int osd_statfs(const struct lu_env *, struct dt_device *, struct obd_statfs *);
extern const struct dt_index_operations osd_acct_index_ops;
int osd_statfs(const struct lu_env *, struct dt_device *, struct obd_statfs *);
extern const struct dt_index_operations osd_acct_index_ops;
extern struct lu_device_operations osd_lu_ops;
extern struct dt_index_operations osd_dir_ops;
int osd_declare_quota(const struct lu_env *env, struct osd_device *osd,
extern struct lu_device_operations osd_lu_ops;
extern struct dt_index_operations osd_dir_ops;
int osd_declare_quota(const struct lu_env *env, struct osd_device *osd,