From: Peter Xu <peterx@redhat.com>
To: Ives van Hoorne <ives@codesandbox.io>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
Andrea Arcangeli <aarcange@redhat.com>,
Axel Rasmussen <axelrasmussen@google.com>,
Nadav Amit <nadav.amit@gmail.com>,
Andrew Morton <akpm@linux-foundation.org>,
Mike Rapoport <rppt@linux.vnet.ibm.com>,
stable@vger.kernel.org
Subject: Re: [PATCH v2 1/2] mm/migrate: Fix read-only page got writable when recover pte
Date: Thu, 10 Nov 2022 17:08:40 -0500 [thread overview]
Message-ID: <Y212aAxqCtFszhTq@x1n> (raw)
In-Reply-To: <CADnc5G2-7B7qyPitDY33Wb0D5a=pq-1PC=gp0f9peTtVnOvzjw@mail.gmail.com>
On Thu, Nov 10, 2022 at 01:53:25PM -0800, Ives van Hoorne wrote:
> I verified these latest changes with my initial test case, and can confirm
> that I haven't been able to reproduce the problem anymore! Usually, I would
> be able to reproduce the error after ~1-5 runs, given that I would fill the
> page cache before the run, now I have been running the same test case for
> 50+ times, and I haven't seen the error anymore.
>
> Thanks again Peter for taking the time to find the issue and coming up with
> a fix!
Thanks for the quick feedback, Ives!
--
Peter Xu
next prev parent reply other threads:[~2022-11-10 22:09 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-10 20:31 [PATCH v2 0/2] mm/migrate: Fix writable pte for read migration entry Peter Xu
2022-11-10 20:31 ` [PATCH v2 1/2] mm/migrate: Fix read-only page got writable when recover pte Peter Xu
2022-11-10 21:28 ` Nadav Amit
2022-11-10 22:09 ` Peter Xu
[not found] ` <CADnc5G2-7B7qyPitDY33Wb0D5a=pq-1PC=gp0f9peTtVnOvzjw@mail.gmail.com>
2022-11-10 22:08 ` Peter Xu [this message]
2022-11-10 23:42 ` Alistair Popple
2022-11-13 23:56 ` Peter Xu
2022-11-14 6:22 ` Alistair Popple
2022-11-14 16:09 ` David Hildenbrand
2022-11-14 20:09 ` Peter Xu
2022-11-15 9:13 ` David Hildenbrand
2022-11-15 16:08 ` Peter Xu
2022-11-15 17:22 ` David Hildenbrand
2022-11-15 17:54 ` David Hildenbrand
2022-11-15 18:11 ` Peter Xu
2022-11-15 18:16 ` David Hildenbrand
2022-11-15 18:03 ` Peter Xu
2022-11-15 18:08 ` David Hildenbrand
2022-11-10 20:31 ` [PATCH v2 2/2] mm/uffd: Sanity check write bit for uffd-wp protected ptes Peter Xu
2022-11-11 22:06 ` kernel test robot
2022-11-13 22:33 ` Peter Xu
2022-11-12 2:59 ` kernel test robot
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