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-rw-r--r--block/blk-mq-tag.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/block/blk-mq-tag.c b/block/blk-mq-tag.c
index a81b138e89fe..5a83d8e587f7 100644
--- a/block/blk-mq-tag.c
+++ b/block/blk-mq-tag.c
@@ -244,7 +244,6 @@ static void bt_clear_tag(struct blk_mq_bitmap_tags *bt, unsigned int tag)
bs = bt_wake_ptr(bt);
if (bs && atomic_dec_and_test(&bs->wait_cnt)) {
- smp_mb__after_clear_bit();
atomic_set(&bs->wait_cnt, bt->wake_cnt);
bt_index_inc(&bt->wake_index);
wake_up(&bs->wait);