linux-kernel - Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache

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Message-ID: <84144f021002260435l6de50c0enb3fcc0c8b45d9f20@mail.gmail.com>
Date:	Fri, 26 Feb 2010 14:35:24 +0200
From:	Pekka Enberg <penberg@...helsinki.fi>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	Christoph Lameter <cl@...ux-foundation.org>,
	David Rientjes <rientjes@...gle.com>,
	Nick Piggin <npiggin@...e.de>, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org, haicheng.li@...el.com,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
Subject: Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap

On Fri, Feb 26, 2010 at 1:43 PM, Andi Kleen <andi@...stfloor.org> wrote:
> On Fri, Feb 26, 2010 at 12:45:02PM +0200, Pekka Enberg wrote:
>> Christoph Lameter kirjoitti:
>>>> kmalloc_node() in generic kernel code.  All that is done under
>>>> MEM_GOING_ONLINE and not MEM_ONLINE, which is why I suggest the first and
>>>> fourth patch in this series may not be necessary if we prevent setting the
>>>> bit in the nodemask or building the zonelists until the slab nodelists are
>>>> ready.
>>>
>>> That sounds good.
>>
>> Andi?
>
> Well if Christoph wants to submit a better patch that is tested and solves
> the problems he can do that.

Sure.

> if he doesn't then I think my patch kit which has been tested
> is the best alternative currently.

So do you expect me to merge your patches over his objections?

                         Pekka
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