1484 	scan_ds_t *sds;  in scan_ds_queue_clear()  local
1485 	while ((sds = avl_destroy_nodes(&scn->scn_queue, &cookie)) != NULL) {  in scan_ds_queue_clear()
1486 		kmem_free(sds, sizeof (*sds));  in scan_ds_queue_clear()
1493 	scan_ds_t srch, *sds;  in scan_ds_queue_contains()  local
1496 	sds = avl_find(&scn->scn_queue, &srch, NULL);  in scan_ds_queue_contains()
1497 	if (sds != NULL && txg != NULL)  in scan_ds_queue_contains()
1498 		*txg = sds->sds_txg;  in scan_ds_queue_contains()
1499 	return (sds != NULL);  in scan_ds_queue_contains()
1505 	scan_ds_t *sds;  in scan_ds_queue_insert()  local
1508 	sds = kmem_zalloc(sizeof (*sds), KM_SLEEP);  in scan_ds_queue_insert()
1509 	sds->sds_dsobj = dsobj;  in scan_ds_queue_insert()
1510 	sds->sds_txg = txg;  in scan_ds_queue_insert()
1512 	VERIFY3P(avl_find(&scn->scn_queue, sds, &where), ==, NULL);  in scan_ds_queue_insert()
1513 	avl_insert(&scn->scn_queue, sds, where);  in scan_ds_queue_insert()
1519 	scan_ds_t srch, *sds;  in scan_ds_queue_remove()  local
1523 	sds = avl_find(&scn->scn_queue, &srch, NULL);  in scan_ds_queue_remove()
1524 	VERIFY(sds != NULL);  in scan_ds_queue_remove()
1525 	avl_remove(&scn->scn_queue, sds);  in scan_ds_queue_remove()
1526 	kmem_free(sds, sizeof (*sds));  in scan_ds_queue_remove()
1544 	for (scan_ds_t *sds = avl_first(&scn->scn_queue);  in scan_ds_queue_sync()  local
1545 	    sds != NULL; sds = AVL_NEXT(&scn->scn_queue, sds)) {  in scan_ds_queue_sync()
1547 		    scn->scn_phys.scn_queue_obj, sds->sds_dsobj,  in scan_ds_queue_sync()
1548 		    sds->sds_txg, tx));  in scan_ds_queue_sync()
3110 	scan_ds_t *sds;  in dsl_scan_visit()  local
3164 	while ((sds = avl_first(&scn->scn_queue)) != NULL) {  in dsl_scan_visit()
3166 		uint64_t dsobj = sds->sds_dsobj;  in dsl_scan_visit()
3167 		uint64_t txg = sds->sds_txg;  in dsl_scan_visit()
3171 		sds = NULL;  in dsl_scan_visit()