1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/kvm/x86.c b/drivers/kvm/x86.c
index 6deb052b5f93..9db4e3242b62 100644
--- a/drivers/kvm/x86.c
+++ b/drivers/kvm/x86.c
@@ -2236,6 +2236,8 @@ unsigned long realmode_get_cr(struct kvm_vcpu *vcpu, int cr)
                 return vcpu->cr3;
         case 4:
                 return vcpu->cr4;
+        case 8:
+                return get_cr8(vcpu);
         default:
                 vcpu_printf(vcpu, "%s: unexpected cr %u\n", __FUNCTION__, cr);
                 return 0;
@@ -2259,6 +2261,9 @@ void realmode_set_cr(struct kvm_vcpu *vcpu, int cr, unsigned long val,
         case 4:
                 set_cr4(vcpu, mk_cr_64(vcpu->cr4, val));
                 break;
+        case 8:
+                set_cr8(vcpu, val & 0xfUL);
+                break;
         default:
                 vcpu_printf(vcpu, "%s: unexpected cr %u\n", __FUNCTION__, cr);
         }