252 	dsl_dataset_t *ds;  in dsl_pool_open()  local
276 		    dsl_dir_phys(dd)->dd_head_dataset_obj, FTAG, &ds);  in dsl_pool_open()
279 			    dsl_dataset_phys(ds)->ds_prev_snap_obj, dp,  in dsl_pool_open()
281 			dsl_dataset_rele(ds, FTAG);  in dsl_pool_open()
451 	dsl_dataset_t *ds;  in dsl_pool_create()  local
513 	    DS_HOLD_FLAG_DECRYPT, FTAG, &ds));  in dsl_pool_create()
517 		rrw_enter(&ds->ds_bp_rwlock, RW_READER, FTAG);  in dsl_pool_create()
518 		os = dmu_objset_create_impl(dp->dp_spa, ds,  in dsl_pool_create()
519 		    dsl_dataset_get_blkptr(ds), DMU_OST_ZFS, tx);  in dsl_pool_create()
520 		rrw_exit(&ds->ds_bp_rwlock, FTAG);  in dsl_pool_create()
524 	dsl_dataset_rele_flags(ds, DS_HOLD_FLAG_DECRYPT, FTAG);  in dsl_pool_create()
603 	dsl_dataset_t *ds;  in dsl_pool_sync()  local
633 	while ((ds = txg_list_remove(&dp->dp_dirty_datasets, txg)) != NULL) {  in dsl_pool_sync()
639 		ASSERT(!list_link_active(&ds->ds_synced_link));  in dsl_pool_sync()
640 		list_insert_tail(&synced_datasets, ds);  in dsl_pool_sync()
641 		dsl_dataset_sync(ds, zio, tx);  in dsl_pool_sync()
670 	for (ds = list_head(&synced_datasets); ds != NULL;  in dsl_pool_sync()
671 	    ds = list_next(&synced_datasets, ds)) {  in dsl_pool_sync()
672 		dmu_objset_do_userquota_updates(ds->ds_objset, tx);  in dsl_pool_sync()
684 	while ((ds = txg_list_remove(&dp->dp_dirty_datasets, txg)) != NULL) {  in dsl_pool_sync()
685 		objset_t *os = ds->ds_objset;  in dsl_pool_sync()
687 		ASSERT(list_link_active(&ds->ds_synced_link));  in dsl_pool_sync()
688 		dmu_buf_rele(ds->ds_dbuf, ds);  in dsl_pool_sync()
689 		dsl_dataset_sync(ds, zio, tx);  in dsl_pool_sync()
698 			ASSERT3P(ds->ds_key_mapping, !=, NULL);  in dsl_pool_sync()
699 			key_mapping_rele(dp->dp_spa, ds->ds_key_mapping, ds);  in dsl_pool_sync()
712 	while ((ds = list_remove_head(&synced_datasets)) != NULL) {  in dsl_pool_sync()
713 		objset_t *os = ds->ds_objset;  in dsl_pool_sync()
717 			ASSERT3P(ds->ds_key_mapping, !=, NULL);  in dsl_pool_sync()
718 			key_mapping_rele(dp->dp_spa, ds->ds_key_mapping, ds);  in dsl_pool_sync()
721 		dsl_dataset_sync_done(ds, tx);  in dsl_pool_sync()
778 		dsl_dataset_t *ds = dmu_objset_ds(zilog->zl_os);  in dsl_pool_sync_done()  local
788 		dmu_buf_rele(ds->ds_dbuf, zilog);  in dsl_pool_sync_done()
918 	dsl_dataset_t *ds, *prev = NULL;  in upgrade_clones_cb()  local
921 	err = dsl_dataset_hold_obj(dp, hds->ds_object, FTAG, &ds);  in upgrade_clones_cb()
925 	while (dsl_dataset_phys(ds)->ds_prev_snap_obj != 0) {  in upgrade_clones_cb()
927 		    dsl_dataset_phys(ds)->ds_prev_snap_obj, FTAG, &prev);  in upgrade_clones_cb()
929 			dsl_dataset_rele(ds, FTAG);  in upgrade_clones_cb()
933 		if (dsl_dataset_phys(prev)->ds_next_snap_obj != ds->ds_object)  in upgrade_clones_cb()
935 		dsl_dataset_rele(ds, FTAG);  in upgrade_clones_cb()
936 		ds = prev;  in upgrade_clones_cb()
947 		rrw_enter(&ds->ds_bp_rwlock, RW_READER, FTAG);  in upgrade_clones_cb()
949 		rrw_exit(&ds->ds_bp_rwlock, FTAG);  in upgrade_clones_cb()
952 		if (ds->ds_object == prev->ds_object) {  in upgrade_clones_cb()
953 			dsl_dataset_rele(ds, FTAG);  in upgrade_clones_cb()
957 		dmu_buf_will_dirty(ds->ds_dbuf, tx);  in upgrade_clones_cb()
958 		dsl_dataset_phys(ds)->ds_prev_snap_obj = prev->ds_object;  in upgrade_clones_cb()
959 		dsl_dataset_phys(ds)->ds_prev_snap_txg =  in upgrade_clones_cb()
962 		dmu_buf_will_dirty(ds->ds_dir->dd_dbuf, tx);  in upgrade_clones_cb()
963 		dsl_dir_phys(ds->ds_dir)->dd_origin_obj = prev->ds_object;  in upgrade_clones_cb()
968 		if (dsl_dataset_phys(ds)->ds_next_snap_obj == 0) {  in upgrade_clones_cb()
969 			ASSERT(ds->ds_prev == NULL);  in upgrade_clones_cb()
971 			    dsl_dataset_phys(ds)->ds_prev_snap_obj,  in upgrade_clones_cb()
972 			    ds, &ds->ds_prev));  in upgrade_clones_cb()
976 	ASSERT3U(dsl_dir_phys(ds->ds_dir)->dd_origin_obj, ==, prev->ds_object);  in upgrade_clones_cb()
977 	ASSERT3U(dsl_dataset_phys(ds)->ds_prev_snap_obj, ==, prev->ds_object);  in upgrade_clones_cb()
986 	    dsl_dataset_phys(prev)->ds_next_clones_obj, ds->ds_object, tx));  in upgrade_clones_cb()
988 	dsl_dataset_rele(ds, FTAG);  in upgrade_clones_cb()
1006 upgrade_dir_clones_cb(dsl_pool_t *dp, dsl_dataset_t *ds, void *arg)  in upgrade_dir_clones_cb()  argument
1011 	if (dsl_dir_phys(ds->ds_dir)->dd_origin_obj != 0) {  in upgrade_dir_clones_cb()
1015 		    dsl_dir_phys(ds->ds_dir)->dd_origin_obj, FTAG, &origin));  in upgrade_dir_clones_cb()
1026 		    ds->ds_object, tx));  in upgrade_dir_clones_cb()
1062 	dsl_dataset_t *ds;  in dsl_pool_create_origin()  local
1071 	VERIFY0(dsl_dataset_hold_obj(dp, dsobj, FTAG, &ds));  in dsl_pool_create_origin()
1072 	dsl_dataset_snapshot_sync_impl(ds, ORIGIN_DIR_NAME, tx);  in dsl_pool_create_origin()
1073 	VERIFY0(dsl_dataset_hold_obj(dp, dsl_dataset_phys(ds)->ds_prev_snap_obj,  in dsl_pool_create_origin()
1075 	dsl_dataset_rele(ds, FTAG);  in dsl_pool_create_origin()