--- zzzz-none-000/linux-4.1.38/include/linux/srcu.h	2017-01-18 18:48:06.000000000 +0000
+++ bcm63-7582-715/linux-4.1.38/include/linux/srcu.h	2020-11-25 10:06:48.000000000 +0000
@@ -162,7 +162,7 @@
 
 #else /* #ifdef CONFIG_DEBUG_LOCK_ALLOC */
 
-static inline int srcu_read_lock_held(struct srcu_struct *sp)
+static inline int srcu_read_lock_held(struct srcu_struct *sp __attribute__((unused)))
 {
 	return 1;
 }