On 2017/8/8 15:30, Paolo Bonzini wrote: > On 08/08/2017 06:05, Longpeng(Mike) wrote: >> diff --git a/arch/x86/kvm/hyperv.c b/arch/x86/kvm/hyperv.c >> index cd0e6e6..dec5e8a 100644 >> --- a/arch/x86/kvm/hyperv.c >> +++ b/arch/x86/kvm/hyperv.c >> @@ -1268,7 +1268,7 @@ int kvm_hv_hypercall(struct kvm_vcpu *vcpu) >> >> switch (code) { >> case HVCALL_NOTIFY_LONG_SPIN_WAIT: >> - kvm_vcpu_on_spin(vcpu, kvm_arch_vcpu_in_kernel(vcpu)); >> + kvm_vcpu_on_spin(vcpu, kvm_x86_ops->spin_in_kernel(vcpu)); >> break; >> case HVCALL_POST_MESSAGE: >> case HVCALL_SIGNAL_EVENT: > > This can be true as well. I can change this on commit. > Thanks, hope you could help me to fix the same problem in patch-1(s390) too. > Paolo > > . > -- Regards, Longpeng(Mike)