Re: [PATCH 2/4] mm/memcg: mem_cgroup_per_node is already set to 0 on allocation

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To: Wei Yang <richard.weiyang@xxxxxxxxx>
Subject: Re: [PATCH 2/4] mm/memcg: mem_cgroup_per_node is already set to 0 on allocation
From: Shakeel Butt <shakeelb@xxxxxxxxxx>
Date: Sun, 16 Jan 2022 11:24:03 -0800
Cc: Johannes Weiner <hannes@xxxxxxxxxxx>, Michal Hocko <mhocko@xxxxxxxxxx>, Vladimir Davydov <vdavydov.dev@xxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Roman Gushchin <guro@xxxxxx>, Vlastimil Babka <vbabka@xxxxxxx>, Matthew Wilcox <willy@xxxxxxxxxxxxx>, Muchun Song <songmuchun@xxxxxxxxxxxxx>, Yang Shi <shy828301@xxxxxxxxx>, Suren Baghdasaryan <surenb@xxxxxxxxxx>, LKML <linux-kernel@xxxxxxxxxxxxxxx>, Cgroups <cgroups@xxxxxxxxxxxxxxx>, Linux MM <linux-mm@xxxxxxxxx>
In-reply-to: <20220111010302.8864-2-richard.weiyang@gmail.com>
References: <20220111010302.8864-1-richard.weiyang@gmail.com> <20220111010302.8864-2-richard.weiyang@gmail.com>

On Mon, Jan 10, 2022 at 5:03 PM Wei Yang <richard.weiyang@xxxxxxxxx> wrote:
>
> kzalloc_node() would set data to 0, so it's not necessary to set it
> again.
>
> Signed-off-by: Wei Yang <richard.weiyang@xxxxxxxxx>

Reviewed-by: Shakeel Butt <shakeelb@xxxxxxxxxx>

References:
- [PATCH 1/4] mm/memcg: use NUMA_NO_NODE to indicate allocation from unspecified node
  - From: Wei Yang
- [PATCH 2/4] mm/memcg: mem_cgroup_per_node is already set to 0 on allocation
  - From: Wei Yang

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