Subject: Re: [PATCH 2/2] powerpc: Make context bits depend on virtual addr size.

From: Benjamin Herrenschmidt <[email-masked]>
Date: Wed, 13 Feb 2013 14:46:51 +1100

On Wed, 2013-02-13 at 08:54 +0530, Aneesh Kumar K.V wrote:
> > A compile option ? Really ? Ugh...
> 
> I actually wanted that to be done in Kconfig.cputype, but haven't found
> a nice way to do it. Considering we are switching between only two
> values, I was thinking an #ifdef would work.

No, we want to support all those processor types from a single kernel image.

Ben.