Re: [PATCH 5/12] memcg make page_cgroup->flags atomic

[Balbir Singh]

KAMEZAWA Hiroyuki wrote:
> This patch makes page_cgroup->flags to be atomic_ops and define
> functions (and macros) to access it.
> 
> This patch itself makes memcg slow but this patch's final purpose is 
> to remove lock_page_cgroup() and allowing fast access to page_cgroup.
> (And total performance will increase after all patches applied.)
> 

Looks good to me

Acked-by: Balbir Singh <balbir@xxxxxxxxxxxxxxxxxx>
provided we push in the lockless ones too :)

-- 
	Balbir
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