The attached patch adds list_for_each_entry_safe_reverse() to linux/list.h Signed-Off-By: David Howells <dhowells@xxxxxxxxxx> --- warthog>diffstat -p1 list-foreach-saferev-2614mm2.diff include/linux/list.h | 14 ++++++++++++++ 1 files changed, 14 insertions(+) diff -uNrp linux-2.6.14-mm2/include/linux/list.h linux-2.6.14-mm2-cachefs/include/linux/list.h --- linux-2.6.14-mm2/include/linux/list.h 2005-11-14 16:17:58.000000000 +0000 +++ linux-2.6.14-mm2-cachefs/include/linux/list.h 2005-11-14 16:23:38.000000000 +0000 @@ -450,6 +450,20 @@ static inline void list_splice_init(stru pos = n, n = list_entry(n->member.next, typeof(*n), member)) /** + * list_for_each_entry_safe_reverse - iterate backwards over list of given type safe against + * removal of list entry + * @pos: the type * to use as a loop counter. + * @n: another type * to use as temporary storage + * @head: the head for your list. + * @member: the name of the list_struct within the struct. + */ +#define list_for_each_entry_safe_reverse(pos, n, head, member) \ + for (pos = list_entry((head)->prev, typeof(*pos), member), \ + n = list_entry(pos->member.prev, typeof(*pos), member); \ + &pos->member != (head); \ + pos = n, n = list_entry(n->member.prev, typeof(*n), member)) + +/** * list_for_each_rcu - iterate over an rcu-protected list * @pos: the &struct list_head to use as a loop counter. * @head: the head for your list.
