Re: [PATCH] memcg: remove pcp_counter_lock

[Johannes Weiner]

On Tue, Sep 22, 2015 at 07:41:46PM -0700, Greg Thelen wrote:
> Commit 733a572e66d2 ("memcg: make mem_cgroup_read_{stat|event}() iterate
> possible cpus instead of online") removed the last use of the per memcg
> pcp_counter_lock but forgot to remove the variable.
> 
> Kill the vestigial variable.
> 
> Signed-off-by: Greg Thelen <gthelen@xxxxxxxxxx>

Acked-by: Johannes Weiner <hannes@xxxxxxxxxxx>
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