Lines Matching full:map
12 #include "map.h"
24 static void __maps__insert(struct maps *maps, struct map *map);
128 void map__init(struct map *map, u64 start, u64 end, u64 pgoff, struct dso *dso) in map__init() argument
130 map->start = start; in map__init()
131 map->end = end; in map__init()
132 map->pgoff = pgoff; in map__init()
133 map->reloc = 0; in map__init()
134 map->dso = dso__get(dso); in map__init()
135 map->map_ip = map__map_ip; in map__init()
136 map->unmap_ip = map__unmap_ip; in map__init()
137 RB_CLEAR_NODE(&map->rb_node); in map__init()
138 map->groups = NULL; in map__init()
139 map->erange_warned = false; in map__init()
140 refcount_set(&map->refcnt, 1); in map__init()
143 struct map *map__new(struct machine *machine, u64 start, u64 len, in map__new()
148 struct map *map = malloc(sizeof(*map)); in map__new() local
152 if (map != NULL) { in map__new()
162 map->maj = d_maj; in map__new()
163 map->min = d_min; in map__new()
164 map->ino = ino; in map__new()
165 map->ino_generation = ino_gen; in map__new()
166 map->prot = prot; in map__new()
167 map->flags = flags; in map__new()
172 "/tmp/perf-%d.map", nsi->pid); in map__new()
200 map__init(map, start, start + len, pgoff, dso); in map__new()
203 map->map_ip = map->unmap_ip = identity__map_ip; in map__new()
216 return map; in map__new()
219 free(map); in map__new()
228 struct map *map__new2(u64 start, struct dso *dso) in map__new2()
230 struct map *map = calloc(1, (sizeof(*map) + in map__new2() local
232 if (map != NULL) { in map__new2()
236 map__init(map, start, 0, 0, dso); in map__new2()
239 return map; in map__new2()
243 * Use this and __map__is_kmodule() for map instances that are in
244 * machine->kmaps, and thus have map->groups->machine all properly set, to
248 * checks (map->groups != NULL && map->groups->machine != NULL &&
249 * map->dso->kernel) before calling __map__is_{kernel,kmodule}())
251 bool __map__is_kernel(const struct map *map) in __map__is_kernel() argument
253 return machine__kernel_map(map->groups->machine) == map; in __map__is_kernel()
256 bool __map__is_extra_kernel_map(const struct map *map) in __map__is_extra_kernel_map() argument
258 struct kmap *kmap = __map__kmap((struct map *)map); in __map__is_extra_kernel_map()
263 bool map__has_symbols(const struct map *map) in map__has_symbols() argument
265 return dso__has_symbols(map->dso); in map__has_symbols()
268 static void map__exit(struct map *map) in map__exit() argument
270 BUG_ON(!RB_EMPTY_NODE(&map->rb_node)); in map__exit()
271 dso__zput(map->dso); in map__exit()
274 void map__delete(struct map *map) in map__delete() argument
276 map__exit(map); in map__delete()
277 free(map); in map__delete()
280 void map__put(struct map *map) in map__put() argument
282 if (map && refcount_dec_and_test(&map->refcnt)) in map__put()
283 map__delete(map); in map__put()
286 void map__fixup_start(struct map *map) in map__fixup_start() argument
288 struct rb_root *symbols = &map->dso->symbols; in map__fixup_start()
292 map->start = sym->start; in map__fixup_start()
296 void map__fixup_end(struct map *map) in map__fixup_end() argument
298 struct rb_root *symbols = &map->dso->symbols; in map__fixup_end()
302 map->end = sym->end; in map__fixup_end()
308 int map__load(struct map *map) in map__load() argument
310 const char *name = map->dso->long_name; in map__load()
313 if (dso__loaded(map->dso)) in map__load()
316 nr = dso__load(map->dso, map); in map__load()
318 if (map->dso->has_build_id) { in map__load()
321 build_id__sprintf(map->dso->build_id, in map__load()
322 sizeof(map->dso->build_id), in map__load()
352 struct symbol *map__find_symbol(struct map *map, u64 addr) in map__find_symbol() argument
354 if (map__load(map) < 0) in map__find_symbol()
357 return dso__find_symbol(map->dso, addr); in map__find_symbol()
360 struct symbol *map__find_symbol_by_name(struct map *map, const char *name) in map__find_symbol_by_name() argument
362 if (map__load(map) < 0) in map__find_symbol_by_name()
365 if (!dso__sorted_by_name(map->dso)) in map__find_symbol_by_name()
366 dso__sort_by_name(map->dso); in map__find_symbol_by_name()
368 return dso__find_symbol_by_name(map->dso, name); in map__find_symbol_by_name()
