From: Jens Axboe <axboe@kernel.dk>
To: hch@lst.de, chuck.lever@oracle.com, chengming.zhou@linux.dev
Cc: bvanassche@acm.org, cel@kernel.org, linux-block@vger.kernel.org,
linux-kernel@vger.kernel.org, zhouchengming@bytedance.com
Subject: Re: [PATCH v2] blk-mq: release scheduler resource when request complete
Date: Mon, 14 Aug 2023 15:42:40 -0600 [thread overview]
Message-ID: <169204936048.419413.8584205428292895580.b4-ty@kernel.dk> (raw)
In-Reply-To: <20230813152325.3017343-1-chengming.zhou@linux.dev>
On Sun, 13 Aug 2023 23:23:25 +0800, chengming.zhou@linux.dev wrote:
> Chuck reported [1] a IO hang problem on NFS exports that reside on SATA
> devices and bisected to commit 615939a2ae73 ("blk-mq: defer to the normal
> submission path for post-flush requests").
>
> We analysed the IO hang problem, found there are two postflush requests
> are waiting for each other.
>
> [...]
Applied, thanks!
[1/1] blk-mq: release scheduler resource when request complete
(no commit info)
Best regards,
--
Jens Axboe
next prev parent reply other threads:[~2023-08-14 21:43 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-13 15:23 chengming.zhou
2023-08-13 15:34 ` Jens Axboe
2023-08-13 15:45 ` Chengming Zhou
2023-08-14 21:42 ` Jens Axboe [this message]
2023-08-17 14:41 ` kernel test robot
2023-08-17 14:50 ` Bart Van Assche
2023-08-17 15:29 ` Chengming Zhou
2023-08-17 17:17 ` Chengming Zhou
2023-08-17 17:26 ` Jens Axboe
2023-08-17 17:20 ` Jens Axboe
2023-08-17 17:24 ` Jens Axboe
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