osfmk/kern/zalloc.c

1164 	z->exhaustible = FALSE;
1746 				if (zone->exhaustible)
1942 	if ((addr == 0) && !canblock && (zone->async_pending == FALSE) && (zone->no_callout == FALSE) && (zone->exhaustible == FALSE) && (!vm_pool_low())) {
2286 			zone->exhaustible = value;
3048 		zi->tzi_exhaustible = (uint64_t)zcopy.exhaustible;
3067 		int count, collectable, exhaustible, caller_acct, index;
3076 				    &collectable, &exhaustible, &caller_acct);
3084 		zi->tzi_exhaustible = (uint64_t)exhaustible;
3225 		zi->mzi_exhaustible = (uint64_t)zcopy.exhaustible;
3236 		int count, collectable, exhaustible, caller_acct;
3245 				    &collectable, &exhaustible, &caller_acct);
3253 		zi->mzi_exhaustible = (uint64_t)exhaustible;
3382 		zi->zi_exhaustible = zcopy.exhaustible;