Function test_single_timeout_exit

test/timeout.c:494–520

* Test that timeout is canceled on exit */

 * Test that timeout is canceled on exit
 */
static int test_single_timeout_exit(struct io_uring *ring)
{
	struct io_uring_sqe *sqe;
	struct __kernel_timespec ts;
	int ret;

	sqe = io_uring_get_sqe(ring);
	if (!sqe) {
		fprintf(stderr, "%s: get sqe failed\n", __FUNCTION__);
		goto err;
	}

	msec_to_ts(&ts, 30000);
	io_uring_prep_timeout(sqe, &ts, 0, 0);

	ret = io_uring_submit(ring);
	if (ret <= 0) {
		fprintf(stderr, "%s: sqe submit failed: %d\n", __FUNCTION__, ret);
		goto err;
	}

	io_uring_queue_exit(ring);
	return 0;
err:
	io_uring_queue_exit(ring);
	return 1;
}

/*
 * Test multi timeouts waking us up