< Non-zero if write_index is not up-to-date because a local
* write command that corrupted it has been issued in the time
* since this latency info was current . Only write commands with
* SEEK_RELATIVE_ON_READ and SEEK_RELATIVE_END can corrupt
* write_index.
< Non-zero if write_index is not up-to-date because a local * write command that corrupted it has been issued in the time * since this latency info was current . Only write commands with * SEEK_RELATIVE_ON_READ and SEEK_RELATIVE_END can corrupt * write_index.