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2011-03-28Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6 * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6: ALSA: Fix yet another race in disconnection ALSA: asihpi - Update verbose debug print macros ALSA: asihpi - Improve non-busmaster adapter operation ALSA: asihpi - Support single-rate no-SRC cards ALSA: HDA: New AD1984A model for Dell Precision R5500 ALSA: vmalloc buffers should use normal mmap ALSA: hda - Fix SPDIF out regression on ALC889 ALSA: usb-audio - Support for Boss JS-8 Jam Station ALSA: usb-audio: add Cakewalk UM-1G support sound/oss/opl3: validate voice and channel indexes sound/oss: remove offset from load_patch callbacks
2011-03-28Merge branch 'for-next' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6 * 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6: mfd: Clean up max8997 IRQ namespace mfd: Fold irq_set_chip/irq_set_handler mfd: Cleanup irq namespace mfd: twl6030: Cleanup interrupt handling mfd: twl4030: Cleanup interrupt handling mfd: mx8925: Remove irq_desc leftovers mfd: htc-i2cpld: Cleanup interrupt handling mfd: htc-egpio: Cleanup interrupt handling mfd: ezx-pcap: Remvove open coded irq handling mfd: 88pm860x: Remove unused irq_desc leftovers mfd: asic3: Cleanup irq handling mfd: Select MFD_CORE if TPS6105X driver is configured mfd: Add MODULE_DEVICE_TABLE to rdc321x-southbridge mfd: Add MAX8997/8966 IRQ control mfd: Constify i2c_device_id tables mfd: OLPC: Clean up names to match what OLPC actually uses mfd: Add mfd_clone_cell(), convert cs5535-mfd/olpc-xo1 to it
2011-03-28Merge branch 'for-2.6.39/drivers' of git://git.kernel.dk/linux-2.6-blockLinus Torvalds
* 'for-2.6.39/drivers' of git://git.kernel.dk/linux-2.6-block: (122 commits) cciss: fix lost command issue drbd: need include for bitops functions declarations Revert "cciss: Add missing allocation in scsi_cmd_stack_setup and corresponding deallocation" cciss: fix missed command status value CMD_UNABORTABLE cciss: remove unnecessary casts cciss: Mask off error bits of c->busaddr in cmd_special_free when calling pci_free_consistent cciss: Inform controller we are using 32-bit tags. cciss: hoist tag masking out of loop cciss: Add missing allocation in scsi_cmd_stack_setup and corresponding deallocation cciss: export resettable host attribute drbd: drop code present under #ifdef which is relevant to 2.6.28 and below drbd: Fixed handling of read errors on a 'VerifyS' node drbd: Fixed handling of read errors on a 'VerifyT' node drbd: Implemented real timeout checking for request processing time drbd: Remove unused function atodb_endio() drbd: improve log message if received sector offset exceeds local capacity drbd: kill dead code drbd: don't BUG_ON, if bio_add_page of a single page to an empty bio fails drbd: Removed left over, now wrong comments drbd: serialize admin requests for new verify run with pending bitmap io ...
2011-03-28Merge branch 'for-linus-1' of git://git.infradead.org/mtd-2.6Linus Torvalds
* 'for-linus-1' of git://git.infradead.org/mtd-2.6: (49 commits) mtd: mtdswap: fix compilation warning mtdswap: kill strict error handling option mtd: nand: enable software BCH ECC in nand simulator mtd: nand: add software BCH ECC support mtd: fix printf format warnings, mostly lack of %zd for size_t, in mtdswap mtd: sm_rtl: check kmalloc return value mtd: cfi: add support for AMIC flashes (e.g. A29L160AT) lib: add shared BCH ECC library mtd: mxc_nand: fix OOB corruption when page size > 2KiB mtd: DaVinci: Removed header file that is not required mtd: pxa3xx_nand: clean the keep configure code mtd: pxa3xx_nand: mtd scan id process could be defined by driver itself mtd: pxa3xx_nand: unify prepare command mtd: pxa3xx_nand: discard wait_for_event,write_cmd,__readid function mtd: pxa3xx_nand: rework irq logic mtd: pxa3xx_nand: make scan procedure more clear mtd: speedtest: fix integer overflow mtd: mxc_nand: fix read past buffer end mtd: omap3: nand: report corrected ecc errors jffs2: remove a trailing white space in commentaries ...
