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

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Message-ID: <20100222202019.GD15778@basil.fritz.box>
Date:	Mon, 22 Feb 2010 21:20:19 +0100
From:	Andi Kleen <andi@...stfloor.org>
To:	Pekka Enberg <penberg@...helsinki.fi>
Cc:	Andi Kleen <andi@...stfloor.org>,
	Christoph Lameter <cl@...ux-foundation.org>,
	Nick Piggin <npiggin@...e.de>, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org, haicheng.li@...el.com, rientjes@...gle.com
Subject: Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap

On Mon, Feb 22, 2010 at 06:11:03PM +0200, Pekka Enberg wrote:
> Andi Kleen wrote:
>> On Mon, Feb 22, 2010 at 12:53:27PM +0200, Pekka Enberg wrote:
>>> Andi Kleen kirjoitti:
>>>> On Fri, Feb 19, 2010 at 12:22:58PM -0600, Christoph Lameter wrote:
>>>>> On Mon, 15 Feb 2010, Nick Piggin wrote:
>>>>>
>>>>>> I'm just worried there is still an underlying problem here.
>>>>> So am I. What caused the breakage that requires this patchset?
>>>> Memory hotadd with a new node being onlined.
>>> So can you post the oops, please? Right now I am looking at zapping the 
>>
>> I can't post the oops from a pre-release system.
>>
>>> series from slab.git due to NAKs from both Christoph and Nick.
>>
>> Huh? They just complained about the patch, not the whole series.
>> I don't understand how that could prompt you to drop the whole series.
>
> Yeah, I meant the non-ACK'd patches. Sorry for the confusion.

Ok it's fine for me to drop that patch for now. I'll try to reproduce
that oops and if I can't then it might be just not needed.

-Andi

-- 
ak@...ux.intel.com -- Speaking for myself only.
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