On Tue, Sep 22, 2026 at 09:49:18AM -0700, Oliver Upton wrote:
> Hi Lorenzo,
>
> On Tue, Sep 22, 2026 at 03:17:55PM +0100, Lorenzo Stoakes (ARM) wrote:
> > +bool __weak kvm_arch_vcpu_allow_pre_fault_memory(struct kvm_vcpu *vcpu)
> > +{
> > + return true;
> > +}
> > +
> > void kvm_vcpu_on_spin(struct kvm_vcpu *me, bool yield_to_kernel_mode)
> > {
> > int nr_vcpus, start, i, idx, yielded;
> > @@ -4365,6 +4370,9 @@ static int kvm_vcpu_pre_fault_memory(struct kvm_vcpu
> > *vcpu,
> > range->gpa + range->size <= range->gpa)
> > return -EINVAL;
> >
> > + if (!kvm_arch_vcpu_allow_pre_fault_memory(vcpu))
> > + return -ENOEXEC;
> > +
>
> nit: it'd be better to let the arch hook return an error of its choosing
> but in reality this is only going to be used by arm64.
>
> Not worth a respin on its own though.
Ack will fix up if there's a respin for something else!
>
> Thanks,
> Oliver
--
Cheers, Lorenzo
