| Message ID | 20200220104020.5343-38-borntraeger@de.ibm.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | KVM: s390: Add support for protected VMs | expand |
On 20.02.20 11:40, Christian Borntraeger wrote: > Now that everything is in place, we can announce the feature. > > Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> > --- > arch/s390/kvm/kvm-s390.c | 3 +++ > include/uapi/linux/kvm.h | 1 + > 2 files changed, 4 insertions(+) > > diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c > index d79ccd34b5cb..e5f823840c29 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 60efbbc86209..2551de8bec57 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 Reviewed-by: David Hildenbrand <david@redhat.com>
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c index d79ccd34b5cb..e5f823840c29 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 60efbbc86209..2551de8bec57 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
Now that everything is in place, we can announce the feature. Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> --- arch/s390/kvm/kvm-s390.c | 3 +++ include/uapi/linux/kvm.h | 1 + 2 files changed, 4 insertions(+)