Re: [Qemu-devel] Re: SVM emulation: EVENTINJ marked valid when a pagefault happens while issuing a software interrupt

[Jamie Lokier]

Roedel, Joerg wrote:
> On Fri, May 28, 2010 at 02:10:59AM -0400, Jan Kiszka wrote:
> > Erik van der Kouwe wrote:
> 
> > > In my experience, if I provide the -enable-kvm switch then the guest VMM
> > > never detects the presence of virtualization support. Does this only
> > > work on AMD hardware? Or do I need to supply some additional parameter
> > > to make it work?
> > 
> > Yes, forgot to mention: -enable-nesting, and you need qemu-kvm. This
> > feature hasn't been merged upstream yet.
> 
> And the svm-emulation is only available on AMD hardware.

I assume you mean nested SVM emulation in a KVM guest is only
available on real AMD hardware?

Is this due to something inherent, or just a limitation of the KVM
code not handling all the necessary traps in kvm-intel?

Thanks,
-- Jamie