KVM: PPC: BOOK3S: PR: Emulate instruction counter

Writing to IC is not allowed in the privileged mode.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
diff --git a/arch/powerpc/kvm/book3s.c b/arch/powerpc/kvm/book3s.c
index ddce1ea..90aa5c7 100644
--- a/arch/powerpc/kvm/book3s.c
+++ b/arch/powerpc/kvm/book3s.c
@@ -649,6 +649,9 @@
 		case KVM_REG_PPC_VTB:
 			val = get_reg_val(reg->id, vcpu->arch.vtb);
 			break;
+		case KVM_REG_PPC_IC:
+			val = get_reg_val(reg->id, vcpu->arch.ic);
+			break;
 		default:
 			r = -EINVAL;
 			break;
@@ -756,6 +759,9 @@
 		case KVM_REG_PPC_VTB:
 			vcpu->arch.vtb = set_reg_val(reg->id, val);
 			break;
+		case KVM_REG_PPC_IC:
+			vcpu->arch.ic = set_reg_val(reg->id, val);
+			break;
 		default:
 			r = -EINVAL;
 			break;