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blk-mq: set default timeout as 30 seconds

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It is reasonable to set default timeout of request as 30 seconds instead of
30000 ticks, which may be 300 seconds if HZ is 100, for example, some arm64
based systems may choose 100 HZ.

Signed-off-by: Ming Lei <ming.lei@canonical.com>
Fixes: c76cbbcf40 ("blk-mq: put blk_queue_rq_timeout together in blk_mq_init_queue()"
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Ming Lei 2015-07-16 19:53:22 +08:00 committed by Jens Axboe
parent 7bee607472
commit e56f698bd0
1 changed files with 1 additions and 1 deletions
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2
block/blk-mq.c
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@ -1998,7 +1998,7 @@ struct request_queue *blk_mq_init_allocated_queue(struct blk_mq_tag_set *set,
goto err_hctxs;
setup_timer(&q->timeout, blk_mq_rq_timer, (unsigned long) q);
blk_queue_rq_timeout(q, set->timeout ? set->timeout : 30000);
blk_queue_rq_timeout(q, set->timeout ? set->timeout : 30 * HZ);
q->nr_queues = nr_cpu_ids;
q->nr_hw_queues = set->nr_hw_queues;