- ptepage = virt_to_page(ptep);
- mm = (struct mm_struct *) ptepage->mapping;
- addr = ptepage->index;
- if (pte_huge(pte))
- addr += ((unsigned long)ptep & ~PAGE_MASK)
- / sizeof(*ptep) * HPAGE_SIZE;
- else
- addr += ((unsigned long)ptep & ~PAGE_MASK) * PTRS_PER_PTE;
-