1 files changed, 9 insertions, 3 deletions

diff --git a/tools/perf/util/thread.h b/tools/perf/util/thread.h
index 693ed1ea10b4..bbb37c1a52ee 100644
--- a/tools/perf/util/thread.h
+++ b/tools/perf/util/thread.h
@@ -2,13 +2,12 @@
 #define __PERF_THREAD_H
 
 #include <linux/rbtree.h>
-#include <linux/list.h>
 #include <unistd.h>
 #include "symbol.h"
 
 struct thread {
         struct rb_node          rb_node;
-        struct list_head        maps;
+        struct rb_root          maps;
         pid_t                   pid;
         char                    shortname[3];
         char                    *comm;
@@ -21,7 +20,14 @@ struct thread *
 register_idle_thread(struct rb_root *threads, struct thread **last_match);
 void thread__insert_map(struct thread *self, struct map *map);
 int thread__fork(struct thread *self, struct thread *parent);
-struct map *thread__find_map(struct thread *self, u64 ip);
 size_t threads__fprintf(FILE *fp, struct rb_root *threads);
 
+void maps__insert(struct rb_root *maps, struct map *map);
+struct map *maps__find(struct rb_root *maps, u64 ip);
+
+static inline struct map *thread__find_map(struct thread *self, u64 ip)
+{
+        return self ? maps__find(&self->maps, ip) : NULL;
+}
+
 #endif  /* __PERF_THREAD_H */