494 	struct uffdio_register uffd_reg;  in uffd_poll_thread()
873 	struct uffdio_register uffdio_register;  in userfaultfd_zeropage_test()  local
884 	uffdio_register.range.start = (unsigned long) area_dst;  in userfaultfd_zeropage_test()
885 	uffdio_register.range.len = nr_pages * page_size;  in userfaultfd_zeropage_test()
886 	uffdio_register.mode = UFFDIO_REGISTER_MODE_MISSING;  in userfaultfd_zeropage_test()
887 	if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register))  in userfaultfd_zeropage_test()
891 	if ((uffdio_register.ioctls & expected_ioctls) !=  in userfaultfd_zeropage_test()
909 	struct uffdio_register uffdio_register;  in userfaultfd_events_test()  local
929 	uffdio_register.range.start = (unsigned long) area_dst;  in userfaultfd_events_test()
930 	uffdio_register.range.len = nr_pages * page_size;  in userfaultfd_events_test()
931 	uffdio_register.mode = UFFDIO_REGISTER_MODE_MISSING;  in userfaultfd_events_test()
932 	if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register))  in userfaultfd_events_test()
936 	if ((uffdio_register.ioctls & expected_ioctls) !=  in userfaultfd_events_test()
969 	struct uffdio_register uffdio_register;  in userfaultfd_sig_test()  local
988 	uffdio_register.range.start = (unsigned long) area_dst;  in userfaultfd_sig_test()
989 	uffdio_register.range.len = nr_pages * page_size;  in userfaultfd_sig_test()
990 	uffdio_register.mode = UFFDIO_REGISTER_MODE_MISSING;  in userfaultfd_sig_test()
991 	if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register))  in userfaultfd_sig_test()
995 	if ((uffdio_register.ioctls & expected_ioctls) !=  in userfaultfd_sig_test()
1038 	struct uffdio_register uffdio_register;  in userfaultfd_stress()  local
1119 		uffdio_register.range.start = (unsigned long) area_dst;  in userfaultfd_stress()
1120 		uffdio_register.range.len = nr_pages * page_size;  in userfaultfd_stress()
1121 		uffdio_register.mode = UFFDIO_REGISTER_MODE_MISSING;  in userfaultfd_stress()
1122 		if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register)) {  in userfaultfd_stress()
1127 		if ((uffdio_register.ioctls & expected_ioctls) !=  in userfaultfd_stress()
1135 			uffdio_register.range.start = (unsigned long)  in userfaultfd_stress()
1137 			if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register)) {  in userfaultfd_stress()
1175 		if (ioctl(uffd, UFFDIO_UNREGISTER, &uffdio_register.range)) {  in userfaultfd_stress()
1180 			uffdio_register.range.start = (unsigned long) area_dst;  in userfaultfd_stress()
1182 				  &uffdio_register.range)) {  in userfaultfd_stress()