linux-kernel - Re: [PATCH 0/6][resend] mempolicy memory corruption fixlet

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Message-ID: <CA+5PVA7YejzbWDEpX=gj8s2QAQtgoxyNUUa5HhGtVGY+2BHqRA@mail.gmail.com>
Date:	Wed, 15 Aug 2012 07:40:46 -0400
From:	Josh Boyer <jwboyer@...il.com>
To:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
Cc:	kosaki.motohiro@...il.com, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org, akpm@...gle.com, davej@...hat.com,
	mgorman@...e.de, cl@...ux.com, stable@...r.kernel.org
Subject: Re: [PATCH 0/6][resend] mempolicy memory corruption fixlet

On Mon, Aug 6, 2012 at 3:32 PM, KOSAKI Motohiro
<kosaki.motohiro@...fujitsu.com> wrote:
> On 7/31/2012 8:33 AM, Josh Boyer wrote:
>> On Mon, Jun 11, 2012 at 5:17 AM,  <kosaki.motohiro@...il.com> wrote:
>>> From: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
>>>
>>> Hi
>>>
>>> This is trivial fixes of mempolicy meory corruption issues. There
>>> are independent patches each ather. and, they don't change userland
>>> ABIs.
>>>
>>> Thanks.
>>>
>>> changes from v1: fix some typo of changelogs s.
>>>
>>> -----------------------------------------------
>>> KOSAKI Motohiro (6):
>>>   Revert "mm: mempolicy: Let vma_merge and vma_split handle
>>>     vma->vm_policy linkages"
>>>   mempolicy: Kill all mempolicy sharing
>>>   mempolicy: fix a race in shared_policy_replace()
>>>   mempolicy: fix refcount leak in mpol_set_shared_policy()
>>>   mempolicy: fix a memory corruption by refcount imbalance in
>>>     alloc_pages_vma()
>>>   MAINTAINERS: Added MEMPOLICY entry
>>>
>>>  MAINTAINERS    |    7 +++
>>>  mm/mempolicy.c |  151 ++++++++++++++++++++++++++++++++++++++++----------------
>>>  mm/shmem.c     |    9 ++--
>>>  3 files changed, 120 insertions(+), 47 deletions(-)
>>
>> I don't see these patches queued anywhere.  They aren't in linux-next,
>> mmotm, or Linus' tree.  Did these get dropped?  Is the revert still
>> needed?
>
> Sorry. my fault. yes, it is needed. currently, Some LTP was fail since
> Mel's "mm: mempolicy: Let vma_merge and vma_split handle vma->vm_policy linkages" patch.

The series still isn't queued anywhere.  Are you planning on resending
it again, or should it get picked up in a particular tree?

josh
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