linux-kernel - Re: [PATCH 0/5] cache request

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Date:   Sun, 17 Oct 2021 22:41:23 +0000
From:   Pavel Begunkov <asml.silence@...il.com>
To:     Jens Axboe <axboe@...nel.dk>, linux-block@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Christoph Hellwig <hch@...radead.org>
Subject: Re: [PATCH 0/5] cache request_queue pointer

On 10/17/21 12:59, Jens Axboe wrote:
> On 10/14/21 8:03 AM, Pavel Begunkov wrote:
>> Cache request_queue in bdev and replace two derefs in
>> bdev->bd_disk->queue with bdev->bd_queue. Benchmarking
>> with nullblk gave me around +1% to peak perf.
>>
>> All patches are self contained and don't rely on others from
>> the set including 1/5 and can be taken separately. And some
>> changes go in separate patches to minimise conflicts. When
>> we agree on the approach, I'll send the rest converting some
>> other spots out of block.
> 
> Looks fine to me. Christoph, any concerns?
> 
> One note, though - s/fater/faster in patches 2..5 in the commit
> message.

Noted. I expect there will be a bunch of conflicts, I'll resend
it, hopefully once you refined and posted some of your stuff.

-- 
Pavel Begunkov