| 63 | } |
| 64 | |
| 65 | static void bind_ring(struct buf_desc *bd, struct io_uring *ring, unsigned buf_idx) |
| 66 | { |
| 67 | size_t size = bd->size; |
| 68 | struct iovec iov; |
| 69 | int ret; |
| 70 | |
| 71 | iov.iov_len = size; |
| 72 | iov.iov_base = bd->buf_wr; |
| 73 | |
| 74 | ret = io_uring_register_buffers_update_tag(ring, buf_idx, &iov, NULL, 1); |
| 75 | if (ret != 1) { |
| 76 | if (geteuid()) { |
| 77 | fprintf(stderr, "Not root, skipping\n"); |
| 78 | exit(T_EXIT_SKIP); |
| 79 | } |
| 80 | fprintf(stderr, "buf reg failed %i\n", ret); |
| 81 | exit(1); |
| 82 | } |
| 83 | bd->buf_idx = buf_idx; |
| 84 | } |
| 85 | |
| 86 | static void reinit_ring(struct buf_desc *bd) |
| 87 | { |
no test coverage detected