186 	uutil_list_walk_t *ulw;  in uutil_list_walk_init()  local
198 	ulw = mdb_alloc(sizeof (uutil_list_walk_t), UM_SLEEP);  in uutil_list_walk_init()
200 	ulw->ulw_final = (uintptr_t)UU_LIST_PTR(ulp.ulp_null_list.ul_prev_enc);  in uutil_list_walk_init()
201 	ulw->ulw_current =  in uutil_list_walk_init()
203 	wsp->walk_data = ulw;  in uutil_list_walk_init()
212 	uutil_list_walk_t *ulw = wsp->walk_data;  in uutil_list_walk_step()  local
215 	if (mdb_vread(&ul, sizeof (uu_list_t), ulw->ulw_current) == -1) {  in uutil_list_walk_step()
216 		mdb_warn("failed to read uu_list %x", ulw->ulw_current);  in uutil_list_walk_step()
220 	status = wsp->walk_callback(ulw->ulw_current, &ul, wsp->walk_cbdata);  in uutil_list_walk_step()
222 	if (ulw->ulw_current == ulw->ulw_final)  in uutil_list_walk_step()
225 	ulw->ulw_current = (uintptr_t)UU_LIST_PTR(ul.ul_next_enc);  in uutil_list_walk_step()
233 	uutil_list_walk_t *ulw = wsp->walk_data;  in uutil_list_walk_fini()  local
234 	mdb_free(ulw, sizeof (uutil_list_walk_t));  in uutil_list_walk_fini()