diff --git a/[refs] b/[refs]
index f1cb3f0875d6..ee872bc5d2e1 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: e1ac3614ff606ae03677f47459113f98a19af63c
+refs/heads/master: f738eb1b63edf664da1b4ac76895d988749b2f07
diff --git a/trunk/kernel/perf_counter.c b/trunk/kernel/perf_counter.c
index b8fe7397b902..36f65e2b8b57 100644
--- a/trunk/kernel/perf_counter.c
+++ b/trunk/kernel/perf_counter.c
@@ -2019,6 +2019,10 @@ int perf_counter_task_disable(void)
 	return 0;
 }
 
+#ifndef PERF_COUNTER_INDEX_OFFSET
+# define PERF_COUNTER_INDEX_OFFSET 0
+#endif
+
 static int perf_counter_index(struct perf_counter *counter)
 {
 	if (counter->state != PERF_COUNTER_STATE_ACTIVE)