Re: i686 quirk for AMD Geode

Alan Cox
2009-11-10T17:23:51Z

On Tue, 10 Nov 2009 09:08:20 -0800
"H. Peter Anvin" <hpa@zytor.com> wrote:

> On 11/10/2009 02:56 AM, Alan Cox wrote:
> >> In theory yes. There would need to be a bit of work to disassociate it
> >> from kvm, but nothing too difficult.
> >
> > For the tiny cases that actually matter using the KVM code appears a bit
> > over the top.
>
> In the short term, yes, of course. However, if we're going to do
> emulation, we might as well do it right.

Why is using KVM doing it right ? It sounds like its doing it slowly,
and hideously memory inefficiently. You are solving an uninteresting
general case problem when you just need two tiny fixups (or perhaps 3 if
you want to fix up early x86-64 prefetch)