Re: [kvm-devel] [Qemu-devel] expose host CPU features to guests: Take 3

[Avi Kivity]

Paul Brook wrote:
> > Indeed for regular qemu this is useless.  But it is useful for kqemu
> > (for which there is support in mainline qemu), and for kvm (which we
> > hope to merge one day).
> >     
>
> And, as discussed before, it should be asking the hypervisor what features it 
> supports instead of trying to guess from the cpuid output.
>   

Agreed.

--
Any sufficiently difficult bug is indistinguishable from a feature.