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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>
This commit is contained in:
Farhan Ali 2017-05-03 16:54:50 -04:00 committed by Christian Borntraeger
parent 7223bccea3
commit c0a9cd940e
1 changed files with 1 additions and 0 deletions
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target/s390x/kvm.c
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@ -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)