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Message-ID: <Pine.LNX.4.64.0705080906290.8722@schroedinger.engr.sgi.com>
Date: Tue, 8 May 2007 09:07:03 -0700 (PDT)
From: Christoph Lameter <clameter@....com>
To: Andy Whitcroft <apw@...dowen.org>
cc: Andrew Morton <akpm@...ux-foundation.org>,
linux-kernel@...r.kernel.org
Subject: Re: 2.6.21-mm1
On Tue, 8 May 2007, Andy Whitcroft wrote:
> The SLUB code introduces the config segment below to stop SLUB being
> used on powerpc:
>
> config ARCH_USES_SLAB_PAGE_STRUCT
> bool
> default y
> depends on SPLIT_PTLOCK_CPUS <= NR_CPUS
>
> However as far as I can kconfig has no support for operators other than
> ==, !=, &&, and ||. Who can say why we do not get an error.
>
> Cirtainly in my testing this simply never triggers and bad kernels result.
>
> Thoughts?
Get rid of the whole patch as soon as possible? It seems that PPC work is
in progress to make SLUB work in all configurations.
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