2011-03-26mfd: Add MAX8997/8966 IRQ controlMyungJoo Ham
This patch enables IRQ handling for MAX8997/8966 chips. Please note that Fuel-Gauge-related IRQs are not implemented in this initial release. The fuel gauge module in MAX8997 is identical to MAX17042, which is already in Linux kernel. In order to use the already-existing MAX17042 driver for fuel gauge module in MAX8997, the main interrupt handler of MAX8997 should relay related interrupts to MAX17042 driver. However, in order to do this, we need to modify MAX17042 driver as well because MAX17042 driver does not have any interrupt handlers for now. We are not going to implement this in this initial release as it is not crucial in basic operations of MAX8997. Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2011-03-26mfd: Add mfd_clone_cell(), convert cs5535-mfd/olpc-xo1 to itAndres Salomon
Replace mfd_shared_platform_driver_register with mfd_clone_cell. The former was called by an mfd client, and registered both a platform driver and device. The latter is called by an mfd driver, and registers only a platform device. The downside of this is that mfd drivers need to be modified whenever new clients are added that share a cell; the upside is that it fits Linux's driver model better. It's also simpler. This also converts cs5535-mfd/olpc-xo1 from the old API. cs5535-mfd now creates the olpc-xo1-{acpi,pms} devices, while olpc-xo1 binds to them via platform drivers. Signed-off-by: Andres Salomon <dilinger@queued.net> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2011-03-26Merge branch 'syscore' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-2.6 * 'syscore' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-2.6: Introduce ARCH_NO_SYSDEV_OPS config option (v2) cpufreq: Use syscore_ops for boot CPU suspend/resume (v2) KVM: Use syscore_ops instead of sysdev class and sysdev PCI / Intel IOMMU: Use syscore_ops instead of sysdev class and sysdev timekeeping: Use syscore_ops instead of sysdev class and sysdev x86: Use syscore_ops instead of sysdev classes and sysdevs
2011-03-26Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (55 commits) [SCSI] tcm_loop: Add multi-fabric Linux/SCSI LLD fabric module [SCSI] qla4xxx: Use polling mode for disable interrupt mailbox completion [SCSI] Revert "[SCSI] Retrieve the Caching mode page" [SCSI] bnx2fc: IO completion not processed due to missed wakeup [SCSI] qla4xxx: Update driver version to 5.02.00-k6 [SCSI] qla4xxx: masking required bits of add_fw_options during initialization [SCSI] qla4xxx: added new function qla4xxx_relogin_all_devices [SCSI] qla4xxx: add support for ql4xsess_recovery_tmo cmd line param [SCSI] qla4xxx: Add support for ql4xmaxqdepth command line parameter [SCSI] qla4xxx: cleanup function qla4xxx_process_ddb_changed [SCSI] qla4xxx: Prevent other port reinitialization during remove_adapter [SCSI] qla4xxx: remove unused ddb flag DF_NO_RELOGIN [SCSI] qla4xxx: cleanup DDB relogin logic during initialization [SCSI] qla4xxx: Do not retry ISP82XX initialization if H/W state is failed [SCSI] qla4xxx: Do not send mbox command if FW is in failed state [SCSI] qla4xxx: cleanup qla4xxx_initialize_ddb_list() [SCSI] ses: add subenclosure support [SCSI] bnx2fc: Bump version to 1.0.1 [SCSI] bnx2fc: Remove unnecessary module state checks [SCSI] bnx2fc: Fix MTU issue by using static MTU ...
2011-03-26Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (56 commits) route: Take the right src and dst addresses in ip_route_newports ipv4: Fix nexthop caching wrt. scoping. ipv4: Invalidate nexthop cache nh_saddr more correctly. net: fix pch_gbe section mismatch warning ipv4: fix fib metrics mlx4_en: Removing HW info from ethtool -i report. net_sched: fix THROTTLED/RUNNING race drivers/net/a2065.c: Convert release_resource to release_region/release_mem_region drivers/net/ariadne.c: Convert release_resource to release_region/release_mem_region bonding: fix rx_handler locking myri10ge: fix rmmod crash mlx4_en: updated driver version to 1.5.4.1 mlx4_en: Using blue flame support mlx4_core: reserve UARs for userspace consumers mlx4_core: maintain available field in bitmap allocator mlx4: Add blue flame support for kernel consumers mlx4_en: Enabling new steering mlx4: Add support for promiscuous mode in the new steering model. mlx4: generalization of multicast steering. mlx4_en: Reporting HW revision in ethtool -i ...
