/
githubmirror
/
liburing
Обзор
Документация
Войти
/
githubmirror
/
liburing
Код
Запросы
0
Пакеты
0
Релизы
0
Аналитика
Безопасность
master
test/submit-and-wait.c
84 строки
2 KB
Jens Axboe
test: move mtime helpers into helpers.h
31 авг 2024, 14:38
31 авг 2024, 14:38
942f348
Код
Авторство
О чём код?
/* SPDX-License-Identifier: MIT */ /* * Description: Test that io_uring_submit_and_wait_timeout() returns the * right value (submit count) and that it doesn't end up waiting twice. * */ #include <errno.h> #include <stdio.h> #include <unistd.h> #include <stdlib.h> #include <string.h> #include <fcntl.h> #include <sys/time.h> #include "liburing.h" #include "helpers.h" #include "test.h" static int test(struct io_uring *ring) { struct io_uring_cqe *cqe; struct io_uring_sqe *sqe; struct __kernel_timespec ts; struct timeval tv; int ret, i; for (i = 0; i < 1; i++) { sqe = io_uring_get_sqe(ring); if (!sqe) { fprintf(stderr, "get sqe failed at %d\n", i); goto err; } io_uring_prep_nop(sqe); } ts.tv_sec = 1; ts.tv_nsec = 0; gettimeofday(&tv, NULL); ret = io_uring_submit_and_wait_timeout(ring, &cqe, 2, &ts, NULL); if (ret < 0) { fprintf(stderr, "submit_and_wait_timeout: %d\n", ret); goto err; } ret = mtime_since_now(&tv); /* allow some slack, should be around 1s */ if (ret > 1200) { fprintf(stderr, "wait took too long: %d\n", ret); goto err; } return 0; err: return 1; } static int test_ring(void) { struct io_uring ring; struct io_uring_params p = { }; int ret; p.flags = 0; ret = io_uring_queue_init_params(8, &ring, &p); if (ret) { fprintf(stderr, "ring setup failed: %d\n", ret); return 1; } ret = test(&ring); if (ret) { fprintf(stderr, "test failed\n"); goto err; } err: io_uring_queue_exit(&ring); return ret; } int main(int argc, char *argv[]) { if (argc > 1) return 0; return test_ring(); }