From: Rik van Riel <riel@redhat.com>
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
Subject: Re: [PATCH v3 2/3] fix hugetlb memory check in vma_dump_size()
Date: Wed, 03 Apr 2013 15:22:51 -0400 [thread overview]
Message-ID: <515C818B.5070700@redhat.com> (raw)
In-Reply-To: <1365014138-19589-3-git-send-email-n-horiguchi@ah.jp.nec.com>
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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WARNING: multiple messages have this Message-ID (diff)
From: Rik van Riel <riel@redhat.com>
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
Subject: Re: [PATCH v3 2/3] fix hugetlb memory check in vma_dump_size()
Date: Wed, 03 Apr 2013 15:22:51 -0400 [thread overview]
Message-ID: <515C818B.5070700@redhat.com> (raw)
In-Reply-To: <1365014138-19589-3-git-send-email-n-horiguchi@ah.jp.nec.com>
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>
next prev parent reply other threads:[~2013-04-03 19:24 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-03 18:35 [PATCH v3 0/3] fix hugepage coredump Naoya Horiguchi
2013-04-03 18:35 ` Naoya Horiguchi
2013-04-03 18:35 ` [PATCH v3 1/3] hugetlbfs: stop setting VM_DONTDUMP in initializing vma(VM_HUGETLB) Naoya Horiguchi
2013-04-03 18:35 ` Naoya Horiguchi
2013-04-03 19:20 ` Rik van Riel
2013-04-03 19:20 ` Rik van Riel
2013-04-05 18:32 ` KOSAKI Motohiro
2013-04-05 18:32 ` KOSAKI Motohiro
2013-04-05 18:40 ` Naoya Horiguchi
2013-04-05 18:40 ` Naoya Horiguchi
2013-04-03 18:35 ` [PATCH v3 2/3] fix hugetlb memory check in vma_dump_size() Naoya Horiguchi
2013-04-03 18:35 ` Naoya Horiguchi
2013-04-03 19:22 ` Rik van Riel [this message]
2013-04-03 19:22 ` Rik van Riel
2013-04-03 21:14 ` Michal Hocko
2013-04-03 21:14 ` Michal Hocko
2013-04-04 0:42 ` HATAYAMA Daisuke
2013-04-04 0:42 ` HATAYAMA Daisuke
2013-04-05 18:33 ` KOSAKI Motohiro
2013-04-05 18:33 ` KOSAKI Motohiro
2013-04-03 18:35 ` [PATCH v3 3/3] hugetlbfs: add swap entry check in follow_hugetlb_page() Naoya Horiguchi
2013-04-03 18:35 ` Naoya Horiguchi
2013-04-03 20:01 ` Rik van Riel
2013-04-03 20:01 ` Rik van Riel
2013-04-05 18:59 ` KOSAKI Motohiro
2013-04-05 18:59 ` KOSAKI Motohiro
2013-04-08 19:27 ` Naoya Horiguchi
2013-04-08 19:27 ` Naoya Horiguchi
2013-04-08 20:57 ` KOSAKI Motohiro
2013-04-08 20:57 ` KOSAKI Motohiro
2013-04-09 22:00 ` Naoya Horiguchi
2013-04-09 22:00 ` Naoya Horiguchi
2013-04-10 1:53 ` KOSAKI Motohiro
2013-04-10 1:53 ` KOSAKI Motohiro
2013-04-10 8:07 ` Michal Hocko
2013-04-10 8:07 ` Michal Hocko
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