From: Matthew Wilcox <willy@infradead.org>
To: Jaegeuk Kim <jaegeuk@kernel.org>
Cc: linux-kernel@vger.kernel.org,
linux-f2fs-devel@lists.sourceforge.net, linux-mm@kvack.org,
linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH 0/2 v6] add ioctl/sysfs to donate file-backed pages
Date: Fri, 17 Jan 2025 18:05:40 +0000 [thread overview]
Message-ID: <Z4qb9Pv-mEQZrrXc@casper.infradead.org> (raw)
In-Reply-To: <20250117164350.2419840-1-jaegeuk@kernel.org>
On Fri, Jan 17, 2025 at 04:41:16PM +0000, Jaegeuk Kim wrote:
> If users clearly know which file-backed pages to reclaim in system view, they
> can use this ioctl() to register in advance and reclaim all at once later.
>
> To MM and others,
>
> I'd like to propose this API in F2FS only, since
> 1) the use-case is quite limited in Android at the moment. Once it's generall
> accepted with more use-cases, happy to propose a generic API such as fadvise.
> Please chime in, if there's any needs.
>
> 2) it's file-backed pages which requires to maintain the list of inode objects.
> I'm not sure this fits in MM tho, also happy to listen to any feedback.
You didn't cc the patches to linux-mm, so that's a bad start.
I don't understand how this is different from MADV_COLD. Please
explain.
next prev parent reply other threads:[~2025-01-17 18:05 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-17 16:41 Jaegeuk Kim
2025-01-17 18:05 ` Matthew Wilcox [this message]
2025-01-17 18:48 ` Jaegeuk Kim
2025-01-17 19:04 ` Matthew Wilcox
2025-01-17 20:37 ` Jaegeuk Kim
2025-02-04 16:29 ` Jaegeuk Kim
2025-02-10 17:00 ` Jaegeuk Kim
2025-02-10 17:20 ` Matthew Wilcox
2025-02-10 19:01 ` Jaegeuk Kim
2025-02-12 0:39 ` Jaegeuk Kim
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=Z4qb9Pv-mEQZrrXc@casper.infradead.org \
--to=willy@infradead.org \
--cc=jaegeuk@kernel.org \
--cc=linux-f2fs-devel@lists.sourceforge.net \
--cc=linux-fsdevel@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
/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