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authorBart Van Assche <bart.vanassche@sandisk.com>2016-10-28 17:21:41 -0700
committerJens Axboe <axboe@fb.com>2016-11-02 12:50:19 -0600
commit2b053aca76b48e681be57b34ca3a8c2c10b275c5 (patch)
tree739ad6356695687e801f843570ac0d5e55fb4385 /drivers
parent6a83e74d214a47a1371cd2e6a783264fcba7d428 (diff)
blk-mq: Add a kick_requeue_list argument to blk_mq_requeue_request()
Most blk_mq_requeue_request() and blk_mq_add_to_requeue_list() calls are followed by kicking the requeue list. Hence add an argument to these two functions that allows to kick the requeue list. This was proposed by Christoph Hellwig. Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Reviewed-by: Christoph Hellwig <hch@lst.de> Cc: Hannes Reinecke <hare@suse.com> Reviewed-by: Sagi Grimberg <sagi@grimberg.me> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/block/xen-blkfront.c2
-rw-r--r--drivers/md/dm-rq.c2
-rw-r--r--drivers/nvme/host/core.c2
-rw-r--r--drivers/scsi/scsi_lib.c4
4 files changed, 4 insertions, 6 deletions
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index 71ca36eab558..c000fdf048b2 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -2043,7 +2043,7 @@ static int blkif_recover(struct blkfront_info *info)
/* Requeue pending requests (flush or discard) */
list_del_init(&req->queuelist);
BUG_ON(req->nr_phys_segments > segs);
- blk_mq_requeue_request(req);
+ blk_mq_requeue_request(req, false);
}
blk_mq_start_stopped_hw_queues(info->rq, true);
blk_mq_kick_requeue_list(info->rq);
diff --git a/drivers/md/dm-rq.c b/drivers/md/dm-rq.c
index 060ccc5a4b1c..315257959fc0 100644
--- a/drivers/md/dm-rq.c
+++ b/drivers/md/dm-rq.c
@@ -347,7 +347,7 @@ EXPORT_SYMBOL(dm_mq_kick_requeue_list);
static void dm_mq_delay_requeue_request(struct request *rq, unsigned long msecs)
{
- blk_mq_requeue_request(rq);
+ blk_mq_requeue_request(rq, false);
__dm_mq_kick_requeue_list(rq->q, msecs);
}
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index a764c2aa00a1..e8070e3cc7c7 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -203,7 +203,7 @@ void nvme_requeue_req(struct request *req)
{
unsigned long flags;
- blk_mq_requeue_request(req);
+ blk_mq_requeue_request(req, false);
spin_lock_irqsave(req->q->queue_lock, flags);
if (!blk_queue_stopped(req->q))
blk_mq_kick_requeue_list(req->q);
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 2b78ff12bf3c..2e35132f8be1 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -86,10 +86,8 @@ scsi_set_blocked(struct scsi_cmnd *cmd, int reason)
static void scsi_mq_requeue_cmd(struct scsi_cmnd *cmd)
{
struct scsi_device *sdev = cmd->device;
- struct request_queue *q = cmd->request->q;
- blk_mq_requeue_request(cmd->request);
- blk_mq_kick_requeue_list(q);
+ blk_mq_requeue_request(cmd->request, true);
put_device(&sdev->sdev_gendev);
}