On Tue, 8 Aug 2017 09:34:14 +0200
Paolo Bonzini <pbonz...@redhat.com> wrote:

> On 08/08/2017 06:05, Longpeng(Mike) wrote:
> >     return 1;
> > diff --git a/arch/s390/kvm/diag.c b/arch/s390/kvm/diag.c
> > index ce865bd..4ea8c38 100644
> > --- a/arch/s390/kvm/diag.c
> > +++ b/arch/s390/kvm/diag.c
> > @@ -150,7 +150,7 @@ static int __diag_time_slice_end(struct kvm_vcpu *vcpu)
> >  {
> >     VCPU_EVENT(vcpu, 5, "%s", "diag time slice end");
> >     vcpu->stat.diagnose_44++;
> > -   kvm_vcpu_on_spin(vcpu);
> > +   kvm_vcpu_on_spin(vcpu, kvm_arch_vcpu_in_kernel(vcpu));
> >     return 0;
> >  }
> >    
> 
> IIUC, diag is a privileged instruction so this an also be "true".
> 
> Paolo

Yes, indeed.

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