Commit c0a9cd94 authored by Farhan Ali's avatar Farhan Ali Committed by Christian Borntraeger
Browse files

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: default avatarFarhan Ali <alifm@linux.vnet.ibm.com>
Reviewed-by: default avatarEric Farman <farman@linux.vnet.ibm.com>
Acked-by: default avatarCornelia Huck <cohuck@redhat.com>
Signed-off-by: default avatarChristian Borntraeger <borntraeger@de.ibm.com>
parent 7223bcce

target/s390x/kvm.c

+1 −0
Original line number Diff line number Diff line
@@ -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)