_PAGE_D            56 arch/ia64/include/asm/pgtable.h #define _PAGE_D			(1 << _PAGE_D_BIT)	/* page dirty bit */
_PAGE_D            92 arch/nds32/include/asm/pgtable.h #define _PAGE_D			(1UL << 4)
_PAGE_D           128 arch/openrisc/include/asm/pgtable.h #define _PAGE_D        0x020 /* dirty                  */