include/acpi/acpi_numa.h

   1 #ifndef __ACPI_NUMA_H
   2 #define __ACPI_NUMA_H
   3
   4 #ifdef CONFIG_ACPI_NUMA
   5 #include <linux/kernel.h>
   6
   7 /* Proximity bitmap length */
   8 #if MAX_NUMNODES > 256
   9 #define MAX_PXM_DOMAINS MAX_NUMNODES
  10 #else
  11 #define MAX_PXM_DOMAINS (256) /* Old pxm spec is defined 8 bit */
  12 #endif
  13
  14 extern int __cpuinitdata pxm_to_node_map[MAX_PXM_DOMAINS];
  15 extern int __cpuinitdata node_to_pxm_map[MAX_NUMNODES];
  16
  17 extern int __cpuinit pxm_to_node(int);
  18 extern int __cpuinit node_to_pxm(int);
  19 extern int __cpuinit acpi_map_pxm_to_node(int);
  20 extern void __cpuinit acpi_unmap_pxm_to_node(int);
  21
  22 #endif                          /* CONFIG_ACPI_NUMA */
  23 #endif                          /* __ACP_NUMA_H */