diff --git a/[refs] b/[refs]
index 2d098463f041..43f6634b1299 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 966f58c2f6df826f385706673a9bb1edcfd3499a
+refs/heads/master: dc87917501e324701dbfb249def44054b5220187
diff --git a/trunk/kernel/srcu.c b/trunk/kernel/srcu.c
index e0139a274856..a43211c92863 100644
--- a/trunk/kernel/srcu.c
+++ b/trunk/kernel/srcu.c
@@ -193,7 +193,14 @@ static bool srcu_readers_active_idx_check(struct srcu_struct *sp, int idx)
  */
 static int srcu_readers_active(struct srcu_struct *sp)
 {
-	return srcu_readers_active_idx(sp, 0) + srcu_readers_active_idx(sp, 1);
+	int cpu;
+	unsigned long sum = 0;
+
+	for_each_possible_cpu(cpu) {
+		sum += ACCESS_ONCE(per_cpu_ptr(sp->per_cpu_ref, cpu)->c[0]);
+		sum += ACCESS_ONCE(per_cpu_ptr(sp->per_cpu_ref, cpu)->c[1]);
+	}
+	return sum;
 }
 
 /**