has_zeropage 818 tools/testing/selftests/vm/userfaultfd.c unsigned long has_zeropage; has_zeropage 820 tools/testing/selftests/vm/userfaultfd.c has_zeropage = uffd_test_ops->expected_ioctls & (1 << _UFFDIO_ZEROPAGE); has_zeropage 831 tools/testing/selftests/vm/userfaultfd.c if (has_zeropage) { has_zeropage 844 tools/testing/selftests/vm/userfaultfd.c } else if (has_zeropage) {