4 #include <linux/compiler.h>
5 #include <linux/list.h>
6 #include <linux/rbtree.h>
9 #include <linux/types.h>
16 #define MAP__NR_TYPES (MAP__VARIABLE + 1)
18 extern const char *map_type__name[MAP__NR_TYPES];
29 struct rb_node rb_node;
30 struct list_head node;
34 u8 /* enum map_type */ type;
40 u32 maj, min; /* only valid for MMAP2 record */
41 u64 ino; /* only valid for MMAP2 record */
42 u64 ino_generation;/* only valid for MMAP2 record */
45 u64 (*map_ip)(struct map *, u64);
47 u64 (*unmap_ip)(struct map *, u64);
50 struct map_groups *groups;
54 struct ref_reloc_sym *ref_reloc_sym;
55 struct map_groups *kmaps;
59 struct rb_root maps[MAP__NR_TYPES];
60 struct list_head removed_maps[MAP__NR_TYPES];
61 struct machine *machine;
65 struct map_groups *map_groups__new(void);
66 void map_groups__delete(struct map_groups *mg);
68 static inline struct map_groups *map_groups__get(struct map_groups *mg)
74 void map_groups__put(struct map_groups *mg);
76 static inline struct kmap *map__kmap(struct map *map)
78 return (struct kmap *)(map + 1);
81 static inline u64 map__map_ip(struct map *map, u64 ip)
83 return ip - map->start + map->pgoff;
86 static inline u64 map__unmap_ip(struct map *map, u64 ip)
88 return ip + map->start - map->pgoff;
91 static inline u64 identity__map_ip(struct map *map __maybe_unused, u64 ip)
97 /* rip/ip <-> addr suitable for passing to `objdump --start-address=` */
98 u64 map__rip_2objdump(struct map *map, u64 rip);
100 /* objdump address -> memory address */
101 u64 map__objdump_2mem(struct map *map, u64 ip);
105 /* map__for_each_symbol - iterate over the symbols in the given map
107 * @map: the 'struct map *' in which symbols itereated
108 * @pos: the 'struct symbol *' to use as a loop cursor
109 * @n: the 'struct rb_node *' to use as a temporary storage
110 * Note: caller must ensure map->dso is not NULL (map is loaded).
112 #define map__for_each_symbol(map, pos, n) \
113 dso__for_each_symbol(map->dso, pos, n, map->type)
115 typedef int (*symbol_filter_t)(struct map *map, struct symbol *sym);
117 void map__init(struct map *map, enum map_type type,
118 u64 start, u64 end, u64 pgoff, struct dso *dso);
119 struct map *map__new(struct list_head *dsos__list, u64 start, u64 len,
120 u64 pgoff, u32 pid, u32 d_maj, u32 d_min, u64 ino,
122 char *filename, enum map_type type);
123 struct map *map__new2(u64 start, struct dso *dso, enum map_type type);
124 void map__delete(struct map *map);
125 struct map *map__clone(struct map *map);
126 int map__overlap(struct map *l, struct map *r);
127 size_t map__fprintf(struct map *map, FILE *fp);
128 size_t map__fprintf_dsoname(struct map *map, FILE *fp);
129 int map__fprintf_srcline(struct map *map, u64 addr, const char *prefix,
132 int map__load(struct map *map, symbol_filter_t filter);
133 struct symbol *map__find_symbol(struct map *map,
134 u64 addr, symbol_filter_t filter);
135 struct symbol *map__find_symbol_by_name(struct map *map, const char *name,
136 symbol_filter_t filter);
137 void map__fixup_start(struct map *map);
138 void map__fixup_end(struct map *map);
140 void map__reloc_vmlinux(struct map *map);
142 size_t __map_groups__fprintf_maps(struct map_groups *mg,
143 enum map_type type, int verbose, FILE *fp);
144 void maps__insert(struct rb_root *maps, struct map *map);
145 void maps__remove(struct rb_root *maps, struct map *map);
146 struct map *maps__find(struct rb_root *maps, u64 addr);
147 struct map *maps__first(struct rb_root *maps);
148 struct map *maps__next(struct map *map);
149 void map_groups__init(struct map_groups *mg);
150 void map_groups__exit(struct map_groups *mg);
151 int map_groups__clone(struct map_groups *mg,
152 struct map_groups *parent, enum map_type type);
153 size_t map_groups__fprintf(struct map_groups *mg, int verbose, FILE *fp);
154 size_t map_groups__fprintf_maps(struct map_groups *mg, int verbose, FILE *fp);
156 int maps__set_kallsyms_ref_reloc_sym(struct map **maps, const char *symbol_name,
159 static inline void map_groups__insert(struct map_groups *mg, struct map *map)
161 maps__insert(&mg->maps[map->type], map);
165 static inline void map_groups__remove(struct map_groups *mg, struct map *map)
167 maps__remove(&mg->maps[map->type], map);
170 static inline struct map *map_groups__find(struct map_groups *mg,
171 enum map_type type, u64 addr)
173 return maps__find(&mg->maps[type], addr);
176 static inline struct map *map_groups__first(struct map_groups *mg,
179 return maps__first(&mg->maps[type]);
182 static inline struct map *map_groups__next(struct map *map)
184 return maps__next(map);
187 struct symbol *map_groups__find_symbol(struct map_groups *mg,
188 enum map_type type, u64 addr,
190 symbol_filter_t filter);
192 struct symbol *map_groups__find_symbol_by_name(struct map_groups *mg,
196 symbol_filter_t filter);
198 struct addr_map_symbol;
200 int map_groups__find_ams(struct addr_map_symbol *ams, symbol_filter_t filter);
203 struct symbol *map_groups__find_function_by_name(struct map_groups *mg,
204 const char *name, struct map **mapp,
205 symbol_filter_t filter)
207 return map_groups__find_symbol_by_name(mg, MAP__FUNCTION, name, mapp, filter);
210 int map_groups__fixup_overlappings(struct map_groups *mg, struct map *map,
211 int verbose, FILE *fp);
213 struct map *map_groups__find_by_name(struct map_groups *mg,
214 enum map_type type, const char *name);
216 void map_groups__flush(struct map_groups *mg);
218 #endif /* __PERF_MAP_H */