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Date: Mon, 26 Dec 2011 16:00:41 +0900 From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com> To: Hillf Danton <dhillf@...il.com> Cc: Michal Hocko <mhocko@...e.cz>, linux-mm@...ck.org, LKML <linux-kernel@...r.kernel.org>, Andrew Morton <akpm@...ux-foundation.org> Subject: Re: [PATCH] mm: hugetlb: undo change to page mapcount in fault handler On Fri, 23 Dec 2011 21:00:41 +0800 Hillf Danton <dhillf@...il.com> wrote: > On Fri, Dec 23, 2011 at 12:36 AM, Michal Hocko <mhocko@...e.cz> wrote: > > > > The changelog is rather cryptic. What about something like: > > > > It is included in the following version, thanks. > > ===CUT HERE=== > From: Hillf Danton <dhillf@...il.com> > 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 <dhillf@...il.com> > Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com> > Cc: Andrew Morton <akpm@...ux-foundation.org> > Reviewed-by: Michal Hocko <mhocko@...e.cz> Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com> -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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