Re: [RFC] [Patch 1/6] statistics infrastructure - prerequisite:list operation
Date: Thu May 18 2006 - 00:31:53 EST
On Wed, 17 May 2006 20:50:44 +0200 Martin Peschke wrote:
> This patch adds another list_for_each_* derivate. I can't work around it
> because there is a list that I need to search both ways.
> Signed-off-by: Martin Peschke <mp3@xxxxxxxxxx>
> list.h | 12 ++++++++++++
> 1 files changed, 12 insertions(+)
> diff -Nurp a/include/linux/list.h b/include/linux/list.h
> --- a/include/linux/list.h 2006-05-17 19:02:03.000000000 +0200
> +++ b/include/linux/list.h 2006-05-17 19:05:41.000000000 +0200
> @@ -411,6 +411,18 @@ static inline void list_splice_init(stru
> pos = list_entry(pos->member.next, typeof(*pos), member))
> + * list_for_each_entry_continue_reverse - iterate backwards over list
> + * of given type continuing before existing point
kernel-doc function name and short description need to fit on one line.
(list.h has some other problems like that; I'll fix those up.)
> + * @pos: the type * to use as a loop counter.
> + * @head: the head for your list.
> + * @member: the name of the list_struct within the struct.
> + */
> +#define list_for_each_entry_continue_reverse(pos, head, member) \
> + for (pos = list_entry(pos->member.prev, typeof(*pos), member); \
> + prefetch(pos->member.prev), &pos->member != (head); \
> + pos = list_entry(pos->member.prev, typeof(*pos), member))
> * list_for_each_entry_from - iterate over list of given type
> * continuing from existing point
> * @pos: the type * to use as a loop counter.
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