need_pte_bits 1433 arch/x86/include/asm/pgtable.h unsigned long need_pte_bits = _PAGE_PRESENT|_PAGE_USER; need_pte_bits 1436 arch/x86/include/asm/pgtable.h need_pte_bits |= _PAGE_RW; need_pte_bits 1438 arch/x86/include/asm/pgtable.h if ((pteval & need_pte_bits) != need_pte_bits)