| 51 | } |
| 52 | |
| 53 | static int test(const char *filename, int source_fd, int target_fd, |
| 54 | unsigned int ring_flags) |
| 55 | { |
| 56 | struct io_uring sring, dring; |
| 57 | struct io_uring_sqe *sqe; |
| 58 | struct io_uring_cqe *cqe; |
| 59 | int ret; |
| 60 | |
| 61 | ret = io_uring_queue_init(8, &sring, ring_flags); |
| 62 | if (ret) { |
| 63 | if (ret == -EINVAL) |
| 64 | return T_EXIT_SKIP; |
| 65 | fprintf(stderr, "ring setup failed: %d\n", ret); |
| 66 | return T_EXIT_FAIL; |
| 67 | } |
| 68 | ret = io_uring_queue_init(8, &dring, 0); |
| 69 | if (ret) { |
| 70 | fprintf(stderr, "ring setup failed: %d\n", ret); |
| 71 | return T_EXIT_FAIL; |
| 72 | } |
| 73 | |
| 74 | ret = io_uring_register_files_sparse(&sring, 8); |
| 75 | if (ret) { |
| 76 | if (ret == -EINVAL) |
| 77 | return T_EXIT_SKIP; |
| 78 | fprintf(stderr, "register files failed %d\n", ret); |
| 79 | return T_EXIT_FAIL; |
| 80 | } |
| 81 | ret = io_uring_register_files_sparse(&dring, 8); |
| 82 | if (ret) { |
| 83 | fprintf(stderr, "register files failed %d\n", ret); |
| 84 | return T_EXIT_FAIL; |
| 85 | } |
| 86 | if (target_fd == IORING_FILE_INDEX_ALLOC) { |
| 87 | /* we want to test installing into a non-zero slot */ |
| 88 | ret = io_uring_register_file_alloc_range(&dring, 1, 1); |
| 89 | if (ret) { |
| 90 | fprintf(stderr, "io_uring_register_file_alloc_range %d\n", ret); |
| 91 | return T_EXIT_FAIL; |
| 92 | } |
| 93 | } |
| 94 | |
| 95 | /* open direct descriptor */ |
| 96 | sqe = io_uring_get_sqe(&sring); |
| 97 | io_uring_prep_openat_direct(sqe, AT_FDCWD, filename, 0, 0644, source_fd); |
| 98 | io_uring_submit(&sring); |
| 99 | ret = io_uring_wait_cqe(&sring, &cqe); |
| 100 | if (ret) { |
| 101 | fprintf(stderr, "wait cqe failed %d\n", ret); |
| 102 | return T_EXIT_FAIL; |
| 103 | } |
| 104 | if (cqe->res) { |
| 105 | fprintf(stderr, "cqe res %d\n", cqe->res); |
| 106 | return T_EXIT_FAIL; |
| 107 | } |
| 108 | io_uring_cqe_seen(&sring, cqe); |
| 109 | |
| 110 | /* verify data is sane for source ring */ |
no test coverage detected