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| author | Oleg Nesterov <oleg@tv-sign.ru> | 2006-03-28 16:11:22 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-28 18:36:43 -0800 |
| commit | 6108ccd3e2f3012d5eec582e0af4d75e693824da (patch) | |
| tree | 944465dbb375e98b628e799794ca60b8e0bed61e /kernel | |
| parent | 7d7185c818925ba5fe90efa75840d0b415032774 (diff) | |
| download | linux-stable-6108ccd3e2f3012d5eec582e0af4d75e693824da.tar.gz linux-stable-6108ccd3e2f3012d5eec582e0af4d75e693824da.tar.bz2 linux-stable-6108ccd3e2f3012d5eec582e0af4d75e693824da.zip | |
[PATCH] relax sig_needs_tasklist()
handle_stop_signal() does not need tasklist_lock for SIG_KERNEL_STOP_MASK
signals anymore.
Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/signal.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/kernel/signal.c b/kernel/signal.c index 6ea49f742a2f..e99ec2f891a0 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -146,8 +146,7 @@ static kmem_cache_t *sigqueue_cachep; #define sig_kernel_stop(sig) \ (((sig) < SIGRTMIN) && T(sig, SIG_KERNEL_STOP_MASK)) -#define sig_needs_tasklist(sig) \ - (((sig) < SIGRTMIN) && T(sig, SIG_KERNEL_STOP_MASK | M(SIGCONT))) +#define sig_needs_tasklist(sig) ((sig) == SIGCONT) #define sig_user_defined(t, signr) \ (((t)->sighand->action[(signr)-1].sa.sa_handler != SIG_DFL) && \ |