arch/parisc/kernel/topology.c

   1 /*
   2  * arch/parisc/kernel/topology.c - Populate sysfs with topology information
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but
  10  * WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
  12  * NON INFRINGEMENT.  See the GNU General Public License for more
  13  * details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18  */
  19
  20 #include <linux/init.h>
  21 #include <linux/smp.h>
  22 #include <linux/cpu.h>
  23 #include <linux/cache.h>
  24
  25 static DEFINE_PER_CPU(struct cpu, cpu_devices);
  26
  27 static int __init topology_init(void)
  28 {
  29         int num;
  30
  31         for_each_present_cpu(num) {
  32                 register_cpu(&per_cpu(cpu_devices, num), num);
  33         }
  34         return 0;
  35 }
  36
  37 subsys_initcall(topology_init);