https://github.com/torvalds/linux
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Tip revision: 59a3759d0fe8d969888c741bb33f4946e4d3750d authored by Linus Torvalds on 23 May 2009, 21:47:00 UTC
Linux 2.6.30-rc7
Tip revision: 59a3759
topology.c
#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) {
		ret = register_cpu(&per_cpu(cpu_devices, i), i);
		if (ret)
			printk(KERN_WARNING "topology_init: register_cpu %d "
			       "failed (%d)\n", i, ret);
	}

	return 0;
}

subsys_initcall(topology_init);
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