PCID_NONE
rm->rm_pdbr = MAKECR3(kas.a_hat->hat_htable->ht_pfn, PCID_NONE);
(getcr3() & MMU_PAGEOFFSET) : PCID_NONE)
newcr3 = MAKECR3((uint64_t)hat->hat_htable->ht_pfn, PCID_NONE);
kcr3 = MAKECR3(tl_kpfn, PCID_NONE);
MAKECR3(info->hci_user_l3pfn, PCID_NONE) :
ASSERT((getcr3() & MMU_PAGEOFFSET) == PCID_NONE);