]>
git.proxmox.com Git - mirror_ubuntu-bionic-kernel.git/blob - tools/perf/util/map.h
4 #include <linux/refcount.h>
5 #include <linux/compiler.h>
6 #include <linux/list.h>
7 #include <linux/rbtree.h>
11 #include <linux/types.h>
18 #define MAP__NR_TYPES (MAP__VARIABLE + 1)
20 extern const char *map_type__name
[MAP__NR_TYPES
];
31 struct rb_node rb_node
;
32 struct list_head node
;
36 u8
/* enum map_type */ type
;
43 u32 maj
, min
; /* only valid for MMAP2 record */
44 u64 ino
; /* only valid for MMAP2 record */
45 u64 ino_generation
;/* only valid for MMAP2 record */
48 u64 (*map_ip
)(struct map
*, u64
);
50 u64 (*unmap_ip
)(struct map
*, u64
);
53 struct map_groups
*groups
;
58 struct ref_reloc_sym
*ref_reloc_sym
;
59 struct map_groups
*kmaps
;
63 struct rb_root entries
;
64 pthread_rwlock_t lock
;
68 struct maps maps
[MAP__NR_TYPES
];
69 struct machine
*machine
;
73 struct map_groups
*map_groups__new(struct machine
*machine
);
74 void map_groups__delete(struct map_groups
*mg
);
75 bool map_groups__empty(struct map_groups
*mg
);
77 static inline struct map_groups
*map_groups__get(struct map_groups
*mg
)
80 refcount_inc(&mg
->refcnt
);
84 void map_groups__put(struct map_groups
*mg
);
86 struct kmap
*map__kmap(struct map
*map
);
87 struct map_groups
*map__kmaps(struct map
*map
);
89 static inline u64
map__map_ip(struct map
*map
, u64 ip
)
91 return ip
- map
->start
+ map
->pgoff
;
94 static inline u64
map__unmap_ip(struct map
*map
, u64 ip
)
96 return ip
+ map
->start
- map
->pgoff
;
99 static inline u64
identity__map_ip(struct map
*map __maybe_unused
, u64 ip
)
105 /* rip/ip <-> addr suitable for passing to `objdump --start-address=` */
106 u64
map__rip_2objdump(struct map
*map
, u64 rip
);
108 /* objdump address -> memory address */
109 u64
map__objdump_2mem(struct map
*map
, u64 ip
);
114 /* map__for_each_symbol - iterate over the symbols in the given map
116 * @map: the 'struct map *' in which symbols itereated
117 * @pos: the 'struct symbol *' to use as a loop cursor
118 * @n: the 'struct rb_node *' to use as a temporary storage
119 * Note: caller must ensure map->dso is not NULL (map is loaded).
121 #define map__for_each_symbol(map, pos, n) \
122 dso__for_each_symbol(map->dso, pos, n, map->type)
124 /* map__for_each_symbol_with_name - iterate over the symbols in the given map
125 * that have the given name
127 * @map: the 'struct map *' in which symbols itereated
128 * @sym_name: the symbol name
129 * @pos: the 'struct symbol *' to use as a loop cursor
131 #define __map__for_each_symbol_by_name(map, sym_name, pos) \
132 for (pos = map__find_symbol_by_name(map, sym_name); \
134 !symbol__match_symbol_name(pos->name, sym_name, \
135 SYMBOL_TAG_INCLUDE__DEFAULT_ONLY); \
136 pos = symbol__next_by_name(pos))
138 #define map__for_each_symbol_by_name(map, sym_name, pos) \
139 __map__for_each_symbol_by_name(map, sym_name, (pos))
141 void map__init(struct map
*map
, enum map_type type
,
142 u64 start
, u64 end
, u64 pgoff
, struct dso
*dso
);
143 struct map
*map__new(struct machine
*machine
, u64 start
, u64 len
,
144 u64 pgoff
, u32 pid
, u32 d_maj
, u32 d_min
, u64 ino
,
145 u64 ino_gen
, u32 prot
, u32 flags
,
146 char *filename
, enum map_type type
, struct thread
*thread
);
147 struct map