2011-03-26Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6 * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6: PCI: Disable ASPM when _OSC control is not granted for PCIe services PCI: Changing ASPM policy, via /sys, to POWERSAVE could cause NMIs PCI: PCIe links may not get configured for ASPM under POWERSAVE mode PCI/ACPI: Report ASPM support to BIOS if not disabled from command line
2011-03-26Merge git://git.infradead.org/battery-2.6Linus Torvalds
* git://git.infradead.org/battery-2.6: (30 commits) bq20z75: Fix time and temp units bq20z75: Fix issues with present and suspend z2_battery: Fix count of properties s3c_adc_battery: Fix method names when PM not set z2_battery: Add MODULE_DEVICE_TABLE ds2782_battery: Add MODULE_DEVICE_TABLE bq20z75: Add MODULE_DEVICE_TABLE power_supply: Update power_supply_is_watt_property bq20z75: Add i2c retry mechanism bq20z75: Add optional battery detect gpio twl4030_charger: Make the driver atomic notifier safe bq27x00: Use single i2c_transfer call for property read bq27x00: Cleanup bq27x00_i2c_read bq27x00: Minor cleanups bq27x00: Give more specific reports on battery status bq27x00: Add MODULE_DEVICE_TABLE bq27x00: Add new properties bq27x00: Poll battery state bq27x00: Cache battery registers bq27x00: Add bq27000 support ...
2011-03-26Merge git://git.kernel.org/pub/scm/linux/kernel/git/agk/linux-2.6-dmLinus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/agk/linux-2.6-dm: dm stripe: implement merge method dm mpath: allow table load with no priority groups dm mpath: fail message ioctl if specified path is not valid dm ioctl: add flag to wipe buffers for secure data dm ioctl: prepare for crypt key wiping dm crypt: wipe keys string immediately after key is set dm: add flakey target dm: fix opening log and cow devices for read only tables
2011-03-26Merge branch 'irq-cleanup-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'irq-cleanup-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (23 commits) genirq: Expand generic show_interrupts() gpio: Fold irq_set_chip/irq_set_handler to irq_set_chip_and_handler gpio: Cleanup genirq namespace arm: ep93xx: Add basic interrupt info arm/gpio: Remove three copies of broken and racy debug code xtensa: Use generic show_interrupts() xtensa: Convert genirq namespace xtensa: Use generic IRQ Kconfig and set GENERIC_HARDIRQS_NO_DEPRECATED xtensa: Convert s6000 gpio irq_chip to new functions xtensa: Convert main irq_chip to new functions um: Use generic show_interrupts() um: Convert genirq namespace m32r: Use generic show_interrupts() m32r: Convert genirq namespace h8300: Use generic show_interrupts() h8300: Convert genirq namespace avr32: Cleanup eic_set_irq_type() avr32: Use generic show_interrupts() avr: Cleanup genirq namespace avr32: Use generic IRQ config, enable GENERIC_HARDIRQS_NO_DEPRECATED ... Fix up trivial conflict in drivers/gpio/timbgpio.c
2011-03-26Merge branch 'sched-fixes-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'sched-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: sched, doc: Update sched-design-CFS.txt sched: Remove unused 'rq' variable and cpu_rq() call from alloc_fair_sched_group() sched.h: Fix a typo ("its") sched: Fix yield_to kernel-doc
2011-03-26Merge branch 'perf-fixes-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: perf, x86: Complain louder about BIOSen corrupting CPU/PMU state and continue perf, x86: P4 PMU - Read proper MSR register to catch unflagged overflows perf symbols: Look at .dynsym again if .symtab not found perf build-id: Add quirk to deal with perf.data file format breakage perf session: Pass evsel in event_ops->sample() perf: Better fit max unprivileged mlock pages for tools needs perf_events: Fix stale ->cgrp pointer in update_cgrp_time_from_cpuctx() perf top: Fix uninitialized 'counter' variable tracing: Fix set_ftrace_filter probe function display perf, x86: Fix Intel fixed counters base initialization
2011-03-26Merge branch 'irq-fixes-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'irq-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: genirq: Provide locked setter for chip, handler, name genirq: Provide a lockdep helper genirq; Remove the last leftovers of the old sparse irq code
2011-03-26Merge branch 'core-fixes-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'core-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: futex: Fix WARN_ON() test for UP WARN_ON_SMP(): Allow use in if() statements on UP x86, dumpstack: Use %pB format specifier for stack trace vsprintf: Introduce %pB format specifier lockdep: Remove unused 'factor' variable from lockdep_stats_show()
2011-03-25Merge branch 'nfs-for-2.6.39' of ↵Linus Torvalds
git://git.linux-nfs.org/projects/trondmy/nfs-2.6 * 'nfs-for-2.6.39' of git://git.linux-nfs.org/projects/trondmy/nfs-2.6: (28 commits) Cleanup XDR parsing for LAYOUTGET, GETDEVICEINFO NFSv4.1 convert layoutcommit sync to boolean NFSv4.1 pnfs_layoutcommit_inode fixes NFS: Determine initial mount security NFS: use secinfo when crossing mountpoints NFS: Add secinfo procedure NFS: lookup supports alternate client NFS: convert call_sync() to a function NFSv4.1 remove temp code that prevented ds commits NFSv4.1: layoutcommit NFSv4.1: filelayout driver specific code for COMMIT NFSv4.1: remove GETATTR from ds commits NFSv4.1: add generic layer hooks for pnfs COMMIT NFSv4.1: alloc and free commit_buckets NFSv4.1: shift filelayout_free_lseg NFSv4.1: pull out code from nfs_commit_release NFSv4.1: pull error handling out of nfs_commit_list NFSv4.1: add callback to nfs4_commit_done NFSv4.1: rearrange nfs_commit_rpcsetup NFSv4.1: don't send COMMIT to ds for data sync writes ...
