Hello!
On Fri, Oct 25, 2002 at 07:55:30PM +0400, Nikita Danilov wrote:
> > 2) If someone confirms that there is not a way to guarantee obliteration of
> > original data in all cases with tails, can I assume that disabling tails
> > will rectify the problem?
> I think yes. Reiserfs neither relocates nor journals unformatted blocks
> (until data-journalling patches are used).
Actually this is only true if file was not truncated prior to overwrite.
> I guess we should address this issue in reiser4. This is -security-
> feature after all. Hans? It is not clear how to intehgrate this with
> journalling though.
Zero out all freed blocks (mount option). This will kill write performance
though.
Bye,
Oleg
