1#include <linux/init.h>
 2#include <linux/interval_tree.h>
 3#include <linux/interval_tree_generic.h>
 4
 5#define START(node) ((node)->start)
 6#define LAST(node)  ((node)->last)
 7
 8INTERVAL_TREE_DEFINE(struct interval_tree_node, rb,
 9		     unsigned long, __subtree_last,
10		     START, LAST,, interval_tree)