371 struct map *map__clone(struct map *from) in map__clone()
373 struct map *map = memdup(from, sizeof(*map)); in map__clone() local
375 if (map != NULL) { in map__clone()
376 refcount_set(&map->refcnt, 1); in map__clone()
377 RB_CLEAR_NODE(&map->rb_node); in map__clone()
378 dso__get(map->dso); in map__clone()
379 map->groups = NULL; in map__clone()
382 return map; in map__clone()
385 size_t map__fprintf(struct map *map, FILE *fp) in map__fprintf() argument
388 map->start, map->end, map->pgoff, map->dso->name); in map__fprintf()
391 size_t map__fprintf_dsoname(struct map *map, FILE *fp) in map__fprintf_dsoname() argument
395 if (map && map->dso) { in map__fprintf_dsoname()
396 if (symbol_conf.show_kernel_path && map->dso->long_name) in map__fprintf_dsoname()
397 dsoname = map->dso->long_name; in map__fprintf_dsoname()
399 dsoname = map->dso->name; in map__fprintf_dsoname()
405 char *map__srcline(struct map *map, u64 addr, struct symbol *sym) in map__srcline() argument
407 if (map == NULL) in map__srcline()
409 return get_srcline(map->dso, map__rip_2objdump(map, addr), sym, true, true, addr); in map__srcline()
412 int map__fprintf_srcline(struct map *map, u64 addr, const char *prefix, in map__fprintf_srcline() argument
417 if (map && map->dso) { in map__fprintf_srcline()
418 char *srcline = map__srcline(map, addr, NULL); in map__fprintf_srcline()
428 * @map: memory map
432 * map->dso->adjust_symbols==1 for ET_EXEC-like cases except ET_REL which is
437 u64 map__rip_2objdump(struct map *map, u64 rip) in map__rip_2objdump() argument
439 struct kmap *kmap = __map__kmap(map); in map__rip_2objdump()
444 * main kernel map, so just use that instead. in map__rip_2objdump()
447 struct map *kernel_map = machine__kernel_map(kmap->kmaps->machine); in map__rip_2objdump()
450 map = kernel_map; in map__rip_2objdump()
453 if (!map->dso->adjust_symbols) in map__rip_2objdump()
456 if (map->dso->rel) in map__rip_2objdump()
457 return rip - map->pgoff; in map__rip_2objdump()
463 if (map->dso->kernel == DSO_TYPE_USER) in map__rip_2objdump()
464 return rip + map->dso->text_offset; in map__rip_2objdump()
466 return map->unmap_ip(map, rip) - map->reloc; in map__rip_2objdump()
471 * @map: memory map
475 * objdump and converts it to a memory address. Note this assumes that @map
477 * e.g. map__rip_2objdump(map->map_ip(map, map__objdump_2mem(map, ip))) == ip
481 u64 map__objdump_2mem(struct map *map, u64 ip) in map__objdump_2mem() argument
483 if (!map->dso->adjust_symbols) in map__objdump_2mem()
484 return map->unmap_ip(map, ip); in map__objdump_2mem()
486 if (map->dso->rel) in map__objdump_2mem()
487 return map->unmap_ip(map, ip + map->pgoff); in map__objdump_2mem()
493 if (map->dso->kernel == DSO_TYPE_USER) in map__objdump_2mem()
494 return map->unmap_ip(map, ip - map->dso->text_offset); in map__objdump_2mem()
496 return ip + map->reloc; in map__objdump_2mem()
518 struct map *pos = rb_entry(next, struct map, rb_node); in __maps__purge()
566 u64 addr, struct map **mapp) in map_groups__find_symbol()
568 struct map *map = map_groups__find(mg, addr); in map_groups__find_symbol() local
570 /* Ensure map is loaded before using map->map_ip */ in map_groups__find_symbol()
571 if (map != NULL && map__load(map) >= 0) { in map_groups__find_symbol()
573 *mapp = map; in map_groups__find_symbol()
574 return map__find_symbol(map, map->map_ip(map, addr)); in map_groups__find_symbol()
580 static bool map__contains_symbol(struct map *map, struct symbol *sym) in map__contains_symbol() argument
582 u64 ip = map->unmap_ip(map, sym->start); in map__contains_symbol()
584 return ip >= map->start && ip < map->end; in map__contains_symbol()
588 struct map **mapp) in maps__find_symbol_by_name()
596 struct map *pos = rb_entry(nd, struct map, rb_node); in maps__find_symbol_by_name()
619 struct map **mapp) in map_groups__find_symbol_by_name()
626 if (ams->addr < ams->map->start || ams->addr >= ams->map->end) { in map_groups__find_ams()
627 if (ams->map->groups == NULL) in map_groups__find_ams()
629 ams->map = map_groups__find(ams->map->groups, ams->addr); in map_groups__find_ams()
630 if (ams->map == NULL) in map_groups__find_ams()
634 ams->al_addr = ams->map->map_ip(ams->map, ams->addr); in map_groups__find_ams()
