linux-kernel - Re: [PATCH -mm] slub: fix cpu hotplug offline/online path

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Message-ID: <84144f020710091202u6b617b0ep81759d6a2696614b@mail.gmail.com>
Date:	Tue, 9 Oct 2007 22:02:57 +0300
From:	"Pekka Enberg" <penberg@...helsinki.fi>
To:	"Christoph Lameter" <clameter@....com>
Cc:	"Akinobu Mita" <akinobu.mita@...il.com>,
	linux-kernel@...r.kernel.org,
	"Andrew Morton" <akpm@...ux-foundation.org>
Subject: Re: [PATCH -mm] slub: fix cpu hotplug offline/online path

Hi Christoph,

On 10/9/07, Christoph Lameter <clameter@....com> wrote:
> Our system come by default with the possibility of 1k cpus. However, a
> small system may only have 8 cpus.

Maybe I am reading the code wrong, but I don't why that matters as
it's all statically allocated anyway (the per-cpu kmem_cache_cpu
array). In any case, I certainly don't object to your proposal, just
can't figure out why it matters.

                                   Pekka
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