[PATCH 1/3] ipc,sem: use current->state helpers

[Davidlohr Bueso]

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@xxxxxxx>
---
 ipc/sem.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ipc/sem.c b/ipc/sem.c
index 6115146..9284211 100644
--- a/ipc/sem.c
+++ b/ipc/sem.c
@@ -1941,7 +1941,7 @@ SYSCALL_DEFINE4(semtimedop, int, semid, struct sembuf __user *, tsops,
 	queue.sleeper = current;
 
 sleep_again:
-	current->state = TASK_INTERRUPTIBLE;
+	__set_current_state(TASK_INTERRUPTIBLE);
 	sem_unlock(sma, locknum);
 	rcu_read_unlock();
 
-- 
2.1.2

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