diff options
Diffstat (limited to 'tools/perf/util/symbol.c')
-rw-r--r-- | tools/perf/util/symbol.c | 91 |
1 files changed, 44 insertions, 47 deletions
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c index db9667aacb88..3b379b1296f1 100644 --- a/tools/perf/util/symbol.c +++ b/tools/perf/util/symbol.c @@ -239,9 +239,8 @@ void symbols__fixup_end(struct rb_root_cached *symbols) curr->end = roundup(curr->start, 4096) + 4096; } -void map_groups__fixup_end(struct map_groups *mg) +void maps__fixup_end(struct maps *maps) { - struct maps *maps = &mg->maps; struct map *prev = NULL, *curr; down_write(&maps->lock); @@ -698,7 +697,7 @@ static int dso__load_all_kallsyms(struct dso *dso, const char *filename) return kallsyms__parse(filename, dso, map__process_kallsym_symbol); } -static int map_groups__split_kallsyms_for_kcore(struct map_groups *kmaps, struct dso *dso) +static int maps__split_kallsyms_for_kcore(struct maps *kmaps, struct dso *dso) { struct map *curr_map; struct symbol *pos; @@ -724,7 +723,7 @@ static int map_groups__split_kallsyms_for_kcore(struct map_groups *kmaps, struct if (module) *module = '\0'; - curr_map = map_groups__find(kmaps, pos->start); + curr_map = maps__find(kmaps, pos->start); if (!curr_map) { symbol__delete(pos); @@ -751,8 +750,8 @@ static int map_groups__split_kallsyms_for_kcore(struct map_groups *kmaps, struct * kernel range is broken in several maps, named [kernel].N, as we don't have * the original ELF section names vmlinux have. */ -static int map_groups__split_kallsyms(struct map_groups *kmaps, struct dso *dso, u64 delta, - struct map *initial_map) +static int maps__split_kallsyms(struct maps *kmaps, struct dso *dso, u64 delta, + struct map *initial_map) { struct machine *machine; struct map *curr_map = initial_map; @@ -797,7 +796,7 @@ static int map_groups__split_kallsyms(struct map_groups *kmaps, struct dso *dso, dso__set_loaded(curr_map->dso); } - curr_map = map_groups__find_by_name(kmaps, module); + curr_map = maps__find_by_name(kmaps, module); if (curr_map == NULL) { pr_debug("%s/proc/{kallsyms,modules} " "inconsistency while looking " @@ -864,7 +863,7 @@ static int map_groups__split_kallsyms(struct map_groups *kmaps, struct dso *dso, } curr_map->map_ip = curr_map->unmap_ip = identity__map_ip; - map_groups__insert(kmaps, curr_map); + maps__insert(kmaps, curr_map); ++kernel_range; } else if (delta) { /* Kernel was relocated at boot time */ @@ -1049,8 +1048,7 @@ out_delete_from: return ret; } -static int do_validate_kcore_modules(const char *filename, - struct map_groups *kmaps) +static int do_validate_kcore_modules(const char *filename, struct maps *kmaps) { struct rb_root modules = RB_ROOT; struct map *old_map; @@ -1060,7 +1058,7 @@ static int do_validate_kcore_modules(const char *filename, if (err) return err; - map_groups__for_each_entry(kmaps, old_map) { + maps__for_each_entry(kmaps, old_map) { struct module_info *mi; if (!__map__is_kmodule(old_map)) { @@ -1107,7 +1105,7 @@ static bool filename_from_kallsyms_filename(char *filename, static int validate_kcore_modules(const char *kallsyms_filename, struct map *map) { - struct map_groups *kmaps = map__kmaps(map); + struct maps *kmaps = map__kmaps(map); char modules_filename[PATH_MAX]; if (!kmaps) @@ -1167,15 +1165,15 @@ static int kcore_mapfn(u64 start, u64 len, u64 pgoff, void *data) } /* - * Merges map into map_groups by splitting the new map - * within the existing map regions. + * Merges map into maps by splitting the new map within the existing map + * regions. */ -int map_groups__merge_in(struct map_groups *kmaps, struct map *new_map) +int maps__merge_in(struct maps *kmaps, struct map *new_map) { struct map *old_map; LIST_HEAD(merged); - map_groups__for_each_entry(kmaps, old_map) { + maps__for_each_entry(kmaps, old_map) { /* no overload with this one */ if (new_map->end < old_map->start || new_map->start >= old_map->end) @@ -1232,12 +1230,12 @@ int map_groups__merge_in(struct map_groups *kmaps, struct map *new_map) while (!list_empty(&merged)) { old_map = list_entry(merged.next, struct map, node); list_del_init(&old_map->node); - map_groups__insert(kmaps, old_map); + maps__insert(kmaps, old_map); map__put(old_map); } if (new_map) { - map_groups__insert(kmaps, new_map); + maps__insert(kmaps, new_map); map__put(new_map); } return 0; @@ -1246,7 +1244,7 @@ int map_groups__merge_in(struct map_groups *kmaps, struct map *new_map) static int dso__load_kcore(struct dso *dso, struct map *map, const char *kallsyms_filename) { - struct map_groups *kmaps = map__kmaps(map); + struct maps *kmaps = map__kmaps(map); struct kcore_mapfn_data md; struct map *old_map, *new_map, *replacement_map = NULL, *next; struct machine *machine; @@ -1295,14 +1293,14 @@ static int dso__load_kcore(struct dso *dso, struct map *map, } /* Remove old maps */ - map_groups__for_each_entry_safe(kmaps, old_map, next) { + maps__for_each_entry_safe(kmaps, old_map, next) { /* * We need to preserve eBPF maps even if they are * covered by kcore, because we need to access * eBPF dso for source data. */ if (old_map != map && !