Re: [PATCH 2/3] kvm: x86: do not use KVM_REQ_EVENT for APICv interrupt injection

[Paolo Bonzini]

On 28/09/2016 13:53, Wu, Feng wrote:
>> > - update_cr8_intercept is disabled if APICv, see vmx.c:
>> > 
>> >         if (enable_apicv)
>> >                 kvm_x86_ops->update_cr8_intercept = NULL;
> Which tree are you using, I am using linux kernel tree with Linux 4.8-rc7,
> and I only see the following code in vmx.c
> 
> if(!cpu_has_vmx_tpr_shadow())
>       kvm_x86_ops->update_cr8_intercept = NULL;

You're right, it was an older tree.  On the other hand, 4.8-rc7 has this
in update_cr8_intercept:

        if (vcpu->arch.apicv_active)
                return;

:)

Paolo