From: Pavel Begunkov <asml.silence@gmail.com>
To: Chenliang Li <cliang01.li@samsung.com>, axboe@kernel.dk
Cc: io-uring@vger.kernel.org, peiwei.li@samsung.com,
joshi.k@samsung.com, kundan.kumar@samsung.com,
anuj20.g@samsung.com, gost.dev@samsung.com
Subject: Re: [PATCH v8 2/2] io_uring/rsrc: enable multi-hugepage buffer coalescing
Date: Thu, 1 Aug 2024 00:09:29 +0100 [thread overview]
Message-ID: <59b96d52-126e-417b-93c9-a2588138fd43@gmail.com> (raw)
In-Reply-To: <20240731090133.4106-3-cliang01.li@samsung.com>
On 7/31/24 10:01, Chenliang Li wrote:
> Add support for checking and coalescing multi-hugepage-backed fixed
> buffers. The coalescing optimizes both time and space consumption caused
> by mapping and storing multi-hugepage fixed buffers.
>
> A coalescable multi-hugepage buffer should fully cover its folios
> (except potentially the first and last one), and these folios should
> have the same size. These requirements are for easier processing later,
> also we need same size'd chunks in io_import_fixed for fast iov_iter
> adjust.
Reviewed-by: Pavel Begunkov <asml.silence@gmail.com>
--
Pavel Begunkov
next prev parent reply other threads:[~2024-07-31 23:08 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20240731090139epcas5p32e2fdac7e795a139ff9565d151dd2160@epcas5p3.samsung.com>
2024-07-31 9:01 ` [PATCH v8 0/2] io_uring/rsrc: coalescing multi-hugepage registered buffers Chenliang Li
2024-07-31 9:01 ` [PATCH v8 1/2] io_uring/rsrc: store folio shift and mask into imu Chenliang Li
2024-07-31 23:09 ` Pavel Begunkov
2024-07-31 9:01 ` [PATCH v8 2/2] io_uring/rsrc: enable multi-hugepage buffer coalescing Chenliang Li
2024-07-31 23:09 ` Pavel Begunkov [this message]
2024-08-02 13:11 ` [PATCH v8 0/2] io_uring/rsrc: coalescing multi-hugepage registered buffers Jens Axboe
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=59b96d52-126e-417b-93c9-a2588138fd43@gmail.com \
--to=asml.silence@gmail.com \
--cc=anuj20.g@samsung.com \
--cc=axboe@kernel.dk \
--cc=cliang01.li@samsung.com \
--cc=gost.dev@samsung.com \
--cc=io-uring@vger.kernel.org \
--cc=joshi.k@samsung.com \
--cc=kundan.kumar@samsung.com \
--cc=peiwei.li@samsung.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox