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Date:   Tue, 9 Feb 2021 12:21:28 -0800
From:   Roman Gushchin <>
To:     Johannes Weiner <>
CC:     Andrew Morton <>,
        Tejun Heo <>, Michal Hocko <>,
        Shakeel Butt <>, <>,
        <>, <>,
Subject: Re: [PATCH v3 7/8] mm: memcontrol: consolidate lruvec stat flushing

On Tue, Feb 09, 2021 at 11:33:03AM -0500, Johannes Weiner wrote:
> There are two functions to flush the per-cpu data of an lruvec into
> the rest of the cgroup tree: when the cgroup is being freed, and when
> a CPU disappears during hotplug. The difference is whether all CPUs or
> just one is being collected, but the rest of the flushing code is the
> same. Merge them into one function and share the common code.
> Signed-off-by: Johannes Weiner <>
> Reviewed-by: Shakeel Butt <>
> Acked-by: Michal Hocko <>

Acked-by: Roman Gushchin <>


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