PAGE_SHIFT_16M
if (max_page_size < PAGE_SHIFT_16M) {
2, make_page_sizes(PAGE_SHIFT_16M, PAGE_SHIFT_64K),
r->size = ALIGN_DOWN(size, 1 << PAGE_SHIFT_16M);
result = lv1_allocate_memory(r->size, PAGE_SHIFT_16M, 0,