Re: [PATCH -V9 14/15] hugetlb/cgroup: migrate hugetlb cgroup infofrom oldpage to new page during migration

From: Kamezawa Hiroyuki
Date: Thu Jun 14 2012 - 00:15:18 EST


(2012/06/13 19:27), Aneesh Kumar K.V wrote:
> From: "Aneesh Kumar K.V"<aneesh.kumar@xxxxxxxxxxxxxxxxxx>
>
> With HugeTLB pages, hugetlb cgroup is uncharged in compound page destructor. Since
> we are holding a hugepage reference, we can be sure that old page won't
> get uncharged till the last put_page().
>
> Signed-off-by: Aneesh Kumar K.V<aneesh.kumar@xxxxxxxxxxxxxxxxxx>

Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>

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