topology.c 1.2 KB

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  1. /*
  2. * arch/parisc/kernel/topology.c - Populate driverfs 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. #include <linux/init.h>
  20. #include <linux/smp.h>
  21. #include <linux/cpu.h>
  22. #include <linux/cache.h>
  23. static struct cpu cpu_devices[NR_CPUS] __read_mostly;
  24. static int __init topology_init(void)
  25. {
  26. struct node *parent = NULL;
  27. int num;
  28. for_each_present_cpu(num) {
  29. register_cpu(&cpu_devices[num], num, parent);
  30. }
  31. return 0;
  32. }
  33. subsys_initcall(topology_init);