.name); - kfree(field->u.perf_counter->attr); - kfree(events); - kfree(field->u.perf_counter); -} - -#ifdef CONFIG_HOTPLUG_CPU - -/** - * lttng_perf_counter_hp_callback - CPU hotplug callback - * @nb: notifier block - * @action: hotplug action to take - * @hcpu: CPU number - * - * Returns the success/failure of the operation. (%NOTIFY_OK, %NOTIFY_BAD) - * - * We can setup perf counters when the cpu is online (up prepare seems to be too - * soon). - */ -static -int __cpuinit lttng_perf_counter_cpu_hp_callback(struct notifier_block *nb, - unsigned long action, - void *hcpu) -{ - unsigned int cpu = (unsigned long) hcpu; - struct lttng_perf_counter_field *perf_field = - container_of(nb, struct lttng_perf_counter_field, nb); - struct perf_event **events = perf_field->e; - struct perf_event_attr *attr = perf_field->attr; - struct perf_event *pevent; - - if (!perf_field->hp_enable) - return NOTIFY_OK; - - switch (action) { - case CPU_ONLINE: - case CPU_ONLINE_FROZEN: - pevent = wrapper_perf_event_create_kernel_counter(attr, - cpu, NULL, overflow_callback); - if (!pevent || IS_ERR(pevent)) - return NOTIFY_BAD; - if (pevent->state == PERF_EVENT_STATE_ERROR) { - perf_event_release_kernel(pevent); - return NOTIFY_BAD; - } - barrier(); /* Create perf counter before setting event */ - events[cpu] = pevent; - break; - case CPU_UP_CANCELED: - case CPU_UP_CANCELED_FROZEN: - case CPU_DEAD: - case CPU_DEAD_FROZEN: - pevent = events[cpu]; - events[cpu] = NULL; - barrier(); /* NULLify event before perf counter teardown */ - perf_event_release_kernel(pevent); - break; - } - return NOTIFY_OK; -} - -#endif - -int lttng_add_perf_counter_to_ctx(uint32_t type, - uint64_t config, - const char *name, - struct lttng_ctx **ctx) -{ - struct lttng_ctx_field *field; - struct lttng_perf_counter_field *perf_field; - struct perf_event **events; - struct perf_event_attr *attr; - int ret; - int cpu; - char *name_alloc; - - events = kzalloc(num_possible_cpus() * sizeof(*events), GFP_KERNEL); - if (!events) - return -ENOMEM; - - attr = kzalloc(sizeof(struct perf_event_attr), GFP_KERNEL); - if (!attr) { - ret = -ENOMEM; - goto error_attr; - } - - attr->type = type; - attr->config = config; - attr->size = sizeof(struct perf_event_attr); - attr->pinned = 1; - attr->disabled = 0; - - perf_field = kzalloc(sizeof(struct lttng_perf_counter_field), GFP_KERNEL); - if (!perf_field) { - ret = -ENOMEM; - goto error_alloc_perf_field; - } - perf_field->e = events; - perf_field->attr = attr; - - name_alloc = kstrdup(name, GFP_KERNEL); - if (!name_alloc) { - ret = -ENOMEM; - goto name_alloc_error; - } - - field = lttng_append_context(ctx); - if (!field) { - ret = -ENOMEM; - goto append_context_error; - } - if (lttng_find_context(*ctx, name_alloc)) { - ret = -EEXIST; - goto find_error; - } - -#ifdef CONFIG_HOTPLUG_CPU - perf_field->nb.notifier_call = - lttng_perf_counter_cpu_hp_callback; - perf_field->nb.priority = 0; - register_cpu_notifier(&perf_field->nb); -#endif - - get_online_cpus(); - for_each_online_cpu(cpu) { - events[cpu] = wrapper_perf_event_create_kernel_counter(attr, - cpu, NULL, overflow_callback); - if (!events[cpu] || IS_ERR(events[cpu])) { - ret = -EINVAL; - goto counter_error; - } - if (events[cpu]->state == PERF_EVENT_STATE_ERROR) { - ret = -EBUSY; - goto counter_busy; - } - } - put_online_cpus(); - - field->destroy = lttng_destroy_perf_counter_field; - - field->event_field.name = name_alloc; - field->event_field.type.atype = atype_integer; - field->event_field.type.u.basic.integer.size = sizeof(uint64_t) * CHAR_BIT; - field->event_field.type.u.basic.integer.alignment = ltt_alignof(uint64_t) * CHAR_BIT; - field->event_field.type.u.basic.integer.signedness = is_signed_type(uint64_t); - field->event_field.type.u.basic.integer.reverse_byte_order = 0; - field->event_field.type.u.basic.integer.base = 10; - field->event_field.type.u.basic.integer.encoding = lttng_encode_none; - field->get_size = perf_counter_get_size; - field->record = perf_counter_record; - field->u.perf_counter = perf_field; - perf_field->hp_enable = 1; - - wrapper_vmalloc_sync_all(); - return 0; - -counter_busy: -counter_error: - for_each_online_cpu(cpu) { - if (events[cpu] && !IS_ERR(events[cpu])) - perf_event_release_kernel(events[cpu]); - } - put_online_cpus(); -#ifdef CONFIG_HOTPLUG_CPU - unregister_cpu_notifier(&perf_field->nb); -#endif -find_error: - lttng_remove_context_field(ctx, field); -append_context_error: - kfree(name_alloc); -name_alloc_error: - kfree(perf_field); -error_alloc_perf_field: - kfree(attr); -error_attr: - kfree(events); - return ret; -} - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("Linux Trace Toolkit Perf Support"); diff --git a/drivers/staging/lttng/lttng-context-pid.c b/drivers/staging/lttng/lttng-context-pid.c deleted file mode 100644 index 698b242..0000000 --- a/drivers/staging/lttng/lttng-context-pid.c +++ /dev/null @@ -1,68 +0,0 @@ -/* - * (C) Copyright 2009-2011 - - * Mathieu Desnoyers - * - * LTTng PID context. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include -#include "ltt-events.h" -#include "wrapper/ringbuffer/frontend_types.h" -#include "wrapper/vmalloc.h" -#include "ltt-tracer.h" - -static -size_t pid_get_size(size_t offset) -{ - size_t size = 0; - - size += lib_ring_buffer_align(offset, ltt_alignof(pid_t)); - size += sizeof(pid_t); - return size; -} - -static -void pid_record(struct lttng_ctx_field *field, - struct lib_ring_buffer_ctx *ctx, - struct ltt_channel *chan) -{ - pid_t pid; - - pid = task_tgid_nr(current); - lib_ring_buffer_align_ctx(ctx, ltt_alignof(pid)); - chan->ops->event_write(ctx, &pid, sizeof(pid)); -} - -int lttng_add_pid_to_ctx(struct lttng_ctx **ctx) -{ - struct lttng_ctx_field *field; - - field = lttng_append_context(ctx); - if (!field) - return -ENOMEM; - if (lttng_find_context(*ctx, "pid")) { - lttng_remove_context_field(ctx, field); - return -EEXIST; - } - field->event_field.name = "pid"; - field->event_field.type.atype = atype_integer; - field->event_field.type.u.basic.integer.size = sizeof(pid_t) * CHAR_BIT; - field->event_field.type.u.basic.integer.alignment = ltt_alignof(pid_t) * CHAR_BIT; - field->event_field.type.u.basic.integer.signedness = is_signed_type(pid_t); - field->event_field.type.u.basic.integer.reverse_byte_order = 0; - field->event_field.type.u.basic.integer.base = 10; - field->event_field.type.u.basic.integer.encoding = lttng_encode_none; - field->get_size = pid_get_size; - field->record = pid_record; - wrapper_vmalloc_sync_all(); - return 0; -} -EXPORT_SYMBOL_GPL(lttng_add_pid_to_ctx); - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("Linux Trace Toolkit PID Context"); diff --git a/drivers/staging/lttng/lttng-context-ppid.c b/drivers/staging/lttng/lttng-context-ppid.c deleted file mode 100644 index 738f7e6..0000000 --- a/drivers/staging/lttng/lttng-context-ppid.c +++ /dev/null @@ -1,71 +0,0 @@ -/* - * (C) Copyright 2009-2011 - - * Mathieu Desnoyers - * - * LTTng PPID context. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include -#include -#include "ltt-events.h" -#include "wrapper/ringbuffer/frontend_types.h" -#include "wrapper/vmalloc.h" -#include "ltt-tracer.h" - -static -size_t ppid_get_size(size_t offset) -{ - size_t size = 0; - - size += lib_ring_buffer_align(offset, ltt_alignof(pid_t)); - size += sizeof(pid_t); - return size; -} - -static -void ppid_record(struct lttng_ctx_field *field, - struct lib_ring_buffer_ctx *ctx, - struct ltt_channel *chan) -{ - pid_t ppid; - - rcu_read_lock(); - ppid = task_tgid_nr(current->real_parent); - rcu_read_unlock(); - lib_ring_buffer_align_ctx(ctx, ltt_alignof(ppid)); - chan->ops->event_write(ctx, &ppid, sizeof(ppid)); -} - -int lttng_add_ppid_to_ctx(struct lttng_ctx **ctx) -{ - struct lttng_ctx_field *field; - - field = lttng_append_context(ctx); - if (!field) - return -ENOMEM; - if (lttng_find_context(*ctx, "ppid")) { - lttng_remove_context_field(ctx, field); - return -EEXIST; - } - field->event_field.name = "ppid"; - field->event_field.type.atype = atype_integer; - field->event_field.type.u.basic.integer.size = sizeof(pid_t) * CHAR_BIT; - field->event_field.type.u.basic.integer.alignment = ltt_alignof(pid_t) * CHAR_BIT; - field->event_field.type.u.basic.integer.signedness = is_signed_type(pid_t); - field->event_field.type.u.basic.integer.reverse_byte_order = 0; - field->event_field.type.u.basic.integer.base = 10; - field->event_field.type.u.basic.integer.encoding = lttng_encode_none; - field->get_size = ppid_get_size; - field->record = ppid_record; - wrapper_vmalloc_sync_all(); - return 0; -} -EXPORT_SYMBOL_GPL(lttng_add_ppid_to_ctx); - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("Linux Trace Toolkit PPID Context"); diff --git a/drivers/staging/lttng/lttng-context-prio.c b/drivers/staging/lttng/lttng-context-prio.c deleted file mode 100644 index 1ee3a54..0000000 --- a/drivers/staging/lttng/lttng-context-prio.c +++ /dev/null @@ -1,89 +0,0 @@ -/* - * (C) Copyright 2009-2011 - - * Mathieu Desnoyers - * - * LTTng priority context. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include -#include "ltt-events.h" -#include "wrapper/ringbuffer/frontend_types.h" -#include "wrapper/vmalloc.h" -#include "wrapper/kallsyms.h" -#include "ltt-tracer.h" - -static -int (*wrapper_task_prio_sym)(struct task_struct *t); - -int wrapper_task_prio_init(void) -{ - wrapper_task_prio_sym = (void *) kallsyms_lookup_funcptr("task_prio"); - if (!wrapper_task_prio_sym) { - printk(KERN_WARNING "LTTng: task_prio symbol lookup failed.\n"); - return -EINVAL; - } - return 0; -} - -static -size_t prio_get_size(size_t offset) -{ - size_t size = 0; - - size += lib_ring_buffer_align(offset, ltt_alignof(int)); - size += sizeof(int); - return size; -} - -static -void prio_record(struct lttng_ctx_field *field, - struct lib_ring_buffer_ctx *ctx, - struct ltt_channel *chan) -{ - int prio; - - prio = wrapper_task_prio_sym(current); - lib_ring_buffer_align_ctx(ctx, ltt_alignof(prio)); - chan->ops->event_write(ctx, &prio, sizeof(prio)); -} - -int lttng_add_prio_to_ctx(struct lttng_ctx **ctx) -{ - struct lttng_ctx_field *field; - int ret; - - if (!wrapper_task_prio_sym) { - ret = wrapper_task_prio_init(); - if (ret) - return ret; - } - - field = lttng_append_context(ctx); - if (!field) - return -ENOMEM; - if (lttng_find_context(*ctx, "prio")) { - lttng_remove_context_field(ctx, field); - return -EEXIST; - } - field->event_field.name = "prio"; - field->event_field.type.atype = atype_integer; - field->event_field.type.u.basic.integer.size = sizeof(int) * CHAR_BIT; - field->event_field.type.u.basic.integer.alignment = ltt_alignof(int) * CHAR_BIT; - field->event_field.type.u.basic.integer.signedness = is_signed_type(int); - field->event_field.type.u.basic.integer.reverse_byte_order = 0; - field->event_field.type.u.basic.integer.base = 10; - field->event_field.type.u.basic.integer.encoding = lttng_encode_none; - field->get_size = prio_get_size; - field->record = prio_record; - wrapper_vmalloc_sync_all(); - return 0; -} -EXPORT_SYMBOL_GPL(lttng_add_prio_to_ctx); - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("Linux Trace Toolkit Priority Context"); diff --git a/drivers/staging/lttng/lttng-context-procname.c b/drivers/staging/lttng/lttng-context-procname.c deleted file mode 100644 index c6bc646..0000000 --- a/drivers/staging/lttng/lttng-context-procname.c +++ /dev/null @@ -1,72 +0,0 @@ -/* - * (C) Copyright 2009-2011 - - * Mathieu Desnoyers - * - * LTTng procname context. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include -#include "ltt-events.h" -#include "wrapper/ringbuffer/frontend_types.h" -#include "wrapper/vmalloc.h" -#include "ltt-tracer.h" - -static -size_t procname_get_size(size_t offset) -{ - size_t size = 0; - - size += sizeof(current->comm); - return size; -} - -/* - * Racy read of procname. We simply copy its whole array size. - * Races with /proc//procname write only. - * Otherwise having to take a mutex for each event is cumbersome and - * could lead to crash in IRQ context and deadlock of the lockdep tracer. - */ -static -void procname_record(struct lttng_ctx_field *field, - struct lib_ring_buffer_ctx *ctx, - struct ltt_channel *chan) -{ - chan->ops->event_write(ctx, current->comm, sizeof(current->comm)); -} - -int lttng_add_procname_to_ctx(struct lttng_ctx **ctx) -{ - struct lttng_ctx_field *field; - - field = lttng_append_context(ctx); - if (!field) - return -ENOMEM; - if (lttng_find_context(*ctx, "procname")) { - lttng_remove_context_field(ctx, field); - return -EEXIST; - } - field->event_field.name = "procname"; - field->event_field.type.atype = atype_array; - field->event_field.type.u.array.elem_type.atype = atype_integer; - field->event_field.type.u.array.elem_type.u.basic.integer.size = sizeof(char) * CHAR_BIT; - field->event_field.type.u.array.elem_type.u.basic.integer.alignment = ltt_alignof(char) * CHAR_BIT; - field->event_field.type.u.array.elem_type.u.basic.integer.signedness = is_signed_type(char); - field->event_field.type.u.array.elem_type.u.basic.integer.reverse_byte_order = 0; - field->event_field.type.u.array.elem_type.u.basic.integer.base = 10; - field->event_field.type.u.array.elem_type.u.basic.integer.encoding = lttng_encode_UTF8; - field->event_field.type.u.array.length = sizeof(current->comm); - - field->get_size = procname_get_size; - field->record = procname_record; - wrapper_vmalloc_sync_all(); - return 0; -} -EXPORT_SYMBOL_GPL(lttng_add_procname_to_ctx); - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("Linux Trace Toolkit Perf Support"); diff --git a/drivers/staging/lttng/lttng-context-tid.c b/drivers/staging/lttng/lttng-context-tid.c deleted file mode 100644 index d5ccdb6..0000000 --- a/drivers/staging/lttng/lttng-context-tid.c +++ /dev/null @@ -1,68 +0,0 @@ -/* - * (C) Copyright 2009-2011 - - * Mathieu Desnoyers - * - * LTTng TID context. