From: Pavel Begunkov <asml.silence@gmail.com>
To: Jens Axboe <axboe@kernel.dk>,
linux-block@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: Christoph Hellwig <hch@infradead.org>
Subject: Re: [PATCH 0/5] cache request_queue pointer
Date: Sun, 17 Oct 2021 22:41:23 +0000 [thread overview]
Message-ID: <9b4a54c6-8aad-628d-5369-71122987c87b@gmail.com> (raw)
In-Reply-To: <dba463cb-3f1e-0972-aeaf-099d7c12bd0e@kernel.dk>
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
next prev parent reply other threads:[~2021-10-17 22:41 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-14 14:03 Pavel Begunkov
2021-10-14 14:03 ` [PATCH 1/5] block: cache request queue in bdev Pavel Begunkov
2021-10-14 14:03 ` [PATCH 2/5] block: use bdev_get_queue() in bdev.c Pavel Begunkov
2021-10-14 14:03 ` [PATCH 3/5] block: use bdev_get_queue() in bio.c Pavel Begunkov
2021-10-14 14:03 ` [PATCH 4/5] block: use bdev_get_queue() in blk-core.c Pavel Begunkov
2021-10-14 14:03 ` [PATCH 5/5] block: convert the rest of block to bdev_get_queue Pavel Begunkov
2021-10-17 12:59 ` [PATCH 0/5] cache request_queue pointer Jens Axboe
2021-10-17 22:41 ` Pavel Begunkov [this message]
2021-10-18 8:20 ` Christoph Hellwig
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