Re: [Qemu-devel] Cubietruck: cannot create KVM guests: "kvm_init_vcpu failed: Invalid argument"

[Dr. David Alan Gilbert]

* Peter Maydell (address@hidden) wrote:
> On 9 December 2014 at 11:25, Richard W.M. Jones <address@hidden> wrote:
> > I really think that qemu should just "do the right thing" though.
> 
> Tricky, because you have to use the same CPU as the host if
> you want to use KVM

That's an unusally strict requirement; is there no concept
of a common subset that will work on multiple CPUs?

Is that still true for v8? I can see it making it tricky for users
with piles of newer/older hosts.

Dave

> and that conflicts with wanting to do the
> same thing on all host platforms for a given set of command line
> options. If you have some concrete suggestions for improving
> things that don't break backwards-compatibility I'm happy to
> hear them, though.
> 
> -- PMM
> 
--
Dr. David Alan Gilbert / address@hidden / Manchester, UK