From: Jens Axboe <axboe@kernel.dk>
To: Yu Kuai <yukuai3@huawei.com>
Cc: linux-kernel@vger.kernel.org, linux-block@vger.kernel.org,
yi.zhang@huawei.com
Subject: Re: [PATCH v2] blk-mq: fix missing blk_account_io_done() in error path
Date: Wed, 26 Jan 2022 06:34:52 -0700 [thread overview]
Message-ID: <164320409207.123597.5205274330613779469.b4-ty@kernel.dk> (raw)
In-Reply-To: <20220126012132.3111551-1-yukuai3@huawei.com>
On Wed, 26 Jan 2022 09:21:32 +0800, Yu Kuai wrote:
> If blk_mq_request_issue_directly() failed from
> blk_insert_cloned_request(), the request will be accounted start.
> Currently, blk_insert_cloned_request() is only called by dm, and such
> request won't be accounted done by dm.
>
> In normal path, io will be accounted start from blk_mq_bio_to_request(),
> when the request is allocated, and such io will be accounted done from
> __blk_mq_end_request_acct() whether it succeeded or failed. Thus add
> blk_account_io_done() to fix the problem.
>
> [...]
Applied, thanks!
[1/1] blk-mq: fix missing blk_account_io_done() in error path
commit: 592ee1197f78b30bd60c87db9b6c8c045c8d8314
Best regards,
--
Jens Axboe
prev parent reply other threads:[~2022-01-26 13:34 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-26 1:21 Yu Kuai
2022-01-26 8:20 ` Christoph Hellwig
2022-01-26 13:34 ` Jens Axboe [this message]
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