File: topology.c

package info (click to toggle)
linux 4.9.25-1
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 794,052 kB
  • ctags: 3,033,799
  • sloc: ansic: 14,481,780; asm: 287,385; makefile: 35,234; perl: 27,553; sh: 15,791; python: 13,364; cpp: 6,087; yacc: 4,337; lex: 2,439; awk: 1,212; pascal: 231; lisp: 218; sed: 21
file content (32 lines) | stat: -rw-r--r-- 627 bytes parent folder | download | duplicates (26)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
#include <linux/cpu.h>
#include <linux/cpumask.h>
#include <linux/init.h>
#include <linux/node.h>
#include <linux/nodemask.h>
#include <linux/percpu.h>

static DEFINE_PER_CPU(struct cpu, cpu_devices);

static int __init topology_init(void)
{
	int i, ret;

#ifdef CONFIG_NUMA
	for_each_online_node(i)
		register_one_node(i);
#endif /* CONFIG_NUMA */

	for_each_present_cpu(i) {
		struct cpu *c = &per_cpu(cpu_devices, i);

		c->hotpluggable = 1;
		ret = register_cpu(c, i);
		if (ret)
			printk(KERN_WARNING "topology_init: register_cpu %d "
			       "failed (%d)\n", i, ret);
	}

	return 0;
}

subsys_initcall(topology_init);