linux-kernel - RE: [RFC v2][PATCH 0b/1] intel_txt: Intel(R) Trusted Execution Technology support for Linux

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Date:	Tue, 31 Mar 2009 01:20:37 -0700
From:	"Cihula, Joseph" <joseph.cihula@...el.com>
To:	James Morris <jmorris@...ei.org>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"mingo@...e.hu" <mingo@...e.hu>,
	"arjan@...ux.intel.com" <arjan@...ux.intel.com>,
	"chrisw@...s-sol.org" <chrisw@...s-sol.org>,
	"jbeulich@...ell.com" <jbeulich@...ell.com>,
	"peterm@...hat.com" <peterm@...hat.com>,
	"Wei, Gang" <gang.wei@...el.com>,
	"Wang, Shane" <shane.wang@...el.com>
Subject: RE: [RFC v2][PATCH 0b/1] intel_txt: Intel(R) Trusted Execution
 Technology support for Linux - Details

> From: James Morris [mailto:jmorris@...ei.org]
> Sent: Tuesday, March 31, 2009 12:00 AM
>
> On Mon, 30 Mar 2009, Joseph Cihula wrote:
>
> >   -  If tboot determines that the system does not support Intel TXT or is not
> >      configured correctly (e.g. the SINIT AC Module was incorrect), it will
> >      directly launch the kernel with no changes to any state.
>
> AC means "authenticated code", right?

Right.

> How readily can these be redistributed?  The license says:
>
> "... you may make a reasonable number of copies of the Software for
> internal use only, subject to these conditions:
> 1. You may not copy, modify, rent, sell, distribute, externally display,
>    externally perform or transfer any part of the Software except as provided
>    in this Agreement, and you agree to prevent unauthorized copying of the
>    Software.  "
>
> which seems to limit the ability of distributions to include the modules,
> in case they're redistributed.

We will be updating the license, shortly, to one that allows re-distribution.  We are in the process of validating new versions of all of the modules and will update the licenses when we update the ACMs.

Joe
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