56 	/* Collapse cpus in a cluster so a single IPI per cluster is sent */  in __x2apic_send_IPI_mask()
68 		/* Remove cluster CPUs from tmpmask */  in __x2apic_send_IPI_mask()
105 static void prefill_clustermask(struct cpumask *cmsk, unsigned int cpu, u32 cluster)  in prefill_clustermask()  argument
113 		if (apicid == BAD_APICID || cpu_i == cpu || apic_cluster(apicid) != cluster)  in prefill_clustermask()
124 static int alloc_clustermask(unsigned int cpu, u32 cluster, int node)  in alloc_clustermask()  argument
130 	 * At boot time, the CPU present mask is stable. The cluster mask is  in alloc_clustermask()
131 	 * allocated for the first CPU in the cluster and propagated to all  in alloc_clustermask()
132 	 * present siblings in the cluster. If the cluster mask is already set  in alloc_clustermask()
144 	 * any more) to find any existing cluster mask.  in alloc_clustermask()
149 		if (apicid != BAD_APICID && apic_cluster(apicid) == cluster) {  in alloc_clustermask()
152 			 * If the cluster is already initialized, just store  in alloc_clustermask()
162 	 * No CPU in the cluster has ever been initialized, so fall through to  in alloc_clustermask()
163 	 * the boot time code which will also populate the cluster mask for any  in alloc_clustermask()
164 	 * other CPU in the cluster which is (now) present.  in alloc_clustermask()
171 	prefill_clustermask(cmsk, cpu, cluster);  in alloc_clustermask()
179 	u32 cluster = apic_cluster(phys_apicid);  in x2apic_prepare_cpu()  local
180 	u32 logical_apicid = (cluster << 16) | (1 << (phys_apicid & 0xf));  in x2apic_prepare_cpu()
185 	if (alloc_clustermask(cpu, cluster, node) < 0)  in x2apic_prepare_cpu()
229 	.name				= "cluster x2apic",