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authorMing Lei <ming.lei@redhat.com>2017-06-06 23:22:04 +0800
committerJens Axboe <axboe@kernel.dk>2017-06-18 14:20:04 -0600
commitf660174e8bcdb2bf99129f9f7c86e5fc0e830f85 (patch)
tree8acdd08f1cf04c23e2dabae8cc52ace0d6644f48 /drivers/scsi/scsi_lib.c
parente4e739131ac93d373cd2d2fd92820a6a39115ba5 (diff)
blk-mq: use the introduced blk_mq_unquiesce_queue()
blk_mq_unquiesce_queue() is used for unquiescing the queue explicitly, so replace blk_mq_start_stopped_hw_queues() with it. For the scsi part, this patch takes Bart's suggestion to switch to block quiesce/unquiesce API completely. Cc: linux-nvme@lists.infradead.org Cc: linux-scsi@vger.kernel.org Cc: dm-devel@redhat.com Reviewed-by: Bart Van Assche <Bart.VanAssche@sandisk.com> Signed-off-by: Ming Lei <ming.lei@redhat.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/scsi/scsi_lib.c')
-rw-r--r--drivers/scsi/scsi_lib.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index b5f310b9e910..fb18ed284e55 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -2962,7 +2962,7 @@ scsi_internal_device_block(struct scsi_device *sdev, bool wait)
if (wait)
blk_mq_quiesce_queue(q);
else
- blk_mq_stop_hw_queues(q);
+ blk_mq_quiesce_queue_nowait(q);
} else {
spin_lock_irqsave(q->queue_lock, flags);
blk_stop_queue(q);
@@ -3016,7 +3016,7 @@ scsi_internal_device_unblock(struct scsi_device *sdev,
return -EINVAL;
if (q->mq_ops) {
- blk_mq_start_stopped_hw_queues(q, false);
+ blk_mq_unquiesce_queue(q);
} else {
spin_lock_irqsave(q->queue_lock, flags);
blk_start_queue(q);

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