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include -#include "ltt-events.h" -#include "wrapper/ringbuffer/frontend_types.h" -#include "wrapper/vmalloc.h" -#include "ltt-tracer.h" - -static -size_t tid_get_size(size_t offset) -{ - size_t size = 0; - - size += lib_ring_buffer_align(offset, ltt_alignof(pid_t)); - size += sizeof(pid_t); - return size; -} - -static -void tid_record(struct lttng_ctx_field *field, - struct lib_ring_buffer_ctx *ctx, - struct ltt_channel *chan) -{ - pid_t tid; - - tid = task_pid_nr(current); - lib_ring_buffer_align_ctx(ctx, ltt_alignof(tid)); - chan->ops->event_write(ctx, &tid, sizeof(tid)); -} - -int lttng_add_tid_to_ctx(struct lttng_ctx **ctx) -{ - struct lttng_ctx_field *field; - - field = lttng_append_context(ctx); - if (!field) - return -ENOMEM; - if (lttng_find_context(*ctx, "tid")) { - lttng_remove_context_field(ctx, field); - return -EEXIST; - } - field->event_field.name = "tid"; - field->event_field.type.atype = atype_integer; - field->event_field.type.u.basic.integer.size = sizeof(pid_t) * CHAR_BIT; - field->event_field.type.u.basic.integer.alignment = ltt_alignof(pid_t) * CHAR_BIT; - field->event_field.type.u.basic.integer.signedness = is_signed_type(pid_t); - field->event_field.type.u.basic.integer.reverse_byte_order = 0; - field->event_field.type.u.basic.integer.base = 10; - field->event_field.type.u.basic.integer.encoding = lttng_encode_none; - field->get_size = tid_get_size; - field->record = tid_record; - wrapper_vmalloc_sync_all(); - return 0; -} -EXPORT_SYMBOL_GPL(lttng_add_tid_to_ctx); - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("Linux Trace Toolkit TID Context"); diff --git a/drivers/staging/lttng/lttng-context-vpid.c b/drivers/staging/lttng/lttng-context-vpid.c deleted file mode 100644 index 3f16e03..0000000 --- a/drivers/staging/lttng/lttng-context-vpid.c +++ /dev/null @@ -1,74 +0,0 @@ -/* - * (C) Copyright 2009-2011 - - * Mathieu Desnoyers - * - * LTTng vPID context. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include -#include "ltt-events.h" -#include "wrapper/ringbuffer/frontend_types.h" -#include "wrapper/vmalloc.h" -#include "ltt-tracer.h" - -static -size_t vpid_get_size(size_t offset) -{ - size_t size = 0; - - size += lib_ring_buffer_align(offset, ltt_alignof(pid_t)); - size += sizeof(pid_t); - return size; -} - -static -void vpid_record(struct lttng_ctx_field *field, - struct lib_ring_buffer_ctx *ctx, - struct ltt_channel *chan) -{ - pid_t vpid; - - /* - * nsproxy can be NULL when scheduled out of exit. - */ - if (!current->nsproxy) - vpid = 0; - else - vpid = task_tgid_vnr(current); - lib_ring_buffer_align_ctx(ctx, ltt_alignof(vpid)); - chan->ops->event_write(ctx, &vpid, sizeof(vpid)); -} - -int lttng_add_vpid_to_ctx(struct lttng_ctx **ctx) -{ - struct lttng_ctx_field *field; - - field = lttng_append_context(ctx); - if (!field) - return -ENOMEM; - if (lttng_find_context(*ctx, "vpid")) { - lttng_remove_context_field(ctx, field); - return -EEXIST; - } - field->event_field.name = "vpid"; - field->event_field.type.atype = atype_integer; - field->event_field.type.u.basic.integer.size = sizeof(pid_t) * CHAR_BIT; - field->event_field.type.u.basic.integer.alignment = ltt_alignof(pid_t) * CHAR_BIT; - field->event_field.type.u.basic.integer.signedness = is_signed_type(pid_t); - field->event_field.type.u.basic.integer.reverse_byte_order = 0; - field->event_field.type.u.basic.integer.base = 10; - field->event_field.type.u.basic.integer.encoding = lttng_encode_none; - field->get_size = vpid_get_size; - field->record = vpid_record; - wrapper_vmalloc_sync_all(); - return 0; -} -EXPORT_SYMBOL_GPL(lttng_add_vpid_to_ctx); - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("Linux Trace Toolkit vPID Context"); diff --git a/drivers/staging/lttng/lttng-context-vppid.c b/drivers/staging/lttng/lttng-context-vppid.c deleted file mode 100644 index f01b020..0000000 --- a/drivers/staging/lttng/lttng-context-vppid.c +++ /dev/null @@ -1,79 +0,0 @@ -/* - * (C) Copyright 2009-2011 - - * Mathieu Desnoyers - * - * LTTng vPPID context. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include -#include -#include "ltt-events.h" -#include "wrapper/ringbuffer/frontend_types.h" -#include "wrapper/vmalloc.h" -#include "ltt-tracer.h" - -static -size_t vppid_get_size(size_t offset) -{ - size_t size = 0; - - size += lib_ring_buffer_align(offset, ltt_alignof(pid_t)); - size += sizeof(pid_t); - return size; -} - -static -void vppid_record(struct lttng_ctx_field *field, - struct lib_ring_buffer_ctx *ctx, - struct ltt_channel *chan) -{ - struct task_struct *parent; - pid_t vppid; - - /* - * nsproxy can be NULL when scheduled out of exit. - */ - rcu_read_lock(); - parent = rcu_dereference(current->real_parent); - if (!parent->nsproxy) - vppid = 0; - else - vppid = task_tgid_vnr(parent); - rcu_read_unlock(); - lib_ring_buffer_align_ctx(ctx, ltt_alignof(vppid)); - chan->ops->event_write(ctx, &vppid, sizeof(vppid)); -} - -int lttng_add_vppid_to_ctx(struct lttng_ctx **ctx) -{ - struct lttng_ctx_field *field; - - field = lttng_append_context(ctx); - if (!field) - return -ENOMEM; - if (lttng_find_context(*ctx, "vppid")) { - lttng_remove_context_field(ctx, field); - return -EEXIST; - } - field->event_field.name = "vppid"; - field->event_field.type.atype = atype_integer; - field->event_field.type.u.basic.integer.size = sizeof(pid_t) * CHAR_BIT; - field->event_field.type.u.basic.integer.alignment = ltt_alignof(pid_t) * CHAR_BIT; - field->event_field.type.u.basic.integer.signedness = is_signed_type(pid_t); - field->event_field.type.u.basic.integer.reverse_byte_order = 0; - field->event_field.type.u.basic.integer.base = 10; - field->event_field.type.u.basic.integer.encoding = lttng_encode_none; - field->get_size = vppid_get_size; - field->record = vppid_record; - wrapper_vmalloc_sync_all(); - return 0; -} -EXPORT_SYMBOL_GPL(lttng_add_vppid_to_ctx); - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("Linux Trace Toolkit vPPID Context"); diff --git a/drivers/staging/lttng/lttng-context-vtid.c b/drivers/staging/lttng/lttng-context-vtid.c deleted file mode 100644 index 264bbb3..0000000 --- a/drivers/staging/lttng/lttng-context-vtid.c +++ /dev/null @@ -1,74 +0,0 @@ -/* - * (C) Copyright 2009-2011 - - * Mathieu Desnoyers - * - * LTTng vTID context. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include -#include "ltt-events.h" -#include "wrapper/ringbuffer/frontend_types.h" -#include "wrapper/vmalloc.h" -#include "ltt-tracer.h" - -static -size_t vtid_get_size(size_t offset) -{ - size_t size = 0; - - size += lib_ring_buffer_align(offset, ltt_alignof(pid_t)); - size += sizeof(pid_t); - return size; -} - -static -void vtid_record(struct lttng_ctx_field *field, - struct lib_ring_buffer_ctx *ctx, - struct ltt_channel *chan) -{ - pid_t vtid; - - /* - * nsproxy can be NULL when scheduled out of exit. - */ - if (!current->nsproxy) - vtid = 0; - else - vtid = task_pid_vnr(current); - lib_ring_buffer_align_ctx(ctx, ltt_alignof(vtid)); - chan->ops->event_write(ctx, &vtid, sizeof(vtid)); -} - -int lttng_add_vtid_to_ctx(struct lttng_ctx **ctx) -{ - struct lttng_ctx_field *field; - - field = lttng_append_context(ctx); - if (!field) - return -ENOMEM; - if (lttng_find_context(*ctx, "vtid")) { - lttng_remove_context_field(ctx, field); - return -EEXIST; - } - field->event_field.name = "vtid"; - field->event_field.type.atype = atype_integer; - field->event_field.type.u.basic.integer.size = sizeof(pid_t) * CHAR_BIT; - field->event_field.type.u.basic.integer.alignment = ltt_alignof(pid_t) * CHAR_BIT; - field->event_field.type.u.basic.integer.signedness = is_signed_type(pid_t); - field->event_field.type.u.basic.integer.reverse_byte_order = 0; - field->event_field.type.u.basic.integer.base = 10; - field->event_field.type.u.basic.integer.encoding = lttng_encode_none; - field->get_size = vtid_get_size; - field->record = vtid_record; - wrapper_vmalloc_sync_all(); - return 0; -} -EXPORT_SYMBOL_GPL(lttng_add_vtid_to_ctx); - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("Linux Trace Toolkit vTID Context"); diff --git a/drivers/staging/lttng/lttng-syscalls.c b/drivers/staging/lttng/lttng-syscalls.c deleted file mode 100644 index 16624a7f7..0000000 --- a/drivers/staging/lttng/lttng-syscalls.c +++ /dev/null @@ -1,438 +0,0 @@ -/* - * lttng-syscalls.c - * - * Copyright 2010-2011 (c) - Mathieu Desnoyers - * - * LTTng syscall probes. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include -#include -#include - -#include "ltt-events.h" - -#ifndef CONFIG_COMPAT -static inline int is_compat_task(void) -{ - return 0; -} -#endif - -static -void syscall_entry_probe(void *__data, struct pt_regs *regs, long id); - -/* - * Take care of NOARGS not supported by mainline. - */ -#define DECLARE_EVENT_CLASS_NOARGS(name, tstruct, assign, print) -#define DEFINE_EVENT_NOARGS(template, name) -#define TRACE_EVENT_NOARGS(name, struct, assign, print) - -/* - * Create LTTng tracepoint probes. - */ -#define LTTNG_PACKAGE_BUILD -#define CREATE_TRACE_POINTS -#define TP_MODULE_OVERRIDE -#define TRACE_INCLUDE_PATH ../instrumentation/syscalls/headers - -#define PARAMS(args...) args - -#undef TRACE_SYSTEM - -/* Hijack probe callback for system calls */ -#undef TP_PROBE_CB -#define TP_PROBE_CB(_template) &syscall_entry_probe -#define SC_TRACE_EVENT(_name, _proto, _args, _struct, _assign, _printk) \ - TRACE_EVENT(_name, PARAMS(_proto), PARAMS(_args),\ - PARAMS(_struct), PARAMS(_assign), PARAMS(_printk)) -#define SC_DECLARE_EVENT_CLASS_NOARGS(_name, _struct, _assign, _printk) \ - DECLARE_EVENT_CLASS_NOARGS(_name, PARAMS(_struct), PARAMS(_assign),\ - PARAMS(_printk)) -#define SC_DEFINE_EVENT_NOARGS(_template, _name) \ - DEFINE_EVENT_NOARGS(_template, _name) -#define TRACE_SYSTEM syscalls_integers -#include "instrumentation/syscalls/headers/syscalls_integers.h" -#undef TRACE_SYSTEM -#define TRACE_SYSTEM syscalls_pointers -#include "instrumentation/syscalls/headers/syscalls_pointers.h" -#undef TRACE_SYSTEM -#undef SC_TRACE_EVENT -#undef SC_DECLARE_EVENT_CLASS_NOARGS -#undef SC_DEFINE_EVENT_NOARGS - -#define TRACE_SYSTEM syscalls_unknown -#include "instrumentation/syscalls/headers/syscalls_unknown.h" -#undef TRACE_SYSTEM - -/* For compat syscalls */ -#undef _TRACE_SYSCALLS_integers_H -#undef _TRACE_SYSCALLS_pointers_H - -/* Hijack probe callback for system calls */ -#undef TP_PROBE_CB -#define TP_PROBE_CB(_template) &syscall_entry_probe -#define SC_TRACE_EVENT(_name, _proto, _args, _struct, _assign, _printk) \ - TRACE_EVENT(compat_##_name, PARAMS(_proto), PARAMS(_args), \ - PARAMS(_struct), PARAMS(_assign), \ - PARAMS(_printk)) -#define SC_DECLARE_EVENT_CLASS_NOARGS(_name, _struct, _assign, _printk) \ - DECLARE_EVENT_CLASS_NOARGS(compat_##_name, PARAMS(_struct), \ - PARAMS(_assign), PARAMS(_printk)) -#define SC_DEFINE_EVENT_NOARGS(_template, _name) \ - DEFINE_EVENT_NOARGS(compat_##_template, compat_##_name) -#define TRACE_SYSTEM compat_syscalls_integers -#include "instrumentation/syscalls/headers/compat_syscalls_integers.h" -#undef TRACE_SYSTEM -#define TRACE_SYSTEM compat_syscalls_pointers -#include "instrumentation/syscalls/headers/compat_syscalls_pointers.h" -#undef TRACE_SYSTEM -#undef SC_TRACE_EVENT -#undef SC_DECLARE_EVENT_CLASS_NOARGS -#undef SC_DEFINE_EVENT_NOARGS -#undef TP_PROBE_CB - -#undef TP_MODULE_OVERRIDE -#undef LTTNG_PACKAGE_BUILD -#undef CREATE_TRACE_POINTS - -struct trace_syscall_entry { - void *func; - const struct lttng_event_desc *desc; - const struct lttng_event_field *fields; - unsigned int nrargs; -}; - -#define CREATE_SYSCALL_TABLE - -#undef TRACE_SYSCALL_TABLE -#define TRACE_SYSCALL_TABLE(_template, _name, _nr, _nrargs) \ - [ _nr ] = { \ - .func = __event_probe__##_template, \ - .nrargs = (_nrargs), \ - .fields = __event_fields___##_template, \ - .desc = &__event_desc___##_name, \ - }, - -static const struct