2011-03-25Merge branch 'for_linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4 * 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: (43 commits) ext4: fix a BUG in mb_mark_used during trim. ext4: unused variables cleanup in fs/ext4/extents.c ext4: remove redundant set_buffer_mapped() in ext4_da_get_block_prep() ext4: add more tracepoints and use dev_t in the trace buffer ext4: don't kfree uninitialized s_group_info members ext4: add missing space in printk's in __ext4_grp_locked_error() ext4: add FITRIM to compat_ioctl. ext4: handle errors in ext4_clear_blocks() ext4: unify the ext4_handle_release_buffer() api ext4: handle errors in ext4_rename jbd2: add COW fields to struct jbd2_journal_handle jbd2: add the b_cow_tid field to journal_head struct ext4: Initialize fsync transaction ids in ext4_new_inode() ext4: Use single thread to perform DIO unwritten convertion ext4: optimize ext4_bio_write_page() when no extent conversion is needed ext4: skip orphan cleanup if fs has unknown ROCOMPAT features ext4: use the nblocks arg to ext4_truncate_restart_trans() ext4: fix missing iput of root inode for some mount error paths ext4: make FIEMAP and delayed allocation play well together ext4: suppress verbose debugging information if malloc-debug is off ... Fi up conflicts in fs/ext4/super.c due to workqueue changes
2011-03-25genirq: Expand generic show_interrupts()Thomas Gleixner
Some archs want to print extra information for certain irq_chips which is per irq and not per chip. Allow them to provide a chip callback to print the chip name and the extra information. PowerPC wants to print the LEVEL/EDGE type information. Make it configurable. Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2011-03-25Merge branch 'master' of ↵Artem Bityutskiy
git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-linus-1 * 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6: (9356 commits) [media] rc: update for bitop name changes fs: simplify iget & friends fs: pull inode->i_lock up out of writeback_single_inode fs: rename inode_lock to inode_hash_lock fs: move i_wb_list out from under inode_lock fs: move i_sb_list out from under inode_lock fs: remove inode_lock from iput_final and prune_icache fs: Lock the inode LRU list separately fs: factor inode disposal fs: protect inode->i_state with inode->i_lock lib, arch: add filter argument to show_mem and fix private implementations SLUB: Write to per cpu data when allocating it slub: Fix debugobjects with lockless fastpath autofs4: Do not potentially dereference NULL pointer returned by fget() in autofs_dev_ioctl_setpipefd() autofs4 - remove autofs4_lock autofs4 - fix d_manage() return on rcu-walk autofs4 - fix autofs4_expire_indirect() traversal autofs4 - fix dentry leak in autofs4_expire_direct() autofs4 - reinstate last used update on access vfs - check non-mountpoint dentry might block in __follow_mount_rcu() ... NOTE! This merge commit was created to fix compilation error. The block tree was merged upstream and removed the 'elv_queue_empty()' function which the new 'mtdswap' driver is using. So a simple merge of the mtd tree with upstream does not compile. And the mtd tree has already be published, so re-basing it is not an option. To fix this unfortunate situation, I had to merge upstream into the mtd-2.6.git tree without committing, put the fixup patch on top of this, and then commit this. The result is that we do not have commits which do not compile. In other words, this merge commit "merges" 3 things: the MTD tree, the upstream tree, and the fixup patch.
