156     dsl_dataset_t *ds_next, boolean_t after_branch_point, dmu_tx_t *tx)  in process_old_deadlist()  argument
164 	ASSERT(ds_next->ds_deadlist.dl_oldfmt);  in process_old_deadlist()
170 	VERIFY0(bpobj_iterate(&ds_next->ds_deadlist.dl_bpobj,  in process_old_deadlist()
181 	dsl_deadlist_close(&ds_next->ds_deadlist);  in process_old_deadlist()
184 	    dsl_dataset_phys(ds_next)->ds_deadlist_obj;  in process_old_deadlist()
185 	dsl_dataset_phys(ds_next)->ds_deadlist_obj = deadlist_obj;  in process_old_deadlist()
188 	VERIFY0(dsl_deadlist_open(&ds_next->ds_deadlist, mos,  in process_old_deadlist()
189 	    dsl_dataset_phys(ds_next)->ds_deadlist_obj));  in process_old_deadlist()
275 dsl_destroy_snapshot_handle_remaps(dsl_dataset_t *ds, dsl_dataset_t *ds_next,  in dsl_destroy_snapshot_handle_remaps()  argument
281 	if (dsl_dataset_remap_deadlist_exists(ds_next)) {  in dsl_destroy_snapshot_handle_remaps()
285 		dsl_deadlist_move_bpobj(&ds_next->ds_remap_deadlist,  in dsl_destroy_snapshot_handle_remaps()
296 		mutex_enter(&ds_next->ds_remap_deadlist_lock);  in dsl_destroy_snapshot_handle_remaps()
297 		if (!dsl_dataset_remap_deadlist_exists(ds_next))  in dsl_destroy_snapshot_handle_remaps()
298 			dsl_dataset_create_remap_deadlist(ds_next, tx);  in dsl_destroy_snapshot_handle_remaps()
299 		mutex_exit(&ds_next->ds_remap_deadlist_lock);  in dsl_destroy_snapshot_handle_remaps()
301 		dsl_deadlist_merge(&ds_next->ds_remap_deadlist,  in dsl_destroy_snapshot_handle_remaps()
378 	dsl_dataset_t *ds_next;  in dsl_destroy_snapshot_sync_impl()  local
383 	    dsl_dataset_phys(ds)->ds_next_snap_obj, FTAG, &ds_next));  in dsl_destroy_snapshot_sync_impl()
384 	ASSERT3U(dsl_dataset_phys(ds_next)->ds_prev_snap_obj, ==, obj);  in dsl_destroy_snapshot_sync_impl()
386 	old_unique = dsl_dataset_phys(ds_next)->ds_unique_bytes;  in dsl_destroy_snapshot_sync_impl()
388 	dmu_buf_will_dirty(ds_next->ds_dbuf, tx);  in dsl_destroy_snapshot_sync_impl()
389 	dsl_dataset_phys(ds_next)->ds_prev_snap_obj =  in dsl_destroy_snapshot_sync_impl()
391 	dsl_dataset_phys(ds_next)->ds_prev_snap_txg =  in dsl_destroy_snapshot_sync_impl()
396 	if (ds_next->ds_deadlist.dl_oldfmt) {  in dsl_destroy_snapshot_sync_impl()
397 		process_old_deadlist(ds, ds_prev, ds_next,  in dsl_destroy_snapshot_sync_impl()
402 			dsl_deadlist_space_range(&ds_next->ds_deadlist,  in dsl_destroy_snapshot_sync_impl()
410 		dsl_deadlist_space_range(&ds_next->ds_deadlist,  in dsl_destroy_snapshot_sync_impl()
417 		dsl_deadlist_move_bpobj(&ds_next->ds_deadlist,  in dsl_destroy_snapshot_sync_impl()
424 		dsl_deadlist_merge(&ds_next->ds_deadlist,  in dsl_destroy_snapshot_sync_impl()
432 		dsl_deadlist_discard_tree(&ds_next->ds_deadlist);  in dsl_destroy_snapshot_sync_impl()
440 	dsl_destroy_snapshot_handle_remaps(ds, ds_next, tx);  in dsl_destroy_snapshot_sync_impl()
448 	if (ds_next->ds_is_snapshot) {  in dsl_destroy_snapshot_sync_impl()
461 		    dsl_dataset_phys(ds_next)->ds_next_snap_obj,  in dsl_destroy_snapshot_sync_impl()
467 		dsl_dataset_phys(ds_next)->ds_unique_bytes += used;  in dsl_destroy_snapshot_sync_impl()
469 		ASSERT3P(ds_next->ds_prev, ==, NULL);  in dsl_destroy_snapshot_sync_impl()
488 		ASSERT3P(ds_next->ds_prev, ==, ds);  in dsl_destroy_snapshot_sync_impl()
489 		dsl_dataset_rele(ds_next->ds_prev, ds_next);  in dsl_destroy_snapshot_sync_impl()
490 		ds_next->ds_prev = NULL;  in dsl_destroy_snapshot_sync_impl()
494 			    ds_next, &ds_next->ds_prev));  in dsl_destroy_snapshot_sync_impl()
497 		dsl_dataset_recalc_head_uniq(ds_next);  in dsl_destroy_snapshot_sync_impl()
504 		if (old_unique < ds_next->ds_reserved) {  in dsl_destroy_snapshot_sync_impl()
507 			    dsl_dataset_phys(ds_next)->ds_unique_bytes;  in dsl_destroy_snapshot_sync_impl()
511 			    ds_next->ds_reserved - old_unique);  in dsl_destroy_snapshot_sync_impl()
516 	dsl_dataset_rele(ds_next, FTAG);  in dsl_destroy_snapshot_sync_impl()