Re: [fstests PATCH v5 1/2] dm-log-writes: only replay log to marks that exist

Amir Goldstein
2017-12-06T12:53:42Z

On Wed, Dec 6, 2017 at 2:37 AM, Ross Zwisler
<ross.zwisler@linux.intel.com> wrote:
> The 'replay-log' executable will replay the dm-log-writes log until the
> given mark, or until the end of the log if the mark isn't found.
>
> This means that if the mark you're looking for was never inserted in the
> log or if you give garbage to _log_writes_replay_log() the entire log will
> be replayed. This can cause unexpected test results.
>
> Fix this by making sure that the mark we're given actually exists in the
> log before we allow the replay.
>
> Signed-off-by: Ross Zwisler <ross.zwisler@linux.intel.com>
> ---
Looks good.

Amir.