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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-11-27 07:28:17 +0900 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-11-27 07:28:17 +0900 |
| commit | d2f30c73aba19be828c759edcd21140390cd06e4 (patch) | |
| tree | b9bad75b11e21680f8f9443f0143d62be23cae78 /kernel/irq_work.c | |
| parent | 1b065fdff1c950d96e4c571abe873a9a8aaa6d51 (diff) | |
| parent | 02a9d03772aa1ff33a26180a2da0bfb191240eda (diff) | |
| download | talos-op-linux-d2f30c73aba19be828c759edcd21140390cd06e4.tar.gz talos-op-linux-d2f30c73aba19be828c759edcd21140390cd06e4.zip | |
Merge branch 'perf-fixes-for-linus' of 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 symbols: Remove incorrect open-coded container_of()
perf record: Handle restrictive permissions in /proc/{kallsyms,modules}
x86/kprobes: Prevent kprobes to probe on save_args()
irq_work: Drop cmpxchg() result
perf: Fix owner-list vs exit
x86, hw_nmi: Move backtrace_mask declaration under ARCH_HAS_NMI_WATCHDOG
tracing: Fix recursive user stack trace
perf,hw_breakpoint: Initialize hardware api earlier
x86: Ignore trap bits on single step exceptions
tracing: Force arch_local_irq_* notrace for paravirt
tracing: Fix module use of trace_bprintk()
Diffstat (limited to 'kernel/irq_work.c')
| -rw-r--r-- | kernel/irq_work.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/kernel/irq_work.c b/kernel/irq_work.c index f16763ff8481..90f881904bb1 100644 --- a/kernel/irq_work.c +++ b/kernel/irq_work.c @@ -145,7 +145,9 @@ void irq_work_run(void) * Clear the BUSY bit and return to the free state if * no-one else claimed it meanwhile. */ - cmpxchg(&entry->next, next_flags(NULL, IRQ_WORK_BUSY), NULL); + (void)cmpxchg(&entry->next, + next_flags(NULL, IRQ_WORK_BUSY), + NULL); } } EXPORT_SYMBOL_GPL(irq_work_run); |
