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Date:   Wed, 6 Jan 2021 11:35:31 -0800
From:   Andrew Morton <akpm@linux-foundation.org>
To:     Baoquan He <bhe@redhat.com>
Cc:     Hugh Dickins <hughd@google.com>, Hui Su <sh_def@163.com>,
        Alex Shi <alex.shi@linux.alibaba.com>,
        Lorenzo Stoakes <lstoakes@gmail.com>,
        Michal Hocko <mhocko@suse.com>,
        Johannes Weiner <hannes@cmpxchg.org>,
        Shakeel Butt <shakeelb@google.com>,
        Roman Gushchin <guro@fb.org>, linux-kernel@vger.kernel.org,
        linux-mm@kvack.org
Subject: Re: [PATCH] mm/memcontrol: fix warning in mem_cgroup_page_lruvec()
Message-Id: <20210106113531.6f327d37eff78e4e1bb0e13a@linux-foundation.org>
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On Wed, 6 Jan 2021 14:49:35 +0800 Baoquan He <bhe@redhat.com> wrote:

> > Fixes: 9a1ac2288cf1 ("mm/memcontrol:rewrite mem_cgroup_page_lruvec()")
> 
> ...
>
> Thanks for fixing this. We also encountered this issue in kdump kernel
> with the mainline 5.10 kernel since 'cgroup_disable=memory' is added.

Wait.  9a1ac2288cf1 isn't present in 5.10?