Allow debug kernels for ppc64

[Josh Boyer]

On Tue, Oct 21, 2008 at 12:59:02PM -0400, Dave Jones wrote:
>On Tue, Oct 21, 2008 at 08:57:27AM -0400, Josh Boyer wrote:
> > While I'm certainly not advocating for building them normally,
> > it would be handy to actually be able to build a debug kernel
> > for ppc64 from time to time.  I had to make the following
> > changes for this to work (outside of adding ppc64 to the arch
> > list for debug kernels in kernel.spec).
> > 
> > Anyone have a problem with me committing this?
>
>That bit is fine, as it won't build it without the specfile fragment.
>If the ppc64 builders weren't so damned slow, I'd have no problem
>with enabling it along with the x86 ones.

Well, I built one today and it oopsed on boot.  Big surprise.  Anyway,
I'll commit the Makefile bit and whittle away at making a usable config
as I have time.

josh