On 18.02.20 10:56, David Hildenbrand wrote: > On 18.02.20 09:39, Christian Borntraeger wrote: >> @@ -571,6 +574,9 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) >> case KVM_CAP_S390_BPB: >> r = test_facility(82); >> break; >> + case KVM_CAP_S390_PROTECTED: >> + r = is_prot_virt_host(); >> + break; > > FWIW, the clean thing to do is to enable the capability only after all > features have been implemented, so as the very last patch. > Ack.
