From: Johannes Weiner <hannes@cmpxchg.org>
To: Muchun Song <songmuchun@bytedance.com>
Cc: guro@fb.com, mhocko@kernel.org, akpm@linux-foundation.org,
shakeelb@google.com, vdavydov.dev@gmail.com,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
duanxiongchun@bytedance.com
Subject: Re: [PATCH v3 4/4] mm: memcontrol: move PageMemcgKmem to the scope of CONFIG_MEMCG_KMEM
Date: Fri, 12 Mar 2021 14:24:30 -0500 [thread overview]
Message-ID: <YEu/7vqMnwfWmiB7@cmpxchg.org> (raw)
In-Reply-To: <20210309100717.253-5-songmuchun@bytedance.com>
On Tue, Mar 09, 2021 at 06:07:17PM +0800, Muchun Song wrote:
> The page only can be marked as kmem when CONFIG_MEMCG_KMEM is enabled.
> So move PageMemcgKmem() to the scope of the CONFIG_MEMCG_KMEM.
>
> As a bonus, on !CONFIG_MEMCG_KMEM build some code can be compiled out.
>
> Signed-off-by: Muchun Song <songmuchun@bytedance.com>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
prev parent reply other threads:[~2021-03-12 19:24 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-09 10:07 [PATCH v3 0/4] Use obj_cgroup APIs to charge kmem pages Muchun Song
2021-03-09 10:07 ` [PATCH v3 1/4] mm: memcontrol: introduce obj_cgroup_{un}charge_pages Muchun Song
2021-03-11 12:30 ` Johannes Weiner
2021-03-11 18:56 ` Shakeel Butt
2021-03-09 10:07 ` [PATCH v3 2/4] mm: memcontrol: make page_memcg{_rcu} only applicable for non-kmem page Muchun Song
2021-03-10 19:57 ` Roman Gushchin
2021-03-11 6:45 ` [External] " Muchun Song
2021-03-11 13:12 ` Johannes Weiner
2021-03-12 7:14 ` [External] " Muchun Song
2021-03-12 19:23 ` Johannes Weiner
2021-03-12 22:42 ` Shakeel Butt
2021-03-12 23:07 ` Johannes Weiner
2021-03-12 23:18 ` Shakeel Butt
2021-03-14 13:56 ` Muchun Song
2021-03-12 3:22 ` Shakeel Butt
2021-03-12 5:02 ` [External] " Muchun Song
2021-03-09 10:07 ` [PATCH v3 3/4] mm: memcontrol: use obj_cgroup APIs to charge kmem pages Muchun Song
2021-03-10 19:53 ` Roman Gushchin
2021-03-11 6:50 ` [External] " Muchun Song
2021-03-10 22:05 ` Johannes Weiner
2021-03-12 9:22 ` [External] " Muchun Song
2021-03-12 15:59 ` Johannes Weiner
2021-03-12 16:46 ` Muchun Song
2021-03-11 17:48 ` kernel test robot
2021-03-09 10:07 ` [PATCH v3 4/4] mm: memcontrol: move PageMemcgKmem to the scope of CONFIG_MEMCG_KMEM Muchun Song
2021-03-10 19:30 ` Roman Gushchin
2021-03-12 3:26 ` Shakeel Butt
2021-03-12 19:24 ` Johannes Weiner [this message]
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