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KVM: s390: enable PFMFI only if guest has EDAT1
Only enable PFMF interpretation if the necessary facility (EDAT1) is available, otherwise the pfmf handler in priv.c will inject an exception Reviewed-by: Dominik Dingel <dingel@linux.vnet.ibm.com> Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
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1 changed files with 2 additions and 1 deletions
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@ -1649,7 +1649,8 @@ int kvm_arch_vcpu_setup(struct kvm_vcpu *vcpu)
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if (test_kvm_facility(vcpu->kvm, 50) && test_kvm_facility(vcpu->kvm, 73))
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vcpu->arch.sie_block->ecb |= 0x10;
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vcpu->arch.sie_block->ecb2 = 8;
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if (test_kvm_facility(vcpu->kvm, 8))
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vcpu->arch.sie_block->ecb2 |= 0x08;
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vcpu->arch.sie_block->eca = 0xC1002000U;
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if (sclp.has_siif)
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vcpu->arch.sie_block->eca |= 1;
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