blk-mq: remove legacy check in queue blk_freeze_queue()

Reviewed-by: Hannes Reinecke <hare@suse.com> Tested-by: Ming Lei <ming.lei@redhat.com> Reviewed-by: Omar Sandoval <osandov@fb.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
mariux64 · Nov 7, 2018 · ba7b443 · ba7b443
1 parent 7ac257b
commit ba7b443
Showing 1 changed file with 0 additions and 2 deletions.
diff --git a/block/blk-mq.c b/block/blk-mq.c
@@ -177,8 +177,6 @@ void blk_freeze_queue(struct request_queue *q)
 	 * exported to drivers as the only user for unfreeze is blk_mq.
 	 */
 	blk_freeze_queue_start(q);
-	if (!q->mq_ops)
-		blk_drain_queue(q);
 	blk_mq_freeze_queue_wait(q);
 }