#ifndef _NFS_FS_SB#define _NFS_FS_SB#include <linux/nfs.h>struct nfs_server {	struct file *file;	int lock;	struct wait_queue *wait;	int flags;	int rsize;	int wsize;	int timeo;	int retrans;	int acregmin;	int acregmax;	int acdirmin;	int acdirmax;	char hostname[256];};/* * nfs super-block data in memory */struct nfs_sb_info {	struct nfs_server s_server;	struct nfs_fh s_root;};#endif