On Mon, Aug 15, 2016 at 07:50:59PM +0200, Radim Krčmář wrote: [...] > +static void kvm_clear_invalid_cpuid(struct kvm_vcpu *vcpu) > +{ > + struct kvm *kvm = vcpu->kvm; > + struct kvm_cpuid_entry2 *best; > + > + if (!kvm->clear_invalid_cpuid) > + return; > + > + best = kvm_find_cpuid_entry(vcpu, 1, 0); > + if (best && !lapic_in_kernel(vcpu)) > + best->ecx &= ~F(X2APIC); Isn't it possible to implement x2apic support in userspace APIC using the current KVM interfaces? -- Eduardo -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html