593 	struct uffdio_register uffd_reg;  in uffd_poll_thread()
1034 	struct uffdio_register uffdio_register;  in userfaultfd_zeropage_test()  local
1045 	uffdio_register.range.start = (unsigned long) area_dst;  in userfaultfd_zeropage_test()
1046 	uffdio_register.range.len = nr_pages * page_size;  in userfaultfd_zeropage_test()
1047 	uffdio_register.mode = UFFDIO_REGISTER_MODE_MISSING;  in userfaultfd_zeropage_test()
1049 		uffdio_register.mode |= UFFDIO_REGISTER_MODE_WP;  in userfaultfd_zeropage_test()
1050 	if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register)) {  in userfaultfd_zeropage_test()
1056 	if ((uffdio_register.ioctls & expected_ioctls) !=  in userfaultfd_zeropage_test()
1077 	struct uffdio_register uffdio_register;  in userfaultfd_events_test()  local
1097 	uffdio_register.range.start = (unsigned long) area_dst;  in userfaultfd_events_test()
1098 	uffdio_register.range.len = nr_pages * page_size;  in userfaultfd_events_test()
1099 	uffdio_register.mode = UFFDIO_REGISTER_MODE_MISSING;  in userfaultfd_events_test()
1101 		uffdio_register.mode |= UFFDIO_REGISTER_MODE_WP;  in userfaultfd_events_test()
1102 	if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register)) {  in userfaultfd_events_test()
1108 	if ((uffdio_register.ioctls & expected_ioctls) != expected_ioctls) {  in userfaultfd_events_test()
1149 	struct uffdio_register uffdio_register;  in userfaultfd_sig_test()  local
1169 	uffdio_register.range.start = (unsigned long) area_dst;  in userfaultfd_sig_test()
1170 	uffdio_register.range.len = nr_pages * page_size;  in userfaultfd_sig_test()
1171 	uffdio_register.mode = UFFDIO_REGISTER_MODE_MISSING;  in userfaultfd_sig_test()
1173 		uffdio_register.mode |= UFFDIO_REGISTER_MODE_WP;  in userfaultfd_sig_test()
1174 	if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register)) {  in userfaultfd_sig_test()
1180 	if ((uffdio_register.ioctls & expected_ioctls) != expected_ioctls) {  in userfaultfd_sig_test()
1233 	struct uffdio_register uffdio_register;  in userfaultfd_stress()  local
1314 		uffdio_register.range.start = (unsigned long) area_dst;  in userfaultfd_stress()
1315 		uffdio_register.range.len = nr_pages * page_size;  in userfaultfd_stress()
1316 		uffdio_register.mode = UFFDIO_REGISTER_MODE_MISSING;  in userfaultfd_stress()
1318 			uffdio_register.mode |= UFFDIO_REGISTER_MODE_WP;  in userfaultfd_stress()
1319 		if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register)) {  in userfaultfd_stress()
1324 		if ((uffdio_register.ioctls & expected_ioctls) !=  in userfaultfd_stress()
1332 			uffdio_register.range.start = (unsigned long)  in userfaultfd_stress()
1334 			if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register)) {  in userfaultfd_stress()
1379 		if (ioctl(uffd, UFFDIO_UNREGISTER, &uffdio_register.range)) {  in userfaultfd_stress()
1384 			uffdio_register.range.start = (unsigned long) area_dst;  in userfaultfd_stress()
1386 				  &uffdio_register.range)) {  in userfaultfd_stress()