-#define list_for_each_entry(list, pos, member) \
- for (pos = list_entry((list)->head.next, typeof(*pos), member); \
- &pos->member != &(list)->head; \
- pos = list_entry(pos->member.next, typeof(*pos), member))
+#define list_prev_entry(_list, _pos, _member) \
+ list_entry(_pos->_member.prev, typeof(*_pos), _member, _list)
+
+#define list_next_entry(_list, _pos, _member) \
+ list_entry(_pos->_member.next, typeof(*_pos), _member, _list)
+
+#define list_for_each_entry(_list, _pos, _member) \
+ for (_pos = list_entry((_list)->head.next, typeof(*_pos), _member, _list); \
+ _pos; _pos = list_next_entry(_list, _pos, _member))
+
+#define list_for_each_entry_continue(_list, _pos, _member) \
+ for (; _pos; _pos = list_next_entry(_list, _pos, _member))
+
+#define list_for_each_entry_safe(_list, _pos, _tmp, _member) \
+ for (_pos = container_of((_list)->head.next, typeof(*_pos), _member), \
+ _tmp = container_of(_pos->_member.next, typeof(*_pos), \
+ _member); \
+ &_pos->_member != &(_list)->head; \
+ _pos = _tmp, \
+ _tmp = container_of(_tmp->_member.next, typeof(*_pos), _member))
+
+#define DEFINE_LIST(_list) struct list _list = { \
+ .head = { \
+ .next = &_list.head, \
+ .prev = &_list.head \
+ } \
+}
+
+#define STATIC_LIST(_list) static DEFINE_LIST(_list)