Re: [PATCH 00/23] Add KVM support for PPC64 (970) hosts

[Benjamin Herrenschmidt <benh@kernel.crashing.org>]

On Wed, 2009-07-08 at 14:29 +0200, Alexander Graf wrote:
> 
> 
> 
> On 08.07.2009, at 13:10, Benjamin Herrenschmidt <benh@kernel.crashing.org 
>  > wrote:
> 
> > On Wed, 2009-07-08 at 10:28 +0200, Alexander Graf wrote:
> >
> >> What about userspace applications that use dcbz?
> >
> > That's generally the killer... but then, MOL was only ever implemented
> > on ppc32 so we never had the problem.
> >
> >> But to run Mac OS X we first have to fix quite a lot of qemu stuff
> >> anyways ;-). It might also make sense to only run osx in PPC32 mode,
> >> as the PPC64 one doesn't add that much value.
> >
> > Yeah :-) We can pick stuff from MOL if we want to though, as it was  
> > all
> > GPL.
> 
> Thinking about it again, why did MOL never get upstream? :)

No real need to. We had a few tweaks in the kernel to make it happy but
it was a moving target for a while, and so it was felt easier to keep
the MOL kernel module and userspace together in a separate package.

Cheers,
Ben.