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;
42 u32 maj, min; /* only valid for MMAP2 record */
43 u64 ino; /* only valid for MMAP2 record */
44 u64 ino_generation;/* only valid for MMAP2 record */
47 u64 (*map_ip)(struct map *, u64);
49 u64 (*unmap_ip)(struct map *, u64);
52 struct map_groups *groups;
56 struct ref_reloc_sym *ref_reloc_sym;
57 struct map_groups *kmaps;
61 struct rb_root maps[MAP__NR_TYPES];
62 struct list_head removed_maps[MAP__NR_TYPES];
63 struct machine *machine;
67 struct map_groups *map_groups__new(void);
68 void map_groups__delete(struct map_groups *mg);
69 bool map_groups__empty(struct map_groups *mg);
71 static inline struct map_groups *map_groups__get(struct map_groups *mg)
77 void map_groups__put(struct map_groups *mg);
79 static inline struct kmap *map__kmap(struct map *map)
81 return (struct kmap *)(map + 1);
84 static inline u64 map__map_ip(struct map *map, u64 ip)
86 return ip - map->start + map->pgoff;
89 static inline u64 map__unmap_ip(struct map *map, u64 ip)
91 return ip + map->start - map->pgoff;
94 static inline u64 identity__map_ip(struct map *map __maybe_unused, u64 ip)
100 /* rip/ip <-> addr suitable for passing to `objdump --start-address=` */
101 u64 map__rip_2objdump(struct map *map, u64 rip);
103 /* objdump address -> memory address */
104 u64 map__objdump_2mem(struct map *map, u64 ip);
109 /* map__for_each_symbol - iterate over the symbols in the given map
111 * @map: the 'struct map *' in which symbols itereated
112 * @pos: the 'struct symbol *' to use as a loop cursor
113 * @n: the 'struct rb_node *' to use as a temporary storage
114 * Note: caller must ensure map->dso is not NULL (map is loaded).
116 #define map__for_each_symbol(map, pos, n) \
117 dso__for_each_symbol(map->dso, pos, n, map->type)
119 typedef int (*symbol_filter_t)(struct map *map, struct symbol *sym);
121 void map__init(struct map *map, enum map_type type,
122 u64 start, u64 end, u64 pgoff, struct dso *dso);
123 struct map *map__new(struct machine *machine, u64 start, u64 len,
124 u64 pgoff, u32 pid, u32 d_maj, u32 d_min, u64 ino,
125 u64 ino_gen, u32 prot, u32 flags,
126 char *filename, enum map_type type, struct thread *thread);
127 struct map *map__new2(u64 start, struct dso *dso, enum map_type type);
128 void map__delete(struct map *map);
129 struct map *map__clone(struct map *map);
130 int map__overlap(struct map *l, struct map *r);
131 size_t map__fprintf(struct map *map, FILE *fp);
132 size_t map__fprintf_dsoname(struct map *map, FILE *fp);
133 int map__fprintf_srcline(struct map *map, u64 addr, const char *prefix,
136 int map__load(struct map *map, symbol_filter_t filter);
137 struct symbol *map__find_symbol(struct map *map,
138 u64 addr, symbol_filter_t filter);
139 struct symbol *map__find_symbol_by_name(struct map *map, const char *name,
140 symbol_filter_t filter);
141 void map__fixup_start(struct map *map);
142 void map__fixup_end(struct map *map);
144 void map__reloc_vmlinux(struct map *map);
146 size_t __map_groups__fprintf_maps(struct map_groups *mg, enum map_type type,
148 void maps__insert(struct rb_root *maps, struct map *map);
149 void maps__remove(struct rb_root *maps, struct map *map);
150 struct map *maps__find(struct rb_root *maps, u64 addr);
151 struct map *maps__first(struct rb_root *maps);
152 struct map *maps__next(struct map *map);
153 void map_groups__init(struct map_groups *mg);
154 void map_groups__exit(struct map_groups *mg);
155 int map_groups__clone(struct map_groups *mg,
156 struct map_groups *parent, enum map_type type);
157 size_t map_groups__fprintf(struct map_groups *mg, FILE *fp);
159 int maps__set_kallsyms_ref_reloc_sym(struct map **maps, const char *symbol_name,
162 static inline void map_groups__insert(struct map_groups *mg, struct map *map)
164 maps__insert(&mg->maps[map->type], map);
168 static inline void map_groups__remove(struct map_groups *mg, struct map *map)
170 maps__remove(&mg->maps[map->type], map);
173 static inline struct map *map_groups__find(struct map_groups *mg,
174 enum map_type type, u64 addr)
176 return maps__find(&mg->maps[type], addr);
179 static inline struct map *map_groups__first(struct map_groups *mg,
182 return maps__first(&mg->maps[type]);
185 static inline struct map *map_groups__next(struct map *map)
187 return maps__next(map);
190 struct symbol *map_groups__find_symbol(struct map_groups *mg,
191 enum map_type type, u64 addr,
193 symbol_filter_t filter);
195 struct symbol *map_groups__find_symbol_by_name(struct map_groups *mg,
199 symbol_filter_t filter);
201 struct addr_map_symbol;
203 int map_groups__find_ams(struct addr_map_symbol *ams, symbol_filter_t filter);
206 struct symbol *map_groups__find_function_by_name(struct map_groups *mg,
207 const char *name, struct map **mapp,
208 symbol_filter_t filter)
210 return map_groups__find_symbol_by_name(mg, MAP__FUNCTION, name, mapp, filter);
213 int map_groups__fixup_overlappings(struct map_groups *mg, struct map *map,
216 struct map *map_groups__find_by_name(struct map_groups *mg,
217 enum map_type type, const char *name);
219 void map_groups__flush(struct map_groups *mg);
221 #endif /* __PERF_MAP_H */