1 // SPDX-License-Identifier: GPL-2.0
3 #include <linux/cpumask.h>
4 #include <linux/init.h>
5 #include <linux/node.h>
6 #include <linux/nodemask.h>
7 #include <linux/percpu.h>
9 static DEFINE_PER_CPU(struct cpu, cpu_devices);
11 static int __init topology_init(void)
16 for_each_online_node(i)
18 #endif /* CONFIG_NUMA */
20 for_each_present_cpu(i) {
21 struct cpu *c = &per_cpu(cpu_devices, i);
23 c->hotpluggable = !!i;
24 ret = register_cpu(c, i);
26 printk(KERN_WARNING "topology_init: register_cpu %d "
27 "failed (%d)\n", i, ret);
33 subsys_initcall(topology_init);