diff options
author | Li Zefan <lizf@cn.fujitsu.com> | 2010-02-08 18:18:22 -0500 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2010-02-10 14:12:06 -0500 |
commit | 66655de6d132b726be64c324bc3f9ea366d20697 (patch) | |
tree | d88c42a19de245e4a81337eef6bf06555586005d /include/linux | |
parent | b1109bf085c8dd69537b7876ea83f914dd1fe46a (diff) |
seq_file: Add helpers for iteration over a hlist
Some places in kernel need to iterate over a hlist in seq_file,
so provide some common helpers.
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/seq_file.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/seq_file.h b/include/linux/seq_file.h index 8366d8f12e53..c95bcdc18f4c 100644 --- a/include/linux/seq_file.h +++ b/include/linux/seq_file.h | |||
@@ -135,4 +135,15 @@ extern struct list_head *seq_list_start_head(struct list_head *head, | |||
135 | extern struct list_head *seq_list_next(void *v, struct list_head *head, | 135 | extern struct list_head *seq_list_next(void *v, struct list_head *head, |
136 | loff_t *ppos); | 136 | loff_t *ppos); |
137 | 137 | ||
138 | /* | ||
139 | * Helpers for iteration over hlist_head-s in seq_files | ||
140 | */ | ||
141 | |||
142 | extern struct hlist_node *seq_hlist_start(struct hlist_head *head, | ||
143 | loff_t pos); | ||
144 | extern struct hlist_node *seq_hlist_start_head(struct hlist_head *head, | ||
145 | loff_t pos); | ||
146 | extern struct hlist_node *seq_hlist_next(void *v, struct hlist_head *head, | ||
147 | loff_t *ppos); | ||
148 | |||
138 | #endif | 149 | #endif |