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authorLinus Torvalds <torvalds@linux-foundation.org>2010-07-06 17:16:09 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-07-06 17:16:09 -0700
commit47a716cf0ca981b9549ec9815122ada7a0ff707c (patch)
tree9b949cce3f111c41478b6bbe404b7fdf525ef45f /include
parent1cc9629402b1eba0d4e21b2cc43eec9bd737f9bd (diff)
parentb945d6b2554d550fe95caadc61e521c0ad71fb9c (diff)
Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: rbtree: Undo augmented trees performance damage and regression x86, Calgary: Limit the max PHB number to 256
Diffstat (limited to 'include')
-rw-r--r--include/linux/rbtree.h13
1 files changed, 9 insertions, 4 deletions
diff --git a/include/linux/rbtree.h b/include/linux/rbtree.h
index fe1872e5b37..7066acb2c53 100644
--- a/include/linux/rbtree.h
+++ b/include/linux/rbtree.h
@@ -110,7 +110,6 @@ struct rb_node
struct rb_root
{
struct rb_node *rb_node;
- void (*augment_cb)(struct rb_node *node);
};
@@ -130,9 +129,7 @@ static inline void rb_set_color(struct rb_node *rb, int color)
rb->rb_parent_color = (rb->rb_parent_color & ~1) | color;
}
-#define RB_ROOT (struct rb_root) { NULL, NULL, }
-#define RB_AUGMENT_ROOT(x) (struct rb_root) { NULL, x}
-
+#define RB_ROOT (struct rb_root) { NULL, }
#define rb_entry(ptr, type, member) container_of(ptr, type, member)
#define RB_EMPTY_ROOT(root) ((root)->rb_node == NULL)
@@ -142,6 +139,14 @@ static inline void rb_set_color(struct rb_node *rb, int color)
extern void rb_insert_color(struct rb_node *, struct rb_root *);
extern void rb_erase(struct rb_node *, struct rb_root *);
+typedef void (*rb_augment_f)(struct rb_node *node, void *data);
+
+extern void rb_augment_insert(struct rb_node *node,
+ rb_augment_f func, void *data);
+extern struct rb_node *rb_augment_erase_begin(struct rb_node *node);
+extern void rb_augment_erase_end(struct rb_node *node,
+ rb_augment_f func, void *data);
+
/* Find logical next and previous nodes in a tree */
extern struct rb_node *rb_next(const struct rb_node *);
extern struct rb_node *rb_prev(const struct rb_node *);