__rb_insert_augmented
extern void __rb_insert_augmented(struct rb_node *node, struct rb_root *root,
__rb_insert_augmented(node, root, augment->rotate);
EXPORT_SYMBOL(__rb_insert_augmented);
extern void __rb_insert_augmented(struct rb_node *node, struct rb_root *root,
__rb_insert_augmented(node, root, augment->rotate);