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KVM: s390: make EDAT1 depend on host support

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We should only enable EDAT1 for the guest if the host actually supports
it and the cpu model for the guest has EDAT-1 enabled.

Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Guenther Hutzl <hutzl@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
This commit is contained in:
Guenther Hutzl 2015-03-31 14:39:49 +02:00 committed by Christian Borntraeger
parent 785dbef407
commit a4a4f1916a
1 changed files with 5 additions and 2 deletions
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7
arch/s390/kvm/kvm-s390.c
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@ -1311,8 +1311,11 @@ int kvm_arch_vcpu_setup(struct kvm_vcpu *vcpu)
atomic_set(&vcpu->arch.sie_block->cpuflags, CPUSTAT_ZARCH | atomic_set(&vcpu->arch.sie_block->cpuflags, CPUSTAT_ZARCH |
CPUSTAT_SM | CPUSTAT_SM |
CPUSTAT_STOPPED | CPUSTAT_STOPPED);
CPUSTAT_GED);
if (test_kvm_facility(vcpu->kvm, 8))
atomic_set_mask(CPUSTAT_GED, &vcpu->arch.sie_block->cpuflags);
kvm_s390_vcpu_setup_model(vcpu); kvm_s390_vcpu_setup_model(vcpu);
vcpu->arch.sie_block->ecb = 6; vcpu->arch.sie_block->ecb = 6;