dsl_dataset_snapshot_sync_impl
dsl_dataset_snapshot_sync_impl(origin_head,
dsl_dataset_snapshot_sync_impl(ds, drc->drc_tosnap, tx);
dsl_dataset_snapshot_sync_impl(ds, atp + 1, tx);
dsl_dataset_snapshot_sync_impl(ds, ddsta->ddsta_snapname, tx);
dsl_dataset_snapshot_sync_impl(ds, ORIGIN_DIR_NAME, tx);
void dsl_dataset_snapshot_sync_impl(dsl_dataset_t *ds, const char *snapname,