KVM: s390: consider epoch index on hotplugged CPUs

We must copy both, the epoch and the epoch_idx. Signed-off-by: David Hildenbrand <[email protected]> Message-Id: <[email protected]> Fixes: 8fa1696 ("KVM: s390: Multiple Epoch Facility support") Reviewed-by: Cornelia Huck <[email protected]> Reviewed-by: Christian Borntraeger <[email protected]> Fixes: 8fa1696 ("KVM: s390: Multiple Epoch Facility support") Cc: [email protected] Signed-off-by: Christian Borntraeger <[email protected]>
zarubaf · Feb 20, 2018 · d16b52c · d16b52c
1 parent 5fe0179
commit d16b52c
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
@@ -2389,6 +2389,7 @@ void kvm_arch_vcpu_postcreate(struct kvm_vcpu *vcpu)
 	mutex_lock(&vcpu->kvm->lock);
 	preempt_disable();
 	vcpu->arch.sie_block->epoch = vcpu->kvm->arch.epoch;
+	vcpu->arch.sie_block->epdx = vcpu->kvm->arch.epdx;
 	preempt_enable();
 	mutex_unlock(&vcpu->kvm->lock);
 	if (!kvm_is_ucontrol(vcpu->kvm)) {