KVM: s390: vsie: support shared IPTE-interlock facility

[linux.git] / arch / s390 / kvm / vsie.c

diff --git a/arch/s390/kvm/vsie.c b/arch/s390/kvm/vsie.c
index 44e66c32902619dfbc69955980ad386d6efe0f76..1615ed37f7dad05007be7b4a9816a2baa890e4bc 100644 (file)
--- a/arch/s390/kvm/vsie.c
+++ b/arch/s390/kvm/vsie.c
@@ -315,6 +315,8 @@ static int shadow_scb(struct kvm_vcpu *vcpu, struct vsie_page *vsie_page)
        /* Run-time-Instrumentation */
        if (test_kvm_facility(vcpu->kvm, 64))
                scb_s->ecb3 |= scb_o->ecb3 & 0x01U;
+       if (test_kvm_cpu_feat(vcpu->kvm, KVM_S390_VM_CPU_FEAT_SIIF))
+               scb_s->eca |= scb_o->eca & 0x00000001U;
 
        prepare_ibc(vcpu, vsie_page);
        rc = shadow_crycb(vcpu, vsie_page);