PMAP_PREFER_ALIGN
MAX(PAGE_SIZE, PMAP_PREFER_ALIGN()), PMAP_PREFER_OFFSET(start),
pmap_align = MAX(PAGE_SIZE, PMAP_PREFER_ALIGN());
pmap_align = MAX(PMAP_PREFER_ALIGN(), PAGE_SIZE);
if (npages == 1 && PMAP_PREFER_ALIGN() == 0) {
if (npages == 1 && PMAP_PREFER_ALIGN() == 0) {