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Date:   Thu, 22 Aug 2019 16:27:09 -0700
From:   Andrew Morton <akpm@linux-foundation.org>
To:     Roman Gushchin <guro@fb.com>
Cc:     <linux-mm@kvack.org>, Michal Hocko <mhocko@kernel.org>,
        Johannes Weiner <hannes@cmpxchg.org>,
        <linux-kernel@vger.kernel.org>, <kernel-team@fb.com>
Subject: Re: [PATCH v3 0/3] vmstats/vmevents flushing
Message-Id: <20190822162709.fa100ba6c58e15ea35670616@linux-foundation.org>
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On Mon, 19 Aug 2019 16:00:51 -0700 Roman Gushchin <guro@fb.com> wrote:

> v3:
>   1) rearranged patches [2/3] and [3/3] to make [1/2] and [2/2] suitable
>   for stable backporting
> 
> v2:
>   1) fixed !CONFIG_MEMCG_KMEM build by moving memcg_flush_percpu_vmstats()
>   and memcg_flush_percpu_vmevents() out of CONFIG_MEMCG_KMEM
>   2) merged add-comments-to-slab-enums-definition patch in
> 
> Thanks!
> 
> Roman Gushchin (3):
>   mm: memcontrol: flush percpu vmstats before releasing memcg
>   mm: memcontrol: flush percpu vmevents before releasing memcg
>   mm: memcontrol: flush percpu slab vmstats on kmem offlining
> 

Can you please explain why the first two patches were cc:stable but not
the third?