Snapshotting for rollback after updates was[ Re: Drawing lessons from fatal SELinux bug #1054350]

Kevin Kofler kevin.kofler at
Sun Jan 26 13:38:08 UTC 2014

Chris Murphy wrote:
> I wouldn't ever expect this with a minor version or security update. I'd
> consider it a complete betrayal of software versioning to do this. In fact
> in certain instances of major version changes, downward compatibility of
> the file format is expected.

The compatibility is often only one way, i.e. newer versions can read older 
config files just fine, but not the other way round.

        Kevin Kofler

More information about the devel mailing list