Oleg Drokin writes: > 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.
Correct. > > > 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. Journal would still retain copies. > > Bye, > Oleg Nikita.
