pte_offset_huge
return pte_offset_huge(pmdp, (addr & CONT_PTE_MASK));
pte = pte_offset_huge(pmd, addr);
pte = pte_offset_huge(pmd, addr & napot_cont_mask(order));
pte = pte_offset_huge(pmd, addr);
return pte_offset_huge(pmd, addr);
return pte_alloc(mm, pmd) ? NULL : pte_offset_huge(pmd, address);