404 	umem_cache_walk_t *ucw;  in umem_cache_walk_init()  local
421 	ucw = mdb_alloc(sizeof (umem_cache_walk_t), UM_SLEEP);  in umem_cache_walk_init()
423 	ucw->ucw_first = cp;  in umem_cache_walk_init()
424 	ucw->ucw_current = (uintptr_t)c.cache_next;  in umem_cache_walk_init()
425 	wsp->walk_data = ucw;  in umem_cache_walk_init()
433 	umem_cache_walk_t *ucw = wsp->walk_data;  in umem_cache_walk_step()  local
437 	if (mdb_vread(&c, sizeof (umem_cache_t), ucw->ucw_current) == -1) {  in umem_cache_walk_step()
438 		mdb_warn("couldn't read cache at %p", ucw->ucw_current);  in umem_cache_walk_step()
442 	status = wsp->walk_callback(ucw->ucw_current, &c, wsp->walk_cbdata);  in umem_cache_walk_step()
444 	if ((ucw->ucw_current = (uintptr_t)c.cache_next) == ucw->ucw_first)  in umem_cache_walk_step()
453 	umem_cache_walk_t *ucw = wsp->walk_data;  in umem_cache_walk_fini()  local
454 	mdb_free(ucw, sizeof (umem_cache_walk_t));  in umem_cache_walk_fini()
468 	umem_cpu_walk_state_t *ucw;  in umem_cpu_walk_init()  local
475 	ucw = mdb_alloc(sizeof (*ucw), UM_SLEEP);  in umem_cpu_walk_init()
477 	ucw->ucw_cpus = umem_cpus;  in umem_cpu_walk_init()
478 	ucw->ucw_current = 0;  in umem_cpu_walk_init()
479 	ucw->ucw_max = umem_max_ncpus;  in umem_cpu_walk_init()
481 	wsp->walk_data = ucw;  in umem_cpu_walk_init()
489 	umem_cpu_walk_state_t *ucw = wsp->walk_data;  in umem_cpu_walk_step()  local
493 	if (ucw->ucw_current >= ucw->ucw_max)  in umem_cpu_walk_step()
496 	caddr = (uintptr_t)&(ucw->ucw_cpus[ucw->ucw_current]);  in umem_cpu_walk_step()
499 		mdb_warn("failed to read cpu %d", ucw->ucw_current);  in umem_cpu_walk_step()
503 	ucw->ucw_current++;  in umem_cpu_walk_step()
511 	umem_cpu_walk_state_t *ucw = wsp->walk_data;  in umem_cpu_walk_fini()  local
513 	mdb_free(ucw, sizeof (*ucw));  in umem_cpu_walk_fini()