--- zzzz-none-000/linux-2.6.39.4/include/linux/srcu.h	2011-08-03 19:43:28.000000000 +0000
+++ puma6-atom-6490-729/linux-2.6.39.4/include/linux/srcu.h	2021-11-10 13:38:17.000000000 +0000
@@ -100,7 +100,7 @@
 
 #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;
 }