diff mbox

[5/7] scsi: use the introduced blk_mq_unquiesce_queue()

Message ID 20170525042131.13172-6-ming.lei@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Ming Lei May 25, 2017, 4:21 a.m. UTC 
blk_mq_unquiesce_queue() is used for unquiescing the queue.

Signed-off-by: Ming Lei <ming.lei@redhat.com>
---
 drivers/scsi/scsi_lib.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 814a4bd8405d..72b11f75719c 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -3030,7 +3030,10 @@  scsi_internal_device_unblock(struct scsi_device *sdev,
 		return -EINVAL;
 
 	if (q->mq_ops) {
-		blk_mq_start_stopped_hw_queues(q, false);
+		if (blk_queue_quiesced(q))
+			blk_mq_unquiesce_queue(q);
+		else
+			blk_mq_start_stopped_hw_queues(q, false);
 	} else {
 		spin_lock_irqsave(q->queue_lock, flags);
 		blk_start_queue(q);