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test/b5837bd5311d.c
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Eli Schwartz
tests: emit a skip exit code if invoked with additional argv
28 июн 2022, 17:37
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28 июн 2022, 17:37
90daeec
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/* SPDX-License-Identifier: MIT */ /* * Description: Check to see if wait_nr is being honored. */ #include <stdio.h> #include "liburing.h" #include "helpers.h" int main(int argc, char *argv[]) { struct io_uring_sqe *sqe; struct io_uring_cqe *cqe; struct io_uring ring; int ret; struct __kernel_timespec ts = { .tv_sec = 0, .tv_nsec = 10000000 }; if (argc > 1) return T_EXIT_SKIP; if (io_uring_queue_init(4, &ring, 0) != 0) { fprintf(stderr, "ring setup failed\n"); return T_EXIT_FAIL; } /* * First, submit the timeout sqe so we can actually finish the test * if everything is in working order. */ sqe = io_uring_get_sqe(&ring); if (!sqe) { fprintf(stderr, "get sqe failed\n"); return T_EXIT_FAIL; } io_uring_prep_timeout(sqe, &ts, (unsigned)-1, 0); ret = io_uring_submit(&ring); if (ret != 1) { fprintf(stderr, "Got submit %d, expected 1\n", ret); return T_EXIT_FAIL; } /* * Next, submit a nop and wait for two events. If everything is working * as it should, we should be waiting for more than a millisecond and we * should see two cqes. Otherwise, execution continues immediately * and we see only one cqe. */ sqe = io_uring_get_sqe(&ring); if (!sqe) { fprintf(stderr, "get sqe failed\n"); return T_EXIT_FAIL; } io_uring_prep_nop(sqe); ret = io_uring_submit_and_wait(&ring, 2); if (ret != 1) { fprintf(stderr, "Got submit %d, expected 1\n", ret); return T_EXIT_FAIL; } if (io_uring_peek_cqe(&ring, &cqe) != 0) { fprintf(stderr, "Unable to peek cqe!\n"); return T_EXIT_FAIL; } io_uring_cqe_seen(&ring, cqe); if (io_uring_peek_cqe(&ring, &cqe) != 0) { fprintf(stderr, "Unable to peek cqe!\n"); return T_EXIT_FAIL; } io_uring_queue_exit(&ring); return T_EXIT_PASS; }