33 	struct list_head *next, *prev;  member
39 	(ptr)->next = (ptr); (ptr)->prev = (ptr); \
49 	struct list_head * prev,  in __list_add()  argument
52 	next->prev = add;  in __list_add()
54 	add->prev = prev;  in __list_add()
55 	prev->next = add;  in __list_add()
81 	__list_add(add, head->prev, head);  in list_add_tail()
91 _INLINE_ void __list_del(struct list_head * prev,  in __list_del()  argument
94 	next->prev = prev;  in __list_del()
95 	prev->next = next;  in __list_del()
107 	__list_del(entry->prev, entry->next);  in list_del()
116 	__list_del(entry->prev, entry->next);  in list_del_init()
139 		struct list_head *last = list->prev;  in list_splice()
142 		first->prev = head;  in list_splice()
146 		at->prev = last;  in list_splice()