extern struct bhv_vfsops xfs_dmops;
+#ifdef CONFIG_XFS_DMAPI
+void xfs_dm_init(struct file_system_type *);
+void xfs_dm_exit(struct file_system_type *);
+#define XFS_DM_INIT(fstype) xfs_dm_init(fstype)
+#define XFS_DM_EXIT(fstype) xfs_dm_exit(fstype)
+#else
+#define XFS_DM_INIT(fstype)
+#define XFS_DM_EXIT(fstype)
+#endif
+
#endif /* __XFS_DMAPI_H__ */