572 ttree_walk_init(mdb_walk_state_t *wsp)  in ttree_walk_init()  argument
576 	if (wsp->walk_addr == 0) {  in ttree_walk_init()
581 	if (mdb_vread(&th, sizeof (th), wsp->walk_addr) != sizeof (th)) {  in ttree_walk_init()
582 		mdb_warn("failed to read topo_hdl_t at %p", wsp->walk_addr);  in ttree_walk_init()
586 	wsp->walk_addr = (uintptr_t)th.th_trees.l_next;  in ttree_walk_init()
587 	wsp->walk_data = mdb_alloc(sizeof (ttree_t), UM_SLEEP);  in ttree_walk_init()
594 ttree_walk_step(mdb_walk_state_t *wsp)  in ttree_walk_step()  argument
599 	if (wsp->walk_addr == 0)  in ttree_walk_step()
602 	if (mdb_vread(wsp->walk_data, sizeof (ttree_t), wsp->walk_addr)  in ttree_walk_step()
605 		mdb_warn("failed to read ttree_t at %p", wsp->walk_addr);  in ttree_walk_step()
609 	rv = wsp->walk_callback(wsp->walk_addr, wsp->walk_data,  in ttree_walk_step()
610 	    wsp->walk_cbdata);  in ttree_walk_step()
612 	tree = (ttree_t *)wsp->walk_data;  in ttree_walk_step()
613 	wsp->walk_addr = (uintptr_t)tree->tt_list.l_next;  in ttree_walk_step()
620 ttree_walk_fini(mdb_walk_state_t *wsp)  in ttree_walk_fini()  argument
622 	mdb_free(wsp->walk_data, sizeof (ttree_t));  in ttree_walk_fini()
627 tmod_walk_init(mdb_walk_state_t *wsp)  in tmod_walk_init()  argument
631 	if (wsp->walk_addr == 0) {  in tmod_walk_init()
636 	if (mdb_vread(&th, sizeof (th), wsp->walk_addr) != sizeof (th)) {  in tmod_walk_init()
637 		mdb_warn("failed to read topo_hdl_t at %p", wsp->walk_addr);  in tmod_walk_init()
644 		mdb_warn("failed to read topo_modhash_t at %p", wsp->walk_addr);  in tmod_walk_init()
650 	if (mdb_vread(&(wsp->walk_addr), sizeof (uintptr_t *),  in tmod_walk_init()
658 	wsp->walk_data = mdb_alloc(sizeof (topo_mod_t), UM_SLEEP);  in tmod_walk_init()
665 tmod_walk_step(mdb_walk_state_t *wsp)  in tmod_walk_step()  argument
670 	if (wsp->walk_addr == 0)  in tmod_walk_step()
673 	if (mdb_vread(wsp->walk_data, sizeof (topo_mod_t), wsp->walk_addr)  in tmod_walk_step()
676 		mdb_warn("failed to read topo_mod_t at %p", wsp->walk_addr);  in tmod_walk_step()
680 	rv = wsp->walk_callback(wsp->walk_addr, wsp->walk_data,  in tmod_walk_step()
681 	    wsp->walk_cbdata);  in tmod_walk_step()
683 	tm = (topo_mod_t *)wsp->walk_data;  in tmod_walk_step()
686 		wsp->walk_addr = (uintptr_t)tm->tm_next;  in tmod_walk_step()
688 		if (mdb_vread(&(wsp->walk_addr), sizeof (uintptr_t *),  in tmod_walk_step()
696 		wsp->walk_addr = 0;  in tmod_walk_step()
702 tmod_walk_fini(mdb_walk_state_t *wsp)  in tmod_walk_fini()  argument
704 	mdb_free(wsp->walk_data, sizeof (topo_mod_t));  in tmod_walk_fini()
709 tpg_walk_init(mdb_walk_state_t *wsp)  in tpg_walk_init()  argument
713 	if (wsp->walk_addr == 0) {  in tpg_walk_init()
718 	if (mdb_vread(&node, sizeof (node), wsp->walk_addr) != sizeof (node)) {  in tpg_walk_init()
719 		mdb_warn("failed to read tnode_t at %p", wsp->walk_addr);  in tpg_walk_init()
723 	wsp->walk_addr = (uintptr_t)node.tn_pgroups.l_next;  in tpg_walk_init()
724 	wsp->walk_data = mdb_alloc(sizeof (topo_pgroup_t), UM_SLEEP);  in tpg_walk_init()
731 tpg_walk_step(mdb_walk_state_t *wsp)  in tpg_walk_step()  argument
736 	if (wsp->walk_addr == 0)  in tpg_walk_step()
739 	if (mdb_vread(wsp->walk_data, sizeof (topo_pgroup_t), wsp->walk_addr)  in tpg_walk_step()
742 		mdb_warn("failed to read topo_pgroup_t at %p", wsp->walk_addr);  in tpg_walk_step()
746 	curr_pg = wsp->walk_addr;  in tpg_walk_step()