2011-03-25WARN_ON_SMP(): Allow use in if() statements on UPSteven Rostedt
Both WARN_ON() and WARN_ON_SMP() should be able to be used in an if statement. if (WARN_ON_SMP(foo)) { ... } Because WARN_ON_SMP() is defined as a do { } while (0) on UP, it can not be used this way. Convert it to the same form that WARN_ON() is, even when CONFIG_SMP is off. Signed-off-by: Steven Rostedt <rostedt@goodmis.org> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Peter Zijlstra <peterz@infradead.org> Acked-by: Darren Hart <dvhart@linux.intel.com> Cc: Lai Jiangshan <laijs@cn.fujitsu.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Andrew Morton <akpm@linux-foundation.org> LKML-Reference: <20110317192208.444147791@goodmis.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2011-03-25ALSA: vmalloc buffers should use normal mmapBenjamin Herrenschmidt
It's a big no-no to use pgprot_noncached() when mmap'ing such buffers into userspace since they are mapped cachable in kernel space. This can cause all sort of interesting things ranging from to garbled sound to lockups on various architectures. I've observed that usb-audio is broken on powerpc 4xx for example because of that. Also remove the now unused snd_pcm_lib_mmap_noncached(). It's an arch business to know when to use uncached mappings, there's already hacks for MIPS inside snd_pcm_default_mmap() and other archs are supposed to use dma_mmap_coherent(). (See my separate patch that adds dma_mmap_coherent() to powerpc) Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> CC: <stable@kernel.org> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2011-03-25route: Take the right src and dst addresses in ip_route_newportsSteffen Klassert
When we set up the flow informations in ip_route_newports(), we take the address informations from the the rt_key_src and rt_key_dst fields of the rtable. They appear to be empty. So take the address informations from rt_src and rt_dst instead. This issue was introduced by commit 5e2b61f78411be25f0b84f97d5b5d312f184dfd1 ("ipv4: Remove flowi from struct rtable.") Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2011-03-25Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6 * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6: fs: simplify iget & friends fs: pull inode->i_lock up out of writeback_single_inode fs: rename inode_lock to inode_hash_lock fs: move i_wb_list out from under inode_lock fs: move i_sb_list out from under inode_lock fs: remove inode_lock from iput_final and prune_icache fs: Lock the inode LRU list separately fs: factor inode disposal fs: protect inode->i_state with inode->i_lock autofs4: Do not potentially dereference NULL pointer returned by fget() in autofs_dev_ioctl_setpipefd() autofs4 - remove autofs4_lock autofs4 - fix d_manage() return on rcu-walk autofs4 - fix autofs4_expire_indirect() traversal autofs4 - fix dentry leak in autofs4_expire_direct() autofs4 - reinstate last used update on access vfs - check non-mountpoint dentry might block in __follow_mount_rcu()
2011-03-25fs: rename inode_lock to inode_hash_lockDave Chinner
All that remains of the inode_lock is protecting the inode hash list manipulation and traversals. Rename the inode_lock to inode_hash_lock to reflect it's actual function. Signed-off-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2011-03-25fs: move i_wb_list out from under inode_lockDave Chinner
Protect the inode writeback list with a new global lock inode_wb_list_lock and use it to protect the list manipulations and traversals. This lock replaces the inode_lock as the inodes on the list can be validity checked while holding the inode->i_lock and hence the inode_lock is no longer needed to protect the list. Signed-off-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2011-03-25fs: protect inode->i_state with inode->i_lockDave Chinner
Protect inode state transitions and validity checks with the inode->i_lock. This enables us to make inode state transitions independently of the inode_lock and is the first step to peeling away the inode_lock from the code. This requires that __iget() is done atomically with i_state checks during list traversals so that we don't race with another thread marking the inode I_FREEING between the state check and grabbing the reference. Also remove the unlock_new_inode() memory barrier optimisation required to avoid taking the inode_lock when clearing I_NEW. Simplify the code by simply taking the inode->i_lock around the state change and wakeup. Because the wakeup is no longer tricky, remove the wake_up_inode() function and open code the wakeup where necessary. Signed-off-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2011-03-25ipv4: Fix nexthop caching wrt. scoping.David S. Miller
Move the scope value out of the fib alias entries and into fib_info, so that we always use the correct scope when recomputing the nexthop cached source address. Reported-by: Julian Anastasov <ja@ssi.bg> Signed-off-by: David S. Miller <davem@davemloft.net>
2011-03-25lib, arch: add filter argument to show_mem and fix private implementationsDavid Rientjes