trace_syscall_entry sc_table[] = { -#include "instrumentation/syscalls/headers/syscalls_integers.h" -#include "instrumentation/syscalls/headers/syscalls_pointers.h" -}; - -#undef TRACE_SYSCALL_TABLE -#define TRACE_SYSCALL_TABLE(_template, _name, _nr, _nrargs) \ - [ _nr ] = { \ - .func = __event_probe__##compat_##_template, \ - .nrargs = (_nrargs), \ - .fields = __event_fields___##compat_##_template,\ - .desc = &__event_desc___##compat_##_name, \ - }, - -/* Create compatibility syscall table */ -const struct trace_syscall_entry compat_sc_table[] = { -#include "instrumentation/syscalls/headers/compat_syscalls_integers.h" -#include "instrumentation/syscalls/headers/compat_syscalls_pointers.h" -}; - -#undef CREATE_SYSCALL_TABLE - -static void syscall_entry_unknown(struct ltt_event *event, - struct pt_regs *regs, unsigned int id) -{ - unsigned long args[UNKNOWN_SYSCALL_NRARGS]; - - syscall_get_arguments(current, regs, 0, UNKNOWN_SYSCALL_NRARGS, args); - if (unlikely(is_compat_task())) - __event_probe__compat_sys_unknown(event, id, args); - else - __event_probe__sys_unknown(event, id, args); -} - -void syscall_entry_probe(void *__data, struct pt_regs *regs, long id) -{ - struct ltt_channel *chan = __data; - struct ltt_event *event, *unknown_event; - const struct trace_syscall_entry *table, *entry; - size_t table_len; - - if (unlikely(is_compat_task())) { - table = compat_sc_table; - table_len = ARRAY_SIZE(compat_sc_table); - unknown_event = chan->sc_compat_unknown; - } else { - table = sc_table; - table_len = ARRAY_SIZE(sc_table); - unknown_event = chan->sc_unknown; - } - if (unlikely(id >= table_len)) { - syscall_entry_unknown(unknown_event, regs, id); - return; - } - if (unlikely(is_compat_task())) - event = chan->compat_sc_table[id]; - else - event = chan->sc_table[id]; - if (unlikely(!event)) { - syscall_entry_unknown(unknown_event, regs, id); - return; - } - entry = &table[id]; - WARN_ON_ONCE(!entry); - - switch (entry->nrargs) { - case 0: - { - void (*fptr)(void *__data) = entry->func; - - fptr(event); - break; - } - case 1: - { - void (*fptr)(void *__data, unsigned long arg0) = entry->func; - unsigned long args[1]; - - syscall_get_arguments(current, regs, 0, entry->nrargs, args); - fptr(event, args[0]); - break; - } - case 2: - { - void (*fptr)(void *__data, - unsigned long arg0, - unsigned long arg1) = entry->func; - unsigned long args[2]; - - syscall_get_arguments(current, regs, 0, entry->nrargs, args); - fptr(event, args[0], args[1]); - break; - } - case 3: - { - void (*fptr)(void *__data, - unsigned long arg0, - unsigned long arg1, - unsigned long arg2) = entry->func; - unsigned long args[3]; - - syscall_get_arguments(current, regs, 0, entry->nrargs, args); - fptr(event, args[0], args[1], args[2]); - break; - } - case 4: - { - void (*fptr)(void *__data, - unsigned long arg0, - unsigned long arg1, - unsigned long arg2, - unsigned long arg3) = entry->func; - unsigned long args[4]; - - syscall_get_arguments(current, regs, 0, entry->nrargs, args); - fptr(event, args[0], args[1], args[2], args[3]); - break; - } - case 5: - { - void (*fptr)(void *__data, - unsigned long arg0, - unsigned long arg1, - unsigned long arg2, - unsigned long arg3, - unsigned long arg4) = entry->func; - unsigned long args[5]; - - syscall_get_arguments(current, regs, 0, entry->nrargs, args); - fptr(event, args[0], args[1], args[2], args[3], args[4]); - break; - } - case 6: - { - void (*fptr)(void *__data, - unsigned long arg0, - unsigned long arg1, - unsigned long arg2, - unsigned long arg3, - unsigned long arg4, - unsigned long arg5) = entry->func; - unsigned long args[6]; - - syscall_get_arguments(current, regs, 0, entry->nrargs, args); - fptr(event, args[0], args[1], args[2], - args[3], args[4], args[5]); - break; - } - default: - break; - } -} - -/* noinline to diminish caller stack size */ -static -int fill_table(const struct trace_syscall_entry *table, size_t table_len, - struct ltt_event **chan_table, struct ltt_channel *chan, void *filter) -{ - const struct lttng_event_desc *desc; - unsigned int i; - - /* Allocate events for each syscall, insert into table */ - for (i = 0; i < table_len; i++) { - struct lttng_kernel_event ev; - desc = table[i].desc; - - if (!desc) { - /* Unknown syscall */ - continue; - } - /* - * Skip those already populated by previous failed - * register for this channel. - */ - if (chan_table[i]) - continue; - memset(&ev, 0, sizeof(ev)); - strncpy(ev.name, desc->name, LTTNG_SYM_NAME_LEN); - ev.name[LTTNG_SYM_NAME_LEN - 1] = '\0'; - ev.instrumentation = LTTNG_KERNEL_NOOP; - chan_table[i] = ltt_event_create(chan, &ev, filter, - desc); - if (!chan_table[i]) { - /* - * If something goes wrong in event registration - * after the first one, we have no choice but to - * leave the previous events in there, until - * deleted by session teardown. - */ - return -EINVAL; - } - } - return 0; -} - -int lttng_syscalls_register(struct ltt_channel *chan, void *filter) -{ - struct lttng_kernel_event ev; - int ret; - - wrapper_vmalloc_sync_all(); - - if (!chan->sc_table) { - /* create syscall table mapping syscall to events */ - chan->sc_table = kzalloc(sizeof(struct ltt_event *) - * ARRAY_SIZE(sc_table), GFP_KERNEL); - if (!chan->sc_table) - return -ENOMEM; - } - -#ifdef CONFIG_COMPAT - if (!chan->compat_sc_table) { - /* create syscall table mapping compat syscall to events */ - chan->compat_sc_table = kzalloc(sizeof(struct ltt_event *) - * ARRAY_SIZE(compat_sc_table), GFP_KERNEL); - if (!chan->compat_sc_table) - return -ENOMEM; - } -#endif - if (!chan->sc_unknown) { - const struct lttng_event_desc *desc = - &__event_desc___sys_unknown; - - memset(&ev, 0, sizeof(ev)); - strncpy(ev.name, desc->name, LTTNG_SYM_NAME_LEN); - ev.name[LTTNG_SYM_NAME_LEN - 1] = '\0'; - ev.instrumentation = LTTNG_KERNEL_NOOP; - chan->sc_unknown = ltt_event_create(chan, &ev, filter, - desc); - if (!chan->sc_unknown) { - return -EINVAL; - } - } - - if (!chan->sc_compat_unknown) { - const struct lttng_event_desc *desc = - &__event_desc___compat_sys_unknown; - - memset(&ev, 0, sizeof(ev)); - strncpy(ev.name, desc->name, LTTNG_SYM_NAME_LEN); - ev.name[LTTNG_SYM_NAME_LEN - 1] = '\0'; - ev.instrumentation = LTTNG_KERNEL_NOOP; - chan->sc_compat_unknown = ltt_event_create(chan, &ev, filter, - desc); - if (!chan->sc_compat_unknown) { - return -EINVAL; - } - } - - if (!chan->sc_exit) { - const struct lttng_event_desc *desc = - &__event_desc___exit_syscall; - - memset(&ev, 0, sizeof(ev)); - strncpy(ev.name, desc->name, LTTNG_SYM_NAME_LEN); - ev.name[LTTNG_SYM_NAME_LEN - 1] = '\0'; - ev.instrumentation = LTTNG_KERNEL_NOOP; - chan->sc_exit = ltt_event_create(chan, &ev, filter, - desc); - if (!chan->sc_exit) { - return -EINVAL; - } - } - - ret = fill_table(sc_table, ARRAY_SIZE(sc_table), - chan->sc_table, chan, filter); - if (ret) - return ret; -#ifdef CONFIG_COMPAT - ret = fill_table(compat_sc_table, ARRAY_SIZE(compat_sc_table), - chan->compat_sc_table, chan, filter); - if (ret) - return ret; -#endif - ret = tracepoint_probe_register("sys_enter", - (void *) syscall_entry_probe, chan); - if (ret) - return ret; - /* - * We change the name of sys_exit tracepoint due to namespace - * conflict with sys_exit syscall entry. - */ - ret = tracepoint_probe_register("sys_exit", - (void *) __event_probe__exit_syscall, - chan->sc_exit); - if (ret) { - WARN_ON_ONCE(tracepoint_probe_unregister("sys_enter", - (void *) syscall_entry_probe, chan)); - } - return ret; -} - -/* - * Only called at session destruction. - */ -int lttng_syscalls_unregister(struct ltt_channel *chan) -{ - int ret; - - if (!chan->sc_table) - return 0; - ret = tracepoint_probe_unregister("sys_exit", - (void *) __event_probe__exit_syscall, - chan->sc_exit); - if (ret) - return ret; - ret = tracepoint_probe_unregister("sys_enter", - (void *) syscall_entry_probe, chan); - if (ret) - return ret; - /* ltt_event destroy will be performed by ltt_session_destroy() */ - kfree(chan->sc_table); -#ifdef CONFIG_COMPAT - kfree(chan->compat_sc_table); -#endif - return 0; -} diff --git a/drivers/staging/lttng/probes/Makefile b/drivers/staging/lttng/probes/Makefile deleted file mode 100644 index bdc1179..0000000 --- a/drivers/staging/lttng/probes/Makefile +++ /dev/null @@ -1,37 +0,0 @@ -# -# Makefile for the LTT probes. -# - -ccflags-y += -I$(PWD)/probes -obj-m += lttng-types.o - -obj-m += lttng-probe-lttng.o - -obj-m += lttng-probe-sched.o -obj-m += lttng-probe-irq.o - -ifneq ($(CONFIG_KVM),) -obj-m += lttng-probe-kvm.o -endif - -ifneq ($(CONFIG_BLOCK),) -ifneq ($(CONFIG_EVENT_TRACING),) # need blk_cmd_buf_len -obj-m += $(shell \ - if [ $(VERSION) -ge 3 \ - -o \( $(VERSION) -eq 2 -a $(PATCHLEVEL) -ge 6 -a $(SUBLEVEL) -ge 38 \) ] ; then \ - echo "lttng-probe-block.o" ; fi;) -endif -endif - -ifneq ($(CONFIG_KPROBES),) -obj-m += lttng-kprobes.o -endif - - -ifneq ($(CONFIG_KRETPROBES),) -obj-m += lttng-kretprobes.o -endif - -ifneq ($(CONFIG_DYNAMIC_FTRACE),) -obj-m += lttng-ftrace.o -endif diff --git a/drivers/staging/lttng/probes/define_trace.h b/drivers/staging/lttng/probes/define_trace.h deleted file mode 100644 index 3c9a467..0000000 --- a/drivers/staging/lttng/probes/define_trace.h +++ /dev/null @@ -1,132 +0,0 @@ -/* - * define_trace.h - * - * Copyright (C) 2009 Steven Rostedt - * Copyright (C) 2010-2011 Mathieu Desnoyers - * - * Dual LGPL v2.1/GPL v2 license. - */ - -/* - * Trace files that want to automate creationg of all tracepoints defined - * in their file should include this file. The following are macros that the - * trace file may define: - * - * TRACE_SYSTEM defines the system the tracepoint is for - * - * TRACE_INCLUDE_FILE if the file name is something other than TRACE_SYSTEM.h - * This macro may be defined to tell define_trace.h what file to include. - * Note, leave off the ".h". - * - * TRACE_INCLUDE_PATH if the path is something other than core kernel include/trace - * then this macro can define the path to use. Note, the path is relative to - * define_trace.h, not the file including it. Full path names for out of tree - * modules must be used. - */ - -#ifdef CREATE_TRACE_POINTS - -/* Prevent recursion */ -#undef CREATE_TRACE_POINTS - -#include -/* - * module.h includes tracepoints, and because ftrace.h - * pulls in module.h: - * trace/ftrace.h -> linux/ftrace_event.h -> linux/perf_event.h -> - * linux/ftrace.h -> linux/module.h - * we must include module.h here before we play with any of - * the TRACE_EVENT() macros, otherwise the tracepoints included - * by module.h may break the build. - */ -#include - -#undef TRACE_EVENT -#define TRACE_EVENT(name, proto, args, tstruct, assign, print) \ - DEFINE_TRACE(name) - -#undef TRACE_EVENT_CONDITION -#define TRACE_EVENT_CONDITION(name, proto, args, cond, tstruct, assign, print) \ - TRACE_EVENT(name, \ - PARAMS(proto), \ - PARAMS(args), \ - PARAMS(tstruct), \ - PARAMS(assign), \ - PARAMS(print)) - -#undef TRACE_EVENT_FN -#define TRACE_EVENT_FN(name, proto, args, tstruct, \ - assign, print, reg, unreg) \ - DEFINE_TRACE_FN(name, reg, unreg) - -#undef DEFINE_EVENT -#define DEFINE_EVENT(template, name, proto, args) \ - DEFINE_TRACE(name) - -#undef DEFINE_EVENT_PRINT -#define DEFINE_EVENT_PRINT(template, name, proto, args, print) \ - DEFINE_TRACE(name) - -#undef DEFINE_EVENT_CONDITION -#define DEFINE_EVENT_CONDITION(template, name, proto, args, cond) \ - DEFINE_EVENT(template, name, PARAMS(proto), PARAMS(args)) - -#undef DECLARE_TRACE -#define DECLARE_TRACE(name, proto, args) \ - DEFINE_TRACE(name) - -#undef TRACE_INCLUDE -#undef __TRACE_INCLUDE - -#ifndef TRACE_INCLUDE_FILE -# define TRACE_INCLUDE_FILE TRACE_SYSTEM -# define UNDEF_TRACE_INCLUDE_FILE -#endif - -#ifndef TRACE_INCLUDE_PATH -# define __TRACE_INCLUDE(system) -# define UNDEF_TRACE_INCLUDE_PATH -#else -# define __TRACE_INCLUDE(system) __stringify(TRACE_INCLUDE_PATH/system.h) -#endif - -# define TRACE_INCLUDE(system) __TRACE_INCLUDE(system) - -/* Let the trace headers be reread */ -#define TRACE_HEADER_MULTI_READ - -#include TRACE_INCLUDE(TRACE_INCLUDE_FILE) - -/* Make all open coded DECLARE_TRACE nops */ -#undef DECLARE_TRACE -#define DECLARE_TRACE(name, proto, args) - -#ifdef LTTNG_PACKAGE_BUILD -#include "lttng-events.h" -#endif - -#undef TRACE_EVENT -#undef TRACE_EVENT_FN -#undef TRACE_EVENT_CONDITION -#undef DECLARE_EVENT_CLASS -#undef DEFINE_EVENT -#undef DEFINE_EVENT_PRINT -#undef DEFINE_EVENT_CONDITION -#undef TRACE_HEADER_MULTI_READ -#undef DECLARE_TRACE - -/* Only undef what we defined in this file */ -#ifdef UNDEF_TRACE_INCLUDE_FILE -# undef TRACE_INCLUDE_FILE -# undef UNDEF_TRACE_INCLUDE_FILE -#endif - -#ifdef UNDEF_TRACE_INCLUDE_PATH -# undef TRACE_INCLUDE_PATH -# undef UNDEF_TRACE_INCLUDE_PATH -#endif - -/* We may be processing more files */ -#define CREATE_TRACE_POINTS - -#endif /* CREATE_TRACE_POINTS */ diff --git a/drivers/staging/lttng/probes/lttng-events-reset.h