tools/perf/util/map_groups.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __PERF_MAP_GROUPS_H
   3 #define __PERF_MAP_GROUPS_H
   4
   5 #include <linux/refcount.h>
   6 #include <linux/rbtree.h>
   7 #include <stdio.h>
   8 #include <stdbool.h>
   9 #include <linux/types.h>
  10 #include "rwsem.h"
  11
  12 struct ref_reloc_sym;
  13 struct machine;
  14 struct map;
  15 struct thread;
  16
  17 struct maps {
  18         struct rb_root      entries;
  19         struct rb_root      names;
  20         struct rw_semaphore lock;
  21 };
  22
  23 void maps__insert(struct maps *maps, struct map *map);
  24 void maps__remove(struct maps *maps, struct map *map);
  25 struct map *maps__find(struct maps *maps, u64 addr);
  26 struct map *maps__first(struct maps *maps);
  27 struct map *map__next(struct map *map);
  28 struct symbol *maps__find_symbol_by_name(struct maps *maps, const char *name, struct map **mapp);
  29
  30 struct map_groups {
  31         struct maps      maps;
  32         struct machine   *machine;
  33         refcount_t       refcnt;
  34 };
  35
  36 #define KMAP_NAME_LEN 256
  37
  38 struct kmap {
  39         struct ref_reloc_sym *ref_reloc_sym;
  40         struct map_groups    *kmaps;
  41         char                 name[KMAP_NAME_LEN];
  42 };
  43
  44 struct map_groups *map_groups__new(struct machine *machine);
  45 void map_groups__delete(struct map_groups *mg);
  46 bool map_groups__empty(struct map_groups *mg);
  47
  48 static inline struct map_groups *map_groups__get(struct map_groups *mg)
  49 {
  50         if (mg)
  51                 refcount_inc(&mg->refcnt);
  52         return mg;
  53 }
  54
  55 void map_groups__put(struct map_groups *mg);
  56 void map_groups__init(struct map_groups *mg, struct machine *machine);
  57 void map_groups__exit(struct map_groups *mg);
  58 int map_groups__clone(struct thread *thread, struct map_groups *parent);
  59 size_t map_groups__fprintf(struct map_groups *mg, FILE *fp);
  60
  61 void map_groups__insert(struct map_groups *mg, struct map *map);
  62
  63 static inline void map_groups__remove(struct map_groups *mg, struct map *map)
  64 {
  65         maps__remove(&mg->maps, map);
  66 }
  67
  68 static inline struct map *map_groups__find(struct map_groups *mg, u64 addr)
  69 {
  70         return maps__find(&mg->maps, addr);
  71 }
  72
  73 struct map *map_groups__first(struct map_groups *mg);
  74
  75 static inline struct map *map_groups__next(struct map *map)
  76 {
  77         return map__next(map);
  78 }
  79
  80 struct symbol *map_groups__find_symbol(struct map_groups *mg, u64 addr, struct map **mapp);
  81 struct symbol *map_groups__find_symbol_by_name(struct map_groups *mg, const char *name, struct map **mapp);
  82
  83 struct addr_map_symbol;
  84
  85 int map_groups__find_ams(struct addr_map_symbol *ams);
  86
  87 int map_groups__fixup_overlappings(struct map_groups *mg, struct map *map, FILE *fp);
  88
  89 struct map *map_groups__find_by_name(struct map_groups *mg, const char *name);
  90
  91 #endif // __PERF_MAP_GROUPS_H