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Date:	Mon, 26 Dec 2011 16:00:41 +0900
From:	KAMEZAWA Hiroyuki <>
To:	Hillf Danton <>
Cc:	Michal Hocko <>,,
	LKML <>,
	Andrew Morton <>
Subject: Re: [PATCH] mm: hugetlb: undo change to page mapcount in fault

On Fri, 23 Dec 2011 21:00:41 +0800
Hillf Danton <> wrote:

> On Fri, Dec 23, 2011 at 12:36 AM, Michal Hocko <> wrote:
> >
> > The changelog is rather cryptic. What about something like:
> >
> It is included in the following version, thanks.
> ===CUT HERE===
> From: Hillf Danton <>
> Subject: [PATCH] mm: hugetlb: undo change to page mapcount in fault handler
> Page mapcount should be updated only if we are sure that the page ends
> up in the page table otherwise we would leak if we couldn't COW due to
> reservations or if idx is out of bounds.
> Signed-off-by: Hillf Danton <>
> Cc: KAMEZAWA Hiroyuki <>
> Cc: Andrew Morton <>
> Reviewed-by: Michal Hocko <>

Acked-by: KAMEZAWA Hiroyuki <>

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