Re: [PATCH V2] blk-mq: don't grab rq's refcount in blk_mq_check_expired()
From: John Garry <hidden>
Date: 2021-08-12 09:40:45
On 11/08/2021 16:52, Ming Lei wrote:
Inside blk_mq_queue_tag_busy_iter() we already grabbed request's refcount before calling ->fn(), so needn't to grab it one more time in blk_mq_check_expired(). Meantime remove extra request expire check in blk_mq_check_expired(). Cc: Keith Busch<kbusch@kernel.org> Signed-off-by: Ming Lei<redacted>
Reviewed-by: John Garry <redacted>