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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-28 19:55:55 (GMT) |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-28 19:55:55 (GMT) |
commit | c4a227d89f758e582fd167bb15245f2704de99ef (patch) | |
tree | f5b6e0091e6543c14d1cd7cf1f93e097a96bbd64 /include/linux | |
parent | 87367a0b71a5188e34a913c05673b5078f71a64d (diff) | |
parent | f506b3dc0ec454a16d40cab9ee5d75435b39dc50 (diff) | |
download | linux-fsl-qoriq-c4a227d89f758e582fd167bb15245f2704de99ef.tar.xz |
Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (25 commits)
perf: Fix SIGIO handling
perf top: Don't stop if no kernel symtab is found
perf top: Handle kptr_restrict
perf top: Remove unused macro
perf events: initialize fd array to -1 instead of 0
perf tools: Make sure kptr_restrict warnings fit 80 col terms
perf tools: Fix build on older systems
perf symbols: Handle /proc/sys/kernel/kptr_restrict
perf: Remove duplicate headers
ftrace: Add internal recursive checks
tracing: Update btrfs's tracepoints to use u64 interface
tracing: Add __print_symbolic_u64 to avoid warnings on 32bit machine
ftrace: Set ops->flag to enabled even on static function tracing
tracing: Have event with function tracer check error return
ftrace: Have ftrace_startup() return failure code
jump_label: Check entries limit in __jump_label_update
ftrace/recordmcount: Avoid STT_FUNC symbols as base on ARM
scripts/tags.sh: Add magic for trace-events for etags too
scripts/tags.sh: Fix ctags for DEFINE_EVENT()
x86/ftrace: Fix compiler warning in ftrace.c
...
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/ftrace_event.h | 12 | ||||
-rw-r--r-- | include/linux/sched.h | 2 | ||||
-rw-r--r-- | include/linux/uaccess.h | 8 |
3 files changed, 17 insertions, 5 deletions
diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h index b5a550a..59d3ef1 100644 --- a/include/linux/ftrace_event.h +++ b/include/linux/ftrace_event.h @@ -16,6 +16,11 @@ struct trace_print_flags { const char *name; }; +struct trace_print_flags_u64 { + unsigned long long mask; + const char *name; +}; + const char *ftrace_print_flags_seq(struct trace_seq *p, const char *delim, unsigned long flags, const struct trace_print_flags *flag_array); @@ -23,6 +28,13 @@ const char *ftrace_print_flags_seq(struct trace_seq *p, const char *delim, const char *ftrace_print_symbols_seq(struct trace_seq *p, unsigned long val, const struct trace_print_flags *symbol_array); +#if BITS_PER_LONG == 32 +const char *ftrace_print_symbols_seq_u64(struct trace_seq *p, + unsigned long long val, + const struct trace_print_flags_u64 + *symbol_array); +#endif + const char *ftrace_print_hex_seq(struct trace_seq *p, const unsigned char *buf, int len); diff --git a/include/linux/sched.h b/include/linux/sched.h index dc88712..8f441d1 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1546,7 +1546,7 @@ struct task_struct { #ifdef CONFIG_TRACING /* state flags for use by tracers */ unsigned long trace; - /* bitmask of trace recursion */ + /* bitmask and counter of trace recursion */ unsigned long trace_recursion; #endif /* CONFIG_TRACING */ #ifdef CONFIG_CGROUP_MEM_RES_CTLR /* memcg uses this to do batch job */ diff --git a/include/linux/uaccess.h b/include/linux/uaccess.h index d512d98..5ca0951 100644 --- a/include/linux/uaccess.h +++ b/include/linux/uaccess.h @@ -93,8 +93,8 @@ static inline unsigned long __copy_from_user_nocache(void *to, * Safely read from address @src to the buffer at @dst. If a kernel fault * happens, handle that and return -EFAULT. */ -extern long probe_kernel_read(void *dst, void *src, size_t size); -extern long __probe_kernel_read(void *dst, void *src, size_t size); +extern long probe_kernel_read(void *dst, const void *src, size_t size); +extern long __probe_kernel_read(void *dst, const void *src, size_t size); /* * probe_kernel_write(): safely attempt to write to a location @@ -105,7 +105,7 @@ extern long __probe_kernel_read(void *dst, void *src, size_t size); * Safely write to address @dst from the buffer at @src. If a kernel fault * happens, handle that and return -EFAULT. */ -extern long notrace probe_kernel_write(void *dst, void *src, size_t size); -extern long notrace __probe_kernel_write(void *dst, void *src, size_t size); +extern long notrace probe_kernel_write(void *dst, const void *src, size_t size); +extern long notrace __probe_kernel_write(void *dst, const void *src, size_t size); #endif /* __LINUX_UACCESS_H__ */ |