KVM: s390: Add operation exception interception handler

[deliverable/linux.git] / arch / s390 / kvm / intercept.c

diff --git a/arch/s390/kvm/intercept.c b/arch/s390/kvm/intercept.c
index 2e6b54e4d3f955d1c7971fce4ad02551eeac3846..09c13db1416fdc95358d8aff8ade678f94cb7b41 100644 (file)
--- a/arch/s390/kvm/intercept.c
+++ b/arch/s390/kvm/intercept.c
@@ -349,6 +349,15 @@ static int handle_partial_execution(struct kvm_vcpu *vcpu)
        return -EOPNOTSUPP;
 }
 
+static int handle_operexc(struct kvm_vcpu *vcpu)
+{
+       vcpu->stat.exit_operation_exception++;
+       trace_kvm_s390_handle_operexc(vcpu, vcpu->arch.sie_block->ipa,
+                                     vcpu->arch.sie_block->ipb);
+
+       return kvm_s390_inject_program_int(vcpu, PGM_OPERATION);
+}
+
 int kvm_handle_sie_intercept(struct kvm_vcpu *vcpu)
 {
        if (kvm_is_ucontrol(vcpu->kvm))
@@ -370,6 +379,8 @@ int kvm_handle_sie_intercept(struct kvm_vcpu *vcpu)
                return handle_validity(vcpu);
        case 0x28:
                return handle_stop(vcpu);
+       case 0x2c:
+               return handle_operexc(vcpu);
        case 0x38:
                return handle_partial_execution(vcpu);
        default: