Commit 52644c9a authored Feb 17, 2015 by Davidlohr Bueso Committed by Linus Torvalds Feb 17, 2015

ipc,sem: 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>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent a9c5bcfa

ipc/sem.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -1941,7 +1941,7 @@ SYSCALL_DEFINE4(semtimedop, int, semid, struct sembuf __user *, tsops,
	queue.sleeper = current;		queue.sleeper = current;

	sleep_again:		sleep_again:
	current->state = TASK_INTERRUPTIBLE;		__set_current_state(TASK_INTERRUPTIBLE);
	sem_unlock(sma, locknum);		sem_unlock(sma, locknum);
	rcu_read_unlock();		rcu_read_unlock();