#ifndef __MEM2NODE_H#define __MEM2NODE_H #include <linux/rbtree.h>#include "env.h" struct phys_entry; struct mem2node {	struct rb_root		 root;	struct phys_entry	*entries;	int			 cnt;}; int  mem2node__init(struct mem2node *map, struct perf_env *env);void mem2node__exit(struct mem2node *map);int  mem2node__node(struct mem2node *map, u64 addr); #endif /* __MEM2NODE_H */