From: Arjan van de Ven <arjan@infradead.org>
To: Valdis.Kletnieks@vt.edu
Cc: Pavel Machek <pavel@ucw.cz>,
tvrtko.ursulin@sophos.com, Andi Kleen <andi@firstfloor.org>,
ak@suse.de, linux-kernel@vger.kernel.org
Subject: Re: Out of tree module using LSM
Date: Sun, 2 Dec 2007 12:02:14 -0800 [thread overview]
Message-ID: <20071202120214.68cf1700@laptopd505.fenrus.org> (raw)
In-Reply-To: <17957.1196624688@turing-police.cc.vt.edu>
On Sun, 02 Dec 2007 14:44:48 -0500
Valdis.Kletnieks@vt.edu wrote:
> On Sat, 01 Dec 2007 08:43:32 GMT, Pavel Machek said:
>
> > So what you are trying to do is 'application may never read bad
> > sequence of bits from disk', right?
>
> No, in many of the use cases, we're trying to do "if application
> reads certain specified sequences of bits from disk we know about
> it", which is subtly different. Often, *absolute* prevention isn't
> required, as long as we can generate audit trails and/or alerts...
.. which breaks down if/when glibc uses mmap() to implement the
fopen/fread etc interface
(note: it already does, just not quite yet by default)
--
If you want to reach me at my work email, use arjan@linux.intel.com
For development, discussion and tips for power savings,
visit http://www.lesswatts.org
next prev parent reply other threads:[~2007-12-02 20:03 UTC|newest]
Thread overview: 73+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-28 12:42 Out of tree module using LSM Tvrtko A. Ursulin
2007-11-28 14:41 ` Christoph Hellwig
2007-11-28 16:38 ` Casey Schaufler
2007-11-28 16:46 ` Christoph Hellwig
2007-11-28 17:39 ` Stephen Hemminger
2007-11-28 18:22 ` tvrtko.ursulin
2007-11-28 19:50 ` Alan Cox
2007-11-29 16:12 ` tvrtko.ursulin
2007-11-29 0:12 ` James Morris
2007-11-29 16:27 ` Jon Masters
2007-11-29 16:51 ` Greg KH
2007-11-29 16:51 ` Stephen Hemminger
2007-11-29 16:52 ` Jan Engelhardt
2007-11-29 0:51 ` Jan Engelhardt
2007-11-29 1:45 ` Casey Schaufler
2007-11-28 18:15 ` Valdis.Kletnieks
2007-11-28 18:30 ` Al Viro
2007-11-29 0:38 ` Greg KH
2007-11-29 0:53 ` Jan Engelhardt
2007-11-29 1:07 ` Greg KH
2007-11-29 16:36 ` Jon Masters
2007-11-29 16:47 ` Greg KH
2007-11-29 16:53 ` Jan Engelhardt
2007-11-29 16:57 ` Christoph Hellwig
2007-11-29 17:27 ` Alan Cox
2007-11-29 22:58 ` Andi Kleen
2007-12-08 10:50 ` Pavel Machek
2007-11-29 17:03 ` Greg KH
2007-11-29 17:35 ` Ray Lee
2007-11-29 17:45 ` Greg KH
2007-11-29 18:03 ` Ray Lee
2007-11-29 18:19 ` Justin Banks
2007-11-29 18:38 ` Jon Masters
2007-11-29 17:51 ` Al Viro
2007-11-29 17:05 ` Jon Masters
2007-11-29 17:14 ` Greg KH
2007-11-29 16:26 ` tvrtko.ursulin
2007-11-29 17:36 ` Alan Cox
2007-11-29 18:40 ` Ray Lee
2007-11-29 18:56 ` Jon Masters
2007-11-29 19:11 ` Ray Lee
2007-11-29 19:45 ` Jon Masters
2007-11-29 20:56 ` Valdis.Kletnieks
2007-11-29 22:08 ` Al Viro
2007-11-30 0:50 ` James Morris
2007-11-29 23:31 ` Jon Masters
2007-11-29 21:45 ` Alan Cox
2007-11-29 22:12 ` Justin Banks
2007-11-30 1:48 ` Al Viro
2007-11-30 15:37 ` Justin Banks
2007-11-29 23:34 ` Jon Masters
2007-11-30 6:20 ` Valdis.Kletnieks
2007-11-30 13:30 ` Alan Cox
2007-11-29 21:09 ` Andi Kleen
2007-11-28 19:20 ` Andi Kleen
2007-11-28 19:52 ` Alan Cox
2007-11-28 20:05 ` Valdis.Kletnieks
2007-11-29 16:39 ` tvrtko.ursulin
2007-12-01 8:43 ` Pavel Machek
2007-12-02 19:44 ` Valdis.Kletnieks
2007-12-02 20:02 ` Arjan van de Ven [this message]
2007-12-02 20:06 ` Andi Kleen
2007-12-02 20:22 ` Pavel Machek
2007-12-02 21:09 ` Valdis.Kletnieks
2007-12-02 21:56 ` Pavel Machek
2007-12-02 23:15 ` Jan Engelhardt
2007-12-02 23:23 ` Pavel Machek
2007-11-29 0:58 ` Greg KH
2007-11-30 20:52 Crispin Cowan
2007-11-30 21:36 ` James Morris
2007-11-30 23:52 ` Crispin Cowan
2007-12-01 0:05 ` James Morris
[not found] <9uzZr-6iz-19@gated-at.bofh.it>
[not found] ` <9uUrm-5w3-27@gated-at.bofh.it>
[not found] ` <9uVGz-7uQ-19@gated-at.bofh.it>
[not found] ` <9uWCC-xI-13@gated-at.bofh.it>
[not found] ` <9uWMp-Ix-13@gated-at.bofh.it>
[not found] ` <9uX5A-1rs-1@gated-at.bofh.it>
[not found] ` <9uXyK-24f-23@gated-at.bofh.it>
2007-12-03 22:45 ` Bodo Eggert
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