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 1/3] hugetlbfs: stop setting VM_DONTDUMP in initializing vma(VM_HUGETLB)
Date: Wed, 03 Apr 2013 15:20:11 -0400 [thread overview]
Message-ID: <515C80EB.8070801@redhat.com> (raw)
In-Reply-To: <1365014138-19589-2-git-send-email-n-horiguchi@ah.jp.nec.com>
On 04/03/2013 02:35 PM, 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.
>
> ChangeLog v3:
> - move 'return 0' into a separate patch
>
> ChangeLog v2:
> - add 'return 0' in hugepage memory check
>
> Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
> Acked-by: Konstantin Khlebnikov <khlebnikov@openvz.org>
> Acked-by: Michal Hocko <mhocko@suse.cz>
> Cc: stable@vger.kernel.org
Reviewed-by: Rik van Riel <riel@redhat.com>
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
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 1/3] hugetlbfs: stop setting VM_DONTDUMP in initializing vma(VM_HUGETLB)
Date: Wed, 03 Apr 2013 15:20:11 -0400 [thread overview]
Message-ID: <515C80EB.8070801@redhat.com> (raw)
In-Reply-To: <1365014138-19589-2-git-send-email-n-horiguchi@ah.jp.nec.com>
On 04/03/2013 02:35 PM, 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.
>
> ChangeLog v3:
> - move 'return 0' into a separate patch
>
> ChangeLog v2:
> - add 'return 0' in hugepage memory check
>
> Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
> Acked-by: Konstantin Khlebnikov <khlebnikov@openvz.org>
> Acked-by: Michal Hocko <mhocko@suse.cz>
> Cc: stable@vger.kernel.org
Reviewed-by: Rik van Riel <riel@redhat.com>
next prev parent reply other threads:[~2013-04-03 19:21 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 [this message]
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
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
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=515C80EB.8070801@redhat.com \
--to=riel@redhat.com \
--cc=akpm@linux-foundation.org \
--cc=d.hatayama@jp.fujitsu.com \
--cc=hughd@google.com \
--cc=khlebnikov@openvz.org \
--cc=kosaki.motohiro@jp.fujitsu.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=mgorman@suse.de \
--cc=mhocko@suse.cz \
--cc=n-horiguchi@ah.jp.nec.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.