4.14-stable review patch. If anyone has any objections, please let me know.
------------------ From: David Hildenbrand <[email protected]> commit d16b52cb9cdb6f06dea8ab2f0a428e7d7f0b0a81 upstream. We must copy both, the epoch and the epoch_idx. Signed-off-by: David Hildenbrand <[email protected]> Message-Id: <[email protected]> Fixes: 8fa1696ea781 ("KVM: s390: Multiple Epoch Facility support") Reviewed-by: Cornelia Huck <[email protected]> Reviewed-by: Christian Borntraeger <[email protected]> Fixes: 8fa1696ea781 ("KVM: s390: Multiple Epoch Facility support") Cc: [email protected] Signed-off-by: Christian Borntraeger <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- arch/s390/kvm/kvm-s390.c | 1 + 1 file changed, 1 insertion(+) --- a/arch/s390/kvm/kvm-s390.c +++ b/arch/s390/kvm/kvm-s390.c @@ -2357,6 +2357,7 @@ void kvm_arch_vcpu_postcreate(struct kvm 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)) {
