linux-kernel - Re: [ 3.8.y.z extended stable ] Patch "memcg, kmem: fix reference count handling on the error path" has been added to staging queue

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Date:	Tue, 16 Jul 2013 17:45:48 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Kamal Mostafa <kamal@...onical.com>
Cc:	Michal Hocko <mhocko@...e.cz>, Li Zefan <lizefan@...wei.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Hugh Dickins <hughd@...gle.com>, Tejun Heo <tj@...nel.org>,
	Glauber Costa <glommer@...nvz.org>,
	Johannes Weiner <hannes@...xchg.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	kernel-team@...ts.ubuntu.com, stable@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [ 3.8.y.z extended stable ] Patch
 "memcg, kmem: fix reference count handling on the error path" has been
 added to staging queue

On Tue, 16 Jul 2013 16:40:09 -0700 Kamal Mostafa <kamal@...onical.com> wrote:

> On Tue, 2013-07-16 at 16:06 -0700, Andrew Morton wrote:
> > On Tue, 16 Jul 2013 15:54:02 -0700 Kamal Mostafa <kamal@...onical.com> wrote:
> > 
> > > This is a note to let you know that I have just added a patch titled
> > > 
> > >     memcg, kmem: fix reference count handling on the error path
> > > 
> > > to the linux-3.8.y-queue branch of the 3.8.y.z extended stable tree 
> > > which can be found at:
> > 
> > hm, why.
> 
> Because it said "Cc: <stable@...r.kernel.org> [3.8]", making me think
> the author specifically wanted it to be applied to 3.8-stable.

Damn, so it did, sorry.  Your version removed that line.

I don't know why I did that - afaict problems can only occur when
kmalloc(GFP_KERNEL) fails, and that's exceedingly unlikely.

> > Now, I will freely admit that I may have made a mistake.  But please be
> > aware that you are taking a path which I have already considered and
> > rejected.  So a little extra care is warranted for akpm patches, please.
> 
> I'll try to watch out for them.

Thanks.
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