From: Andrew Morton <akpm@linux-foundation.org>
To: Peter Xu <peterx@redhat.com>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
David Hildenbrand <david@redhat.com>,
Mike Rapoport <rppt@linux.vnet.ibm.com>,
Mike Kravetz <mike.kravetz@oracle.com>,
Andrea Arcangeli <aarcange@redhat.com>,
Nadav Amit <nadav.amit@gmail.com>,
Axel Rasmussen <axelrasmussen@google.com>
Subject: Re: [PATCH] mm/uffd: Reset write protection when unregister with wp-mode
Date: Thu, 11 Aug 2022 14:11:44 -0700 [thread overview]
Message-ID: <20220811141144.6aa509e68c5c7cd8b6c131b6@linux-foundation.org> (raw)
In-Reply-To: <20220811201340.39342-1-peterx@redhat.com>
On Thu, 11 Aug 2022 16:13:40 -0400 Peter Xu <peterx@redhat.com> wrote:
> I added a Fixes upon introducing of uffd-wp shmem+hugetlbfs because that's
> the only issue reported so far and that's the commit David's reproducer
> will start working (v5.19+). But the whole idea actually applies to not
> only file memories but also anonymous. It's just that we don't need to fix
> anonymous prior to v5.19- because there's no known way to exploit.
I added a cc:stable to this.
next prev parent reply other threads:[~2022-08-11 21:11 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-11 20:13 Peter Xu
2022-08-11 21:11 ` Andrew Morton [this message]
2022-08-11 21:23 ` Peter Xu
2022-08-11 22:01 ` Andrew Morton
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