On Sun, Dec 18, 2016 at 06:57:27PM +0000, Sami Kerola wrote: > An attempt to freeze a filesystem that does not support such operation is > reported as EOPNOTSUPP to user. Running unfreeze to the same filesystem > returns EINVAL. Later is a little misleading, users can mix that message > with return value from unfreezing when filesystem is not frozen.
This is going to break gfs2 with it's odd ->that_super method.
