Lines Matching refs:map
13 #include "map.h"
28 static void __maps__insert(struct maps *maps, struct map *map);
116 void map__init(struct map *map, u64 start, u64 end, u64 pgoff, struct dso *dso)
118 map->start = start;
119 map->end = end;
120 map->pgoff = pgoff;
121 map->reloc = 0;
122 map->dso = dso__get(dso);
123 map->map_ip = map__map_ip;
124 map->unmap_ip = map__unmap_ip;
125 RB_CLEAR_NODE(&map->rb_node);
126 map->erange_warned = false;
127 refcount_set(&map->refcnt, 1);
130 struct map *map__new(struct machine *machine, u64 start, u64 len,
135 struct map *map = malloc(sizeof(*map));
139 if (map != NULL) {
148 map->prot = prot;
149 map->flags = flags;
154 "/tmp/perf-%d.map", nsi->pid);
182 map__init(map, start, start + len, pgoff, dso);
185 map->map_ip = map->unmap_ip = identity__map_ip;
198 return map;
201 free(map);
210 struct map *map__new2(u64 start, struct dso *dso)
212 struct map *map = calloc(1, (sizeof(*map) +
214 if (map != NULL) {
218 map__init(map, start, 0, 0, dso);
221 return map;
224 bool __map__is_kernel(const struct map *map)
226 if (!map->dso->kernel)
228 return machine__kernel_map(map__kmaps((struct map *)map)->machine) == map;
231 bool __map__is_extra_kernel_map(const struct map *map)
233 struct kmap *kmap = __map__kmap((struct map *)map);
238 bool __map__is_bpf_prog(const struct map *map)
242 if (map->dso->binary_type == DSO_BINARY_TYPE__BPF_PROG_INFO)
250 name = map->dso->short_name;
254 bool __map__is_bpf_image(const struct map *map)
258 if (map->dso->binary_type == DSO_BINARY_TYPE__BPF_IMAGE)
266 name = map->dso->short_name;
270 bool __map__is_ool(const struct map *map)
272 return map->dso && map->dso->binary_type == DSO_BINARY_TYPE__OOL;
275 bool map__has_symbols(const struct map *map)
277 return dso__has_symbols(map->dso);
280 static void map__exit(struct map *map)
282 BUG_ON(refcount_read(&map->refcnt) != 0);
283 dso__zput(map->dso);
286 void map__delete(struct map *map)
288 map__exit(map);
289 free(map);
292 void map__put(struct map *map)
294 if (map && refcount_dec_and_test(&map->refcnt))
295 map__delete(map);
298 void map__fixup_start(struct map *map)
300 struct rb_root_cached *symbols = &map->dso->symbols;
304 map->start = sym->start;
308 void map__fixup_end(struct map *map)
310 struct rb_root_cached *symbols = &map->dso->symbols;
314 map->end = sym->end;
320 int map__load(struct map *map)
322 const char *name = map->dso->long_name;
325 if (dso__loaded(map->dso))
328 nr = dso__load(map->dso, map);
330 if (map->dso->has_build_id) {
333 build_id__sprintf(&map->dso->bid, sbuild_id);
360 struct symbol *map__find_symbol(struct map *map, u64 addr)
362 if (map__load(map) < 0)
365 return dso__find_symbol(map->dso, addr);
368 struct symbol *map__find_symbol_by_name(struct map *map, const char *name)
370 if (map__load(map) < 0)
373 if (!dso__sorted_by_name(map->dso))
374 dso__sort_by_name(map->dso);
376 return dso__find_symbol_by_name(map->dso, name);
379 struct map *map__clone(struct map *from)
381 size_t size = sizeof(struct map);
382 struct map *map;
387 map = memdup(from, size);
388 if (map != NULL) {
389 refcount_set(&map->refcnt, 1);
390 RB_CLEAR_NODE(&map->rb_node);
391 dso__get(map->dso);
394 return map;
397 size_t map__fprintf(struct map *map, FILE *fp)
400 map->start, map->end, map->pgoff, map->dso->name);
403 size_t map__fprintf_dsoname(struct map *map, FILE *fp)
408 if (map && map->dso) {
409 if (symbol_conf.show_kernel_path && map->dso->long_name)
410 dsoname = map->dso->long_name;
412 dsoname = map->dso->name;
423 char *map__srcline(struct map *map, u64 addr, struct symbol *sym)
425 if (map == NULL)
427 return get_srcline(map->dso, map__rip_2objdump(map, addr), sym, true, true, addr);
430 int map__fprintf_srcline(struct map *map, u64 addr, const char *prefix,
435 if (map && map->dso) {
436 char *srcline = map__srcline(map, addr, NULL);
452 * @map: memory map
456 * map->dso->adjust_symbols==1 for ET_EXEC-like cases except ET_REL which is
461 u64 map__rip_2objdump(struct map *map, u64 rip)
463 struct kmap *kmap = __map__kmap(map);
468 * main kernel map, so just use that instead.
