arch/x86/include/asm/numa_64.h

   1 #ifndef _ASM_X86_NUMA_64_H
   2 #define _ASM_X86_NUMA_64_H
   3
   4 #define ZONE_ALIGN (1UL << (MAX_ORDER+PAGE_SHIFT))
   5
   6 extern int numa_off;
   7
   8 extern unsigned long numa_free_all_bootmem(void);
   9
  10 #ifdef CONFIG_NUMA
  11 /*
  12  * Too small node sizes may confuse the VM badly. Usually they
  13  * result from BIOS bugs. So dont recognize nodes as standalone
  14  * NUMA entities that have less than this amount of RAM listed:
  15  */
  16 #define NODE_MIN_SIZE (4*1024*1024)
  17
  18 extern int __init numa_add_memblk(int nodeid, u64 start, u64 end);
  19 extern void __init numa_set_distance(int from, int to, int distance);
  20
  21 #ifdef CONFIG_NUMA_EMU
  22 #define FAKE_NODE_MIN_SIZE      ((u64)32 << 20)
  23 #define FAKE_NODE_MIN_HASH_MASK (~(FAKE_NODE_MIN_SIZE - 1UL))
  24 void numa_emu_cmdline(char *);
  25 #endif /* CONFIG_NUMA_EMU */
  26 #endif
  27
  28 #endif /* _ASM_X86_NUMA_64_H */