| Message ID | 20200224114107.4646-36-borntraeger@de.ibm.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | KVM: s390: Add support for protected VMs | expand |
On Mon, 24 Feb 2020 06:41:06 -0500 Christian Borntraeger <borntraeger@de.ibm.com> wrote: > Now that everything is in place, we can announce the feature. > > Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> > Reviewed-by: David Hildenbrand <david@redhat.com> > --- > arch/s390/kvm/kvm-s390.c | 3 +++ > include/uapi/linux/kvm.h | 1 + > 2 files changed, 4 insertions(+) Reviewed-by: Cornelia Huck <cohuck@redhat.com>
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c index 192c2e122b19..cc96826195c1 100644 --- a/arch/s390/kvm/kvm-s390.c +++ b/arch/s390/kvm/kvm-s390.c @@ -574,6 +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; default: r = 0; } diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h index 2c354ba3a610..2ab168d6d2a8 100644 --- a/include/uapi/linux/kvm.h +++ b/include/uapi/linux/kvm.h @@ -1015,6 +1015,7 @@ struct kvm_ppc_resize_hpt { #define KVM_CAP_ARM_NISV_TO_USER 177 #define KVM_CAP_ARM_INJECT_EXT_DABT 178 #define KVM_CAP_S390_VCPU_RESETS 179 +#define KVM_CAP_S390_PROTECTED 180 #ifdef KVM_CAP_IRQ_ROUTING