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 v2 0/3] on top of for-5.16/block
Date: Wed, 13 Oct 2021 10:15:37 +0100 [thread overview]
Message-ID: <e52033e5-bff6-c2a3-9e23-ccfa505b064d@gmail.com> (raw)
In-Reply-To: <cover.1634115360.git.asml.silence@gmail.com>
On 10/13/21 09:57, Pavel Begunkov wrote:
Bodged subject, should've been block optimisation or so.
> ./io_uring -d32 -s32 -c32 -b512 -p1 /dev/nullb0
> ~3.3 MIOPS vs 3.5 MIOPS, so gives around extra ~4-5%.
>
> The main part is caching struct block_device + some inlining.
>
> v2: without applied patches, merge previous 6/6 into the second patch
> get rid of helpers (Jens, Christoph)
> kill bdev_inode and move inode into bdev (Christoph)
>
> Pavel Begunkov (3):
> block: cache bdev in struct file for raw bdev IO
> block: don't hide inode from block_device users
> blk-mq: optimise *end_request non-stat path
>
> block/bdev.c | 44 ++++++++++-----------------------------
> block/blk-mq.c | 18 +++++++---------
> block/fops.c | 43 ++++++++++++++++----------------------
> include/linux/blk_types.h | 1 +
> include/linux/blkdev.h | 8 +++++--
> 5 files changed, 44 insertions(+), 70 deletions(-)
>
--
Pavel Begunkov
next prev parent reply other threads:[~2021-10-13 9:16 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-13 8:57 [PATCH v2 0/3] on top of for-5.16/block Pavel Begunkov
2021-10-13 8:57 ` [PATCH v2 1/3] block: cache bdev in struct file for raw bdev IO Pavel Begunkov
2021-10-13 15:19 ` Christoph Hellwig
2021-10-13 8:57 ` [PATCH v2 2/3] block: don't hide inode from block_device users Pavel Begunkov
2021-10-13 14:03 ` kernel test robot
2021-10-13 15:03 ` kernel test robot
2021-10-13 15:12 ` Pavel Begunkov
2021-10-15 0:40 ` [kbuild-all] " Chen, Rong A
2021-10-13 15:25 ` Christoph Hellwig
2021-10-13 18:44 ` Pavel Begunkov
2021-10-14 4:51 ` Christoph Hellwig
2021-10-14 9:35 ` Pavel Begunkov
2021-10-13 8:57 ` [PATCH v2 3/3] blk-mq: optimise *end_request non-stat path Pavel Begunkov
2021-10-13 15:30 ` Christoph Hellwig
2021-10-13 9:15 ` Pavel Begunkov [this message]
2021-10-13 15:53 ` (subset) [PATCH v2 0/3] on top of for-5.16/block Jens Axboe
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