maybe_tlb_batch_add
maybe_tlb_batch_add(mm, addr, ptep, orig, fullmm, PAGE_SHIFT);
maybe_tlb_batch_add(mm, addr, ptep, orig, 0, orig_shift);
maybe_tlb_batch_add(mm, addr + REAL_HPAGE_SIZE, ptep, orig, 0,
maybe_tlb_batch_add(mm, addr, ptep, entry, 0, orig_shift);
maybe_tlb_batch_add(mm, addr + REAL_HPAGE_SIZE, ptep, entry, 0,