linux-kernel - Re: [PATCH 2/3] mm: rmap: remove lock_page

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Message-ID: <CALvZod7jy0gvXRHhsJ2aaj+rP=3if5c4+p+-kC-qo3WSU+tRqQ@mail.gmail.com>
Date:   Wed, 7 Dec 2022 16:36:39 -0800
From:   Shakeel Butt <shakeelb@...gle.com>
To:     Johannes Weiner <hannes@...xchg.org>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Hugh Dickins <hughd@...gle.com>,
        Michal Hocko <mhocko@...e.com>, linux-mm@...ck.org,
        cgroups@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/3] mm: rmap: remove lock_page_memcg()

On Tue, Dec 6, 2022 at 9:14 AM Johannes Weiner <hannes@...xchg.org> wrote:
>
> The previous patch made sure charge moving only touches pages for
> which page_mapped() is stable. lock_page_memcg() is no longer needed.
>
> Signed-off-by: Johannes Weiner <hannes@...xchg.org>

Acked-by: Shakeel Butt <shakeelb@...gle.com>