blk_mq_unquiesce_queue() is used for unquiescing the queue explicitly, so replace blk_mq_start_stopped_hw_queues() with it. Cc: linux-nvme@xxxxxxxxxxxxxxxxxxx Cc: linux-scsi@xxxxxxxxxxxxxxx Cc: dm-devel@xxxxxxxxxx Signed-off-by: Ming Lei <ming.lei@xxxxxxxxxx> --- drivers/md/dm-rq.c | 2 +- drivers/nvme/host/core.c | 2 +- drivers/scsi/scsi_lib.c | 5 ++++- 3 files changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/md/dm-rq.c b/drivers/md/dm-rq.c index b639fa7246ee..ea4029de077f 100644 --- a/drivers/md/dm-rq.c +++ b/drivers/md/dm-rq.c @@ -71,7 +71,7 @@ static void dm_old_start_queue(struct request_queue *q) static void dm_mq_start_queue(struct request_queue *q) { - blk_mq_start_stopped_hw_queues(q, true); + blk_mq_unquiesce_queue(q); blk_mq_kick_requeue_list(q); } diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index a60926410438..c3f189e54d10 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -2526,7 +2526,7 @@ void nvme_start_queues(struct nvme_ctrl *ctrl) mutex_lock(&ctrl->namespaces_mutex); list_for_each_entry(ns, &ctrl->namespaces, list) { - blk_mq_start_stopped_hw_queues(ns->queue, true); + blk_mq_unquiesce_queue(ns->queue); blk_mq_kick_requeue_list(ns->queue); } mutex_unlock(&ctrl->namespaces_mutex); diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 99e16ac479e3..ffcf05765e2b 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -3031,7 +3031,10 @@ 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); -- 2.9.4