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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-09-05 14:28:19 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-09-05 14:28:19 -0700 |
| commit | 54e2a3270f4d5f50aefb08630a3c3c758b9c2723 (patch) | |
| tree | 2d28170316f42778217fb16a0df1afe5898a2ce7 /include | |
| parent | 41c9229498a2eb89db1c0a77321c61b448738de4 (diff) | |
| parent | 673d62cc5ea6fca046650f17f77985b112c62322 (diff) | |
| download | lwn-54e2a3270f4d5f50aefb08630a3c3c758b9c2723.tar.gz lwn-54e2a3270f4d5f50aefb08630a3c3c758b9c2723.zip | |
Merge branch 'core/debugobjects' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'core/debugobjects' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
debugobjects: fix lockdep warning
Diffstat (limited to 'include')
| -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 db35ef02e745..969f6e92d089 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) \ |