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| author | Davidlohr Bueso <dave@stgolabs.net> | 2015-02-17 13:45:41 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-02-17 14:34:51 -0800 |
| commit | 1df0135588ed4e6048c1608ec046e9a38ea91e8e (patch) | |
| tree | e04e2f8d3fcf080c2ec6d6a1430f2045f5df869d | |
| parent | 1cca3385e6d556cd90cdc148c2f26af807fa3600 (diff) | |
| download | linux-1df0135588ed4e6048c1608ec046e9a38ea91e8e.tar.bz2 | |
signal: use current->state helpers
Call __set_current_state() instead of assigning the new state directly.
These interfaces also aid CONFIG_DEBUG_ATOMIC_SLEEP environments, keeping
track of who changed the state.
Signed-off-by: Davidlohr Bueso <dbueso@suse.de>
Acked-by: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | kernel/signal.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/signal.c b/kernel/signal.c index 33a52759cc0e..a390499943e4 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -3550,7 +3550,7 @@ SYSCALL_DEFINE2(signal, int, sig, __sighandler_t, handler) SYSCALL_DEFINE0(pause) { while (!signal_pending(current)) { - current->state = TASK_INTERRUPTIBLE; + __set_current_state(TASK_INTERRUPTIBLE); schedule(); } return -ERESTARTNOHAND; @@ -3563,7 +3563,7 @@ int sigsuspend(sigset_t *set) current->saved_sigmask = current->blocked; set_current_blocked(set); - current->state = TASK_INTERRUPTIBLE; + __set_current_state(TASK_INTERRUPTIBLE); schedule(); set_restore_sigmask(); return -ERESTARTNOHAND; |