1 files changed, 2 insertions, 2 deletions

diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
index 17003efa0b39..6e1da1ea6311 100644
--- a/tools/perf/util/symbol.h
+++ b/tools/perf/util/symbol.h
@@ -113,8 +113,8 @@ size_t kernel_maps__fprintf(FILE *fp);
 
 int symbol__init(struct symbol_conf *conf);
 
-struct thread;
-struct thread *kthread;
+struct map_groups;
+struct map_groups *kmaps;
 extern struct list_head dsos__user, dsos__kernel;
 extern struct dso *vdso;
 #endif /* __PERF_SYMBOL */