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Date:   Fri, 29 Apr 2022 11:26:55 -0700
From:   Andrew Morton <akpm@linux-foundation.org>
To:     David Hildenbrand <david@redhat.com>
Cc:     linux-kernel@vger.kernel.org, Hugh Dickins <hughd@google.com>,
        Linus Torvalds <torvalds@linux-foundation.org>,
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        Shakeel Butt <shakeelb@google.com>,
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        Pedro Gomes <pedrodemargomes@gmail.com>,
        Oded Gabbay <oded.gabbay@gmail.com>, linux-mm@kvack.org
Subject: Re: [PATCH v4 12/17] mm: remember exclusively mapped anonymous
 pages with PG_anon_exclusive
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On Thu, 28 Apr 2022 10:34:36 +0200 David Hildenbrand <david@redhat.com> wrote:

> Let's mark exclusively mapped anonymous pages with PG_anon_exclusive as
> exclusive, and use that information to make GUP pins reliable and stay
> consistent with the page mapped into the page table even if the
> page table entry gets write-protected.

No reviewers on this one?