numa.h 867 B

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  1. #ifndef _ASM_X8664_NUMA_H
  2. #define _ASM_X8664_NUMA_H 1
  3. #include <linux/nodemask.h>
  4. #include <asm/numnodes.h>
  5. struct bootnode {
  6. u64 start,end;
  7. };
  8. extern int compute_hash_shift(struct bootnode *nodes, int numnodes);
  9. extern int pxm_to_node(int nid);
  10. #define ZONE_ALIGN (1UL << (MAX_ORDER+PAGE_SHIFT))
  11. extern void numa_add_cpu(int cpu);
  12. extern void numa_init_array(void);
  13. extern int numa_off;
  14. extern void numa_set_node(int cpu, int node);
  15. extern void srat_reserve_add_area(int nodeid);
  16. extern int hotadd_percent;
  17. extern unsigned char apicid_to_node[256];
  18. #ifdef CONFIG_NUMA
  19. extern void __init init_cpu_to_node(void);
  20. static inline void clear_node_cpumask(int cpu)
  21. {
  22. clear_bit(cpu, &node_to_cpumask[cpu_to_node(cpu)]);
  23. }
  24. #else
  25. #define init_cpu_to_node() do {} while (0)
  26. #define clear_node_cpumask(cpu) do {} while (0)
  27. #endif
  28. #define NUMA_NO_NODE 0xff
  29. #endif