| 100 | } |
| 101 | |
| 102 | ssize_t |
| 103 | AIOFaultInjection::pwrite(int fd, const void *buf, size_t n, off_t offset) |
| 104 | { |
| 105 | std::lock_guard<std::mutex> lock{_mutex}; |
| 106 | IOFault result = _op_result(fd); |
| 107 | ssize_t ret = 0; |
| 108 | if (result.skip_io) { |
| 109 | ink_release_assert(result.err_no != 0); |
| 110 | } else { |
| 111 | ret = ::pwrite(fd, buf, n, offset); |
| 112 | if (ret < 0 && (errno == EINTR || errno == ENOBUFS || errno == ENOMEM)) { |
| 113 | // caller will retry |
| 114 | _decrement_op_count(fd); |
| 115 | } |
| 116 | } |
| 117 | if (result.err_no != 0) { |
| 118 | errno = result.err_no; |
| 119 | ret = -1; |
| 120 | } |
| 121 | return ret; |
| 122 | } |