Commit ddd588b5dd55 ("oom: suppress nodes that are not allowed from meminfo on oom kill") moved lib/show_mem.o out of lib/lib.a, which resulted in build warnings on all architectures that implement their own versions of show_mem(): lib/lib.a(show_mem.o): In function `show_mem': show_mem.c:(.text+0x1f4): multiple definition of `show_mem' arch/sparc/mm/built-in.o:(.text+0xd70): first defined here The fix is to remove __show_mem() and add its argument to show_mem() in all implementations to prevent this breakage. Architectures that implement their own show_mem() actually don't do anything with the argument yet, but they could be made to filter nodes that aren't allowed in the current context in the future just like the generic implementation. Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Reported-by: James Bottomley <James.Bottomley@hansenpartnership.com> Suggested-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: David Rientjes <rientjes@google.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2011-03-25ipv4: Invalidate nexthop cache nh_saddr more correctly.David S. Miller
Any operation that: 1) Brings up an interface 2) Adds an IP address to an interface 3) Deletes an IP address from an interface can potentially invalidate the nh_saddr value, requiring it to be recomputed. Perform the recomputation lazily using a generation ID. Reported-by: Julian Anastasov <ja@ssi.bg> Signed-off-by: David S. Miller <davem@davemloft.net>
2011-03-25Merge branch 'drm-core-next' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6 * 'drm-core-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6: drm/vblank: update recently added vbl interface to be more future proof. drm radeon: Return -EINVAL on wrong pm sysfs access drm/radeon/kms: fix hardcoded EDID handling Revert "drm/i915: Don't save/restore hardware status page address register" drm/i915: Avoid unmapping pages from a NULL address space drm/i915: Fix use after free within tracepoint drm/i915: Restore missing command flush before interrupt on BLT ring drm/i915: Disable pagefaults along execbuffer relocation fast path drm/i915: Fix computation of pitch for dumb bo creator drm/i915: report correct render clock frequencies on SNB drm/i915/dp: Correct the order of deletion for ghost eDP devices drm/i915: Fix tiling corruption from pipelined fencing drm/i915: Re-enable self-refresh drm/i915: Prevent racy removal of request from client list drm/i915: skip redundant operations whilst enabling pipes and planes drm/i915: Remove surplus POSTING_READs before wait_for_vblank drm/radeon/kms: prefer legacy pll algo for tv-out drm: check for modesetting on modeset ioctls drm/kernel: vblank wait on crtc > 1 drm: Fix use-after-free in drm_gem_vm_close()
2011-03-24Merge branch 'nfs-for-2.6.39' into nfs-for-nextTrond Myklebust
2011-03-24Cleanup XDR parsing for LAYOUTGET, GETDEVICEINFOWeston Andros Adamson
changes LAYOUTGET and GETDEVICEINFO XDR parsing to: - not use vmap, which doesn't work on incoherent archs - use xdr_stream parsing for all xdr Signed-off-by: Weston Andros Adamson <dros@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2011-03-24NFS: Determine initial mount securityBryan Schumaker
When sec=<something> is not presented as a mount option, we should attempt to determine what security flavor the server is using. Signed-off-by: Bryan Schumaker <bjschuma@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2011-03-24NFS: use secinfo when crossing mountpointsBryan Schumaker
A submount may use different security than the parent mount does. We should figure out what sec flavor the submount uses at mount time. Signed-off-by: Bryan Schumaker <bjschuma@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2011-03-24NFS: Add secinfo procedureBryan Schumaker
This patch adds the nfs4 operation secinfo as a valid nfs rpc operation. Signed-off-by: Bryan Schumaker <bjschuma@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2011-03-24NFS: lookup supports alternate clientBryan Schumaker
A later patch will need to perform a lookup using an alternate client with a different security flavor. This patch adds support for doing that on NFS v4. Signed-off-by: Bryan Schumaker <bjschuma@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2011-03-24Merge branch 'for-2.6.39/core' of git://git.kernel.dk/linux-2.6-blockLinus Torvalds
* 'for-2.6.39/core' of git://git.kernel.dk/linux-2.6-block: (65 commits) Documentation/iostats.txt: bit-size reference etc. cfq-iosched: removing unnecessary think time checking cfq-iosched: Don't clear queue stats when preempt. blk-throttle: Reset group slice when limits are changed blk-cgroup: Only give unaccounted_time under debug cfq-iosched: Don't set active queue in preempt block: fix non-atomic access to genhd inflight structures block: attempt to merge with existing requests on plug flush block: NULL dereference on error path in __blkdev_get() cfq-iosched: Don't update group weights when on service tree fs: assign sb->s_bdi to default_backing_dev_info if the bdi is going away block: Require subsystems to explicitly allocate bio_set integrity mempool jbd2: finish conversion from WRITE_SYNC_PLUG to WRITE_SYNC and explicit plugging jbd: finish conversion from WRITE_SYNC_PLUG to WRITE_SYNC and explicit plugging fs: make fsync_buffers_list() plug mm: make generic_writepages() use plugging blk-cgroup: Add unaccounted time to timeslice_used. block: fixup plugging stubs for !CONFIG_BLOCK block: remove obsolete comments for blkdev_issue_zeroout. blktrace: Use rq->cmd_flags directly in blk_add_trace_rq. ... Fix up conflicts in fs/{aio.c,super.c}
