KVM: x86/xen: advertize the KVM_XEN_HVM_CONFIG_SHARED_INFO_HVA capability

Now that all relevant kernel changes and selftests are in place, enable the
new capability.

Signed-off-by: Paul Durrant <pdurrant@amazon.com>
Reviewed-by: David Woodhouse <dwmw@amazon.co.uk>
Link: https://lore.kernel.org/r/20240215152916.1158-17-paul@xen.org
Signed-off-by: Sean Christopherson <seanjc@google.com>

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 415723a28dcec7c16f900a8f5a5778da6a840f14..2911e6383fef30102014e0a1f7f7a0aaad504518 100644 (file)
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -4682,7 +4682,8 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext)
                    KVM_XEN_HVM_CONFIG_SHARED_INFO |
                    KVM_XEN_HVM_CONFIG_EVTCHN_2LEVEL |
                    KVM_XEN_HVM_CONFIG_EVTCHN_SEND |
-                   KVM_XEN_HVM_CONFIG_PVCLOCK_TSC_UNSTABLE;
+                   KVM_XEN_HVM_CONFIG_PVCLOCK_TSC_UNSTABLE |
+                   KVM_XEN_HVM_CONFIG_SHARED_INFO_HVA;
                if (sched_info_on())
                        r |= KVM_XEN_HVM_CONFIG_RUNSTATE |
                             KVM_XEN_HVM_CONFIG_RUNSTATE_UPDATE_FLAG;