From: Pavel Machek <pavel@ucw.cz>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>,
Linus Torvalds <torvalds@linux-foundation.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>,
Joseph Cihula <joseph.cihula@intel.com>,
Shane Wang <shane.wang@intel.com>
Subject: Re: [GIT PULL] x86/txt for v2.6.32
Date: Mon, 28 Sep 2009 23:17:45 +0200 [thread overview]
Message-ID: <20090928211745.GA2119@elf.ucw.cz> (raw)
In-Reply-To: <4AC1267D.6020405@zytor.com>
On Mon 2009-09-28 14:11:25, H. Peter Anvin wrote:
> On 09/28/2009 02:07 PM, Rafael J. Wysocki wrote:
> >>
> >> Well, I worry that S3 support for TXT makes TXT completely useless. A
> >> little liquid nitrogen, remove RAM, place it in another machine,
> >> modify it in any way you want, more liquid nitrogen, place it back.
> >>
> >> Oops, protection provided by TXT is lost.
> >
> > Ah, I see your point now.
> >
>
> Shane Wang sent me a patch for S3 support, but it missed the merge window:
>
> http://marc.info/?i=4A9CE0B2.5060608@intel.com
>
> *As far as I understand* -- and I haven't looked into it in detail yet,
> having just come back from Plumber's -- this provides integrity
> protection, not content extraction protection.
How does it provide integrity protection? I'm free to modify RAM
content in the other machine....
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2009-09-28 21:17 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-14 20:51 H. Peter Anvin
2009-09-26 9:56 ` Pavel Machek
2009-09-26 21:44 ` Rafael J. Wysocki
2009-09-28 21:02 ` Pavel Machek
2009-09-28 21:07 ` Rafael J. Wysocki
2009-09-28 21:11 ` H. Peter Anvin
2009-09-28 21:17 ` Pavel Machek [this message]
2009-09-29 6:34 ` Shane Wang
2009-09-29 17:13 ` Pavel Machek
2009-09-29 17:19 ` Arjan van de Ven
2009-09-30 2:16 ` Wang, Shane
2009-09-30 6:54 ` Pavel Machek
2009-10-02 17:02 ` Wang, Shane
2009-10-02 17:18 ` H. Peter Anvin
2009-10-03 15:00 ` Henrique de Moraes Holschuh
2009-10-03 20:19 ` Pavel Machek
2009-10-03 20:36 ` Henrique de Moraes Holschuh
2009-10-03 20:44 ` Roland Dreier
2009-10-06 8:12 ` Pavel Machek
2009-10-07 16:47 ` Cihula, Joseph
2009-10-17 19:28 ` Pavel Machek
2009-10-03 21:10 ` Arjan van de Ven
2009-10-03 21:56 ` Henrique de Moraes Holschuh
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