| 52 | } |
| 53 | |
| 54 | static int test(struct io_uring *ring, int fd, int vec_off) |
| 55 | { |
| 56 | struct iovec v = rvec; |
| 57 | int ret; |
| 58 | |
| 59 | v.iov_base += vec_off; |
| 60 | v.iov_len -= vec_off; |
| 61 | ret = io_uring_register_buffers(ring, &v, 1); |
| 62 | if (ret) { |
| 63 | fprintf(stderr, "Vec register: %d\n", ret); |
| 64 | return T_EXIT_FAIL; |
| 65 | } |
| 66 | |
| 67 | ret = read_it(ring, fd, 4096, vec_off); |
| 68 | if (ret) { |
| 69 | fprintf(stderr, "4096 0 failed\n"); |
| 70 | return T_EXIT_FAIL; |
| 71 | } |
| 72 | ret = read_it(ring, fd, 8192, 4096); |
| 73 | if (ret) { |
| 74 | fprintf(stderr, "8192 4096 failed\n"); |
| 75 | return T_EXIT_FAIL; |
| 76 | } |
| 77 | ret = read_it(ring, fd, 4096, 4096); |
| 78 | if (ret) { |
| 79 | fprintf(stderr, "4096 4096 failed\n"); |
| 80 | return T_EXIT_FAIL; |
| 81 | } |
| 82 | |
| 83 | io_uring_unregister_buffers(ring); |
| 84 | return T_EXIT_PASS; |
| 85 | } |
| 86 | |
| 87 | static int is_bdev(int fd) |
| 88 | { |
no test coverage detected