2011-03-24Merge branch 'next' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-2.6-mn10300 * 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-2.6-mn10300: MN10300: gcc 4.6 vs am33 inline assembly MN10300: Deprecate gdbstub MN10300: Allow KGDB to use the MN10300 serial ports MN10300: Emulate single stepping in KGDB on MN10300 MN10300: Generalise kernel debugger kernel halt, reboot or power off hook KGDB: Notify GDB of machine halt, reboot or power off MN10300: Use KGDB MN10300: Create generic kernel debugger hooks MN10300: Create general kernel debugger cache flushing MN10300: Introduce a general config option for kernel debugger hooks MN10300: The icache invalidate functions should disable the icache first MN10300: gdbstub: Restrict single-stepping to non-preemptable non-SMP configs
2011-03-24Merge branch 'rmobile-latest' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6 * 'rmobile-latest' of git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6: mmc: Add MMC_PROGRESS_* mmc, ARM: Rename SuperH Mobile ARM zboot helpers ARM: mach-shmobile: add coherent DMA mask to CEU camera devices ARM: mach-shmobile: Dynamic backlight control for Mackerel
2011-03-24Merge branch 'v4l_for_linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6 * 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (442 commits) [media] videobuf2-dma-contig: make cookie() return a pointer to dma_addr_t [media] sh_mobile_ceu_camera: Do not call vb2's mem_ops directly [media] V4L: soc-camera: explicitly require V4L2_BUF_TYPE_VIDEO_CAPTURE [media] v4l: soc-camera: Store negotiated buffer settings [media] rc: interim support for 32-bit NEC-ish scancodes [media] mceusb: topseed 0x0011 needs gen3 init for tx to work [media] lirc_zilog: error out if buffer read bytes != chunk size [media] lirc: silence some compile warnings [media] hdpvr: use same polling interval as other OS [media] ir-kbd-i2c: pass device code w/key in hauppauge case [media] rc/keymaps: Remove the obsolete rc-rc5-tv keymap [media] remove the old RC_MAP_HAUPPAUGE_NEW RC map [media] rc/keymaps: Rename Hauppauge table as rc-hauppauge [media] rc-rc5-hauppauge-new: Fix Hauppauge Grey mapping [media] rc-rc5-hauppauge-new: Add support for the old Black RC [media] rc-rc5-hauppauge-new: Add the old control to the table [media] rc-winfast: Fix the keycode tables [media] a800: Fix a few wrong IR key assignments [media] opera1: Use multimedia keys instead of an app-specific mapping [media] dw2102: Use multimedia keys instead of an app-specific mapping ... Fix up trivial conflicts (remove/modify and some real conflicts) in: arch/arm/mach-omap2/devices.c drivers/staging/Kconfig drivers/staging/Makefile drivers/staging/dabusb/dabusb.c drivers/staging/dabusb/dabusb.h drivers/staging/easycap/easycap_ioctl.c drivers/staging/usbvideo/usbvideo.c drivers/staging/usbvideo/vicam.c
2011-03-24Merge branch 'devicetree/merge' of git://git.secretlab.ca/git/linux-2.6Linus Torvalds
* 'devicetree/merge' of git://git.secretlab.ca/git/linux-2.6: spi/pl022: Add loopback support for the SPI on 5500 spi/omap_mcspi: Fix broken last word xfer of/flattree: minor cleanups dt: eliminate OF_NO_DEEP_PROBE and test for NULL match table dt: protect against NULL matches passed to of_match_node() dt: Refactor of_platform_bus_probe()
2011-03-24mmc: Add MMC_PROGRESS_*Simon Horman
This is my second attempt to make this enum generally available. The first attempt added MMCIF_PROGRESS_* to include/linux/mmc/sh_mmcif.h. However this is not sufficiently generic as the enum will be used by SDHI boot code. Signed-off-by: Simon Horman <horms@verge.net.au> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2011-03-24Merge branch 'release' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6 * 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: (42 commits) ACPI: minor printk format change in acpi_pad ACPI: make acpi_pad /sys output more readable ACPICA: Update version to 20110316 ACPICA: Header support for SLIC table ACPI: Make sure the FADT is at least rev 2 before using the reset register ACPI: Bug compatibility for Windows on the ACPI reboot vector ACPICA: Fix access width for reset vector ACPI battery: fribble sysfs files from a resume notifier ACPI button: remove unused procfs I/F ACPI, APEI, Add PCIe AER error information printing support PCIe, AER, use pre-generated prefix in error information printing ACPI, APEI, Add ERST record ID cache ACPI: Use syscore_ops instead of sysdev class and sysdev ACPI: Remove the unused EC sysdev class ACPI: use __cpuinit for the acpi_processor_set_pdc() call tree ACPI: use __init where possible in processor driver Thermal_Framework-Fix_crash_during_hwmon_unregister ACPICA: Update version to 20110211. ACPICA: Add mechanism to defer _REG methods for some installed handlers ACPICA: Add support for FunctionalFixedHW in acpi_ut_get_region_name ...
