diff options
| author | Oleg Nesterov <oleg@tv-sign.ru> | 2007-10-17 02:26:47 -0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-17 11:42:51 -0400 |
| commit | d2ee7198cc2414aade234a3cebc69e6cbff35d9b (patch) | |
| tree | e89d52b8b64f6eb675add025ba8507863e4bc0f8 /kernel/signal.c | |
| parent | 7917ff9a4cefd0500aa4a1b1942da96dbce6999f (diff) | |
pi-futex: set PF_EXITING without taking ->pi_lock
It is a bit annoying that do_exit() takes ->pi_lock to set PF_EXITING. All
we need is to synchronize with lookup_pi_state() which saw this task
without PF_EXITING under ->pi_lock.
Change do_exit() to use spin_unlock_wait().
Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Acked-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/signal.c')
0 files changed, 0 insertions, 0 deletions