diff --git a/[refs] b/[refs]
index a54707af611d..fe463ed43a42 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: e57cfcdac6badd846a1cd831de54a1359c2d1eea
+refs/heads/master: 645e8cc0c9f01f07f384fd522b782e5e6ae9de18
diff --git a/trunk/kernel/perf_event.c b/trunk/kernel/perf_event.c
index b26cb03c1914..abe1ef47496c 100644
--- a/trunk/kernel/perf_event.c
+++ b/trunk/kernel/perf_event.c
@@ -3903,11 +3903,13 @@ int perf_swevent_get_recursion_context(int **recursion)
 
 	return 0;
 }
+EXPORT_SYMBOL_GPL(perf_swevent_get_recursion_context);
 
 void perf_swevent_put_recursion_context(int *recursion)
 {
 	(*recursion)--;
 }
+EXPORT_SYMBOL_GPL(perf_swevent_put_recursion_context);
 
 static void __do_perf_sw_event(enum perf_type_id type, u32 event_id,
 			       u64 nr, int nmi,