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authorMichal Marek <mmarek@suse.cz>2010-10-27 18:15:57 -0400
committerMichal Marek <mmarek@suse.cz>2010-10-27 18:15:57 -0400
commitb74b953b998bcc2db91b694446f3a2619ec32de6 (patch)
tree6ce24caabd730f6ae9287ed0676ec32e6ff31e9d /include/linux/rbtree.h
parentabb438526201c6a79949ad45375c051b6681c253 (diff)
parentf6f94e2ab1b33f0082ac22d71f66385a60d8157f (diff)
Merge commit 'v2.6.36' into kbuild/misc
Update to be able to fix a recent change to scripts/basic/docproc.c (commit eda603f).
Diffstat (limited to 'include/linux/rbtree.h')
-rw-r--r--include/linux/rbtree.h16
1 files changed, 12 insertions, 4 deletions
diff --git a/include/linux/rbtree.h b/include/linux/rbtree.h
index 9c295411d01f..7066acb2c530 100644
--- a/include/linux/rbtree.h
+++ b/include/linux/rbtree.h
@@ -25,10 +25,10 @@
25 25
26 Some example of insert and search follows here. The search is a plain 26 Some example of insert and search follows here. The search is a plain
27 normal search over an ordered tree. The insert instead must be implemented 27 normal search over an ordered tree. The insert instead must be implemented
28 int two steps: as first thing the code must insert the element in 28 in two steps: First, the code must insert the element in order as a red leaf
29 order as a red leaf in the tree, then the support library function 29 in the tree, and then the support library function rb_insert_color() must
30 rb_insert_color() must be called. Such function will do the 30 be called. Such function will do the not trivial work to rebalance the
31 not trivial work to rebalance the rbtree if necessary. 31 rbtree, if necessary.
32 32
33----------------------------------------------------------------------- 33-----------------------------------------------------------------------
34static inline struct page * rb_search_page_cache(struct inode * inode, 34static inline struct page * rb_search_page_cache(struct inode * inode,
@@ -139,6 +139,14 @@ static inline void rb_set_color(struct rb_node *rb, int color)
139extern void rb_insert_color(struct rb_node *, struct rb_root *); 139extern void rb_insert_color(struct rb_node *, struct rb_root *);
140extern void rb_erase(struct rb_node *, struct rb_root *); 140extern void rb_erase(struct rb_node *, struct rb_root *);
141 141
142typedef void (*rb_augment_f)(struct rb_node *node, void *data);
143
144extern void rb_augment_insert(struct rb_node *node,
145 rb_augment_f func, void *data);
146extern struct rb_node *rb_augment_erase_begin(struct rb_node *node);
147extern void rb_augment_erase_end(struct rb_node *node,
148 rb_augment_f func, void *data);
149
142/* Find logical next and previous nodes in a tree */ 150/* Find logical next and previous nodes in a tree */
143extern struct rb_node *rb_next(const struct rb_node *); 151extern struct rb_node *rb_next(const struct rb_node *);
144extern struct rb_node *rb_prev(const struct rb_node *); 152extern struct rb_node *rb_prev(const struct rb_node *);