4 #include <linux/compiler.h>
5 #include <linux/list.h>
6 #include <linux/rbtree.h>
16 #define MAP__NR_TYPES (MAP__VARIABLE + 1)
18 extern const char *map_type__name[MAP__NR_TYPES];
27 struct rb_node rb_node;
28 struct list_head node;
37 u64 (*map_ip)(struct map *, u64);
39 u64 (*unmap_ip)(struct map *, u64);
42 struct map_groups *groups;
46 struct ref_reloc_sym *ref_reloc_sym;
47 struct map_groups *kmaps;
51 struct rb_root maps[MAP__NR_TYPES];
52 struct list_head removed_maps[MAP__NR_TYPES];
53 struct machine *machine;
56 /* Native host kernel uses -1 as pid index in machine */
57 #define HOST_KERNEL_ID (-1)
58 #define DEFAULT_GUEST_KERNEL_ID (0)
61 struct rb_node rb_node;
64 struct list_head user_dsos;
65 struct list_head kernel_dsos;
66 struct map_groups kmaps;
67 struct map *vmlinux_maps[MAP__NR_TYPES];
71 struct map *machine__kernel_map(struct machine *self, enum map_type type)
73 return self->vmlinux_maps[type];
76 static inline struct kmap *map__kmap(struct map *self)
78 return (struct kmap *)(self + 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 __used, u64 ip)
97 /* rip/ip <-> addr suitable for passing to `objdump --start-address=` */
98 u64 map__rip_2objdump(struct map *map, u64 rip);
99 u64 map__objdump_2ip(struct map *map, u64 addr);
103 typedef int (*symbol_filter_t)(struct map *map, struct symbol *sym);
105 void map__init(struct map *self, enum map_type type,
106 u64 start, u64 end, u64 pgoff, struct dso *dso);
107 struct map *map__new(struct list_head *dsos__list, u64 start, u64 len,
108 u64 pgoff, u32 pid, char *filename,
109 enum map_type type, char *cwd, int cwdlen);
110 void map__delete(struct map *self);
111 struct map *map__clone(struct map *self);
112 int map__overlap(struct map *l, struct map *r);
113 size_t map__fprintf(struct map *self, FILE *fp);
115 int map__load(struct map *self, symbol_filter_t filter);
116 struct symbol *map__find_symbol(struct map *self,
117 u64 addr, symbol_filter_t filter);
118 struct symbol *map__find_symbol_by_name(struct map *self, const char *name,
119 symbol_filter_t filter);
120 void map__fixup_start(struct map *self);
121 void map__fixup_end(struct map *self);
123 void map__reloc_vmlinux(struct map *self);
125 size_t __map_groups__fprintf_maps(struct map_groups *self,
126 enum map_type type, int verbose, FILE *fp);
127 void maps__insert(struct rb_root *maps, struct map *map);
128 struct map *maps__find(struct rb_root *maps, u64 addr);
129 void map_groups__init(struct map_groups *self);
130 int map_groups__clone(struct map_groups *self,
131 struct map_groups *parent, enum map_type type);
132 size_t map_groups__fprintf(struct map_groups *self, int verbose, FILE *fp);
133 size_t map_groups__fprintf_maps(struct map_groups *self, int verbose, FILE *fp);
135 typedef void (*machine__process_t)(struct machine *self, void *data);
137 void machines__process(struct rb_root *self, machine__process_t process, void *data);
138 struct machine *machines__add(struct rb_root *self, pid_t pid,
139 const char *root_dir);
140 struct machine *machines__find_host(struct rb_root *self);
141 struct machine *machines__find(struct rb_root *self, pid_t pid);
142 struct machine *machines__findnew(struct rb_root *self, pid_t pid);
143 char *machine__mmap_name(struct machine *self, char *bf, size_t size);
144 int machine__init(struct machine *self, const char *root_dir, pid_t pid);
147 * Default guest kernel is defined by parameter --guestkallsyms
150 static inline bool machine__is_default_guest(struct machine *self)
152 return self ? self->pid == DEFAULT_GUEST_KERNEL_ID : false;
155 static inline bool machine__is_host(struct machine *self)
157 return self ? self->pid == HOST_KERNEL_ID : false;
160 static inline void map_groups__insert(struct map_groups *self, struct map *map)
162 maps__insert(&self->maps[map->type], map);
166 static inline struct map *map_groups__find(struct map_groups *self,
167 enum map_type type, u64 addr)
169 return maps__find(&self->maps[type], addr);
172 struct symbol *map_groups__find_symbol(struct map_groups *self,
173 enum map_type type, u64 addr,
175 symbol_filter_t filter);
177 struct symbol *map_groups__find_symbol_by_name(struct map_groups *self,
181 symbol_filter_t filter);
184 struct symbol *machine__find_kernel_symbol(struct machine *self,
185 enum map_type type, u64 addr,
187 symbol_filter_t filter)
189 return map_groups__find_symbol(&self->kmaps, type, addr, mapp, filter);
193 struct symbol *machine__find_kernel_function(struct machine *self, u64 addr,
195 symbol_filter_t filter)
197 return machine__find_kernel_symbol(self, MAP__FUNCTION, addr, mapp, filter);
201 struct symbol *map_groups__find_function_by_name(struct map_groups *self,
202 const char *name, struct map **mapp,
203 symbol_filter_t filter)
205 return map_groups__find_symbol_by_name(self, MAP__FUNCTION, name, mapp, filter);
208 int map_groups__fixup_overlappings(struct map_groups *self, struct map *map,
209 int verbose, FILE *fp);
211 struct map *map_groups__find_by_name(struct map_groups *self,
212 enum map_type type, const char *name);
213 struct map *machine__new_module(struct machine *self, u64 start, const char *filename);
215 void map_groups__flush(struct map_groups *self);
217 #endif /* __PERF_MAP_H */