747 	rv = wsp->walk_callback(wsp->walk_addr, wsp->walk_data,  in tpg_walk_step()
748 	    wsp->walk_cbdata);  in tpg_walk_step()
750 	tpgp = (topo_pgroup_t *)wsp->walk_data;  in tpg_walk_step()
751 	wsp->walk_addr = (uintptr_t)tpgp->tpg_list.l_next;  in tpg_walk_step()
758 tpg_walk_fini(mdb_walk_state_t *wsp)  in tpg_walk_fini()  argument
760 	mdb_free(wsp->walk_data, sizeof (topo_pgroup_t));  in tpg_walk_fini()
765 tpl_walk_init(mdb_walk_state_t *wsp)  in tpl_walk_init()  argument
769 	if (wsp->walk_addr == 0) {  in tpl_walk_init()
774 	if (mdb_vread(&pg, sizeof (pg), wsp->walk_addr) != sizeof (pg)) {  in tpl_walk_init()
775 		mdb_warn("failed to read topo_pgroup_t at %p", wsp->walk_addr);  in tpl_walk_init()
779 	wsp->walk_addr = (uintptr_t)pg.tpg_pvals.l_next;  in tpl_walk_init()
780 	wsp->walk_data = mdb_alloc(sizeof (topo_proplist_t), UM_SLEEP);  in tpl_walk_init()
787 tpl_walk_step(mdb_walk_state_t *wsp)  in tpl_walk_step()  argument
792 	if (wsp->walk_addr == 0)  in tpl_walk_step()
795 	if (mdb_vread(wsp->walk_data, sizeof (topo_proplist_t), wsp->walk_addr)  in tpl_walk_step()
799 		    wsp->walk_addr);  in tpl_walk_step()
802 	plp = (topo_proplist_t *)wsp->walk_data;  in tpl_walk_step()
804 	rv = wsp->walk_callback(wsp->walk_addr, wsp->walk_data,  in tpl_walk_step()
805 	    wsp->walk_cbdata);  in tpl_walk_step()
807 	wsp->walk_addr = (uintptr_t)plp->tp_list.l_next;  in tpl_walk_step()
814 tpl_walk_fini(mdb_walk_state_t *wsp)  in tpl_walk_fini()  argument
816 	mdb_free(wsp->walk_data, sizeof (topo_proplist_t));  in tpl_walk_fini()
821 tnh_walk_init(mdb_walk_state_t *wsp)  in tnh_walk_init()  argument
826 	if (wsp->walk_addr == 0) {  in tnh_walk_init()
831 	if (mdb_vread(&node, sizeof (node), wsp->walk_addr) != sizeof (node)) {  in tnh_walk_init()
832 		mdb_warn("failed to read tnode_t at %p", wsp->walk_addr);  in tnh_walk_init()
840 	wsp->walk_data = state;  in tnh_walk_init()
847 tnh_walk_step(mdb_walk_state_t *wsp)  in tnh_walk_step()  argument
849 	tnwalk_state_t *state = wsp->walk_data;  in tnh_walk_step()
871 	wsp->walk_addr = (uintptr_t)npp;  in tnh_walk_step()
873 	rv = wsp->walk_callback(wsp->walk_addr, state, wsp->walk_cbdata);  in tnh_walk_step()
889 tnh_walk_fini(mdb_walk_state_t *wsp)  in tnh_walk_fini()  argument
891 	mdb_free(wsp->walk_data, sizeof (tnwalk_state_t));  in tnh_walk_fini()
895 tlist_walk_init(mdb_walk_state_t *wsp)  in tlist_walk_init()  argument
899 	if (wsp->walk_addr == 0) {  in tlist_walk_init()
904 	if (mdb_vread(&tl, sizeof (tl), wsp->walk_addr) == -1) {  in tlist_walk_init()
905 		mdb_warn("failed to read topo_list_t at %p", wsp->walk_addr);  in tlist_walk_init()
909 	wsp->walk_addr = (uintptr_t)tl.l_next;  in tlist_walk_init()
910 	wsp->walk_data = mdb_alloc(sizeof (topo_list_t), UM_SLEEP | UM_GC);  in tlist_walk_init()
916 tlist_walk_step(mdb_walk_state_t *wsp)  in tlist_walk_step()  argument
921 	if (wsp->walk_addr == 0)  in tlist_walk_step()
924 	if (mdb_vread(wsp->walk_data, sizeof (topo_list_t), wsp->walk_addr) ==  in tlist_walk_step()
926 		mdb_warn("failed to read topo_list_t at %p", wsp->walk_addr);  in tlist_walk_step()
929 	tl = (topo_list_t *)wsp->walk_data;  in tlist_walk_step()
931 	rv = wsp->walk_callback(wsp->walk_addr, wsp->walk_data,  in tlist_walk_step()
932 	    wsp->walk_cbdata);  in tlist_walk_step()
934 	wsp->walk_addr = (uintptr_t)tl->l_next;  in tlist_walk_step()