int kvm_fast_pio(struct kvm_vcpu *vcpu, int size, unsigned short port, int in)
{
	int ret;

	if (in)
		ret = kvm_fast_pio_in(vcpu, size, port);
	else
		ret = kvm_fast_pio_out(vcpu, size, port);
	return ret && kvm_skip_emulated_instruction(vcpu);
}
int kvm_fast_pio(struct kvm_vcpu *vcpu, int size, unsigned short port, int in)
{
	int ret;

	if (in)
		ret = kvm_fast_pio_in(vcpu, size, port);
	else
		ret = kvm_fast_pio_out(vcpu, size, port);
	return ret && kvm_skip_emulated_instruction(vcpu);
}