int __init xics_smp_probe(void)
{
	/* Setup cause_ipi callback  based on which ICP is used */
	smp_ops->cause_ipi = icp_ops->cause_ipi;

	/* Register all the IPIs */
	xics_request_ipi();

	return cpumask_weight(cpu_possible_mask);
}
int __init xics_smp_probe(void)
{
	
	smp_ops->cause_ipi = icp_ops->cause_ipi;

	
	xics_request_ipi();

	return cpumask_weight(cpu_possible_mask);
}