From: Farhan Ali <alifm@linux.vnet.ibm.com>
Date: Wed, 3 May 2017 20:54:50 +0000 (-0400)
Subject: s390x/kvm: Enable KSS facility for nested virtualization
X-Git-Tag: v2.10.0-rc0~74^2~3
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=c0a9cd940e6bbad75cef3b5e87b826125702c353;p=thirdparty%2Fqemu.git

s390x/kvm: Enable KSS facility for nested virtualization

If the host supports keyless subset (KSS) then first level
guest (G2) should enable KSS facility as well.

Signed-off-by: Farhan Ali <alifm@linux.vnet.ibm.com>
Reviewed-by: Eric Farman <farman@linux.vnet.ibm.com>
Acked-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
---

diff --git a/target/s390x/kvm.c b/target/s390x/kvm.c
index 8c6cc0aaf7c..c773bd6eac7 100644
--- a/target/s390x/kvm.c
+++ b/target/s390x/kvm.c
@@ -2508,6 +2508,7 @@ static int kvm_to_feat[][2] = {
     { KVM_S390_VM_CPU_FEAT_CMMA, S390_FEAT_SIE_CMMA },
     { KVM_S390_VM_CPU_FEAT_PFMFI, S390_FEAT_SIE_PFMFI},
     { KVM_S390_VM_CPU_FEAT_SIGPIF, S390_FEAT_SIE_SIGPIF},
+    { KVM_S390_VM_CPU_FEAT_KSS, S390_FEAT_SIE_KSS},
 };
 
 static int query_cpu_feat(S390FeatBitmap features)