1// SPDX-License-Identifier: GPL-2.0
2#include <linux/cpu.h>
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>
8
9static DEFINE_PER_CPU(struct cpu, cpu_devices);
10
11static int __init topology_init(void)
12{
13	int i, ret;
14
15	for_each_present_cpu(i) {
16		struct cpu *c = &per_cpu(cpu_devices, i);
17
18		c->hotpluggable = !!i;
19		ret = register_cpu(c, i);
20		if (ret)
21			printk(KERN_WARNING "topology_init: register_cpu %d "
22			       "failed (%d)\n", i, ret);
23	}
24
25	return 0;
26}
27
28subsys_initcall(topology_init);
29