471 struct map *kernel_map = machine__kernel_map(kmap->kmaps->machine);
474 map = kernel_map;
477 if (!map->dso->adjust_symbols)
480 if (map->dso->rel)
481 return rip - map->pgoff;
487 if (map->dso->kernel == DSO_SPACE__USER)
488 return rip + map->dso->text_offset;
490 return map->unmap_ip(map, rip) - map->reloc;
495 * @map: memory map
499 * objdump and converts it to a memory address. Note this assumes that @map
501 * e.g. map__rip_2objdump(map->map_ip(map, map__objdump_2mem(map, ip))) == ip
505 u64 map__objdump_2mem(struct map *map, u64 ip)
507 if (!map->dso->adjust_symbols)
508 return map->unmap_ip(map, ip);
510 if (map->dso->rel)
511 return map->unmap_ip(map, ip + map->pgoff);
517 if (map->dso->kernel == DSO_SPACE__USER)
518 return map->unmap_ip(map, ip - map->dso->text_offset);
520 return ip + map->reloc;
543 void maps__insert(struct maps *maps, struct map *map)
546 __maps__insert(maps, map);
549 if (map->dso && map->dso->kernel) {
550 struct kmap *kmap = map__kmap(map);
555 pr_err("Internal error: kernel dso with non kernel map\n");
561 * inserted map and resort.
566 struct map **maps_by_name = realloc(maps->maps_by_name, nr_allocate * sizeof(map));
577 maps->maps_by_name[maps->nr_maps - 1] = map;
583 static void __maps__remove(struct maps *maps, struct map *map)
585 rb_erase_init(&map->rb_node, &maps->entries);
586 map__put(map);
589 void maps__remove(struct maps *maps, struct map *map)
592 if (maps->last_search_by_name == map)
595 __maps__remove(maps, map);
604 struct map *pos, *next;
647 struct symbol *maps__find_symbol(struct maps *maps, u64 addr, struct map **mapp)
649 struct map *map = maps__find(maps, addr);
651 /* Ensure map is loaded before using map->map_ip */
652 if (map != NULL && map__load(map) >= 0) {
654 *mapp = map;
655 return map__find_symbol(map, map->map_ip(map, addr));
661 static bool map__contains_symbol(struct map *map, struct symbol *sym)
663 u64 ip = map->unmap_ip(map, sym->start);
665 return ip >= map->start && ip < map->end;
668 struct symbol *maps__find_symbol_by_name(struct maps *maps, const char *name, struct map **mapp)
671 struct map *pos;
697 if (ams->addr < ams->ms.map->start || ams->addr >= ams->ms.map->end) {
700 ams->ms.map = maps__find(maps, ams->addr);
701 if (ams->ms.map == NULL)
705 ams->al_addr = ams->ms.map->map_ip(ams->ms.map, ams->addr);
706 ams->ms.sym = map__find_symbol(ams->ms.map, ams->al_addr);
714 struct map *pos;
732 int maps__fixup_overlappings(struct maps *maps, struct map *map, FILE *fp)
743 * Find first map where end > map->start.
749 struct map *pos = rb_entry(next, struct map, rb_node);
751 if (pos->end > map->start) {
753 if (pos->start <= map->start)
762 struct map *pos = rb_entry(next, struct map, rb_node);
766 * Stop if current map starts after map->end.
769 if (pos->start >= map->end)
776 map->dso->name);
779 map__fprintf(map, fp);
787 * overlapped by the new map:
789 if (map->start > pos->start) {
790 struct map *before = map__clone(pos);
797 before->end = map->start;
804 if (map->end < pos->end) {
805 struct map *after = map__clone(pos);
812 after->start = map->end;
813 after->pgoff += map->end - pos->start;
814 assert(pos->map_ip(pos, map->end) == after->map_ip(after, map->end));
840 struct map *map;
844 maps__for_each_entry(parent, map) {
845 struct map *new = map__clone(map);
866 static void __maps__insert(struct maps *maps, struct map *map)
870 const u64 ip = map->start;
871 struct map *m;
875 m = rb_entry(parent, struct map, rb_node);
882 rb_link_node(&map->rb_node, parent, p);
883 rb_insert_color(&map->rb_node, &maps->entries);
884 map__get(map);
887 struct map *maps__find(struct maps *maps, u64 ip)
890 struct map *m;
896 m = rb_entry(p, struct map, rb_node);
911 struct map *maps__first(struct maps *maps)
916 return rb_entry(first, struct map, rb_node);
920 static struct map *__map__next(struct map *map)
922 struct rb_node *next = rb_next(&map->rb_node);
925 return rb_entry(next, struct map, rb_node);
929 struct map *map__next(struct map *map)
931 return map ? __map__next(map) : NULL;
934 struct kmap *__map__kmap(struct map *map)
936 if (!map->dso || !map->dso->kernel)
938 return (struct kmap *)(map + 1);
941 struct kmap *map__kmap(struct map *map)
943 struct kmap *kmap = __map__kmap(map);
946 pr_err("Internal error: map__kmap with a non-kernel map\n");
950 struct maps *map__kmaps(struct map *map)
952 struct kmap *kmap = map__kmap(map);
955 pr_err("Internal error: map__kmaps with a non-kernel map\n");