1 files changed, 4 insertions, 0 deletions

diff --git a/tools/perf/util/thread.h b/tools/perf/util/thread.h
index bbb37c1a52ee..845d9b62f96f 100644
--- a/tools/perf/util/thread.h
+++ b/tools/perf/util/thread.h
@@ -8,6 +8,7 @@
 struct thread {
         struct rb_node          rb_node;
         struct rb_root          maps;
+        struct list_head        removed_maps;
         pid_t                   pid;
         char                    shortname[3];
         char                    *comm;
@@ -25,6 +26,9 @@ 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);
 
+struct symbol *kernel_maps__find_symbol(const u64 ip, struct map **mapp);
+struct map *kernel_maps__find_by_dso_name(const char *name);
+
 static inline struct map *thread__find_map(struct thread *self, u64 ip)
 {
         return self ? maps__find(&self->maps, ip) : NULL;