diff --git a/mm/memory.c b/mm/memory.c
index 606da18..8429abc 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -158,6 +158,7 @@
 {
 	trace_rss_stat(mm, member, count);
 }
+EXPORT_SYMBOL(mm_trace_rss_stat);
 
 #if defined(SPLIT_RSS_COUNTING)