PTRS_PER_PAGE 306 arch/alpha/include/asm/pgtable.h pmd_t *ret = (pmd_t *) pgd_page_vaddr(*dir) + ((address >> PMD_SHIFT) & (PTRS_PER_PAGE - 1)); PTRS_PER_PAGE 315 arch/alpha/include/asm/pgtable.h + ((address >> PAGE_SHIFT) & (PTRS_PER_PAGE - 1));