btrfs-progs: extent-tree: Introduce functions to free in-memory block group cache

[platform/upstream/btrfs-progs.git] / rbtree.h

diff --git a/rbtree.h b/rbtree.h
index 03c06d8..0d4f2bf 100644 (file)
--- a/rbtree.h
+++ b/rbtree.h
@@ -34,6 +34,10 @@
 #include <btrfs/kerncompat.h>
 #endif /* BTRFS_FLAT_INCLUDES */
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 struct rb_node {
        unsigned long  __rb_parent_color;
        struct rb_node *rb_right;
@@ -75,7 +79,7 @@ extern struct rb_node *rb_first_postorder(const struct rb_root *);
 extern struct rb_node *rb_next_postorder(const struct rb_node *);
 
 /* Fast replacement of a single node without remove/rebalance/add/rebalance */
-extern void rb_replace_node(struct rb_node *victim, struct rb_node *new, 
+extern void rb_replace_node(struct rb_node *victim, struct rb_node *new_node,
                            struct rb_root *root);
 
 static inline void rb_link_node(struct rb_node * node, struct rb_node * parent,
@@ -107,4 +111,8 @@ static inline void rb_link_node(struct rb_node * node, struct rb_node * parent,
                        typeof(*pos), field); 1; }); \
             pos = n)
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* _LINUX_RBTREE_H */