uffd               84 tools/testing/selftests/vm/userfaultfd.c static int uffd, uffd_flags, finished, *pipefd;
uffd              454 tools/testing/selftests/vm/userfaultfd.c 	int ret = read(uffd, msg, sizeof(*msg));
uffd              486 tools/testing/selftests/vm/userfaultfd.c 	return copy_page(uffd, offset);
uffd              499 tools/testing/selftests/vm/userfaultfd.c 	pollfd[0].fd = uffd;
uffd              519 tools/testing/selftests/vm/userfaultfd.c 		if (uffd_read_msg(uffd, &msg))
uffd              530 tools/testing/selftests/vm/userfaultfd.c 			close(uffd);
uffd              531 tools/testing/selftests/vm/userfaultfd.c 			uffd = msg.arg.fork.ufd;
uffd              532 tools/testing/selftests/vm/userfaultfd.c 			pollfd[0].fd = uffd;
uffd              538 tools/testing/selftests/vm/userfaultfd.c 			if (ioctl(uffd, UFFDIO_UNREGISTER, &uffd_reg.range))
uffd              563 tools/testing/selftests/vm/userfaultfd.c 		if (uffd_read_msg(uffd, &msg))
uffd              578 tools/testing/selftests/vm/userfaultfd.c 		copy_page_retry(uffd, page_nr * page_size);
uffd              657 tools/testing/selftests/vm/userfaultfd.c 	uffd = syscall(__NR_userfaultfd, O_CLOEXEC | O_NONBLOCK);
uffd              658 tools/testing/selftests/vm/userfaultfd.c 	if (uffd < 0) {
uffd              663 tools/testing/selftests/vm/userfaultfd.c 	uffd_flags = fcntl(uffd, F_GETFD, NULL);
uffd              667 tools/testing/selftests/vm/userfaultfd.c 	if (ioctl(uffd, UFFDIO_API, &uffdio_api)) {
uffd              747 tools/testing/selftests/vm/userfaultfd.c 					if (copy_page(uffd, nr * page_size))
uffd              887 tools/testing/selftests/vm/userfaultfd.c 	if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register))
uffd              897 tools/testing/selftests/vm/userfaultfd.c 	if (uffdio_zeropage(uffd, 0)) {
uffd              902 tools/testing/selftests/vm/userfaultfd.c 	close(uffd);
uffd              927 tools/testing/selftests/vm/userfaultfd.c 	fcntl(uffd, F_SETFL, uffd_flags | O_NONBLOCK);
uffd              932 tools/testing/selftests/vm/userfaultfd.c 	if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register))
uffd              961 tools/testing/selftests/vm/userfaultfd.c 	close(uffd);
uffd              986 tools/testing/selftests/vm/userfaultfd.c 	fcntl(uffd, F_SETFL, uffd_flags | O_NONBLOCK);
uffd              991 tools/testing/selftests/vm/userfaultfd.c 	if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register))
uffd             1030 tools/testing/selftests/vm/userfaultfd.c 	close(uffd);
uffd             1114 tools/testing/selftests/vm/userfaultfd.c 			fcntl(uffd, F_SETFL, uffd_flags | O_NONBLOCK);
uffd             1116 tools/testing/selftests/vm/userfaultfd.c 			fcntl(uffd, F_SETFL, uffd_flags & ~O_NONBLOCK);
uffd             1122 tools/testing/selftests/vm/userfaultfd.c 		if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register)) {
uffd             1137 tools/testing/selftests/vm/userfaultfd.c 			if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register)) {
uffd             1175 tools/testing/selftests/vm/userfaultfd.c 		if (ioctl(uffd, UFFDIO_UNREGISTER, &uffdio_register.range)) {
uffd             1181 tools/testing/selftests/vm/userfaultfd.c 			if (ioctl(uffd, UFFDIO_UNREGISTER,
uffd             1221 tools/testing/selftests/vm/userfaultfd.c 	close(uffd);