From: Ming Lei <ming.lei@xxxxxxxxxx> There can't be FS IO in disk_release(), so it is safe to move rq_qos_exit() there. Signed-off-by: Ming Lei <ming.lei@xxxxxxxxxx> --- block/genhd.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/block/genhd.c b/block/genhd.c index 5368ec88e485f..d78910ef0c893 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -629,7 +629,6 @@ void del_gendisk(struct gendisk *disk) blk_mq_freeze_queue_wait(q); blk_throtl_cancel_bios(disk->queue); - rq_qos_exit(q); blk_sync_queue(q); blk_flush_integrity(); /* @@ -1121,7 +1120,7 @@ static void disk_release_mq(struct request_queue *q) elevator_exit(q); mutex_unlock(&q->sysfs_lock); } - + rq_qos_exit(q); __blk_mq_unfreeze_queue(q, true); } -- 2.30.2