In NFSv4, an fsid is a 64-bit major number together with a 64-bit
minor number.  In previous versions, an fsid is a single number.
This patch changes 'struct nfs_fattr' accordingly.

--- old/include/linux/nfs_xdr.h	Sun Aug 11 20:27:40 2002
+++ new/include/linux/nfs_xdr.h	Sun Aug 11 20:28:56 2002
@@ -22,13 +22,20 @@ struct nfs_fattr {
 		} nfs3;
 	} du;
 	__u32			rdev;
-	__u64			fsid;
+	union {
+		__u64		nfs3;		/* also nfs2 */
+		struct {
+			__u64	major;
+			__u64	minor;
+		} nfs4;
+	} fsid_u;
 	__u64			fileid;
 	__u64			atime;
 	__u64			mtime;
 	__u64			ctime;
 	unsigned long		timestamp;
 };
+#define fsid			fsid_u.nfs3
 
 #define NFS_ATTR_WCC		0x0001		/* pre-op WCC data    */
 #define NFS_ATTR_FATTR		0x0002		/* post-op attributes */