diff options
author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-10-09 21:31:58 +0100 |
---|---|---|
committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-10-09 21:31:58 +0100 |
commit | 9e165acf1b9e37af7c0fa39399b43d0bd8600039 (patch) | |
tree | 7ffdb0ad4c35ac9c19c4096b4f22ccc9b1eeefad /include/linux/list.h | |
parent | 6a4690c22f5da1eb1c898b61b6a80da52fbd976f (diff) | |
parent | 791ccf2e4deeea8426b389fd0f5bb0e9167bb75d (diff) |
Merge branch 'at91' into devel
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 db35ef02e74..969f6e92d08 100644 --- a/include/linux/list.h +++ b/include/linux/list.h @@ -619,6 +619,19 @@ static inline void hlist_add_after(struct hlist_node *n, next->next->pprev = &next->next; } +/* + * Move a list from one list head to another. Fixup the pprev + * reference of the first entry if it exists. + */ +static inline void hlist_move_list(struct hlist_head *old, + struct hlist_head *new) +{ + new->first = old->first; + if (new->first) + new->first->pprev = &new->first; + old->first = NULL; +} + #define hlist_entry(ptr, type, member) container_of(ptr,type,member) #define hlist_for_each(pos, head) \ |