Thread (38 messages) 38 messages, 3 authors, 2018-11-01
STALE2815d REVIEWED: 3 (3M)

[PATCH 06/30] blk-mq: remove legacy check in queue blk_freeze_queue()

From: Jens Axboe <axboe@kernel.dk>
Date: 2018-10-31 17:58:58
Subsystem: block layer, the rest · Maintainers: Jens Axboe, Linus Torvalds

Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---
 block/blk-mq.c | 2 --
 1 file changed, 2 deletions(-)
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 4c82dc44d4d8..a58d2d953876 100644
--- 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);
 }
 
-- 
2.17.1
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