4459 	vdev_t *oldvd, *newvd, *newrootvd, *pvd, *tvd;  in spa_vdev_attach()  local
4477 	pvd = oldvd->vdev_parent;  in spa_vdev_attach()
4505 		if (pvd->vdev_ops != &vdev_mirror_ops &&  in spa_vdev_attach()
4506 		    pvd->vdev_ops != &vdev_root_ops)  in spa_vdev_attach()
4515 		if (pvd->vdev_ops == &vdev_spare_ops &&  in spa_vdev_attach()
4528 		if (pvd->vdev_ops == &vdev_replacing_ops &&  in spa_vdev_attach()
4531 		} else if (pvd->vdev_ops == &vdev_spare_ops &&  in spa_vdev_attach()
4578 	if (pvd->vdev_ops != pvops)  in spa_vdev_attach()
4579 		pvd = vdev_add_parent(oldvd, pvops);  in spa_vdev_attach()
4581 	ASSERT(pvd->vdev_top->vdev_parent == rvd);  in spa_vdev_attach()
4582 	ASSERT(pvd->vdev_ops == pvops);  in spa_vdev_attach()
4583 	ASSERT(oldvd->vdev_parent == pvd);  in spa_vdev_attach()
4589 	newvd->vdev_id = pvd->vdev_children;  in spa_vdev_attach()
4591 	vdev_add_child(pvd, newvd);  in spa_vdev_attach()
4594 	ASSERT(pvd->vdev_top == tvd);  in spa_vdev_attach()
4662 	vdev_t *vd, *pvd, *cvd, *tvd;  in spa_vdev_detach()  local
4679 	pvd = vd->vdev_parent;  in spa_vdev_detach()
4694 	if (pvd->vdev_guid != pguid && pguid != 0)  in spa_vdev_detach()
4700 	if (replace_done && pvd->vdev_ops != &vdev_replacing_ops &&  in spa_vdev_detach()
4701 	    pvd->vdev_ops != &vdev_spare_ops)  in spa_vdev_detach()
4704 	ASSERT(pvd->vdev_ops != &vdev_spare_ops ||  in spa_vdev_detach()
4710 	if (pvd->vdev_ops != &vdev_replacing_ops &&  in spa_vdev_detach()
4711 	    pvd->vdev_ops != &vdev_mirror_ops &&  in spa_vdev_detach()
4712 	    pvd->vdev_ops != &vdev_spare_ops)  in spa_vdev_detach()
4722 	ASSERT(pvd->vdev_children >= 2);  in spa_vdev_detach()
4729 	if (pvd->vdev_ops == &vdev_replacing_ops && vd->vdev_id > 0 &&  in spa_vdev_detach()
4733 		for (int c = 0; c < pvd->vdev_children; c++) {  in spa_vdev_detach()
4734 			cvd = pvd->vdev_child[c];  in spa_vdev_detach()
4753 	if (pvd->vdev_ops == &vdev_spare_ops &&  in spa_vdev_detach()
4755 	    pvd->vdev_child[pvd->vdev_children - 1]->vdev_isspare)  in spa_vdev_detach()
4771 	vdev_remove_child(pvd, vd);  in spa_vdev_detach()
4772 	vdev_compact_children(pvd);  in spa_vdev_detach()
4777 	cvd = pvd->vdev_child[pvd->vdev_children - 1];  in spa_vdev_detach()
4800 	if (pvd->vdev_children == 1) {  in spa_vdev_detach()
4801 		if (pvd->vdev_ops == &vdev_spare_ops)  in spa_vdev_detach()
5493 	vdev_t *vd, *pvd, *ppvd;  in spa_vdev_resilver_done()  local
5499 		pvd = vd->vdev_parent;  in spa_vdev_resilver_done()
5500 		ppvd = pvd->vdev_parent;  in spa_vdev_resilver_done()
5502 		pguid = pvd->vdev_guid;  in spa_vdev_resilver_done()
5510 		if (ppvd->vdev_ops == &vdev_spare_ops && pvd->vdev_id == 0 &&  in spa_vdev_resilver_done()
5512 			ASSERT(pvd->vdev_ops == &vdev_replacing_ops);  in spa_vdev_resilver_done()