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authorTony Luck <tony.luck@intel.com>2006-06-23 16:46:23 -0400
committerTony Luck <tony.luck@intel.com>2006-06-23 16:46:23 -0400
commit8cf60e04a131310199d5776e2f9e915f0c468899 (patch)
tree373a68e88e6737713a0a5723d552cdeefffff929 /include/linux/rbtree.h
parent1323523f505606cfd24af6122369afddefc3b09d (diff)
parent95eaa5fa8eb2c345244acd5f65b200b115ae8c65 (diff)
Auto-update from upstream
Diffstat (limited to 'include/linux/rbtree.h')
-rw-r--r--include/linux/rbtree.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/rbtree.h b/include/linux/rbtree.h
index f37006f21664..8d5382e62c08 100644
--- a/include/linux/rbtree.h
+++ b/include/linux/rbtree.h
@@ -132,6 +132,10 @@ static inline void rb_set_color(struct rb_node *rb, int color)
132#define RB_ROOT (struct rb_root) { NULL, } 132#define RB_ROOT (struct rb_root) { NULL, }
133#define rb_entry(ptr, type, member) container_of(ptr, type, member) 133#define rb_entry(ptr, type, member) container_of(ptr, type, member)
134 134
135#define RB_EMPTY_ROOT(root) ((root)->rb_node == NULL)
136#define RB_EMPTY_NODE(node) (rb_parent(node) != node)
137#define RB_CLEAR_NODE(node) (rb_set_parent(node, node))
138
135extern void rb_insert_color(struct rb_node *, struct rb_root *); 139extern void rb_insert_color(struct rb_node *, struct rb_root *);
136extern void rb_erase(struct rb_node *, struct rb_root *); 140extern void rb_erase(struct rb_node *, struct rb_root *);
137 141