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-rw-r--r--lib/sbitmap.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/lib/sbitmap.c b/lib/sbitmap.c
index 42b5ca0acf93..e6a9c06ec70c 100644
--- a/lib/sbitmap.c
+++ b/lib/sbitmap.c
@@ -100,7 +100,7 @@ static int __sbitmap_get_word(unsigned long *word, unsigned long depth,
100 return -1; 100 return -1;
101 } 101 }
102 102
103 if (!test_and_set_bit(nr, word)) 103 if (!test_and_set_bit_lock(nr, word))
104 break; 104 break;
105 105
106 hint = nr + 1; 106 hint = nr + 1;
@@ -434,9 +434,9 @@ static void sbq_wake_up(struct sbitmap_queue *sbq)
434 /* 434 /*
435 * Pairs with the memory barrier in set_current_state() to ensure the 435 * Pairs with the memory barrier in set_current_state() to ensure the
436 * proper ordering of clear_bit()/waitqueue_active() in the waker and 436 * proper ordering of clear_bit()/waitqueue_active() in the waker and
437 * test_and_set_bit()/prepare_to_wait()/finish_wait() in the waiter. See 437 * test_and_set_bit_lock()/prepare_to_wait()/finish_wait() in the
438 * the comment on waitqueue_active(). This is __after_atomic because we 438 * waiter. See the comment on waitqueue_active(). This is __after_atomic
439 * just did clear_bit() in the caller. 439 * because we just did clear_bit_unlock() in the caller.
440 */ 440 */
441 smp_mb__after_atomic(); 441 smp_mb__after_atomic();
442 442
@@ -469,7 +469,7 @@ static void sbq_wake_up(struct sbitmap_queue *sbq)
469void sbitmap_queue_clear(struct sbitmap_queue *sbq, unsigned int nr, 469void sbitmap_queue_clear(struct sbitmap_queue *sbq, unsigned int nr,
470 unsigned int cpu) 470 unsigned int cpu)
471{ 471{
472 sbitmap_clear_bit(&sbq->sb, nr); 472 sbitmap_clear_bit_unlock(&sbq->sb, nr);
473 sbq_wake_up(sbq); 473 sbq_wake_up(sbq);
474 if (likely(!sbq->round_robin && nr < sbq->sb.depth)) 474 if (likely(!sbq->round_robin && nr < sbq->sb.depth))
475 *per_cpu_ptr(sbq->alloc_hint, cpu) = nr; 475 *per_cpu_ptr(sbq->alloc_hint, cpu) = nr;