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Date: Tue, 27 Nov 2007 10:16:39 -0800 (PST)
From: Christoph Lameter <clameter@sgi.com>
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To: Kumar Gala <galak@kernel.crashing.org>
cc: akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
       Paul Mackerras <paulus@samba.org>
Subject: Re: [patch 11/14] Powerpc: Use generic per cpu
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On Tue, 27 Nov 2007, Kumar Gala wrote:

> > Index: linux-2.6/include/asm-powerpc/percpu.h
> > ===================================================================
> > --- linux-2.6.orig/include/asm-powerpc/percpu.h	2007-11-24
> > 10:27:31.088350556 -0800
> > +++ linux-2.6/include/asm-powerpc/percpu.h	2007-11-24 10:29:20.752350757
> > -0800
> > @@ -16,25 +16,6 @@
> > #define __my_cpu_offset() get_paca()->data_offset
> > #define per_cpu_offset(x) (__per_cpu_offset(x))
> 
> This concerns me.  paca doesn't exist on all PPC platforms.

I wonder why the current code is working then.