635 ams->sym = map__find_symbol(ams->map, ams->al_addr); in map_groups__find_ams()
648 struct map *pos = rb_entry(nd, struct map, rb_node); in maps__fprintf()
649 printed += fprintf(fp, "Map:"); in maps__fprintf()
667 static void __map_groups__insert(struct map_groups *mg, struct map *map) in __map_groups__insert() argument
669 __maps__insert(&mg->maps, map); in __map_groups__insert()
670 map->groups = mg; in __map_groups__insert()
673 static int maps__fixup_overlappings(struct maps *maps, struct map *map, FILE *fp) in maps__fixup_overlappings() argument
684 * Find first map where end > map->start. in maps__fixup_overlappings()
690 struct map *pos = rb_entry(next, struct map, rb_node); in maps__fixup_overlappings()
692 if (pos->end > map->start) { in maps__fixup_overlappings()
694 if (pos->start <= map->start) in maps__fixup_overlappings()
703 struct map *pos = rb_entry(next, struct map, rb_node); in maps__fixup_overlappings()
707 * Stop if current map starts after map->end. in maps__fixup_overlappings()
710 if (pos->start >= map->end) in maps__fixup_overlappings()
718 map->dso->name); in maps__fixup_overlappings()
721 map__fprintf(map, fp); in maps__fixup_overlappings()
729 * overlapped by the new map: in maps__fixup_overlappings()
731 if (map->start > pos->start) { in maps__fixup_overlappings()
732 struct map *before = map__clone(pos); in maps__fixup_overlappings()
739 before->end = map->start; in maps__fixup_overlappings()
746 if (map->end < pos->end) { in maps__fixup_overlappings()
747 struct map *after = map__clone(pos); in maps__fixup_overlappings()
754 after->start = map->end; in maps__fixup_overlappings()
755 after->pgoff += map->end - pos->start; in maps__fixup_overlappings()
756 assert(pos->map_ip(pos, map->end) == after->map_ip(after, map->end)); in maps__fixup_overlappings()
775 int map_groups__fixup_overlappings(struct map_groups *mg, struct map *map, in map_groups__fixup_overlappings() argument
778 return maps__fixup_overlappings(&mg->maps, map, fp); in map_groups__fixup_overlappings()
788 struct map *map; in map_groups__clone() local
793 for (map = maps__first(maps); map; map = map__next(map)) { in map_groups__clone()
794 struct map *new = map__clone(map); in map_groups__clone()
812 static void __maps__insert(struct maps *maps, struct map *map) in __maps__insert() argument
816 const u64 ip = map->start; in __maps__insert()
817 struct map *m; in __maps__insert()
821 m = rb_entry(parent, struct map, rb_node); in __maps__insert()
828 rb_link_node(&map->rb_node, parent, p); in __maps__insert()
829 rb_insert_color(&map->rb_node, &maps->entries); in __maps__insert()
830 map__get(map); in __maps__insert()
833 void maps__insert(struct maps *maps, struct map *map) in maps__insert() argument
836 __maps__insert(maps, map); in maps__insert()
840 static void __maps__remove(struct maps *maps, struct map *map) in __maps__remove() argument
842 rb_erase_init(&map->rb_node, &maps->entries); in __maps__remove()
843 map__put(map); in __maps__remove()
846 void maps__remove(struct maps *maps, struct map *map) in maps__remove() argument
849 __maps__remove(maps, map); in maps__remove()
853 struct map *maps__find(struct maps *maps, u64 ip) in maps__find()
856 struct map *m; in maps__find()
863 m = rb_entry(parent, struct map, rb_node); in maps__find()
878 struct map *maps__first(struct maps *maps) in maps__first()
883 return rb_entry(first, struct map, rb_node); in maps__first()
887 struct map *map__next(struct map *map) in map__next() argument
889 struct rb_node *next = rb_next(&map->rb_node); in map__next()
892 return rb_entry(next, struct map, rb_node); in map__next()
896 struct kmap *__map__kmap(struct map *map) in __map__kmap() argument
898 if (!map->dso || !map->dso->kernel) in __map__kmap()
900 return (struct kmap *)(map + 1); in __map__kmap()
903 struct kmap *map__kmap(struct map *map) in map__kmap() argument
905 struct kmap *kmap = __map__kmap(map); in map__kmap()
908 pr_err("Internal error: map__kmap with a non-kernel map\n"); in map__kmap()
912 struct map_groups *map__kmaps(struct map *map) in map__kmaps() argument
914 struct kmap *kmap = map__kmap(map); in map__kmaps()
917 pr_err("Internal error: map__kmaps with a non-kernel map\n"); in map__kmaps()