--- zzzz-none-000/linux-2.6.39.4/include/linux/plist.h	2011-08-03 19:43:28.000000000 +0000
+++ puma6-atom-6490-729/linux-2.6.39.4/include/linux/plist.h	2021-11-10 13:38:17.000000000 +0000
@@ -144,7 +144,7 @@
  * @lock:	spinlock protecting the list (debugging)
  */
 static inline void
-plist_head_init(struct plist_head *head, spinlock_t *lock)
+plist_head_init(struct plist_head *head, spinlock_t *lock __attribute__((unused)))
 {
 	INIT_LIST_HEAD(&head->node_list);
 #ifdef CONFIG_DEBUG_PI_LIST
@@ -159,7 +159,7 @@
  * @lock:	raw_spinlock protecting the list (debugging)
  */
 static inline void
-plist_head_init_raw(struct plist_head *head, raw_spinlock_t *lock)
+plist_head_init_raw(struct plist_head *head, raw_spinlock_t *lock __attribute__((unused)))
 {
 	INIT_LIST_HEAD(&head->node_list);
 #ifdef CONFIG_DEBUG_PI_LIST