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-rw-r--r--fs/select.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/select.c b/fs/select.c
index f684c750e08a..015547330e88 100644
--- a/fs/select.c
+++ b/fs/select.c
@@ -189,7 +189,7 @@ static int __pollwake(wait_queue_t *wait, unsigned mode, int sync, void *key)
189 * doesn't imply write barrier and the users expect write 189 * doesn't imply write barrier and the users expect write
190 * barrier semantics on wakeup functions. The following 190 * barrier semantics on wakeup functions. The following
191 * smp_wmb() is equivalent to smp_wmb() in try_to_wake_up() 191 * smp_wmb() is equivalent to smp_wmb() in try_to_wake_up()
192 * and is paired with set_mb() in poll_schedule_timeout. 192 * and is paired with smp_store_mb() in poll_schedule_timeout.
193 */ 193 */
194 smp_wmb(); 194 smp_wmb();
195 pwq->triggered = 1; 195 pwq->triggered = 1;
@@ -244,7 +244,7 @@ int poll_schedule_timeout(struct poll_wqueues *pwq, int state,
244 /* 244 /*
245 * Prepare for the next iteration. 245 * Prepare for the next iteration.
246 * 246 *
247 * The following set_mb() serves two purposes. First, it's 247 * The following smp_store_mb() serves two purposes. First, it's
248 * the counterpart rmb of the wmb in pollwake() such that data 248 * the counterpart rmb of the wmb in pollwake() such that data
249 * written before wake up is always visible after wake up. 249 * written before wake up is always visible after wake up.
250 * Second, the full barrier guarantees that triggered clearing 250 * Second, the full barrier guarantees that triggered clearing
@@ -252,7 +252,7 @@ int poll_schedule_timeout(struct poll_wqueues *pwq, int state,
252 * this problem doesn't exist for the first iteration as 252 * this problem doesn't exist for the first iteration as
253 * add_wait_queue() has full barrier semantics. 253 * add_wait_queue() has full barrier semantics.
254 */ 254 */
255 set_mb(pwq->triggered, 0); 255 smp_store_mb(pwq->triggered, 0);
256 256
257 return rc; 257 return rc;
258} 258}