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| author | Arnaldo Carvalho de Melo <acme@mandriva.com> | 2006-03-20 17:18:05 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2006-03-20 17:18:05 -0800 |
| commit | d8dcffee860d6b63996923b10f07c91d3d6c2fab (patch) | |
| tree | a4b73c0d435b329f8522c380b22d9d4204a03f97 /include/linux/list.h | |
| parent | 9b07ef5ddaced1e822b1a1fb1da088eb15c45cb4 (diff) | |
| download | blackbird-op-linux-d8dcffee860d6b63996923b10f07c91d3d6c2fab.tar.gz blackbird-op-linux-d8dcffee860d6b63996923b10f07c91d3d6c2fab.zip | |
[LIST]: Introduce list_for_each_entry_safe_from
For iterate over list of given type from existing point safe against removal of
list entry.
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/list.h')
| -rw-r--r-- | include/linux/list.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/list.h b/include/linux/list.h index 47208bd99f9e..beb6e48e116f 100644 --- a/include/linux/list.h +++ b/include/linux/list.h @@ -438,6 +438,19 @@ static inline void list_splice_init(struct list_head *list, pos = n, n = list_entry(n->member.next, typeof(*n), member)) /** + * list_for_each_entry_safe_from - iterate over list of given type + * from existing point 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_from(pos, n, head, member) \ + for (n = list_entry(pos->member.next, typeof(*pos), member); \ + &pos->member != (head); \ + 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. |
