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| author | Oleg Nesterov <oleg@tv-sign.ru> | 2008-08-05 22:01:13 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-05 23:33:47 +0200 |
| commit | 5b2becc8cffdccdd60c63099f592ddd35aa6c34f (patch) | |
| tree | e502280aee4d93b059a93526ba3f02a6883a596d /kernel/semaphore.c | |
| parent | relay: fix "full buffer with exactly full last subbuffer" accounting problem (diff) | |
| download | linux-5b2becc8cffdccdd60c63099f592ddd35aa6c34f.tar.xz linux-5b2becc8cffdccdd60c63099f592ddd35aa6c34f.zip | |
semaphore: __down_common: use signal_pending_state()
Change __down_common() to use signal_pending_state() instead of open
coding.
The changes in kernel/semaphore.o are just artifacts, the state checks are
optimized away.
Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Matthew Wilcox <matthew@wil.cx>
Cc: Roland McGrath <roland@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/semaphore.c')
| -rw-r--r-- | kernel/semaphore.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/kernel/semaphore.c b/kernel/semaphore.c index aaaeae8244e7..94a62c0d4ade 100644 --- a/kernel/semaphore.c +++ b/kernel/semaphore.c @@ -212,9 +212,7 @@ static inline int __sched __down_common(struct semaphore *sem, long state, waiter.up = 0; for (;;) { - if (state == TASK_INTERRUPTIBLE && signal_pending(task)) - goto interrupted; - if (state == TASK_KILLABLE && fatal_signal_pending(task)) + if (signal_pending_state(state, task)) goto interrupted; if (timeout <= 0) goto timed_out; |