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Date: Wed, 03 Apr 2013 15:22:51 -0400
From: Rik van Riel <riel@redhat.com>
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Subject: Re: [PATCH v3 2/3] fix hugetlb memory check in vma_dump_size()
References: <1365014138-19589-1-git-send-email-n-horiguchi@ah.jp.nec.com> <1365014138-19589-3-git-send-email-n-horiguchi@ah.jp.nec.com>
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To: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Cc: Andrew Morton <akpm@linux-foundation.org>, Mel Gorman <mgorman@suse.de>, Hugh Dickins <hughd@google.com>, KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>, Konstantin Khlebnikov <khlebnikov@openvz.org>, Michal Hocko <mhocko@suse.cz>, HATAYAMA Daisuke <d.hatayama@jp.fujitsu.com>, linux-mm@kvack.org, linux-kernel@vger.kernel.org

On 04/03/2013 02:35 PM, Naoya Horiguchi wrote:
> Documentation/filesystems/proc.txt says about coredump_filter bitmask,
>
>    Note bit 0-4 doesn't effect any hugetlb memory. hugetlb memory are only
>    effected by bit 5-6.
>
> However current code can go into the subsequent flag checks of bit 0-4
> for vma(VM_HUGETLB). So this patch inserts 'return' and makes it work
> as written in the document.
>
> Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
> Cc: stable@vger.kernel.org

Reviewed-by: Rik van Riel <riel@redhat.com>

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