On Tue, 29 Mar 2011 11:47:51 +0200
Alexander Graf <[email protected]> wrote:
> On 28.03.2011, at 21:25, Scott Wood wrote:
>
> > @@ -344,10 +345,19 @@ int kvmppc_handle_exit(struct kvm_run *run, struct
> > kvm_vcpu *vcpu,
> > r = RESUME_GUEST;
> > break;
> >
> > - case BOOKE_INTERRUPT_SPE_UNAVAIL:
> > - kvmppc_booke_queue_irqprio(vcpu, BOOKE_IRQPRIO_SPE_UNAVAIL);
> > +#ifdef CONFIG_SPE
> > + case BOOKE_INTERRUPT_SPE_UNAVAIL: {
>
> This means that on non-SPE enabled host kernels you'll get a KVM fatal error
> when the guest triggers SPE_UNAVAIL, as the exit simply isn't handled and
> triggers:
>
> default:
> printk(KERN_EMERG "exit_nr %d\n", exit_nr);
> BUG();
Right, thanks for spotting -- will have it send an illegal instruction trap
to the guest in that case.
-Scott
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