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| author | Bart Van Assche <bart.vanassche@wdc.com> | 2017-08-09 11:28:06 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2017-08-09 20:24:38 -0600 |
| commit | d4acf3650c7c968f46ad932b9a25d1cc24cf4998 (patch) | |
| tree | 18465ad13b79062a7fe91c5d6ef47bec9742656c | |
| parent | f86e28c4dc8d475cb82ca8d018daaa1564534aad (diff) | |
| download | linux-d4acf3650c7c968f46ad932b9a25d1cc24cf4998.tar.gz | |
block: Make blk_mq_delay_kick_requeue_list() rerun the queue at a quiet time
The blk_mq_delay_kick_requeue_list() function is used by the device
mapper and only by the device mapper to rerun the queue and requeue
list after a delay. This function is called once per request that
gets requeued. Modify this function such that the queue is run once
per path change event instead of once per request that is requeued.
Fixes: commit 2849450ad39d ("blk-mq: introduce blk_mq_delay_kick_requeue_list()")
Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Cc: Mike Snitzer <snitzer@redhat.com>
Cc: Laurence Oberman <loberman@redhat.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
| -rw-r--r-- | block/blk-mq.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c index 211ef367345f27..535cbdf32aabb2 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -684,8 +684,8 @@ EXPORT_SYMBOL(blk_mq_kick_requeue_list); void blk_mq_delay_kick_requeue_list(struct request_queue *q, unsigned long msecs) { - kblockd_schedule_delayed_work(&q->requeue_work, - msecs_to_jiffies(msecs)); + kblockd_mod_delayed_work_on(WORK_CPU_UNBOUND, &q->requeue_work, + msecs_to_jiffies(msecs)); } EXPORT_SYMBOL(blk_mq_delay_kick_requeue_list); |