2011-03-24Merge branch 'for-next' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6 * 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6: (90 commits) mfd: Push byte swaps out of wm8994 bulk read path mfd: Rename ab8500 gpadc header mfd: Constify WM8994 write path mfd: Push byte swap out of WM8994 bulk I/O mfd: Avoid copying data in WM8994 I2C write mfd: Remove copy from WM831x I2C write function mfd: Staticise WM8994 PM ops regulator: Add a subdriver for TI TPS6105x regulator portions v2 mfd: Add a core driver for TI TPS61050/TPS61052 chips v2 gpio: Add Tunnel Creek support to sch_gpio mfd: Add Tunnel Creek support to lpc_sch pci_ids: Add Intel Tunnel Creek LPC Bridge device ID. regulator: MAX8997/8966 support mfd: Add WM8994 bulk register write operation mfd: Append additional read write on 88pm860x mfd: Adopt mfd_data in 88pm860x input driver mfd: Adopt mfd_data in 88pm860x regulator mfd: Adopt mfd_data in 88pm860x led mfd: Adopt mfd_data in 88pm860x backlight mfd: Fix MAX8997 Kconfig entry typos ...
2011-03-24Merge git://git.kernel.org/pub/scm/linux/kernel/git/lethal/fbdev-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/lethal/fbdev-2.6: (140 commits) MAINTAINERS: de-orphan fbdev. MAINTAINERS: Add file pattern for fb dt bindings. video: Move sm501fb devicetree binding documentation to a better place. fbcon: fix situation where fbcon gets deinitialised and can't reinit. video, sm501: add OF binding to support SM501 video, sm501: add edid and commandline support video, sm501: add I/O functions for use on powerpc video: Fix EDID macros H_SYNC_WIDTH and H_SYNC_OFFSET fbcon: Bugfix soft cursor detection in Tile Blitting video: add missing framebuffer_release in error path video: metronomefb: add __devexit_p around reference to metronomefb_remove video: hecubafb: add __devexit_p around reference to hecubafb_remove drivers:video:aty:radeon_base Fix typo occationally to occasionally atmel_lcdfb: add fb_blank function atmel_lcdfb: implement inverted contrast pwm video: s3c-fb: return proper error if clk_get fails uvesafb,vesafb: create WC or WB PAT-entries video: ffb: fix ffb_probe error path radeonfb: Let hwmon driver probe the "monid" I2C bus fbdev: sh_mobile_lcdc: checking NULL instead of IS_ERR() ...
2011-03-24dm ioctl: add flag to wipe buffers for secure dataMilan Broz
Add DM_SECURE_DATA_FLAG which userspace can use to ensure that all buffers allocated for dm-ioctl are wiped immediately after use. The user buffer is wiped as well (we do not want to keep and return sensitive data back to userspace if the flag is set). Wiping is useful for cryptsetup to ensure that the key is present in memory only in defined places and only for the time needed. (For crypt, key can be present in table during load or table status, wait and message commands). Signed-off-by: Milan Broz <mbroz@redhat.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com>
2011-03-24drm/vblank: update recently added vbl interface to be more future proof.Dave Airlie
This makes the interface a bit cleaner by leaving a single gap in the vblank bit space instead of creating two gaps. Suggestions from Michel on mailing list/irc. Reviewed-by: Michel Dänzer <michel@daenzer.net> Signed-off-by: Dave Airlie <airlied@redhat.com>
2011-03-24vsprintf: Introduce %pB format specifierNamhyung Kim
The %pB format specifier is for stack backtrace. Its handler sprint_backtrace() does symbol lookup using (address-1) to ensure the address will not point outside of the function. If there is a tail-call to the function marked "noreturn", gcc optimized out the code after the call then causes saved return address points outside of the function (i.e. the start of the next function), so pollutes call trace somewhat. This patch adds the %pB printk mechanism that allows architecture call-trace printout functions to improve backtrace printouts. Signed-off-by: Namhyung Kim <namhyung@gmail.com> Acked-by: Steven Rostedt <rostedt@goodmis.org> Acked-by: Frederic Weisbecker <fweisbec@gmail.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: linux-arch@vger.kernel.org LKML-Reference: <1300934550-21394-1-git-send-email-namhyung@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>