LXR linux/arch/metag/include/asm/mmzone.h

   1#ifndef __ASM_METAG_MMZONE_H
   2#define __ASM_METAG_MMZONE_H
   3
   4#ifdef CONFIG_NEED_MULTIPLE_NODES
   5#include <linux/numa.h>
   6
   7extern struct pglist_data *node_data[];
   8#define NODE_DATA(nid)          (node_data[nid])
   9
  10static inline int pfn_to_nid(unsigned long pfn)
  11{
  12        int nid;
  13
  14        for (nid = 0; nid < MAX_NUMNODES; nid++)
  15                if (pfn >= node_start_pfn(nid) && pfn <= node_end_pfn(nid))
  16                        break;
  17
  18        return nid;
  19}
  20
  21static inline struct pglist_data *pfn_to_pgdat(unsigned long pfn)
  22{
  23        return NODE_DATA(pfn_to_nid(pfn));
  24}
  25
  26/* arch/metag/mm/numa.c */
  27void __init setup_bootmem_node(int nid, unsigned long start, unsigned long end);
  28#else
  29static inline void
  30setup_bootmem_node(int nid, unsigned long start, unsigned long end)
  31{
  32}
  33#endif /* CONFIG_NEED_MULTIPLE_NODES */
  34
  35#ifdef CONFIG_NUMA
  36/* SoC specific mem init */
  37void __init soc_mem_setup(void);
  38#else
  39static inline void __init soc_mem_setup(void) {};
  40#endif
  41
  42#endif /* __ASM_METAG_MMZONE_H */
  43