From: Greg KH <gregkh@linuxfoundation.org>
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>,
Rik van Riel <riel@redhat.com>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
stable@vger.kernel.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org,
Konstantin Khlebnikov <khlebnikov@openvz.org>
Subject: Re: [PATCH 1/2] hugetlbfs: stop setting VM_DONTDUMP in initializing vma(VM_HUGETLB)
Date: Thu, 28 Mar 2013 08:51:09 -0700 [thread overview]
Message-ID: <20130328155109.GA13075@kroah.com> (raw)
In-Reply-To: <1364485358-8745-2-git-send-email-n-horiguchi@ah.jp.nec.com>
On Thu, Mar 28, 2013 at 11:42:37AM -0400, Naoya Horiguchi wrote:
> Currently we fail to include any data on hugepages into coredump,
> because VM_DONTDUMP is set on hugetlbfs's vma. This behavior was recently
> introduced by commit 314e51b98 "mm: kill vma flag VM_RESERVED and
> mm->reserved_vm counter". This looks to me a serious regression,
> so let's fix it.
>
> Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
> Cc: Konstantin Khlebnikov <khlebnikov@openvz.org>
> ---
> fs/hugetlbfs/inode.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
<formletter>
This is not the correct way to submit patches for inclusion in the
stable kernel tree. Please read Documentation/stable_kernel_rules.txt
for how to do this properly.
</formletter>
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WARNING: multiple messages have this Message-ID (diff)
From: Greg KH <gregkh@linuxfoundation.org>
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>,
Rik van Riel <riel@redhat.com>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
stable@vger.kernel.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org,
Konstantin Khlebnikov <khlebnikov@openvz.org>
Subject: Re: [PATCH 1/2] hugetlbfs: stop setting VM_DONTDUMP in initializing vma(VM_HUGETLB)
Date: Thu, 28 Mar 2013 08:51:09 -0700 [thread overview]
Message-ID: <20130328155109.GA13075@kroah.com> (raw)
In-Reply-To: <1364485358-8745-2-git-send-email-n-horiguchi@ah.jp.nec.com>
On Thu, Mar 28, 2013 at 11:42:37AM -0400, Naoya Horiguchi wrote:
> Currently we fail to include any data on hugepages into coredump,
> because VM_DONTDUMP is set on hugetlbfs's vma. This behavior was recently
> introduced by commit 314e51b98 "mm: kill vma flag VM_RESERVED and
> mm->reserved_vm counter". This looks to me a serious regression,
> so let's fix it.
>
> Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
> Cc: Konstantin Khlebnikov <khlebnikov@openvz.org>
> ---
> fs/hugetlbfs/inode.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
<formletter>
This is not the correct way to submit patches for inclusion in the
stable kernel tree. Please read Documentation/stable_kernel_rules.txt
for how to do this properly.
</formletter>
next prev parent reply other threads:[~2013-03-28 15:51 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-28 15:42 [PATCH 0/2] fix hugepage coredump Naoya Horiguchi
2013-03-28 15:42 ` [PATCH 1/2] hugetlbfs: stop setting VM_DONTDUMP in initializing vma(VM_HUGETLB) Naoya Horiguchi
2013-03-28 15:42 ` Naoya Horiguchi
2013-03-28 15:51 ` Greg KH [this message]
2013-03-28 15:51 ` Greg KH
2013-03-28 16:04 ` Naoya Horiguchi
2013-03-28 16:04 ` Naoya Horiguchi
2013-03-28 19:39 ` Ben Hutchings
2013-03-28 19:39 ` Ben Hutchings
2013-03-28 19:47 ` Naoya Horiguchi
2013-03-28 19:47 ` Naoya Horiguchi
2013-03-28 17:03 ` Konstantin Khlebnikov
2013-03-28 17:03 ` Konstantin Khlebnikov
2013-03-28 18:29 ` Naoya Horiguchi
2013-03-28 18:29 ` Naoya Horiguchi
2013-03-29 5:30 ` Konstantin Khlebnikov
2013-03-29 5:30 ` Konstantin Khlebnikov
2013-03-29 12:09 ` Konstantin Khlebnikov
2013-03-29 12:09 ` Konstantin Khlebnikov
2013-03-29 16:59 ` Naoya Horiguchi
2013-03-29 16:59 ` Naoya Horiguchi
2013-03-29 13:47 ` Michal Hocko
2013-03-29 13:47 ` Michal Hocko
2013-03-28 15:42 ` [PATCH 2/2] hugetlbfs: add swap entry check in follow_hugetlb_page() Naoya Horiguchi
2013-03-28 15:42 ` Naoya Horiguchi
2013-03-29 13:57 ` Michal Hocko
2013-03-29 13:57 ` Michal Hocko
2013-03-29 17:23 ` Naoya Horiguchi
2013-03-29 17:23 ` Naoya Horiguchi
2013-04-02 9:24 ` Michal Hocko
2013-04-02 9:24 ` Michal Hocko
2013-04-02 14:35 ` Naoya Horiguchi
2013-04-02 14:35 ` Naoya Horiguchi
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