Lines Matching refs:old
3678 * zc_name old name of dataset
5308 * zc_value full name of old snapshot
5320 dsl_dataset_t *new, *old;
5330 error = dsl_dataset_hold(dp, zc->zc_value, FTAG, &old);
5337 error = dsl_dataset_space_written(old, new, &zc->zc_cookie,
5339 dsl_dataset_rele(old, FTAG);
5361 dsl_dataset_t *new, *old;
5381 error = dsl_dataset_hold(dp, firstsnap, FTAG, &old);
5382 if (error == 0 && !old->ds_is_snapshot) {
5383 dsl_dataset_rele(old, FTAG);
5392 error = dsl_dataset_space_wouldfree(old, new, &used, &comp, &uncomp);
5393 dsl_dataset_rele(old, FTAG);