diff --git a/[refs] b/[refs]
index c9b9d629aaeb..5648941bc95c 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f6d6d4fcd180f8e47bf6b13fc6cce1e6c156d0ea
+refs/heads/master: 78539fdfa4c21308e90c596f060df8114483862a
diff --git a/trunk/mm/swap.c b/trunk/mm/swap.c
index ee6d71ccfa56..cbb48e721ab9 100644
--- a/trunk/mm/swap.c
+++ b/trunk/mm/swap.c
@@ -384,6 +384,8 @@ unsigned pagevec_lookup(struct pagevec *pvec, struct address_space *mapping,
 	return pagevec_count(pvec);
 }
 
+EXPORT_SYMBOL(pagevec_lookup);
+
 unsigned pagevec_lookup_tag(struct pagevec *pvec, struct address_space *mapping,
 		pgoff_t *index, int tag, unsigned nr_pages)
 {