352 vdev_add_child(vdev_t *pvd, vdev_t *cvd)  in vdev_add_child()  argument
355 	uint64_t id = cvd->vdev_id;  in vdev_add_child()
357 	spa_t *spa = cvd->vdev_spa;  in vdev_add_child()
360 	ASSERT(cvd->vdev_parent == NULL);  in vdev_add_child()
362 	cvd->vdev_parent = pvd;  in vdev_add_child()
380 	pvd->vdev_child[id] = cvd;  in vdev_add_child()
382 	cvd->vdev_top = (pvd->vdev_top ? pvd->vdev_top: cvd);  in vdev_add_child()
383 	ASSERT(cvd->vdev_top->vdev_parent->vdev_parent == NULL);  in vdev_add_child()
389 		pvd->vdev_guid_sum += cvd->vdev_guid_sum;  in vdev_add_child()
391 	if (cvd->vdev_ops->vdev_op_leaf) {  in vdev_add_child()
392 		list_insert_head(&cvd->vdev_spa->spa_leaf_list, cvd);  in vdev_add_child()
393 		cvd->vdev_spa->spa_leaf_list_gen++;  in vdev_add_child()
398 vdev_remove_child(vdev_t *pvd, vdev_t *cvd)  in vdev_remove_child()  argument
401 	uint_t id = cvd->vdev_id;  in vdev_remove_child()
403 	ASSERT(cvd->vdev_parent == pvd);  in vdev_remove_child()
409 	ASSERT(pvd->vdev_child[id] == cvd);  in vdev_remove_child()
412 	cvd->vdev_parent = NULL;  in vdev_remove_child()
424 	if (cvd->vdev_ops->vdev_op_leaf) {  in vdev_remove_child()
425 		spa_t *spa = cvd->vdev_spa;  in vdev_remove_child()
426 		list_remove(&spa->spa_leaf_list, cvd);  in vdev_remove_child()
434 		pvd->vdev_guid_sum -= cvd->vdev_guid_sum;  in vdev_remove_child()
443 	vdev_t **newchild, *cvd;  in vdev_compact_children()  local
468 		if ((cvd = pvd->vdev_child[c]) != NULL) {  in vdev_compact_children()
469 			newchild[newc] = cvd;  in vdev_compact_children()
470 			cvd->vdev_id = newc++;  in vdev_compact_children()
1086 vdev_add_parent(vdev_t *cvd, vdev_ops_t *ops)  in vdev_add_parent()  argument
1088 	spa_t *spa = cvd->vdev_spa;  in vdev_add_parent()
1089 	vdev_t *pvd = cvd->vdev_parent;  in vdev_add_parent()
1094 	mvd = vdev_alloc_common(spa, cvd->vdev_id, 0, ops);  in vdev_add_parent()
1096 	mvd->vdev_asize = cvd->vdev_asize;  in vdev_add_parent()
1097 	mvd->vdev_min_asize = cvd->vdev_min_asize;  in vdev_add_parent()
1098 	mvd->vdev_max_asize = cvd->vdev_max_asize;  in vdev_add_parent()
1099 	mvd->vdev_psize = cvd->vdev_psize;  in vdev_add_parent()
1100 	mvd->vdev_ashift = cvd->vdev_ashift;  in vdev_add_parent()
1101 	mvd->vdev_state = cvd->vdev_state;  in vdev_add_parent()
1102 	mvd->vdev_crtxg = cvd->vdev_crtxg;  in vdev_add_parent()
1104 	vdev_remove_child(pvd, cvd);  in vdev_add_parent()
1106 	cvd->vdev_id = mvd->vdev_children;  in vdev_add_parent()
1107 	vdev_add_child(mvd, cvd);  in vdev_add_parent()
1108 	vdev_top_update(cvd->vdev_top, cvd->vdev_top);  in vdev_add_parent()
1111 		vdev_top_transfer(cvd, mvd);  in vdev_add_parent()
