include/asm-x86/numa_64.h

   1 #ifndef _ASM_X8664_NUMA_H
   2 #define _ASM_X8664_NUMA_H 1
   3
   4 #include <linux/nodemask.h>
   5 #include <asm/apicdef.h>
   6
   7 struct bootnode {
   8         u64 start;
   9         u64 end;
  10 };
  11
  12 extern int compute_hash_shift(struct bootnode *nodes, int numblks,
  13                               int *nodeids);
  14
  15 #define ZONE_ALIGN (1UL << (MAX_ORDER+PAGE_SHIFT))
  16
  17 extern void numa_add_cpu(int cpu);
  18 extern void numa_init_array(void);
  19 extern int numa_off;
  20
  21 extern void numa_set_node(int cpu, int node);
  22 extern void srat_reserve_add_area(int nodeid);
  23 extern int hotadd_percent;
  24
  25 extern s16 apicid_to_node[MAX_LOCAL_APIC];
  26
  27 extern void numa_initmem_init(unsigned long start_pfn, unsigned long end_pfn);
  28 extern unsigned long numa_free_all_bootmem(void);
  29 extern void setup_node_bootmem(int nodeid, unsigned long start,
  30                                unsigned long end);
  31
  32 #ifdef CONFIG_NUMA
  33 extern void __init init_cpu_to_node(void);
  34
  35 static inline void clear_node_cpumask(int cpu)
  36 {
  37         clear_bit(cpu, (unsigned long *)&node_to_cpumask_map[cpu_to_node(cpu)]);
  38 }
  39
  40 #else
  41 #define init_cpu_to_node() do {} while (0)
  42 #define clear_node_cpumask(cpu) do {} while (0)
  43 #endif
  44
  45 #endif