b/drivers/staging/lttng/probes/lttng-events-reset.h deleted file mode 100644 index c8a1046..0000000 --- a/drivers/staging/lttng/probes/lttng-events-reset.h +++ /dev/null @@ -1,84 +0,0 @@ -/* - * lttng-events-reset.h - * - * Copyright (C) 2010-2011 Mathieu Desnoyers - * - * Dual LGPL v2.1/GPL v2 license. - */ - -/* Reset macros used within TRACE_EVENT to "nothing" */ - -#undef __field_full -#define __field_full(_type, _item, _order, _base) - -#undef __array_enc_ext -#define __array_enc_ext(_type, _item, _length, _order, _base, _encoding) - -#undef __dynamic_array_enc_ext -#define __dynamic_array_enc_ext(_type, _item, _length, _order, _base, _encoding) - -#undef __dynamic_array_len -#define __dynamic_array_len(_type, _item, _length) - -#undef __string -#define __string(_item, _src) - -#undef tp_assign -#define tp_assign(dest, src) - -#undef tp_memcpy -#define tp_memcpy(dest, src, len) - -#undef tp_memcpy_dyn -#define tp_memcpy_dyn(dest, src, len) - -#undef tp_strcpy -#define tp_strcpy(dest, src) - -#undef __get_str -#define __get_str(field) - -#undef __get_dynamic_array -#define __get_dynamic_array(field) - -#undef __get_dynamic_array_len -#define __get_dynamic_array_len(field) - -#undef TP_PROTO -#define TP_PROTO(args...) - -#undef TP_ARGS -#define TP_ARGS(args...) - -#undef TP_STRUCT__entry -#define TP_STRUCT__entry(args...) - -#undef TP_fast_assign -#define TP_fast_assign(args...) - -#undef __perf_count -#define __perf_count(args...) - -#undef __perf_addr -#define __perf_addr(args...) - -#undef TP_perf_assign -#define TP_perf_assign(args...) - -#undef TP_printk -#define TP_printk(args...) - -#undef DECLARE_EVENT_CLASS -#define DECLARE_EVENT_CLASS(_name, _proto, _args, _tstruct, _assign, _print) - -#undef DECLARE_EVENT_CLASS_NOARGS -#define DECLARE_EVENT_CLASS_NOARGS(_name, _tstruct, _assign, _print) - -#undef DEFINE_EVENT -#define DEFINE_EVENT(_template, _name, _proto, _args) - -#undef DEFINE_EVENT_NOARGS -#define DEFINE_EVENT_NOARGS(_template, _name) - -#undef TRACE_EVENT_FLAGS -#define TRACE_EVENT_FLAGS(name, value) diff --git a/drivers/staging/lttng/probes/lttng-events.h b/drivers/staging/lttng/probes/lttng-events.h deleted file mode 100644 index d486994..0000000 --- a/drivers/staging/lttng/probes/lttng-events.h +++ /dev/null @@ -1,703 +0,0 @@ -/* - * lttng-events.h - * - * Copyright (C) 2009 Steven Rostedt - * Copyright (C) 2010-2011 Mathieu Desnoyers - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include "lttng.h" -#include "lttng-types.h" -#include "../wrapper/vmalloc.h" /* for wrapper_vmalloc_sync_all() */ -#include "../wrapper/ringbuffer/frontend_types.h" -#include "../ltt-events.h" -#include "../ltt-tracer-core.h" - -/* - * Macro declarations used for all stages. - */ - -/* - * DECLARE_EVENT_CLASS can be used to add a generic function - * handlers for events. That is, if all events have the same - * parameters and just have distinct trace points. - * Each tracepoint can be defined with DEFINE_EVENT and that - * will map the DECLARE_EVENT_CLASS to the tracepoint. - * - * TRACE_EVENT is a one to one mapping between tracepoint and template. - */ - -#undef TRACE_EVENT -#define TRACE_EVENT(name, proto, args, tstruct, assign, print) \ - DECLARE_EVENT_CLASS(name, \ - PARAMS(proto), \ - PARAMS(args), \ - PARAMS(tstruct), \ - PARAMS(assign), \ - PARAMS(print)) \ - DEFINE_EVENT(name, name, PARAMS(proto), PARAMS(args)) - -#undef TRACE_EVENT_NOARGS -#define TRACE_EVENT_NOARGS(name, tstruct, assign, print) \ - DECLARE_EVENT_CLASS_NOARGS(name, \ - PARAMS(tstruct), \ - PARAMS(assign), \ - PARAMS(print)) \ - DEFINE_EVENT_NOARGS(name, name) - - -#undef DEFINE_EVENT_PRINT -#define DEFINE_EVENT_PRINT(template, name, proto, args, print) \ - DEFINE_EVENT(template, name, PARAMS(proto), PARAMS(args)) - -/* Callbacks are meaningless to LTTng. */ -#undef TRACE_EVENT_FN -#define TRACE_EVENT_FN(name, proto, args, tstruct, \ - assign, print, reg, unreg) \ - TRACE_EVENT(name, PARAMS(proto), PARAMS(args), \ - PARAMS(tstruct), PARAMS(assign), PARAMS(print)) \ - -/* - * Stage 1 of the trace events. - * - * Create dummy trace calls for each events, verifying that the LTTng module - * TRACE_EVENT headers match the kernel arguments. Will be optimized out by the - * compiler. - */ - -#include "lttng-events-reset.h" /* Reset all macros within TRACE_EVENT */ - -#undef TP_PROTO -#define TP_PROTO(args...) args - -#undef TP_ARGS -#define TP_ARGS(args...) args - -#undef DEFINE_EVENT -#define DEFINE_EVENT(_template, _name, _proto, _args) \ -void trace_##_name(_proto); - -#undef DEFINE_EVENT_NOARGS -#define DEFINE_EVENT_NOARGS(_template, _name) \ -void trace_##_name(void *__data); - -#include TRACE_INCLUDE(TRACE_INCLUDE_FILE) - -/* - * Stage 2 of the trace events. - * - * Create event field type metadata section. - * Each event produce an array of fields. - */ - -#include "lttng-events-reset.h" /* Reset all macros within TRACE_EVENT */ - -/* Named field types must be defined in lttng-types.h */ - -#undef __field_full -#define __field_full(_type, _item, _order, _base) \ - { \ - .name = #_item, \ - .type = __type_integer(_type, _order, _base, none), \ - }, - -#undef __field -#define __field(_type, _item) \ - __field_full(_type, _item, __BYTE_ORDER, 10) - -#undef __field_ext -#define __field_ext(_type, _item, _filter_type) \ - __field(_type, _item) - -#undef __field_hex -#define __field_hex(_type, _item) \ - __field_full(_type, _item, __BYTE_ORDER, 16) - -#undef __field_network -#define __field_network(_type, _item) \ - __field_full(_type, _item, __BIG_ENDIAN, 10) - -#undef __field_network_hex -#define __field_network_hex(_type, _item) \ - __field_full(_type, _item, __BIG_ENDIAN, 16) - -#undef __array_enc_ext -#define __array_enc_ext(_type, _item, _length, _order, _base, _encoding)\ - { \ - .name = #_item, \ - .type = \ - { \ - .atype = atype_array, \ - .u.array = \ - { \ - .length = _length, \ - .elem_type = __type_integer(_type, _order, _base, _encoding), \ - }, \ - }, \ - }, - -#undef __array -#define __array(_type, _item, _length) \ - __array_enc_ext(_type, _item, _length, __BYTE_ORDER, 10, none) - -#undef __array_text -#define __array_text(_type, _item, _length) \ - __array_enc_ext(_type, _item, _length, __BYTE_ORDER, 10, UTF8) - -#undef __array_hex -#define __array_hex(_type, _item, _length) \ - __array_enc_ext(_type, _item, _length, __BYTE_ORDER, 16, none) - -#undef __dynamic_array_enc_ext -#define __dynamic_array_enc_ext(_type, _item, _length, _order, _base, _encoding) \ - { \ - .name = #_item, \ - .type = \ - { \ - .atype = atype_sequence, \ - .u.sequence = \ - { \ - .length_type = __type_integer(u32, __BYTE_ORDER, 10, none), \ - .elem_type = __type_integer(_type, _order, _base, _encoding), \ - }, \ - }, \ - }, - -#undef __dynamic_array -#define __dynamic_array(_type, _item, _length) \ - __dynamic_array_enc_ext(_type, _item, _length, __BYTE_ORDER, 10, none) - -#undef __dynamic_array_text -#define __dynamic_array_text(_type, _item, _length) \ - __dynamic_array_enc_ext(_type, _item, _length, __BYTE_ORDER, 10, UTF8) - -#undef __dynamic_array_hex -#define __dynamic_array_hex(_type, _item, _length) \ - __dynamic_array_enc_ext(_type, _item, _length, __BYTE_ORDER, 16, none) - -#undef __string -#define __string(_item, _src) \ - { \ - .name = #_item, \ - .type = \ - { \ - .atype = atype_string, \ - .u.basic.string.encoding = lttng_encode_UTF8, \ - }, \ - }, - -#undef __string_from_user -#define __string_from_user(_item, _src) \ - __string(_item, _src) - -#undef TP_STRUCT__entry -#define TP_STRUCT__entry(args...) args /* Only one used in this phase */ - -#undef DECLARE_EVENT_CLASS_NOARGS -#define DECLARE_EVENT_CLASS_NOARGS(_name, _tstruct, _assign, _print) \ - static const struct lttng_event_field __event_fields___##_name[] = { \ - _tstruct \ - }; - -#undef DECLARE_EVENT_CLASS -#define DECLARE_EVENT_CLASS(_name, _proto, _args, _tstruct, _assign, _print) \ - DECLARE_EVENT_CLASS_NOARGS(_name, PARAMS(_tstruct), PARAMS(_assign), \ - PARAMS(_print)) - -#include TRACE_INCLUDE(TRACE_INCLUDE_FILE) - -/* - * Stage 3 of the trace events. - * - * Create probe callback prototypes. - */ - -#include "lttng-events-reset.h" /* Reset all macros within TRACE_EVENT */ - -#undef TP_PROTO -#define TP_PROTO(args...) args - -#undef DECLARE_EVENT_CLASS -#define DECLARE_EVENT_CLASS(_name, _proto, _args, _tstruct, _assign, _print) \ -static void __event_probe__##_name(void *__data, _proto); - -#undef DECLARE_EVENT_CLASS_NOARGS -#define DECLARE_EVENT_CLASS_NOARGS(_name, _tstruct, _assign, _print) \ -static void __event_probe__##_name(void *__data); - -#include TRACE_INCLUDE(TRACE_INCLUDE_FILE) - -/* - * Stage 3.9 of the trace events. - * - * Create event descriptions. - */ - -/* Named field types must be defined in lttng-types.h */ - -#include "lttng-events-reset.h" /* Reset all macros within TRACE_EVENT */ - -#ifndef TP_PROBE_CB -#define TP_PROBE_CB(_template) &__event_probe__##_template -#endif - -#undef DEFINE_EVENT_NOARGS -#define DEFINE_EVENT_NOARGS(_template, _name) \ -static const struct lttng_event_desc __event_desc___##_name = { \ - .fields = __event_fields___##_template, \ - .name = #_name, \ - .probe_callback = (void *) TP_PROBE_CB(_template), \ - .nr_fields = ARRAY_SIZE(__event_fields___##_template), \ - .owner = THIS_MODULE, \ -}; - -#undef DEFINE_EVENT -#define DEFINE_EVENT(_template, _name, _proto, _args) \ - DEFINE_EVENT_NOARGS(_template, _name) - -#include TRACE_INCLUDE(TRACE_INCLUDE_FILE) - - -/* - * Stage 4 of the trace events. - * - * Create an array of event description pointers. - */ - -/* Named field types must be defined in lttng-types.h */ - -#include "lttng-events-reset.h" /* Reset all macros within TRACE_EVENT */ - -#undef DEFINE_EVENT_NOARGS -#define DEFINE_EVENT_NOARGS(_template, _name) \ - &__event_desc___##_name, - -#undef DEFINE_EVENT -#define DEFINE_EVENT(_template, _name, _proto, _args) \ - DEFINE_EVENT_NOARGS(_template, _name) - -#define TP_ID1(_token, _system) _token##_system -#define TP_ID(_token, _system) TP_ID1(_token, _system) - -static const struct lttng_event_desc *TP_ID(__event_desc___, TRACE_SYSTEM)[] = { -#include TRACE_INCLUDE(TRACE_INCLUDE_FILE) -}; - -#undef TP_ID1 -#undef TP_ID - - -/* - * Stage 5 of the trace events. - * - * Create a toplevel descriptor for the whole probe. - */ - -#define TP_ID1(_token, _system) _token##_system -#define TP_ID(_token, _system) TP_ID1(_token, _system) - -/* non-const because list head will be modified when registered. */ -static __used struct lttng_probe_desc TP_ID(__probe_desc___, TRACE_SYSTEM) = { - .event_desc = TP_ID(__event_desc___, TRACE_SYSTEM), - .nr_events = ARRAY_SIZE(TP_ID(__event_desc___, TRACE_SYSTEM)), -}; - -#undef TP_ID1 -#undef TP_ID - -/* - * Stage 6 of the trace events. - * - * Create static inline function that calculates event size. - */ - -#include "lttng-events-reset.h" /* Reset all macros within TRACE_EVENT */ - -/* Named field types must be defined in lttng-types.h */ - -#undef __field_full -#define __field_full(_type, _item, _order, _base) \ - __event_len += lib_ring_buffer_align(__event_len, ltt_alignof(_type)); \ - __event_len += sizeof(_type); - -#undef __array_enc_ext -#define __array_enc_ext(_type, _item, _length, _order, _base, _encoding) \ - __event_len += lib_ring_buffer_align(__event_len, ltt_alignof(_type)); \ - __event_len += sizeof(_type) * (_length); - -#undef __dynamic_array_enc_ext -#define __dynamic_array_enc_ext(_type, _item, _length, _order, _base, _encoding)\ - __event_len += lib_ring_buffer_align(__event_len, ltt_alignof(u32)); \ - __event_len += sizeof(u32); \ - __event_len += lib_ring_buffer_align(__event_len, ltt_alignof(_type)); \ - __dynamic_len[__dynamic_len_idx] = (_length); \ - __event_len += sizeof(_type) * __dynamic_len[__dynamic_len_idx]; \ - __dynamic_len_idx++; - -#undef __string -#define __string(_item, _src) \ - __event_len += __dynamic_len[__dynamic_len_idx++] = strlen(_src) + 1; - -/* - * strlen_user includes \0. If returns 0, it faulted, so we set size to - * 1 (\0 only). - */ -#undef __string_from_user -#define __string_from_user(_item, _src) \ - __event_len += __dynamic_len[__dynamic_len_idx++] = \ - max_t(size_t, strlen_user(_src), 1); - -#undef TP_PROTO -#define TP_PROTO(args...) args - -#undef TP_STRUCT__entry -#define TP_STRUCT__entry(args...) args - -#undef DECLARE_EVENT_CLASS -#define DECLARE_EVENT_CLASS(_name, _proto, _args, _tstruct, _assign, _print) \ -static inline size_t __event_get_size__##_name(size_t *__dynamic_len, _proto) \ -{ \ - size_t __event_len = 0; \ - unsigned int __dynamic_len_idx = 0; \ - \ - if (0) \ - (void) __dynamic_len_idx; /* don't warn if unused */ \ - _tstruct \ - return __event_len; \ -} - -#include TRACE_INCLUDE(TRACE_INCLUDE_FILE) - -/* - * Stage 7 of the trace events. - * - * Create static inline function that calculates event payload alignment. - */ - -#include "lttng-events-reset.h" /* Reset all macros within TRACE_EVENT */ - -/* Named field types must be defined in lttng-types.h */ - -#undef __field_full -#define __field_full(_type, _item, _order, _base) \ - __event_align = max_t(size_t, __event_align, ltt_alignof(_type)); - -#undef __array_enc_ext -#define __array_enc_ext(_type, _item, _length, _order, _base, _encoding) \ - __event_align = max_t(size_t, __event_align, ltt_alignof(_type)); - -#undef __dynamic_array_enc_ext -#define __dynamic_array_enc_ext(_type, _item, _length, _order, _base, _encoding)\ - __event_align = max_t(size_t, __event_align, ltt_alignof(u32)); \ - __event_align = max_t(size_t, __event_align, ltt_alignof(_type)); - -#undef __string -#define __string(_item, _src) - -#undef __string_from_user -#define __string_from_user(_item, _src) - -#undef TP_PROTO -#define TP_PROTO(args...) args - -#undef TP_STRUCT__entry -#define TP_STRUCT__entry(args...) args - -#undef DECLARE_EVENT_CLASS -#define DECLARE_EVENT_CLASS(_name, _proto, _args, _tstruct, _assign, _print) \ -static inline size_t __event_get_align__##_name(_proto) \ -{ \ - size_t __event_align = 1; \ - _tstruct \ - return __event_align; \ -} - -#include TRACE_INCLUDE(TRACE_INCLUDE_FILE) - - -/* - * Stage 8 of the trace events. - * - * Create structure declaration that allows the "assign" macros to access the - * field types. - */ - -#include "lttng-events-reset.h" /* Reset all macros within TRACE_EVENT */ - -/* Named field types must be defined in lttng-types.h */ - -#undef __field_full -#define __field_full(_type, _item, _order, _base) _type _item; - -#undef __array_enc_ext -#define __array_enc_ext(_type, _item, _length, _order, _base, _encoding) \ - _type _item; - -#undef __dynamic_array_enc_ext -#define __dynamic_array_enc_ext(_type, _item, _length, _order, _base, _encoding)\ - _type _item; - -#undef __string -#define __string(_item, _src) char _item; - -#undef __string_from_user -#define __string_from_user(_item, _src) \ - __string(_item, _src) - -#undef TP_STRUCT__entry -#define TP_STRUCT__entry(args...) args - -#undef DECLARE_EVENT_CLASS -#define DECLARE_EVENT_CLASS(_name, _proto, _args, _tstruct, _assign, _print) \ -struct __event_typemap__##_name { \ - _tstruct \ -}; - -#include TRACE_INCLUDE(TRACE_INCLUDE_FILE) - - -/* - * Stage 9 of the trace events. - * - * Create the probe function : call even size calculation and write event data - * into the buffer. - * - * We use both the field and assignment macros to write the fields in the order - * defined in the field declaration. The field declarations control the - * execution order, jumping to the appropriate assignment block. - */ - -#include "lttng-events-reset.h" /* Reset all macros within TRACE_EVENT */ - -#undef __field_full -#define __field_full(_type, _item, _order, _base) \ - goto __assign_##_item; \ -__end_field_##_item: - -#undef __array_enc_ext -#define __array_enc_ext(_type, _item, _length, _order, _base, _encoding)\ - goto __assign_##_item; \ -__end_field_##_item: - -#undef __dynamic_array_enc_ext -#define __dynamic_array_enc_ext(_type, _item, _length, _order, _base, _encoding)\ - goto __assign_##_item##_1; \ -__end_field_##_item##_1: \ - goto __assign_##_item##_2; \ -__end_field_##_item##_2: - -#undef __string -#define __string(_item, _src) \ - goto __assign_##_item; \ -__end_field_##_item: - -#undef __string_from_user -#define __string_from_user(_item, _src) \ - __string(_item, _src) - -/* - * Macros mapping tp_assign() to "=", tp_memcpy() to memcpy() and tp_strcpy() to - * strcpy(). - */ -#undef tp_assign -#define tp_assign(dest, src) \ -__assign_##dest: \ - { \ - __typeof__(__typemap.dest) __tmp = (src); \ - lib_ring_buffer_align_ctx(&__ctx, ltt_alignof(__tmp)); \ - __chan->ops->event_write(&__ctx, &__tmp, sizeof(__tmp));\ - } \ - goto __end_field_##dest; - -#undef tp_memcpy -#define tp_memcpy(dest, src, len) \ -__assign_##dest: \ - if (0) \ - (void) __typemap.dest; \ - lib_ring_buffer_align_ctx(&__ctx, ltt_alignof(__typemap.dest)); \ - __chan->ops->event_write(&__ctx, src, len); \ - goto __end_field_##dest; - -#undef tp_memcpy_dyn -#define tp_memcpy_dyn(dest, src) \ -__assign_##dest##_1: \ - { \ - u32 __tmpl = __dynamic_len[__dynamic_len_idx]; \ - lib_ring_buffer_align_ctx(&__ctx, ltt_alignof(u32)); \ - __chan->ops->event_write(&__ctx, &__tmpl, sizeof(u32)); \ - } \ - goto __end_field_##dest##_1; \ -__assign_##dest##_2: \ - lib_ring_buffer_align_ctx(&__ctx, ltt_alignof(__typemap.dest)); \ - __chan->ops->event_write(&__ctx, src, \ - sizeof(__typemap.dest) * __get_dynamic_array_len(dest));\ - goto __end_field_##dest##_2; - -#undef tp_memcpy_from_user -#define tp_memcpy_from_user(dest, src, len) \ - __assign_##dest: \ - if (0) \ - (void) __typemap.dest; \ - lib_ring_buffer_align_ctx(&__ctx, ltt_alignof(__typemap.dest)); \ - __chan->ops->event_write_from_user(&__ctx, src, len); \ - goto __end_field_##dest; - -/* - * The string length including the final \0. - */ -#undef tp_copy_string_from_user -#define tp_copy_string_from_user(dest, src) \ - __assign_##dest: \ - { \ - size_t __ustrlen; \ - \ - if (0) \ - (void) __typemap.dest; \ - lib_ring_buffer_align_ctx(&__ctx, ltt_alignof(__typemap.dest));\ - __ustrlen = __get_dynamic_array_len(dest); \ - if (likely(__ustrlen > 1)) { \ - __chan->ops->event_write_from_user(&__ctx, src, \ - __ustrlen - 1); \ - } \ - __chan->ops->event_memset(&__ctx, 0, 1); \ - } \ - goto __end_field_##dest; -#undef tp_strcpy -#define tp_strcpy(dest, src) \ - tp_memcpy(dest, src, __get_dynamic_array_len(dest)) - -/* Named field types must be defined in lttng-types.h */ - -#undef __get_str -#define __get_str(field) field - -#undef __get_dynamic_array -#define __get_dynamic_array(field) field - -/* Beware: this get len actually consumes the len value */ -#undef __get_dynamic_array_len -#define __get_dynamic_array_len(field) __dynamic_len[__dynamic_len_idx++] - -#undef TP_PROTO -#define TP_PROTO(args...) args - -#undef TP_ARGS -#define TP_ARGS(args...) args - -#undef TP_STRUCT__entry -#define TP_STRUCT__entry(args...) args - -#undef TP_fast_assign -#define TP_fast_assign(args...) args - -#undef DECLARE_EVENT_CLASS -#define DECLARE_EVENT_CLASS(_name, _proto, _args, _tstruct, _assign, _print) \ -static void __event_probe__##_name(void *__data, _proto) \ -{ \ - struct ltt_event *__event = __data; \ - struct ltt_channel *__chan = __event->chan; \ - struct lib_ring_buffer_ctx __ctx; \ - size_t __event_len, __event_align; \ - size_t __dynamic_len_idx = 0; \ - size_t __dynamic_len[ARRAY_SIZE(__event_fields___##_name)]; \ - struct __event_typemap__##_name __typemap; \ - int __ret; \ - \ - if (0) \ - (void) __dynamic_len_idx; /* don't warn if unused */ \ - if (unlikely(!ACCESS_ONCE(__chan->session->active))) \ - return; \ - if (unlikely(!ACCESS_ONCE(__chan->enabled))) \ - return; \ - if (unlikely(!ACCESS_ONCE(__event->enabled))) \ - return; \ - __event_len = __event_get_size__##_name(__dynamic_len, _args); \ - __event_align = __event_get_align__##_name(_args); \ - lib_ring_buffer_ctx_init(&__ctx, __chan->chan, __event, __event_len, \ - __event_align, -1); \ - __ret = __chan->ops->event_reserve(&__ctx, __event->id); \ - if (__ret < 0) \ - return; \ - /* Control code (field ordering) */ \ - _tstruct \ - __chan->ops->event_commit(&__ctx); \ - return; \ - /* Copy code, steered by control code */ \ - _assign \ -} - -#undef DECLARE_EVENT_CLASS_NOARGS -#define DECLARE_EVENT_CLASS_NOARGS(_name, _tstruct, _assign, _print) \ -static void __event_probe__##_name(void *__data) \ -{ \ - struct ltt_event *__event = __data; \ - struct ltt_channel *__chan = __event->chan; \ - struct lib_ring_buffer_ctx __ctx; \ - size_t __event_len, __event_align; \ - int __ret; \ - \ - if (unlikely(!ACCESS_ONCE(__chan->session->active))) \ - return; \ - if (unlikely(!ACCESS_ONCE(__chan->enabled))) \ - return; \ - if (unlikely(!ACCESS_ONCE(__event->enabled))) \ - return; \ - __event_len = 0; \ - __event_align = 1; \ - lib_ring_buffer_ctx_init(&__ctx, __chan->chan, __event, __event_len, \ - __event_align, -1); \ - __ret = __chan->ops->event_reserve(&__ctx, __event->id); \ - if (__ret < 0) \ - return; \ - /* Control code (field ordering) */ \ - _tstruct \ - __chan->ops->event_commit(&__ctx); \ - return; \ - /* Copy code, steered by control code */ \ - _assign \ -} - -#include TRACE_INCLUDE(TRACE_INCLUDE_FILE) - -/* - * Stage 10 of the trace events. - * - * Register/unregister probes at module load/unload. - */ - -#include "lttng-events-reset.h" /* Reset all macros within TRACE_EVENT */ - -#define TP_ID1(_token, _system) _token##_system -#define TP_ID(_token, _system) TP_ID1(_token, _system) -#define module_init_eval1(_token, _system) module_init(_token##_system) -#define module_init_eval(_token, _system) module_init_eval1(_token, _system) -#define module_exit_eval1(_token, _system) module_exit(_token##_system) -#define module_exit_eval(_token, _system) module_exit_eval1(_token, _system) - -#ifndef TP_MODULE_OVERRIDE -static int TP_ID(__lttng_events_init__, TRACE_SYSTEM)(void) -{ - wrapper_vmalloc_sync_all(); - return ltt_probe_register(&TP_ID(__probe_desc___, TRACE_SYSTEM)); -} - -module_init_eval(__lttng_events_init__, TRACE_SYSTEM); - -static void TP_ID(__lttng_events_exit__, TRACE_SYSTEM)(void) -{ - ltt_probe_unregister(&TP_ID(__probe_desc___, TRACE_SYSTEM)); -} - -module_exit_eval(__lttng_events_exit__, TRACE_SYSTEM); -#endif - -#undef module_init_eval -#undef module_exit_eval -#undef TP_ID1 -#undef TP_ID - -#undef TP_PROTO -#undef TP_ARGS -#undef TRACE_EVENT_FLAGS diff --git a/drivers/staging/lttng/probes/lttng-ftrace.c b/drivers/staging/lttng/probes/lttng-ftrace.c deleted file mode 100644 index 1aa7183..0000000 --- a/drivers/staging/lttng/probes/lttng-ftrace.c +++ /dev/null @@ -1,188 +0,0 @@ -/* - * (C) Copyright 2009-2011 - - * Mathieu Desnoyers - * - * LTTng function tracer integration module. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -/* - * Ftrace function tracer does not seem to provide synchronization between probe - * teardown and callback execution. Therefore, we make this module permanently - * loaded (unloadable). - * - * TODO: Move to register_ftrace_function() (which is exported for - * modules) for Linux >= 3.0. It is faster (only enables the selected - * functions), and will stay there. - */ - -#include -#include -#include -#include "../ltt-events.h" -#include "../wrapper/ringbuffer/frontend_types.h" -#include "../wrapper/ftrace.h" -#include "../wrapper/vmalloc.h" -#include "../ltt-tracer.h" - -static -void lttng_ftrace_handler(unsigned long ip, unsigned long parent_ip, void **data) -{ - struct ltt_event *event = *data; - struct ltt_channel *chan = event->chan; - struct lib_ring_buffer_ctx ctx; - struct { - unsigned long ip; - unsigned long parent_ip; - } payload; - int ret; - - if (unlikely(!ACCESS_ONCE(chan->session->active))) - return; - if (unlikely(!ACCESS_ONCE(chan->enabled))) - return; - if (unlikely(!ACCESS_ONCE(event->enabled))) - return; - - lib_ring_buffer_ctx_init(&ctx, chan->chan, event, - sizeof(payload), ltt_alignof(payload), -1); - ret = chan->ops->event_reserve(&ctx, event->id); - if (ret < 0) - return; - payload.ip = ip; - payload.parent_ip = parent_ip; - lib_ring_buffer_align_ctx(&ctx, ltt_alignof(payload)); - chan->ops->event_write(&ctx, &payload, sizeof(payload)); - chan->ops->event_commit(&ctx); - return; -} - -/* - * Create event description - */ -static -int lttng_create_ftrace_event(const char *name, struct ltt_event *event) -{ - struct lttng_event_field *fields; - struct lttng_event_desc *desc; - int ret; - - desc = kzalloc(sizeof(*event->desc), GFP_KERNEL); - if (!desc) - return -ENOMEM; - desc->name = kstrdup(name, GFP_KERNEL); - if (!desc->name) { - ret = -ENOMEM; - goto error_str; - } - desc->nr_fields = 2; - desc->fields = fields = - kzalloc(2 * sizeof(struct lttng_event_field), GFP_KERNEL); - if (!desc->fields) { - ret = -ENOMEM; - goto error_fields; - } - fields[0].name = "ip"; - fields[0].type.atype = atype_integer; - fields[0].type.u.basic.integer.size = sizeof(unsigned long) * CHAR_BIT; - fields[0].type.u.basic.integer.alignment = ltt_alignof(unsigned long) * CHAR_BIT; - fields[0].type.u.basic.integer.signedness = is_signed_type(unsigned long); - fields[0].type.u.basic.integer.reverse_byte_order = 0; - fields[0].type.u.basic.integer.base = 16; - fields[0].type.u.basic.integer.encoding = lttng_encode_none; - - fields[1].name = "parent_ip"; - fields[1].type.atype = atype_integer; - fields[1].type.u.basic.integer.size = sizeof(unsigned long) * CHAR_BIT; - fields[1].type.u.basic.integer.alignment = ltt_alignof(unsigned long) * CHAR_BIT; - fields[1].type.u.basic.integer.signedness = is_signed_type(unsigned long); - fields[1].type.u.basic.integer.reverse_byte_order = 0; - fields[1].type.u.basic.integer.base = 16; - fields[1].type.u.basic.integer.encoding = lttng_encode_none; - - desc->owner = THIS_MODULE; - event->desc = desc; - - return 0; - -error_fields: - kfree(desc->name); -error_str: - kfree(desc); - return ret; -} - -static -struct ftrace_probe_ops lttng_ftrace_ops = { - .func = lttng_ftrace_handler, -}; - -int lttng_ftrace_register(const char *name, - const char *symbol_name, - struct ltt_event *event) -{ - int ret; - - ret = lttng_create_ftrace_event(name, event); - if (ret) - goto error; - - event->u.ftrace.symbol_name = kstrdup(symbol_name, GFP_KERNEL); - if (!event->u.ftrace.symbol_name) - goto name_error; - - /* Ensure the memory we just allocated don't trigger page faults */ - wrapper_vmalloc_sync_all(); - - ret = wrapper_register_ftrace_function_probe(event->u.ftrace.symbol_name, - <tng_ftrace_ops, event); - if (ret < 0) - goto register_error; - return 0; - -register_error: - kfree(event->u.ftrace.symbol_name); -name_error: - kfree(event->desc->name); - kfree(event->desc); -error: - return ret; -} -EXPORT_SYMBOL_GPL(lttng_ftrace_register); - -void lttng_ftrace_unregister(struct ltt_event *event) -{ - wrapper_unregister_ftrace_function_probe(event->u.ftrace.symbol_name, - <tng_ftrace_ops, event); -} -EXPORT_SYMBOL_GPL(lttng_ftrace_unregister); - -void lttng_ftrace_destroy_private(struct ltt_event *event) -{ - kfree(event->u.ftrace.symbol_name); - kfree(event->desc->fields); - kfree(event->desc->name); - kfree(event->desc); -} -EXPORT_SYMBOL_GPL(lttng_ftrace_destroy_private); - -int lttng_ftrace_init(void) -{ - wrapper_vmalloc_sync_all(); - return 0; -} -module_init(lttng_ftrace_init) - -/* - * Ftrace takes care of waiting for a grace period (RCU sched) at probe - * unregistration, and disables preemption around probe call. - */ -void lttng_ftrace_exit(void) -{ -} -module_exit(lttng_ftrace_exit) - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("Linux Trace Toolkit Ftrace Support"); diff --git a/drivers/staging/lttng/probes/lttng-kprobes.c b/drivers/staging/lttng/probes/lttng-kprobes.c deleted file mode 100644 index 784002a..0000000 --- a/drivers/staging/lttng/probes/lttng-kprobes.c +++ /dev/null @@ -1,164 +0,0 @@ -/* - * (C) Copyright 2009-2011 - - * Mathieu Desnoyers - * - * LTTng kprobes integration module. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include -#include "../ltt-events.h" -#include "../wrapper/ringbuffer/frontend_types.h" -#include "../wrapper/vmalloc.h" -#include "../ltt-tracer.h" - -static -int lttng_kprobes_handler_pre(struct kprobe *p, struct pt_regs *regs) -{ - struct ltt_event *event = - container_of(p, struct ltt_event, u.kprobe.kp); - struct ltt_channel *chan = event->chan; - struct lib_ring_buffer_ctx ctx; - int ret; - unsigned long data = (unsigned long) p->addr; - - if (unlikely(!ACCESS_ONCE(chan->session->active))) - return 0; - if (unlikely(!ACCESS_ONCE(chan->enabled))) - return 0; - if (unlikely(!ACCESS_ONCE(event->enabled))) - return 0; - - lib_ring_buffer_ctx_init(&ctx, chan->chan, event, sizeof(data), - ltt_alignof(data), -1); - ret = chan->ops->event_reserve(&ctx, event->id); - if (ret < 0) - return 0; - lib_ring_buffer_align_ctx(&ctx, ltt_alignof(data)); - chan->ops->event_write(&ctx, &data, sizeof(data)); - chan->ops->event_commit(&ctx); - return 0; -} - -/* - * Create event description - */ -static -int lttng_create_kprobe_event(const char *name, struct ltt_event *event) -{ - struct lttng_event_field *field; - struct lttng_event_desc *desc; - int ret; - - desc = kzalloc(sizeof(*event->desc), GFP_KERNEL); - if (!desc) - return -ENOMEM; - desc->name = kstrdup(name, GFP_KERNEL); - if (!desc->name) { - ret = -ENOMEM; - goto error_str; - } - desc->nr_fields = 1; - desc->fields = field = - kzalloc(1 * sizeof(struct lttng_event_field), GFP_KERNEL); - if (!field) { - ret = -ENOMEM; - goto error_field; - } - field->name = "ip"; - field->type.atype = atype_integer; - field->type.u.basic.integer.size = sizeof(unsigned long) * CHAR_BIT; - field->type.u.basic.integer.alignment = ltt_alignof(unsigned long) * CHAR_BIT; - field->type.u.basic.integer.signedness = is_signed_type(unsigned long); - field->type.u.basic.integer.reverse_byte_order = 0; - field->type.u.basic.integer.base = 16; - field->type.u.basic.integer.encoding = lttng_encode_none; - desc->owner = THIS_MODULE; - event->desc = desc; - - return 0; - -error_field: - kfree(desc->name); -error_str: - kfree(desc); - return ret; -} - -int lttng_kprobes_register(const char *name, - const char *symbol_name, - uint64_t offset, - uint64_t addr, - struct ltt_event *event) -{ - int ret; - - /* Kprobes expects a NULL symbol name if unused */ - if (symbol_name[0] == '\0') - symbol_name = NULL; - - ret = lttng_create_kprobe_event(name, event); - if (ret) - goto error; - memset(&event->u.kprobe.kp, 0, sizeof(event->u.kprobe.kp)); - event->u.kprobe.kp.pre_handler = lttng_kprobes_handler_pre; - if (symbol_name) { - event->u.kprobe.symbol_name = - kzalloc(LTTNG_SYM_NAME_LEN * sizeof(char), - GFP_KERNEL); - if (!event->u.kprobe.symbol_name) { - ret = -ENOMEM; - goto name_error; - } - memcpy(event->u.kprobe.symbol_name, symbol_name, - LTTNG_SYM_NAME_LEN * sizeof(char)); - event->u.kprobe.kp.symbol_name = - event->u.kprobe.symbol_name; - } - event->u.kprobe.kp.offset = offset; - event->u.kprobe.kp.addr = (void *) (unsigned long) addr; - - /* - * Ensure the memory we just allocated don't trigger page faults. - * Well.. kprobes itself puts the page fault handler on the blacklist, - * but we can never be too careful. - */ - wrapper_vmalloc_sync_all(); - - ret = register_kprobe(&event->u.kprobe.kp); - if (ret) - goto register_error; - return 0; - -register_error: - kfree(event->u.kprobe.symbol_name); -name_error: - kfree(event->desc->fields); - kfree(event->desc->name); - kfree(event->desc); -error: - return ret; -} -EXPORT_SYMBOL_GPL(lttng_kprobes_register); - -void lttng_kprobes_unregister(struct ltt_event *event) -{ - unregister_kprobe(&event->u.kprobe.kp); -} -EXPORT_SYMBOL_GPL(lttng_kprobes_unregister); - -void lttng_kprobes_destroy_private(struct ltt_event *event) -{ - kfree(event->u.kprobe.symbol_name); - kfree(event->desc->fields); - kfree(event->desc->name); - kfree(event->desc); -} -EXPORT_SYMBOL_GPL(lttng_kprobes_destroy_private); - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("Linux Trace Toolkit Kprobes Support"); diff --git a/drivers/staging/lttng/probes/lttng-kretprobes.c b/drivers/staging/lttng/probes/lttng-kretprobes.c deleted file mode 100644 index 6b29101..0000000 --- a/drivers/staging/lttng/probes/lttng-kretprobes.c +++ /dev/null @@ -1,277 +0,0 @@ -/* - * (C) Copyright 2009-2011 - - * Mathieu Desnoyers - * - * LTTng kretprobes integration module. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include -#include -#include "../ltt-events.h" -#include "../wrapper/ringbuffer/frontend_types.h" -#include "../wrapper/vmalloc.h" -#include "../ltt-tracer.h" - -enum lttng_kretprobe_type { - EVENT_ENTRY = 0, - EVENT_RETURN = 1, -}; - -struct lttng_krp { - struct kretprobe krp; - struct ltt_event *event[2]; /* ENTRY and RETURN */ - struct kref kref_register; - struct kref kref_alloc; -}; - -static -int _lttng_kretprobes_handler(struct kretprobe_instance *krpi, - struct pt_regs *regs, - enum lttng_kretprobe_type type) -{ - struct lttng_krp *lttng_krp = - container_of(krpi->rp, struct lttng_krp, krp); - struct ltt_event *event = - lttng_krp->event[type]; - struct ltt_channel *chan = event->chan; - struct lib_ring_buffer_ctx ctx; - int ret; - struct { - unsigned long ip; - unsigned long parent_ip; - } payload; - - if (unlikely(!ACCESS_ONCE(chan->session->active))) - return 0; - if (unlikely(!ACCESS_ONCE(chan->enabled))) - return 0; - if (unlikely(!ACCESS_ONCE(event->enabled))) - return 0; - - payload.ip = (unsigned long) krpi->rp->kp.addr; - payload.parent_ip = (unsigned long) krpi->ret_addr; - - lib_ring_buffer_ctx_init(&ctx, chan->chan, event, sizeof(payload), - ltt_alignof(payload), -1); - ret = chan->ops->event_reserve(&ctx, event->id); - if (ret < 0) - return 0; - lib_ring_buffer_align_ctx(&ctx, ltt_alignof(payload)); - chan->ops->event_write(&ctx, &payload, sizeof(payload)); - chan->ops->event_commit(&ctx); - return 0; -} - -static -int lttng_kretprobes_handler_entry(struct kretprobe_instance *krpi, - struct pt_regs *regs) -{ - return _lttng_kretprobes_handler(krpi, regs, EVENT_ENTRY); -} - -static -int lttng_kretprobes_handler_return(struct kretprobe_instance *krpi, - struct pt_regs *regs) -{ - return _lttng_kretprobes_handler(krpi, regs, EVENT_RETURN); -} - -/* - * Create event description - */ -static -int lttng_create_kprobe_event(const char *name, struct ltt_event *event, - enum lttng_kretprobe_type type) -{ - struct lttng_event_field *fields; - struct lttng_event_desc *desc; - int ret; - char *alloc_name; - size_t name_len; - const char *suffix = NULL; - - desc = kzalloc(sizeof(*event->desc), GFP_KERNEL); - if (!desc) - return -ENOMEM; - name_len = strlen(name); - switch (type) { - case EVENT_ENTRY: - suffix = "_entry"; - break; - case EVENT_RETURN: - suffix = "_return"; - break; - } - name_len += strlen(suffix); - alloc_name = kmalloc(name_len + 1, GFP_KERNEL); - if (!alloc_name) { - ret = -ENOMEM; - goto error_str; - } - strcpy(alloc_name, name); - strcat(alloc_name, suffix); - desc->name = alloc_name; - desc->nr_fields = 2; - desc->fields = fields = - kzalloc(2 * sizeof(struct lttng_event_field), GFP_KERNEL); - if (!desc->fields) { - ret = -ENOMEM; - goto error_fields; - } - fields[0].name = "ip"; - fields[0].type.atype = atype_integer; - fields[0].type.u.basic.integer.size = sizeof(unsigned long) * CHAR_BIT; - fields[0].type.u.basic.integer.alignment = ltt_alignof(unsigned long) * CHAR_BIT; - fields[0].type.u.basic.integer.signedness = is_signed_type(unsigned long); - fields[0].type.u.basic.integer.reverse_byte_order = 0; - fields[0].type.u.basic.integer.base = 16; - fields[0].type.u.basic.integer.encoding = lttng_encode_none; - - fields[1].name = "parent_ip"; - fields[1].type.atype = atype_integer; - fields[1].type.u.basic.integer.size = sizeof(unsigned long) * CHAR_BIT; - fields[1].type.u.basic.integer.alignment = ltt_alignof(unsigned long) * CHAR_BIT; - fields[1].type.u.basic.integer.signedness = is_signed_type(unsigned long); - fields[1].type.u.basic.integer.reverse_byte_order = 0; - fields[1].type.u.basic.integer.base = 16; - fields[1].type.u.basic.integer.encoding = lttng_encode_none; - - desc->owner = THIS_MODULE; - event->desc = desc; - - return 0; - -error_fields: - kfree(desc->name); -error_str: - kfree(desc); - return ret; -} - -int lttng_kretprobes_register(const char *name, - const char *symbol_name, - uint64_t offset, - uint64_t addr, - struct ltt_event *event_entry, - struct ltt_event *event_return) -{ - int ret; - struct lttng_krp *lttng_krp; - - /* Kprobes expects a NULL symbol name if unused */ - if (symbol_name[0] == '\0') - symbol_name = NULL; - - ret = lttng_create_kprobe_event(name, event_entry, EVENT_ENTRY); - if (ret) - goto error; - ret = lttng_create_kprobe_event(name, event_return, EVENT_RETURN); - if (ret) - goto event_return_error; - lttng_krp = kzalloc(sizeof(*lttng_krp), GFP_KERNEL); - if (!lttng_krp) - goto krp_error; - lttng_krp->krp.entry_handler = lttng_kretprobes_handler_entry; - lttng_krp->krp.handler = lttng_kretprobes_handler_return; - if (symbol_name) { - char *alloc_symbol; - - alloc_symbol = kstrdup(symbol_name, GFP_KERNEL); - if (!alloc_symbol) { - ret = -ENOMEM; - goto name_error; - } - lttng_krp->krp.kp.symbol_name = - alloc_symbol; - event_entry->u.kretprobe.symbol_name = - alloc_symbol; - event_return->u.kretprobe.symbol_name = - alloc_symbol; - } - lttng_krp->krp.kp.offset = offset; - lttng_krp->krp.kp.addr = (void *) (unsigned long) addr; - - /* Allow probe handler to find event structures */ - lttng_krp->event[EVENT_ENTRY] = event_entry; - lttng_krp->event[EVENT_RETURN] = event_return; - event_entry->u.kretprobe.lttng_krp = lttng_krp; - event_return->u.kretprobe.lttng_krp = lttng_krp; - - /* - * Both events must be unregistered before the kretprobe is - * unregistered. Same for memory allocation. - */ - kref_init(<tng_krp->kref_alloc); - kref_get(<tng_krp->kref_alloc); /* inc refcount to 2 */ - kref_init(<tng_krp->kref_register); - kref_get(<tng_krp->kref_register); /* inc refcount to 2 */ - - /* - * Ensure the memory we just allocated don't trigger page faults. - * Well.. kprobes itself puts the page fault handler on the blacklist, - * but we can never be too careful. - */ - wrapper_vmalloc_sync_all(); - - ret = register_kretprobe(<tng_krp->krp); - if (ret) - goto register_error; - return 0; - -register_error: - kfree(lttng_krp->krp.kp.symbol_name); -name_error: - kfree(lttng_krp); -krp_error: - kfree(event_return->desc->fields); - kfree(event_return->desc->name); - kfree(event_return->desc); -event_return_error: - kfree(event_entry->desc->fields); - kfree(event_entry->desc->name); - kfree(event_entry->desc); -error: - return ret; -} -EXPORT_SYMBOL_GPL(lttng_kretprobes_register); - -static -void _lttng_kretprobes_unregister_release(struct kref *kref) -{ - struct lttng_krp *lttng_krp = - container_of(kref, struct lttng_krp, kref_register); - unregister_kretprobe(<tng_krp->krp); -} - -void lttng_kretprobes_unregister(struct ltt_event *event) -{ - kref_put(&event->u.kretprobe.lttng_krp->kref_register, - _lttng_kretprobes_unregister_release); -} -EXPORT_SYMBOL_GPL(lttng_kretprobes_unregister); - -static -void _lttng_kretprobes_release(struct kref *kref) -{ - struct lttng_krp *lttng_krp = - container_of(kref, struct lttng_krp, kref_alloc); - kfree(lttng_krp->krp.kp.symbol_name); -} - -void lttng_kretprobes_destroy_private(struct ltt_event *event) -{ - kfree(event->desc->fields); - kfree(event->desc->name); - kfree(event->desc); - kref_put(&event->u.kretprobe.lttng_krp->kref_alloc, - _lttng_kretprobes_release); -} -EXPORT_SYMBOL_GPL(lttng_kretprobes_destroy_private); - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("Linux Trace Toolkit Kretprobes Support"); diff --git a/drivers/staging/lttng/probes/lttng-probe-block.c b/drivers/staging/lttng/probes/lttng-probe-block.c deleted file mode 100644 index 9eeebfc..0000000 --- a/drivers/staging/lttng/probes/lttng-probe-block.c +++ /dev/null @@ -1,31 +0,0 @@ -/* - * probes/lttng-probe-block.c - * - * Copyright 2010 (c) - Mathieu Desnoyers - * - * LTTng block probes. