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>
---
Cc: Sean Christopherson <seanjc@google.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: x86@kernel.org
v13:
 - Patch title change.

v2:
 - New in this version.

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 31cd5d803dae334e398a2106da60ff6e52bc2c17..9f98c5075629b374bda7caac4772717bcb93e050 100644 (file)
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -4673,7 +4673,8 @@ 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;