Ok, this is easily reproducible if the device being formatted (a) has a filesystem on it and (b) is mounted. Question is, if the charm has been told to "overwrite", do we want the charm to unmount prior to reformat or just error out and notify the user that they need to unmount and re-run.
Ok, this is easily reproducible if the device being formatted (a) has a filesystem on it and (b) is mounted. Question is, if the charm has been told to "overwrite", do we want the charm to unmount prior to reformat or just error out and notify the user that they need to unmount and re-run.