diff options
Diffstat (limited to 'tools/perf/util/symbol.c')
-rw-r--r-- | tools/perf/util/symbol.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c index d188b7588152..dcce74bae6de 100644 --- a/tools/perf/util/symbol.c +++ b/tools/perf/util/symbol.c @@ -1680,11 +1680,22 @@ struct map *map_groups__find_by_name(struct map_groups *mg, const char *name) { struct maps *maps = &mg->maps; struct map *map; + struct rb_node *node; down_read(&maps->lock); - for (map = maps__first(maps); map; map = map__next(map)) { - if (map->dso && strcmp(map->dso->short_name, name) == 0) + for (node = maps->names.rb_node; node; ) { + int rc; + + map = rb_entry(node, struct map, rb_node_name); + + rc = strcmp(map->dso->short_name, name); + if (rc < 0) + node = node->rb_left; + else if (rc > 0) + node = node->rb_right; + else + goto out_unlock; } |