linux-kernel - Re: [PATCH] mm: remove lock_page

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Message-ID: <CAHk-=wjMrsHq2ku9LeO23DnzGMZfQpZVSBFd86rZLLo3Q+H0VQ@mail.gmail.com>
Date:   Tue, 29 Nov 2022 11:23:30 -0800
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     Johannes Weiner <hannes@...xchg.org>
Cc:     Hugh Dickins <hughd@...gle.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Shakeel Butt <shakeelb@...gle.com>,
        Michal Hocko <mhocko@...e.com>,
        Stephen Rothwell <sfr@...b.auug.org.au>, linux-mm@...ck.org,
        cgroups@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mm: remove lock_page_memcg() from rmap

On Tue, Nov 29, 2022 at 11:08 AM Johannes Weiner <hannes@...xchg.org> wrote:
>
> We can try limiting move candidates to present ptes. But maybe it's
> indeed time to deprecate the legacy charge moving altogether, and get
> rid of the entire complication.

Please. If that's what it takes..

           Linus