From: Michal Hocko <mhocko@suse.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Shakeel Butt <shakeel.butt@linux.dev>,
lsf-pc@lists.linux-foundation.org,
Johannes Weiner <hannes@cmpxchg.org>,
David Hildenbrand <david@kernel.org>,
Qi Zheng <zhengqi.arch@bytedance.com>,
Lorenzo Stoakes <ljs@kernel.org>,
Chen Ridong <chenridong@huaweicloud.com>,
Emil Tsalapatis <emil@etsalapatis.com>,
Alexei Starovoitov <ast@kernel.org>,
Axel Rasmussen <axelrasmussen@google.com>,
Yuanchu Xie <yuanchu@google.com>, Wei Xu <weixugc@google.com>,
Kairui Song <ryncsn@gmail.com>,
Matthew Wilcox <willy@infradead.org>,
Nhat Pham <nphamcs@gmail.com>, Gregory Price <gourry@gourry.net>,
Barry Song <21cnbao@gmail.com>,
David Stevens <stevensd@google.com>,
Vernon Yang <vernon2gm@gmail.com>,
David Rientjes <rientjes@google.com>,
Kalesh Singh <kaleshsingh@google.com>,
wangzicheng <wangzicheng@honor.com>,
"T . J . Mercier" <tjmercier@google.com>,
Baolin Wang <baolin.wang@linux.alibaba.com>,
Suren Baghdasaryan <surenb@google.com>,
Meta kernel team <kernel-team@meta.com>,
bpf@vger.kernel.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org
Subject: Re: [LSF/MM/BPF TOPIC] Towards Unified and Extensible Memory Reclaim (reclaim_ext)
Date: Thu, 26 Mar 2026 08:03:34 +0100 [thread overview]
Message-ID: <acTaRgusrxfCoKqe@tiehlicka> (raw)
In-Reply-To: <20260325190547.abb7309fb63473b57b7a90a0@linux-foundation.org>
On Wed 25-03-26 19:05:47, Andrew Morton wrote:
> On Wed, 25 Mar 2026 14:06:37 -0700 Shakeel Butt <shakeel.butt@linux.dev> wrote:
>
> > We should unify both algorithms into a single code path.
>
> I'm here to ask the questions which others fear will sound dumb.
Not dumb at all and recently discussed here https://lore.kernel.org/all/CAMgjq7AkYOtUL2HuZjBu5dJw=RTL7W2L1+zVv=SCOyHKYwc3AA@mail.gmail.com/T/#u
> Is it indeed the plan to maintain both implementations? I thought the
> long-term ambition was to knock MGLRU into shape and to drop the legacy LRU?
Yes, but MGLRU is not there yet and with development pace last year or
so we are not much closer than at the time MGLRU has been merged
unfortunatelly.
--
Michal Hocko
SUSE Labs
next prev parent reply other threads:[~2026-03-26 7:03 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-25 21:06 [LSF/MM/BPF TOPIC] Towards Unified and Extensible Memory Reclaim (reclaim_ext) Shakeel Butt
2026-03-26 0:10 ` T.J. Mercier
2026-03-26 2:05 ` Andrew Morton
2026-03-26 7:03 ` Michal Hocko [this message]
2026-03-26 8:02 ` Lorenzo Stoakes (Oracle)
2026-03-26 12:37 ` Kairui Song
2026-03-26 13:13 ` Lorenzo Stoakes (Oracle)
2026-03-26 13:42 ` David Hildenbrand (Arm)
2026-03-26 13:45 ` Lorenzo Stoakes (Oracle)
2026-03-26 12:06 ` Kairui Song
2026-03-26 12:31 ` Lorenzo Stoakes (Oracle)
2026-03-26 13:17 ` Kairui Song
2026-03-26 13:26 ` Lorenzo Stoakes (Oracle)
2026-03-26 13:21 ` Shakeel Butt
2026-03-26 7:12 ` Michal Hocko
2026-03-26 13:44 ` Shakeel Butt
2026-03-26 7:18 ` wangzicheng
2026-03-26 11:43 ` Lorenzo Stoakes (Oracle)
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=acTaRgusrxfCoKqe@tiehlicka \
--to=mhocko@suse.com \
--cc=21cnbao@gmail.com \
--cc=akpm@linux-foundation.org \
--cc=ast@kernel.org \
--cc=axelrasmussen@google.com \
--cc=baolin.wang@linux.alibaba.com \
--cc=bpf@vger.kernel.org \
--cc=chenridong@huaweicloud.com \
--cc=david@kernel.org \
--cc=emil@etsalapatis.com \
--cc=gourry@gourry.net \
--cc=hannes@cmpxchg.org \
--cc=kaleshsingh@google.com \
--cc=kernel-team@meta.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=ljs@kernel.org \
--cc=lsf-pc@lists.linux-foundation.org \
--cc=nphamcs@gmail.com \
--cc=rientjes@google.com \
--cc=ryncsn@gmail.com \
--cc=shakeel.butt@linux.dev \
--cc=stevensd@google.com \
--cc=surenb@google.com \
--cc=tjmercier@google.com \
--cc=vernon2gm@gmail.com \
--cc=wangzicheng@honor.com \
--cc=weixugc@google.com \
--cc=willy@infradead.org \
--cc=yuanchu@google.com \
--cc=zhengqi.arch@bytedance.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