1120 vdev_remove_parent(vdev_t *cvd)  in vdev_remove_parent()  argument
1122 	vdev_t *mvd = cvd->vdev_parent;  in vdev_remove_parent()
1125 	ASSERT(spa_config_held(cvd->vdev_spa, SCL_ALL, RW_WRITER) == SCL_ALL);  in vdev_remove_parent()
1131 	cvd->vdev_ashift = mvd->vdev_ashift;  in vdev_remove_parent()
1133 	vdev_remove_child(mvd, cvd);  in vdev_remove_parent()
1143 		uint64_t guid_delta = mvd->vdev_guid - cvd->vdev_guid;  in vdev_remove_parent()
1144 		cvd->vdev_orig_guid = cvd->vdev_guid;  in vdev_remove_parent()
1145 		cvd->vdev_guid += guid_delta;  in vdev_remove_parent()
1146 		cvd->vdev_guid_sum += guid_delta;  in vdev_remove_parent()
1148 	cvd->vdev_id = mvd->vdev_id;  in vdev_remove_parent()
1149 	vdev_add_child(pvd, cvd);  in vdev_remove_parent()
1150 	vdev_top_update(cvd->vdev_top, cvd->vdev_top);  in vdev_remove_parent()
1152 	if (cvd == cvd->vdev_top)  in vdev_remove_parent()
1153 		vdev_top_transfer(mvd, cvd);  in vdev_remove_parent()
2664 			vdev_t *cvd = vd->vdev_child[c];  in vdev_dtl_reassess()  local
2665 			mutex_enter(&cvd->vdev_dtl_lock);  in vdev_dtl_reassess()
2666 			space_reftree_add_map(&reftree, cvd->vdev_dtl[s], 1);  in vdev_dtl_reassess()
2667 			mutex_exit(&cvd->vdev_dtl_lock);  in vdev_dtl_reassess()
2909 			vdev_t *cvd = vd->vdev_child[c];  in vdev_resilver_needed()  local
2912 			if (vdev_resilver_needed(cvd, &cmin, &cmax)) {  in vdev_resilver_needed()
3689 vdev_get_child_stat(vdev_t *cvd, vdev_stat_t *vs, vdev_stat_t *cvs)  in vdev_get_child_stat()  argument
3696 	cvs->vs_scan_removing = cvd->vdev_removing;  in vdev_get_child_stat()
3703 vdev_get_child_stat_ex(vdev_t *cvd, vdev_stat_ex_t *vsx, vdev_stat_ex_t *cvsx)  in vdev_get_child_stat_ex()  argument
3774 			vdev_t *cvd = vd->vdev_child[c];  in vdev_get_stats_ex_impl()  local
3775 			vdev_stat_t *cvs = &cvd->vdev_stat;  in vdev_get_stats_ex_impl()
3776 			vdev_stat_ex_t *cvsx = &cvd->vdev_stat_ex;  in vdev_get_stats_ex_impl()
3778 			vdev_get_stats_ex_impl(cvd, cvs, cvsx);  in vdev_get_stats_ex_impl()
3780 				vdev_get_child_stat(cvd, vs, cvs);  in vdev_get_stats_ex_impl()
3782 				vdev_get_child_stat_ex(cvd, vsx, cvsx);  in vdev_get_stats_ex_impl()
4551 	vdev_t *cvd, *pvd = vd->vdev_parent;  in vdev_split()  local
4556 	cvd = pvd->vdev_child[0];  in vdev_split()
4558 		vdev_remove_parent(cvd);  in vdev_split()
4559 		cvd->vdev_splitting = B_TRUE;  in vdev_split()
4561 	vdev_propagate_state(cvd);  in vdev_split()
4568 		vdev_t *cvd = vd->vdev_child[c];  in vdev_deadman()  local
4570 		vdev_deadman(cvd);  in vdev_deadman()
4623 		vdev_t *cvd = vd->vdev_child[c];  in vdev_clear_resilver_deferred()  local
4624 		resilver_needed |= vdev_clear_resilver_deferred(cvd, tx);  in vdev_clear_resilver_deferred()