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include - -/* - * Create the tracepoint static inlines from the kernel to validate that our - * trace event macros match the kernel we run on. - */ -#include - -/* - * Create LTTng tracepoint probes. - */ -#define LTTNG_PACKAGE_BUILD -#define CREATE_TRACE_POINTS -#define TRACE_INCLUDE_PATH ../instrumentation/events/lttng-module - -#include "../instrumentation/events/lttng-module/block.h" - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers "); -MODULE_DESCRIPTION("LTTng block probes"); diff --git a/drivers/staging/lttng/probes/lttng-probe-irq.c b/drivers/staging/lttng/probes/lttng-probe-irq.c deleted file mode 100644 index 4a6a322..0000000 --- a/drivers/staging/lttng/probes/lttng-probe-irq.c +++ /dev/null @@ -1,31 +0,0 @@ -/* - * probes/lttng-probe-irq.c - * - * Copyright 2010 (c) - Mathieu Desnoyers - * - * LTTng irq probes. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include - -/* - * Create the tracepoint static inlines from the kernel to validate that our - * trace event macros match the kernel we run on. - */ -#include - -/* - * Create LTTng tracepoint probes. - */ -#define LTTNG_PACKAGE_BUILD -#define CREATE_TRACE_POINTS -#define TRACE_INCLUDE_PATH ../instrumentation/events/lttng-module - -#include "../instrumentation/events/lttng-module/irq.h" - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers "); -MODULE_DESCRIPTION("LTTng irq probes"); diff --git a/drivers/staging/lttng/probes/lttng-probe-kvm.c b/drivers/staging/lttng/probes/lttng-probe-kvm.c deleted file mode 100644 index 9efc6dd..0000000 --- a/drivers/staging/lttng/probes/lttng-probe-kvm.c +++ /dev/null @@ -1,31 +0,0 @@ -/* - * probes/lttng-probe-kvm.c - * - * Copyright 2010 (c) - Mathieu Desnoyers - * - * LTTng kvm probes. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include - -/* - * Create the tracepoint static inlines from the kernel to validate that our - * trace event macros match the kernel we run on. - */ -#include - -/* - * Create LTTng tracepoint probes. - */ -#define LTTNG_PACKAGE_BUILD -#define CREATE_TRACE_POINTS -#define TRACE_INCLUDE_PATH ../instrumentation/events/lttng-module - -#include "../instrumentation/events/lttng-module/kvm.h" - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers "); -MODULE_DESCRIPTION("LTTng kvm probes"); diff --git a/drivers/staging/lttng/probes/lttng-probe-lttng.c b/drivers/staging/lttng/probes/lttng-probe-lttng.c deleted file mode 100644 index 62aab6c..0000000 --- a/drivers/staging/lttng/probes/lttng-probe-lttng.c +++ /dev/null @@ -1,24 +0,0 @@ -/* - * probes/lttng-probe-core.c - * - * Copyright 2010 (c) - Mathieu Desnoyers - * - * LTTng core probes. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include - -/* - * Create LTTng tracepoint probes. - */ -#define LTTNG_PACKAGE_BUILD -#define CREATE_TRACE_POINTS -#define TRACE_INCLUDE_PATH ../instrumentation/events/lttng-module - -#include "../instrumentation/events/lttng-module/lttng.h" - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers "); -MODULE_DESCRIPTION("LTTng core probes"); diff --git a/drivers/staging/lttng/probes/lttng-probe-sched.c b/drivers/staging/lttng/probes/lttng-probe-sched.c deleted file mode 100644 index 18c1521..0000000 --- a/drivers/staging/lttng/probes/lttng-probe-sched.c +++ /dev/null @@ -1,30 +0,0 @@ -/* - * probes/lttng-probe-sched.c - * - * Copyright 2010 (c) - Mathieu Desnoyers - * - * LTTng sched probes. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include - -/* - * Create the tracepoint static inlines from the kernel to validate that our - * trace event macros match the kernel we run on. - */ -#include - -/* - * Create LTTng tracepoint probes. - */ -#define LTTNG_PACKAGE_BUILD -#define CREATE_TRACE_POINTS -#define TRACE_INCLUDE_PATH ../instrumentation/events/lttng-module - -#include "../instrumentation/events/lttng-module/sched.h" - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers "); -MODULE_DESCRIPTION("LTTng sched probes"); diff --git a/drivers/staging/lttng/probes/lttng-type-list.h b/drivers/staging/lttng/probes/lttng-type-list.h deleted file mode 100644 index 7b953db..0000000 --- a/drivers/staging/lttng/probes/lttng-type-list.h +++ /dev/null @@ -1,21 +0,0 @@ -/* - * lttng-type-list.h - * - * Copyright (C) 2010-2011 Mathieu Desnoyers - * - * Dual LGPL v2.1/GPL v2 license. - */ - -/* Type list, used to create metadata */ - -/* Enumerations */ -TRACE_EVENT_ENUM(hrtimer_mode, - V(HRTIMER_MODE_ABS), - V(HRTIMER_MODE_REL), - V(HRTIMER_MODE_PINNED), - V(HRTIMER_MODE_ABS_PINNED), - V(HRTIMER_MODE_REL_PINNED), - R(HRTIMER_MODE_UNDEFINED, 0x04, 0x20), /* Example (to remove) */ -) - -TRACE_EVENT_TYPE(hrtimer_mode, enum, unsigned char) diff --git a/drivers/staging/lttng/probes/lttng-types.c b/drivers/staging/lttng/probes/lttng-types.c deleted file mode 100644 index 93a9ae5..0000000 --- a/drivers/staging/lttng/probes/lttng-types.c +++ /dev/null @@ -1,49 +0,0 @@ -/* - * probes/lttng-types.c - * - * Copyright 2010 (c) - Mathieu Desnoyers - * - * LTTng types. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include -#include "../wrapper/vmalloc.h" /* for wrapper_vmalloc_sync_all() */ -#include "../ltt-events.h" -#include "lttng-types.h" -#include - -#define STAGE_EXPORT_ENUMS -#include "lttng-types.h" -#include "lttng-type-list.h" -#undef STAGE_EXPORT_ENUMS - -struct lttng_enum lttng_enums[] = { -#define STAGE_EXPORT_TYPES -#include "lttng-types.h" -#include "lttng-type-list.h" -#undef STAGE_EXPORT_TYPES -}; - -static int lttng_types_init(void) -{ - int ret = 0; - - wrapper_vmalloc_sync_all(); - /* TODO */ - return ret; -} - -module_init(lttng_types_init); - -static void lttng_types_exit(void) -{ -} - -module_exit(lttng_types_exit); - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers "); -MODULE_DESCRIPTION("LTTng types"); diff --git a/drivers/staging/lttng/probes/lttng-types.h b/drivers/staging/lttng/probes/lttng-types.h deleted file mode 100644 index 1062028..0000000 --- a/drivers/staging/lttng/probes/lttng-types.h +++ /dev/null @@ -1,72 +0,0 @@ -/* - * Protect against multiple inclusion of structure declarations, but run the - * stages below each time. - */ -#ifndef _LTTNG_PROBES_LTTNG_TYPES_H -#define _LTTNG_PROBES_LTTNG_TYPES_H - -/* - * probes/lttng-types.h - * - * Copyright 2010 (c) - Mathieu Desnoyers - * - * LTTng types. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include -#include "lttng.h" -#include "../ltt-events.h" -#include "../ltt-tracer.h" -#include "../ltt-endian.h" - -#endif /* _LTTNG_PROBES_LTTNG_TYPES_H */ - -/* Export enumerations */ - -#ifdef STAGE_EXPORT_ENUMS - -#undef TRACE_EVENT_TYPE -#define TRACE_EVENT_TYPE(_name, _abstract_type, args...) - -#undef TRACE_EVENT_ENUM -#define TRACE_EVENT_ENUM(_name, _entries...) \ - const struct lttng_enum_entry __trace_event_enum_##_name[] = { \ - PARAMS(_entries) \ - }; - -/* Enumeration entry (single value) */ -#undef V -#define V(_string) { _string, _string, #_string} - -/* Enumeration entry (range) */ -#undef R -#define R(_string, _range_start, _range_end) \ - { _range_start, _range_end, #_string } - -#endif /* STAGE_EXPORT_ENUMS */ - - -/* Export named types */ - -#ifdef STAGE_EXPORT_TYPES - -#undef TRACE_EVENT_TYPE___enum -#define TRACE_EVENT_TYPE___enum(_name, _container_type) \ - { \ - .name = #_name, \ - .container_type = __type_integer(_container_type, __BYTE_ORDER, 10, none), \ - .entries = __trace_event_enum_##_name, \ - .len = ARRAY_SIZE(__trace_event_enum_##_name), \ - }, - -/* Local declaration */ -#undef TRACE_EVENT_TYPE -#define TRACE_EVENT_TYPE(_name, _abstract_type, args...) \ - TRACE_EVENT_TYPE___##_abstract_type(_name, args) - -#undef TRACE_EVENT_ENUM -#define TRACE_EVENT_ENUM(_name, _entries...) - -#endif /* STAGE_EXPORT_TYPES */ diff --git a/drivers/staging/lttng/probes/lttng.h b/drivers/staging/lttng/probes/lttng.h deleted file mode 100644 index e16fc2d..0000000 --- a/drivers/staging/lttng/probes/lttng.h +++ /dev/null @@ -1,15 +0,0 @@ -#ifndef _LTTNG_PROBES_LTTNG_H -#define _LTTNG_PROBES_LTTNG_H - -/* - * lttng.h - * - * Copyright (C) 2010-2011 Mathieu Desnoyers - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#undef PARAMS -#define PARAMS(args...) args - -#endif /* _LTTNG_PROBES_LTTNG_H */ diff --git a/drivers/staging/lttng/wrapper/ftrace.h b/drivers/staging/lttng/wrapper/ftrace.h deleted file mode 100644 index ace33c5..0000000 --- a/drivers/staging/lttng/wrapper/ftrace.h +++ /dev/null @@ -1,70 +0,0 @@ -#ifndef _LTT_WRAPPER_FTRACE_H -#define _LTT_WRAPPER_FTRACE_H - -/* - * Copyright (C) 2011 Mathieu Desnoyers (mathieu.desnoyers@efficios.com) - * - * wrapper around vmalloc_sync_all. Using KALLSYMS to get its address when - * available, else we need to have a kernel that exports this function to GPL - * modules. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include - -#ifdef CONFIG_KALLSYMS - -#include -#include "kallsyms.h" - -static inline -int wrapper_register_ftrace_function_probe(char *glob, - struct ftrace_probe_ops *ops, void *data) -{ - int (*register_ftrace_function_probe_sym)(char *glob, - struct ftrace_probe_ops *ops, void *data); - - register_ftrace_function_probe_sym = (void *) kallsyms_lookup_funcptr("register_ftrace_function_probe"); - if (register_ftrace_function_probe_sym) { - return register_ftrace_function_probe_sym(glob, ops, data); - } else { - printk(KERN_WARNING "LTTng: register_ftrace_function_probe symbol lookup failed.\n"); - return -EINVAL; - } -} - -static inline -void wrapper_unregister_ftrace_function_probe(char *glob, - struct ftrace_probe_ops *ops, void *data) -{ - void (*unregister_ftrace_function_probe_sym)(char *glob, - struct ftrace_probe_ops *ops, void *data); - - unregister_ftrace_function_probe_sym = (void *) kallsyms_lookup_funcptr("unregister_ftrace_function_probe"); - if (unregister_ftrace_function_probe_sym) { - unregister_ftrace_function_probe_sym(glob, ops, data); - } else { - printk(KERN_WARNING "LTTng: unregister_ftrace_function_probe symbol lookup failed.\n"); - WARN_ON(1); - } -} - -#else - -static inline -int wrapper_register_ftrace_function_probe(char *glob, - struct ftrace_probe_ops *ops, void *data) -{ - return register_ftrace_function_probe(glob, ops, data); -} - -static inline -void wrapper_unregister_ftrace_function_probe(char *glob, - struct ftrace_probe_ops *ops, void *data) -{ - return unregister_ftrace_function_probe(glob, ops, data); -} -#endif - -#endif /* _LTT_WRAPPER_FTRACE_H */ diff --git a/drivers/staging/lttng/wrapper/inline_memcpy.h b/drivers/staging/lttng/wrapper/inline_memcpy.h deleted file mode 100644 index 33150cd..0000000 --- a/drivers/staging/lttng/wrapper/inline_memcpy.h +++ /dev/null @@ -1,11 +0,0 @@ -/* - * wrapper/inline_memcpy.h - * - * Copyright (C) 2010-2011 Mathieu Desnoyers - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#if !defined(__HAVE_ARCH_INLINE_MEMCPY) && !defined(inline_memcpy) -#define inline_memcpy memcpy -#endif diff --git a/drivers/staging/lttng/wrapper/kallsyms.h b/drivers/staging/lttng/wrapper/kallsyms.h deleted file mode 100644 index a7b8ab1..0000000 --- a/drivers/staging/lttng/wrapper/kallsyms.h +++ /dev/null @@ -1,30 +0,0 @@ -#ifndef _LTT_WRAPPER_KALLSYMS_H -#define _LTT_WRAPPER_KALLSYMS_H - -#include - -/* - * Copyright (C) 2011 Avik Sil (avik.sil@linaro.org) - * - * wrapper around kallsyms_lookup_name. Implements arch-dependent code for - * arches where the address of the start of the function body is different - * from the pointer which can be used to call the function, e.g. ARM THUMB2. