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From: Pavel Begunkov <asml.silence@gmail.com>
To: Jens Axboe <axboe@kernel.dk>,
	io-uring@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/3] io_uring: clean wq path
Date: Thu, 6 Feb 2020 12:51:35 +0300
Message-ID: <8ad4a84e-9796-6431-c73e-1d34eed0b0fb@gmail.com> (raw)
In-Reply-To: <8c0639c6-78ad-6240-0c18-d3ef8936e2f4@kernel.dk>

On 2/6/2020 5:50 AM, Jens Axboe wrote:
> On 2/5/20 3:29 PM, Pavel Begunkov wrote:
>> On 05/02/2020 22:07, Pavel Begunkov wrote:
>>> This is the first series of shaving some overhead for wq-offloading.
>>> The 1st removes extra allocations, and the 3rd req->refs abusing.
>>
>> Rechecked a couple of assumptions, this patchset is messed up.
>> Drop it for now.
> 
> OK, will do, haven't had time to look at it yet anyway.

Sorry for the fuss. I'll return to it later.

> 
> Are you going to do the ->has_user removal? We should just do that
> separately first.
Yes. I've spotted a few bugs, so I'm going to patch them first with
merging/backporting in mind, and then deal with ->has_user. IMO, this
order makes more sense.

-- 
Pavel Begunkov

  reply index

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-05 19:07 Pavel Begunkov
2020-02-05 19:07 ` [PATCH 1/3] io_uring: pass sqe for link head Pavel Begunkov
2020-02-05 21:39   ` Pavel Begunkov
2020-02-05 21:43     ` Pavel Begunkov
2020-02-05 19:07 ` [PATCH 2/3] io_uring: deduce force_nonblock in io_issue_sqe() Pavel Begunkov
2020-02-05 19:07 ` [PATCH 3/3] io_uring: pass submission ref to async Pavel Begunkov
2020-02-05 22:29 ` [PATCH 0/3] io_uring: clean wq path Pavel Begunkov
2020-02-06  2:50   ` Jens Axboe
2020-02-06  9:51     ` Pavel Begunkov [this message]
2020-02-06 14:26       ` Jens Axboe

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