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Subject: Re: [PATCH V14 0/3] blk-mq: refactor and fix the code of issue
 directly
To:     Jianchao Wang <jianchao.w.wang@oracle.com>
Cc:     ming.lei@redhat.com, linux-block@vger.kernel.org,
        linux-kernel@vger.kernel.org
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From:   Jens Axboe <axboe@kernel.dk>
Message-ID: <8035ac66-63a1-b03a-95f8-c11a5482e8d7@kernel.dk>
Date:   Thu, 13 Dec 2018 21:26:58 -0700
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On 12/13/18 6:28 PM, Jianchao Wang wrote:
> Hi Jens
> 
> After commit c616cbee ( blk-mq: punt failed direct issue to dispatch
> list ), we always insert request to hctx dispatch list whenever get a
> BLK_STS_RESOURCE or BLK_STS_DEV_RESOURCE, this is overkill and will
> harm the merging. We just need to do that for the requests that has
> been through .queue_rq.
> 
> This patch set fixes the issue above and refactors the code of issue
> request directly to unify the interface and make the code clearer and
> more readable.
> 
> Please consider this patchset for 4.21.

I'll throw this through all the testing tomorrow, looks good to me.
If it passes, I'll add it for 4.21.

-- 
Jens Axboe