arch/x86/include/asm/mmzone_64.h

   1 /* K8 NUMA support */
   2 /* Copyright 2002,2003 by Andi Kleen, SuSE Labs */
   3 /* 2.5 Version loosely based on the NUMAQ Code by Pat Gaughen. */
   4 #ifndef _ASM_X86_MMZONE_64_H
   5 #define _ASM_X86_MMZONE_64_H
   6
   7 #ifdef CONFIG_NUMA
   8
   9 #include <linux/mmdebug.h>
  10 #include <asm/smp.h>
  11
  12 extern struct pglist_data *node_data[];
  13
  14 #define NODE_DATA(nid)          (node_data[nid])
  15
  16 #define node_start_pfn(nid)     (NODE_DATA(nid)->node_start_pfn)
  17 #define node_end_pfn(nid)       (NODE_DATA(nid)->node_start_pfn +       \
  18                                  NODE_DATA(nid)->node_spanned_pages)
  19 #endif
  20 #endif /* _ASM_X86_MMZONE_64_H */