int lod_sub_init_llog(const struct lu_env *env, struct lod_device *lod,
struct dt_device *dt);
void lod_sub_fini_llog(const struct lu_env *env,
int lod_sub_init_llog(const struct lu_env *env, struct lod_device *lod,
struct dt_device *dt);
void lod_sub_fini_llog(const struct lu_env *env,