351 	struct uffdio_register uffd_reg;  in uffd_poll_thread()
672 	struct uffdio_register uffdio_register;  in userfaultfd_zeropage_test()  local
683 	uffdio_register.range.start = (unsigned long) area_dst;  in userfaultfd_zeropage_test()
684 	uffdio_register.range.len = nr_pages * page_size;  in userfaultfd_zeropage_test()
685 	uffdio_register.mode = UFFDIO_REGISTER_MODE_MISSING;  in userfaultfd_zeropage_test()
686 	if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register))  in userfaultfd_zeropage_test()
690 	if ((uffdio_register.ioctls & expected_ioctls) !=  in userfaultfd_zeropage_test()
708 	struct uffdio_register uffdio_register;  in userfaultfd_events_test()  local
728 	uffdio_register.range.start = (unsigned long) area_dst;  in userfaultfd_events_test()
729 	uffdio_register.range.len = nr_pages * page_size;  in userfaultfd_events_test()
730 	uffdio_register.mode = UFFDIO_REGISTER_MODE_MISSING;  in userfaultfd_events_test()
731 	if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register))  in userfaultfd_events_test()
735 	if ((uffdio_register.ioctls & expected_ioctls) !=  in userfaultfd_events_test()
771 	struct uffdio_register uffdio_register;  in userfaultfd_stress()  local
852 		uffdio_register.range.start = (unsigned long) area_dst;  in userfaultfd_stress()
853 		uffdio_register.range.len = nr_pages * page_size;  in userfaultfd_stress()
854 		uffdio_register.mode = UFFDIO_REGISTER_MODE_MISSING;  in userfaultfd_stress()
855 		if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register)) {  in userfaultfd_stress()
860 		if ((uffdio_register.ioctls & expected_ioctls) !=  in userfaultfd_stress()
899 		if (ioctl(uffd, UFFDIO_UNREGISTER, &uffdio_register.range)) {  in userfaultfd_stress()