*map__new2(u64 start
, struct dso
*dso
, enum map_type type
);
148 void map__delete(struct map
*map
);
149 struct map
*map__clone(struct map
*map
);
151 static inline struct map
*map__get(struct map
*map
)
154 refcount_inc(&map
->refcnt
);
158 void map__put(struct map
*map
);
160 static inline void __map__zput(struct map
**map
)
166 #define map__zput(map) __map__zput(&map)
168 int map__overlap(struct map
*l
, struct map
*r
);
169 size_t map__fprintf(struct map
*map
, FILE *fp
);
170 size_t map__fprintf_dsoname(struct map
*map
, FILE *fp
);
171 int map__fprintf_srcline(struct map
*map
, u64 addr
, const char *prefix
,
174 int map__load(struct map
*map
);
175 struct symbol
*map__find_symbol(struct map
*map
, u64 addr
);
176 struct symbol
*map__find_symbol_by_name(struct map
*map
, const char *name
);
177 void map__fixup_start(struct map
*map
);
178 void map__fixup_end(struct map
*map
);
180 void map__reloc_vmlinux(struct map
*map
);
182 size_t __map_groups__fprintf_maps(struct map_groups
*mg
, enum map_type type
,
184 void maps__insert(struct maps
*maps
, struct map
*map
);
185 void maps__remove(struct maps
*maps
, struct map
*map
);
186 struct map
*maps__find(struct maps
*maps
, u64 addr
);
187 struct map
*maps__first(struct maps
*maps
);
188 struct map
*map__next(struct map
*map
);
189 struct symbol
*maps__find_symbol_by_name(struct maps
*maps
, const char *name
,
191 void map_groups__init(struct map_groups
*mg
, struct machine
*machine
);
192 void map_groups__exit(struct map_groups
*mg
);
193 int map_groups__clone(struct thread
*thread
,
194 struct map_groups
*parent
, enum map_type type
);
195 size_t map_groups__fprintf(struct map_groups
*mg
, FILE *fp
);
197 int maps__set_kallsyms_ref_reloc_sym(struct map
**maps
, const char *symbol_name
,
200 static inline void map_groups__insert(struct map_groups
*mg
, struct map
*map
)
202 maps__insert(&mg
->maps
[map
->type
], map
);
206 static inline void map_groups__remove(struct map_groups
*mg
, struct map
*map
)
208 maps__remove(&mg
->maps
[map
->type
], map
);
211 static inline struct map
*map_groups__find(struct map_groups
*mg
,
212 enum map_type type
, u64 addr
)
214 return maps__find(&mg
->maps
[type
], addr
);
217 static inline struct map
*map_groups__first(struct map_groups
*mg
,
220 return maps__first(&mg
->maps
[type
]);
223 static inline struct map
*map_groups__next(struct map
*map
)
225 return map__next(map
);
228 struct symbol
*map_groups__find_symbol(struct map_groups
*mg
,
229 enum map_type type
, u64 addr
,
232 struct symbol
*map_groups__find_symbol_by_name(struct map_groups
*mg
,
237 struct addr_map_symbol
;
239 int map_groups__find_ams(struct addr_map_symbol
*ams
);
242 struct symbol
*map_groups__find_function_by_name(struct map_groups
*mg
,
243 const char *name
, struct map
**mapp
)
245 return map_groups__find_symbol_by_name(mg
, MAP__FUNCTION
, name
, mapp
);
248 int map_groups__fixup_overlappings(struct map_groups
*mg
, struct map
*map
,
251 struct map
*map_groups__find_by_name(struct map_groups
*mg
,
252 enum map_type type
, const char *name
);
254 bool __map__is_kernel(const struct map
*map
);
256 static inline bool __map__is_kmodule(const struct map
*map
)
258 return !__map__is_kernel(map
);
261 #endif /* __PERF_MAP_H */