__map__is_bpf_prog(old_map)) - map_groups__remove(kmaps, old_map); + maps__remove(kmaps, old_map); } machine->trampolines_mapped = false; @@ -1331,8 +1329,8 @@ static int dso__load_kcore(struct dso *dso, struct map *map, map->unmap_ip = new_map->unmap_ip; /* Ensure maps are correctly ordered */ map__get(map); - map_groups__remove(kmaps, map); - map_groups__insert(kmaps, map); + maps__remove(kmaps, map); + maps__insert(kmaps, map); map__put(map); map__put(new_map); } else { @@ -1341,7 +1339,7 @@ static int dso__load_kcore(struct dso *dso, struct map *map, * and ensure that current maps (eBPF) * stay intact. */ - if (map_groups__merge_in(kmaps, new_map)) + if (maps__merge_in(kmaps, new_map)) goto out_err; } } @@ -1433,9 +1431,9 @@ int __dso__load_kallsyms(struct dso *dso, const char *filename, dso->symtab_type = DSO_BINARY_TYPE__KALLSYMS; if (!no_kcore && !dso__load_kcore(dso, map, filename)) - return map_groups__split_kallsyms_for_kcore(kmap->kmaps, dso); + return maps__split_kallsyms_for_kcore(kmap->kmaps, dso); else - return map_groups__split_kallsyms(kmap->kmaps, dso, delta, map); + return maps__split_kallsyms(kmap->kmaps, dso, delta, map); } int dso__load_kallsyms(struct dso *dso, const char *filename, @@ -1772,68 +1770,67 @@ static int map__strcmp_name(const void *name, const void *b) return strcmp(name, map->dso->short_name); } -void __map_groups__sort_by_name(struct map_groups *mg) +void __maps__sort_by_name(struct maps *maps) { - qsort(mg->maps_by_name, mg->nr_maps, sizeof(struct map *), map__strcmp); + qsort(maps->maps_by_name, maps->nr_maps, sizeof(struct map *), map__strcmp); } -static int map__groups__sort_by_name_from_rbtree(struct map_groups *mg) +static int map__groups__sort_by_name_from_rbtree(struct maps *maps) { struct map *map; - struct map **maps_by_name = realloc(mg->maps_by_name, mg->nr_maps * sizeof(map)); + struct map **maps_by_name = realloc(maps->maps_by_name, maps->nr_maps * sizeof(map)); int i = 0; if (maps_by_name == NULL) return -1; - mg->maps_by_name = maps_by_name; - mg->nr_maps_allocated = mg->nr_maps; + maps->maps_by_name = maps_by_name; + maps->nr_maps_allocated = maps->nr_maps; - maps__for_each_entry(&mg->maps, map) + maps__for_each_entry(maps, map) maps_by_name[i++] = map; - __map_groups__sort_by_name(mg); + __maps__sort_by_name(maps); return 0; } -static struct map *__map_groups__find_by_name(struct map_groups *mg, const char *name) +static struct map *__maps__find_by_name(struct maps *maps, const char *name) { struct map **mapp; - if (mg->maps_by_name == NULL && - map__groups__sort_by_name_from_rbtree(mg)) + if (maps->maps_by_name == NULL && + map__groups__sort_by_name_from_rbtree(maps)) return NULL; - mapp = bsearch(name, mg->maps_by_name, mg->nr_maps, sizeof(*mapp), map__strcmp_name); + mapp = bsearch(name, maps->maps_by_name, maps->nr_maps, sizeof(*mapp), map__strcmp_name); if (mapp) return *mapp; return NULL; } -struct map *map_groups__find_by_name(struct map_groups *mg, const char *name) +struct map *maps__find_by_name(struct maps *maps, const char *name) { - struct maps *maps = &mg->maps; struct map *map; down_read(&maps->lock); - if (mg->last_search_by_name && strcmp(mg->last_search_by_name->dso->short_name, name) == 0) { - map = mg->last_search_by_name; + if (maps->last_search_by_name && strcmp(maps->last_search_by_name->dso->short_name, name) == 0) { + map = maps->last_search_by_name; goto out_unlock; } /* - * If we have mg->maps_by_name, then the name isn't in the rbtree, - * as mg->maps_by_name mirrors the rbtree when lookups by name are + * If we have maps->maps_by_name, then the name isn't in the rbtree, + * as maps->maps_by_name mirrors the rbtree when lookups by name are * made. */ - map = __map_groups__find_by_name(mg, name); - if (map || mg->maps_by_name != NULL) + map = __maps__find_by_name(maps, name); + if (map || maps->maps_by_name != NULL) goto out_unlock; /* Fallback to traversing the rbtree... */ maps__for_each_entry(maps, map) if (strcmp(map->dso->short_name, name) == 0) { - mg->last_search_by_name = map; + maps->last_search_by_name = map; goto out_unlock; } |