Date: Fri, 26 Feb 2010 09:04:56 -0600 (CST)
From: Christoph Lameter <cl@linux-foundation.org>
To: Andi Kleen <andi@firstfloor.org>
cc: David Rientjes <rientjes@google.com>,
       Pekka Enberg <penberg@cs.helsinki.fi>, Nick Piggin <npiggin@suse.de>,
       linux-kernel@vger.kernel.org, linux-mm@kvack.org, haicheng.li@intel.com,
       KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Subject: Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
In-Reply-To: <20100226114136.GA16335@basil.fritz.box>
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On Fri, 26 Feb 2010, Andi Kleen wrote:

> Memory hotplug with node add never quite worked on x86 before,
> for various reasons not related to slab.

Ok but why did things break in such a big way?

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