Re: [patch 11/14] Powerpc: Use generic per cpu

[Paul Mackerras]

Christoph Lameter writes:
> 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.

Did you try both 32-bit (CONFIG_64BIT=n) and 64-bit (CONFIG_64BIT=y)
configurations?  The paca only exists in 64-bit kernels.

Paul.
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