From f91328c40a559362b6e7b7bfee01ca17fda87592 Mon Sep 17 00:00:00 2001 From: Keith Busch Date: Wed, 1 Mar 2017 14:22:11 -0500 Subject: blk-mq: Provide freeze queue timeout A driver may wish to take corrective action if queued requests do not complete within a set time. Signed-off-by: Keith Busch Signed-off-by: Jens Axboe --- include/linux/blk-mq.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'include/linux/blk-mq.h') diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h index 8dacf680c851..b296a9006117 100644 --- a/include/linux/blk-mq.h +++ b/include/linux/blk-mq.h @@ -246,6 +246,8 @@ void blk_mq_freeze_queue(struct request_queue *q); void blk_mq_unfreeze_queue(struct request_queue *q); void blk_mq_freeze_queue_start(struct request_queue *q); void blk_mq_freeze_queue_wait(struct request_queue *q); +int blk_mq_freeze_queue_wait_timeout(struct request_queue *q, + unsigned long timeout); int blk_mq_reinit_tagset(struct blk_mq_tag_set *set); int blk_mq_map_queues(struct blk_mq_tag_set *set); -- cgit v1.2.3