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/* * arch/ia64/dig/topology.c * Popuate driverfs with topology information. * Derived entirely from i386/mach-default.c * Intel Corporation - Ashok Raj */ #include <linux/init.h> #include <linux/smp.h> #include <linux/cpumask.h> #include <linux/percpu.h> #include <linux/notifier.h> #include <linux/cpu.h> #include <asm/cpu.h> static DEFINE_PER_CPU(struct ia64_cpu, cpu_devices); /* * First Pass: simply borrowed code for now. Later should hook into * hotplug notification for node/cpu/memory as applicable */ static int arch_register_cpu(int num) { struct node *parent = NULL; #ifdef CONFIG_NUMA //parent = &node_devices[cpu_to_node(num)].node; #endif return register_cpu(&per_cpu(cpu_devices,num).cpu, num, parent); } static int __init topology_init(void) { int i; for_each_cpu(i) { arch_register_cpu(i); } return 0; } subsys_initcall(topology_init); |