From: Matthew Wilcox <willy@infradead.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: "zhaoyang.huang" <zhaoyang.huang@unisoc.com>,
Suren Baghdasaryan <surenb@google.com>,
Minchan Kim <minchan@kernel.org>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Zhaoyang Huang <huangzhaoyang@gmail.com>,
ke.wang@unisoc.com
Subject: Re: [PATCHv5] mm: skip CMA pages when they are not available
Date: Sat, 10 Jun 2023 02:51:36 +0100 [thread overview]
Message-ID: <ZIPXKMMgKSfzDlau@casper.infradead.org> (raw)
In-Reply-To: <20230609153519.ff01046ef0faff00a74bd5b0@linux-foundation.org>
On Fri, Jun 09, 2023 at 03:35:19PM -0700, Andrew Morton wrote:
> > This patch fixes unproductive reclaiming of CMA pages by skipping them when they
> > are not available for current context. It is arise from bellowing OOM issue, which
> > caused by large proportion of MIGRATE_CMA pages among free pages.
>
> We saw plenty of feedback for earlier versions, but now silence. Does
> this mean we're all OK with v5?
I'm fine with the implementation now. I have no idea if this is the right
approach.
next prev parent reply other threads:[~2023-06-10 1:51 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-31 2:51 [PATCHv5] mm: skip CMA pages when they are not available zhaoyang.huang
2023-06-09 22:35 ` Andrew Morton
2023-06-10 1:51 ` Matthew Wilcox [this message]
2023-06-12 9:29 ` David Hildenbrand
2023-06-12 9:35 ` Zhaoyang Huang
2023-06-12 10:01 ` David Hildenbrand
2023-06-12 20:56 ` Andrew Morton
2024-08-13 9:49 ` Breno Leitao
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=ZIPXKMMgKSfzDlau@casper.infradead.org \
--to=willy@infradead.org \
--cc=akpm@linux-foundation.org \
--cc=huangzhaoyang@gmail.com \
--cc=ke.wang@unisoc.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=minchan@kernel.org \
--cc=surenb@google.com \
--cc=zhaoyang.huang@unisoc.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