1 files changed, 2 insertions, 0 deletions

diff --git a/tools/perf/lib/include/internal/threadmap.h b/tools/perf/lib/include/internal/threadmap.h
index c8088005a9ab..df748baf9eda 100644
--- a/tools/perf/lib/include/internal/threadmap.h
+++ b/tools/perf/lib/include/internal/threadmap.h
@@ -18,4 +18,6 @@ struct perf_thread_map {
         struct thread_map_data map[];
 };
 
+struct perf_thread_map *perf_thread_map__realloc(struct perf_thread_map *map, int nr);
+
 #endif /* __LIBPERF_INTERNAL_THREADMAP_H */