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -static inline -unsigned long kallsyms_lookup_funcptr(const char *name) -{ - unsigned long addr; - - addr = kallsyms_lookup_name(name); -#ifdef CONFIG_ARM -#ifdef CONFIG_THUMB2_KERNEL - if (addr) - addr |= 1; /* set bit 0 in address for thumb mode */ -#endif -#endif - return addr; -} -#endif /* _LTT_WRAPPER_KALLSYMS_H */ diff --git a/drivers/staging/lttng/wrapper/perf.h b/drivers/staging/lttng/wrapper/perf.h deleted file mode 100644 index 9a6dbfc..0000000 --- a/drivers/staging/lttng/wrapper/perf.h +++ /dev/null @@ -1,32 +0,0 @@ -#ifndef _LTT_WRAPPER_PERF_H -#define _LTT_WRAPPER_PERF_H - -/* - * Copyright (C) 2011 Mathieu Desnoyers (mathieu.desnoyers@efficios.com) - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include - -#if defined(CONFIG_PERF_EVENTS) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3,0,99)) -static inline struct perf_event * -wrapper_perf_event_create_kernel_counter(struct perf_event_attr *attr, - int cpu, - struct task_struct *task, - perf_overflow_handler_t callback) -{ - return perf_event_create_kernel_counter(attr, cpu, task, callback, NULL); -} -#else -static inline struct perf_event * -wrapper_perf_event_create_kernel_counter(struct perf_event_attr *attr, - int cpu, - struct task_struct *task, - perf_overflow_handler_t callback) -{ - return perf_event_create_kernel_counter(attr, cpu, task, callback); -} -#endif - -#endif /* _LTT_WRAPPER_PERF_H */ diff --git a/drivers/staging/lttng/wrapper/poll.h b/drivers/staging/lttng/wrapper/poll.h deleted file mode 100644 index 9c2d18f..0000000 --- a/drivers/staging/lttng/wrapper/poll.h +++ /dev/null @@ -1,14 +0,0 @@ -#ifndef _LTTNG_WRAPPER_POLL_H -#define _LTTNG_WRAPPER_POLL_H - -/* - * Copyright (C) 2011 Mathieu Desnoyers (mathieu.desnoyers@efficios.com) - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include - -#define poll_wait_set_exclusive(poll_table) - -#endif /* _LTTNG_WRAPPER_POLL_H */ diff --git a/drivers/staging/lttng/wrapper/ringbuffer/api.h b/drivers/staging/lttng/wrapper/ringbuffer/api.h deleted file mode 100644 index 182bee2..0000000 --- a/drivers/staging/lttng/wrapper/ringbuffer/api.h +++ /dev/null @@ -1 +0,0 @@ -#include "../../lib/ringbuffer/api.h" diff --git a/drivers/staging/lttng/wrapper/ringbuffer/backend.h b/drivers/staging/lttng/wrapper/ringbuffer/backend.h deleted file mode 100644 index bfdd39d..0000000 --- a/drivers/staging/lttng/wrapper/ringbuffer/backend.h +++ /dev/null @@ -1 +0,0 @@ -#include "../../lib/ringbuffer/backend.h" diff --git a/drivers/staging/lttng/wrapper/ringbuffer/backend_internal.h b/drivers/staging/lttng/wrapper/ringbuffer/backend_internal.h deleted file mode 100644 index 00d45e4..0000000 --- a/drivers/staging/lttng/wrapper/ringbuffer/backend_internal.h +++ /dev/null @@ -1,2 +0,0 @@ -#include "../../wrapper/inline_memcpy.h" -#include "../../lib/ringbuffer/backend_internal.h" diff --git a/drivers/staging/lttng/wrapper/ringbuffer/backend_types.h b/drivers/staging/lttng/wrapper/ringbuffer/backend_types.h deleted file mode 100644 index c59effd..0000000 --- a/drivers/staging/lttng/wrapper/ringbuffer/backend_types.h +++ /dev/null @@ -1 +0,0 @@ -#include "../../lib/ringbuffer/backend_types.h" diff --git a/drivers/staging/lttng/wrapper/ringbuffer/config.h b/drivers/staging/lttng/wrapper/ringbuffer/config.h deleted file mode 100644 index 0ce7a9d..0000000 --- a/drivers/staging/lttng/wrapper/ringbuffer/config.h +++ /dev/null @@ -1 +0,0 @@ -#include "../../lib/ringbuffer/config.h" diff --git a/drivers/staging/lttng/wrapper/ringbuffer/frontend.h b/drivers/staging/lttng/wrapper/ringbuffer/frontend.h deleted file mode 100644 index 7c6c070..0000000 --- a/drivers/staging/lttng/wrapper/ringbuffer/frontend.h +++ /dev/null @@ -1 +0,0 @@ -#include "../../lib/ringbuffer/frontend.h" diff --git a/drivers/staging/lttng/wrapper/ringbuffer/frontend_api.h b/drivers/staging/lttng/wrapper/ringbuffer/frontend_api.h deleted file mode 100644 index b03c501..0000000 --- a/drivers/staging/lttng/wrapper/ringbuffer/frontend_api.h +++ /dev/null @@ -1 +0,0 @@ -#include "../../lib/ringbuffer/frontend_api.h" diff --git a/drivers/staging/lttng/wrapper/ringbuffer/frontend_internal.h b/drivers/staging/lttng/wrapper/ringbuffer/frontend_internal.h deleted file mode 100644 index 1899101..0000000 --- a/drivers/staging/lttng/wrapper/ringbuffer/frontend_internal.h +++ /dev/null @@ -1 +0,0 @@ -#include "../../lib/ringbuffer/frontend_internal.h" diff --git a/drivers/staging/lttng/wrapper/ringbuffer/frontend_types.h b/drivers/staging/lttng/wrapper/ringbuffer/frontend_types.h deleted file mode 100644 index 0c23244..0000000 --- a/drivers/staging/lttng/wrapper/ringbuffer/frontend_types.h +++ /dev/null @@ -1 +0,0 @@ -#include "../../lib/ringbuffer/frontend_types.h" diff --git a/drivers/staging/lttng/wrapper/ringbuffer/iterator.h b/drivers/staging/lttng/wrapper/ringbuffer/iterator.h deleted file mode 100644 index 76e9edb..0000000 --- a/drivers/staging/lttng/wrapper/ringbuffer/iterator.h +++ /dev/null @@ -1 +0,0 @@ -#include "../../lib/ringbuffer/iterator.h" diff --git a/drivers/staging/lttng/wrapper/ringbuffer/nohz.h b/drivers/staging/lttng/wrapper/ringbuffer/nohz.h deleted file mode 100644 index 9fbb84d..0000000 --- a/drivers/staging/lttng/wrapper/ringbuffer/nohz.h +++ /dev/null @@ -1 +0,0 @@ -#include "../../lib/ringbuffer/nohz.h" diff --git a/drivers/staging/lttng/wrapper/ringbuffer/vatomic.h b/drivers/staging/lttng/wrapper/ringbuffer/vatomic.h deleted file mode 100644 index d578445..0000000 --- a/drivers/staging/lttng/wrapper/ringbuffer/vatomic.h +++ /dev/null @@ -1 +0,0 @@ -#include "../../lib/ringbuffer/vatomic.h" diff --git a/drivers/staging/lttng/wrapper/ringbuffer/vfs.h b/drivers/staging/lttng/wrapper/ringbuffer/vfs.h deleted file mode 100644 index f8e9ed9..0000000 --- a/drivers/staging/lttng/wrapper/ringbuffer/vfs.h +++ /dev/null @@ -1 +0,0 @@ -#include "../../lib/ringbuffer/vfs.h" diff --git a/drivers/staging/lttng/wrapper/spinlock.h b/drivers/staging/lttng/wrapper/spinlock.h deleted file mode 100644 index 8b1ad99..0000000 --- a/drivers/staging/lttng/wrapper/spinlock.h +++ /dev/null @@ -1,26 +0,0 @@ -#ifndef _LTT_WRAPPER_SPINLOCK_H -#define _LTT_WRAPPER_SPINLOCK_H - -/* - * Copyright (C) 2011 Mathieu Desnoyers (mathieu.desnoyers@efficios.com) - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include - -#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,33)) - -#include - -#define raw_spin_lock_init(lock) \ - do { \ - raw_spinlock_t __lock = __RAW_SPIN_LOCK_UNLOCKED; \ - memcpy(lock, &__lock, sizeof(lock)); \ - } while (0) - -#define raw_spin_is_locked(lock) __raw_spin_is_locked(lock) - - -#endif -#endif /* _LTT_WRAPPER_SPINLOCK_H */ diff --git a/drivers/staging/lttng/wrapper/splice.c b/drivers/staging/lttng/wrapper/splice.c deleted file mode 100644 index ba224ee..0000000 --- a/drivers/staging/lttng/wrapper/splice.c +++ /dev/null @@ -1,46 +0,0 @@ -/* - * Copyright (C) 2011 Mathieu Desnoyers (mathieu.desnoyers@efficios.com) - * - * wrapper around vmalloc_sync_all. Using KALLSYMS to get its address when - * available, else we need to have a kernel that exports this function to GPL - * modules. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#ifdef CONFIG_KALLSYMS - -#include -#include -#include -#include "kallsyms.h" - -static -ssize_t (*splice_to_pipe_sym)(struct pipe_inode_info *pipe, - struct splice_pipe_desc *spd); - -ssize_t wrapper_splice_to_pipe(struct pipe_inode_info *pipe, - struct splice_pipe_desc *spd) -{ - if (!splice_to_pipe_sym) - splice_to_pipe_sym = (void *) kallsyms_lookup_funcptr("splice_to_pipe"); - if (splice_to_pipe_sym) { - return splice_to_pipe_sym(pipe, spd); - } else { - printk(KERN_WARNING "LTTng: splice_to_pipe symbol lookup failed.\n"); - return -ENOSYS; - } -} - -#else - -#include -#include - -ssize_t wrapper_splice_to_pipe(struct pipe_inode_info *pipe, - struct splice_pipe_desc *spd) -{ - return splice_to_pipe(pipe, spd); -} - -#endif diff --git a/drivers/staging/lttng/wrapper/splice.h b/drivers/staging/lttng/wrapper/splice.h deleted file mode 100644 index f75309a..0000000 --- a/drivers/staging/lttng/wrapper/splice.h +++ /dev/null @@ -1,23 +0,0 @@ -#ifndef _LTT_WRAPPER_SPLICE_H -#define _LTT_WRAPPER_SPLICE_H - -/* - * Copyright (C) 2011 Mathieu Desnoyers (mathieu.desnoyers@efficios.com) - * - * wrapper around vmalloc_sync_all. Using KALLSYMS to get its address when - * available, else we need to have a kernel that exports this function to GPL - * modules. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include - -ssize_t wrapper_splice_to_pipe(struct pipe_inode_info *pipe, - struct splice_pipe_desc *spd); - -#ifndef PIPE_DEF_BUFFERS -#define PIPE_DEF_BUFFERS 16 -#endif - -#endif /* _LTT_WRAPPER_SPLICE_H */ diff --git a/drivers/staging/lttng/wrapper/trace-clock.h b/drivers/staging/lttng/wrapper/trace-clock.h deleted file mode 100644 index 8b77428..0000000 --- a/drivers/staging/lttng/wrapper/trace-clock.h +++ /dev/null @@ -1,75 +0,0 @@ -/* - * Copyright (C) 2011 Mathieu Desnoyers (mathieu.desnoyers@efficios.com) - * - * Contains LTTng trace clock mapping to LTTng trace clock or mainline monotonic - * clock. This wrapper depends on CONFIG_HIGH_RES_TIMERS=y. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#ifndef _LTT_TRACE_CLOCK_H -#define _LTT_TRACE_CLOCK_H - -#ifdef CONFIG_HAVE_TRACE_CLOCK -#include -#else /* CONFIG_HAVE_TRACE_CLOCK */ - -#include -#include -#include -#include - -static inline u64 trace_clock_monotonic_wrapper(void) -{ - ktime_t ktime; - - /* - * Refuse to trace from NMIs with this wrapper, because an NMI could - * nest over the xtime write seqlock and deadlock. - */ - if (in_nmi()) - return (u64) -EIO; - - ktime = ktime_get(); - return (u64) ktime.tv64; -} - -static inline u32 trace_clock_read32(void) -{ - return (u32) trace_clock_monotonic_wrapper(); -} - -static inline u64 trace_clock_read64(void) -{ - return (u64) trace_clock_monotonic_wrapper(); -} - -static inline u64 trace_clock_frequency(void) -{ - return (u64)NSEC_PER_SEC; -} - -static inline u32 trace_clock_freq_scale(void) -{ - return 1; -} - -static inline int get_trace_clock(void) -{ - printk(KERN_WARNING "LTTng: Using mainline kernel monotonic clock.\n"); - printk(KERN_WARNING " * NMIs will not be traced,\n"); - printk(KERN_WARNING " * expect significant performance degradation compared to the\n"); - printk(KERN_WARNING " LTTng trace clocks.\n"); - printk(KERN_WARNING "Integration of the LTTng 0.x trace clocks into LTTng 2.0 is planned\n"); - printk(KERN_WARNING "in a near future.\n"); - - return 0; -} - -static inline void put_trace_clock(void) -{ -} - -#endif /* CONFIG_HAVE_TRACE_CLOCK */ - -#endif /* _LTT_TRACE_CLOCK_H */ diff --git a/drivers/staging/lttng/wrapper/uuid.h b/drivers/staging/lttng/wrapper/uuid.h deleted file mode 100644 index bfa67ff..0000000 --- a/drivers/staging/lttng/wrapper/uuid.h +++ /dev/null @@ -1,29 +0,0 @@ -#ifndef _LTT_WRAPPER_UUID_H -#define _LTT_WRAPPER_UUID_H - -/* - * Copyright (C) 2011 Mathieu Desnoyers (mathieu.desnoyers@efficios.com) - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#include - -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) -#include -#else - -#include - -typedef struct { - __u8 b[16]; -} uuid_le; - -static inline -void uuid_le_gen(uuid_le *u) -{ - generate_random_uuid(u->b); -} - -#endif -#endif /* _LTT_WRAPPER_UUID_H */ diff --git a/drivers/staging/lttng/wrapper/vmalloc.h b/drivers/staging/lttng/wrapper/vmalloc.h deleted file mode 100644 index 765f2ad..0000000 --- a/drivers/staging/lttng/wrapper/vmalloc.h +++ /dev/null @@ -1,49 +0,0 @@ -#ifndef _LTT_WRAPPER_VMALLOC_H -#define _LTT_WRAPPER_VMALLOC_H - -/* - * Copyright (C) 2011 Mathieu Desnoyers (mathieu.desnoyers@efficios.com) - * - * wrapper around vmalloc_sync_all. Using KALLSYMS to get its address when - * available, else we need to have a kernel that exports this function to GPL - * modules. - * - * Dual LGPL v2.1/GPL v2 license. - */ - -#ifdef CONFIG_KALLSYMS - -#include -#include "kallsyms.h" - -static inline -void wrapper_vmalloc_sync_all(void) -{ - void (*vmalloc_sync_all_sym)(void); - - vmalloc_sync_all_sym = (void *) kallsyms_lookup_funcptr("vmalloc_sync_all"); - if (vmalloc_sync_all_sym) { - vmalloc_sync_all_sym(); - } else { -#ifdef CONFIG_X86 - /* - * Only x86 needs vmalloc_sync_all to make sure LTTng does not - * trigger recursive page faults. - */ - printk(KERN_WARNING "LTTng: vmalloc_sync_all symbol lookup failed.\n"); - printk(KERN_WARNING "Page fault handler and NMI tracing might trigger faults.\n"); -#endif - } -} -#else - -#include - -static inline -void wrapper_vmalloc_sync_all(void) -{ - return vmalloc_sync_all(); -} -#endif - -#endif /* _LTT_WRAPPER_VMALLOC_H */ -- cgit v0.10.2