Re: RSBAC working with SGI XFS 1.0

From: Amon Ott <ao@rsbac.org>
Subject: Re: RSBAC working with SGI XFS 1.0
Date: Mon, 7 May 2001 14:43:15 +0200

Next Article (by Date): patches for 2.4.4 Amon Ott
Previous Article (by Date): Re: 2.4.4 Bencsath Boldizsar
Top of Thread: RSBAC working with SGI XFS 1.0 K Mitchell Russell
Articles sorted by: [Date] [Author] [Subject]

--Boundary-=_nWlrBbmQBhCDarzOwKkYHIDdqSCD
Content-Type: text/plain
Content-Transfer-Encoding: 8bit

On Mon, 07 Mai 2001 Amon Ott wrote:
> On Son, 06 Mai 2001 K Mitchell Russell wrote:
> > On Sun, 6 May 2001, Keith Matthews wrote:
> > 
> > > How did you apply RSBAC rules to the XFS filesystem code (fs/ext2/namei.c)
> > > ? With ext3 its fairly easy as the module is almost a straight clone of ext2. 
> > 
> > Good question: I didn't.  All the fs/* patches applied fine, and the
> > fs/*/namei.c appears to only be concerned with rsbac_sec_del() for each
> > filesystem (ext2, minix, msdoc, vfat..) - or am I totally off base?  I
> 
> This is correct. Secure delete is the only thing that is fs dependent, because
> I could not get it into the independent code. I might try again, though.

Had another look. Please try the attached patch against fs/reiserfs/namei.c for
secure delete. Warning: This is untested and might, though unlikely, kill the
wrong data.

Amon.
--Boundary-=_nWlrBbmQBhCDarzOwKkYHIDdqSCD
Content-Type: text/x-c;
  name="temp"
Content-Transfer-Encoding: base64
Content-Description: reiserfs and secdel
Content-Disposition: attachment; filename="temp"
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--Boundary-=_nWlrBbmQBhCDarzOwKkYHIDdqSCD--
-
To unsubscribe from the rsbac list, send a mail to
majordomo@rsbac.org with
unsubscribe rsbac
as single line in the body.

Go to Compuniverse LWGate Home Page.