55 static void plist_check_head(struct plist_head *head)  in plist_check_head()  argument
57 	WARN_ON(!head->lock);  in plist_check_head()
58 	if (head->lock)  in plist_check_head()
59 		WARN_ON_SMP(!spin_is_locked(head->lock));  in plist_check_head()
60 	plist_check_list(&head->prio_list);  in plist_check_head()
61 	plist_check_list(&head->node_list);  in plist_check_head()
74 void plist_add(struct plist_node *node, struct plist_head *head)  in plist_add()  argument
78 	plist_check_head(head);  in plist_add()
81 	list_for_each_entry(iter, &head->prio_list, plist.prio_list) {  in plist_add()
96 	plist_check_head(head);  in plist_add()
105 void plist_del(struct plist_node *node, struct plist_head *head)  in plist_del()  argument
107 	plist_check_head(head);  in plist_del()
118 	plist_check_head(head);  in plist_del()