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From: Shakeel Butt <shakeelb@google.com>
To: Muchun Song <songmuchun@bytedance.com>
Cc: Roman Gushchin <guro@fb.com>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Michal Hocko <mhocko@kernel.org>,
	 Andrew Morton <akpm@linux-foundation.org>,
	Vladimir Davydov <vdavydov.dev@gmail.com>,
	 LKML <linux-kernel@vger.kernel.org>,
	Linux MM <linux-mm@kvack.org>,
	 Xiongchun duan <duanxiongchun@bytedance.com>
Subject: Re: [PATCH v3 2/4] mm: memcontrol: make page_memcg{_rcu} only applicable for non-kmem page
Date: Thu, 11 Mar 2021 19:22:20 -0800	[thread overview]
Message-ID: <CALvZod4vmZztdbjkWT8soRd3P=JXyNJChDTOUP1HaiSQhKoutw@mail.gmail.com> (raw)
In-Reply-To: <20210309100717.253-3-songmuchun@bytedance.com>

On Tue, Mar 9, 2021 at 2:09 AM Muchun Song <songmuchun@bytedance.com> wrote:
>
> We want to reuse the obj_cgroup APIs to charge the kmem pages.
> If we do that, we should store an object cgroup pointer to
> page->memcg_data for the kmem pages.
>
> Finally, page->memcg_data can have 3 different meanings.

replace 'can' with 'will'

Other than that I think Roman and Johannes have already given very
good feedback.


  parent reply	other threads:[~2021-03-12  3:22 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 [this message]
2021-03-12  5:02     ` 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

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