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From:   Greg Thelen <gthelen@google.com>
Date:   Wed, 11 Apr 2018 03:13:34 +0000
Message-ID: <CAHH2K0bcehi-OH3AQs-VK7+d4-THOVXARTXik2UxRhZOuDrHTQ@mail.gmail.com>
Subject: Re: [PATCH] writeback: safer lock nesting
To:     Wang Long <wanglong19@meituan.com>
Cc:     Alexander.Levin@microsoft.com, npiggin@gmail.com,
        LKML <linux-kernel@vger.kernel.org>, stable@vger.kernel.org,
        heguanjun@meituan.com
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On Tue, Apr 10, 2018 at 7:44 PM Wang Long <wanglong19@meituan.com> wrote:

> > Hi,
> >
> > [This is an automated email]
> >
> > This commit has been processed by the -stable helper bot and determined
> > to be a high probability candidate for -stable trees. (score: 44.5575)
> >
> > The bot has tested the following trees: v4.16.1, v4.15.16, v4.14.33,
v4.9.93, v4.4.127.
> >
> > v4.16.1: Build OK!
> > v4.15.16: Build OK!
> > v4.14.33: Build OK!
> > v4.9.93: Build OK!
> > v4.4.127: Failed to apply! Possible dependencies:
> >      62cccb8c8e7a ("mm: simplify lock_page_memcg()")
> Hi Sasha,

> I test the memory cgroup in lts v4.4, for this issue, 62cccb8c8e7a ("mm:
> simplify lock_page_memcg()")
> need to adjust and there are several other places that need to be fixed.

> I will make the patch for lts v4.4 if no one did.

I'm testing a 4.4-stable patch right now.  ETA is a few hours.