Commit 11ad65b7 authored by David Hildenbrand's avatar David Hildenbrand Committed by Christian Borntraeger

KVM: s390: enable ib only if available

Let's enable intervention bypass only if the facility is acutally
available.
Reviewed-by: default avatarChristian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: default avatarDavid Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: default avatarChristian Borntraeger <borntraeger@de.ibm.com>
parent 72cd82b9
......@@ -1845,7 +1845,9 @@ int kvm_arch_vcpu_setup(struct kvm_vcpu *vcpu)
if (test_kvm_facility(vcpu->kvm, 8))
vcpu->arch.sie_block->ecb2 |= 0x08;
vcpu->arch.sie_block->eca = 0xC1002000U;
vcpu->arch.sie_block->eca = 0x81002000U;
if (sclp.has_ib)
vcpu->arch.sie_block->eca |= 0x40000000U;
if (sclp.has_siif)
vcpu->arch.sie_block->eca |= 1;
if (sclp.has_sigpif)
......
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