Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759089Ab2KAJpu (ORCPT ); Thu, 1 Nov 2012 05:45:50 -0400 Received: from cantor2.suse.de ([195.135.220.15]:59583 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757438Ab2KAJpr (ORCPT ); Thu, 1 Nov 2012 05:45:47 -0400 Date: Thu, 1 Nov 2012 10:45:39 +0100 (CET) From: Jiri Kosina To: James Bottomley Cc: Oliver Neukum , Chris Friesen , Alan Cox , Matthew Garrett , Josh Boyer , linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org, linux-efi@vger.kernel.org Subject: Re: [RFC] Second attempt at kernel secure boot support In-Reply-To: <1351762703.2391.31.camel@dabdike.int.hansenpartnership.com> Message-ID: References: <1348152065-31353-1-git-send-email-mjg@redhat.com> <2548314.3caaFsMVg6@linux-lqwf.site> <50919EED.3020601@genband.com> <36538307.gzWq1oO7Kg@linux-lqwf.site> <1351760905.2391.19.camel@dabdike.int.hansenpartnership.com> <1351762703.2391.31.camel@dabdike.int.hansenpartnership.com> User-Agent: Alpine 2.00 (LNX 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 604 Lines: 17 On Thu, 1 Nov 2012, James Bottomley wrote: > I'm actually just struggling to understand the use case for these more > esoteric protections. I believe the real point is drawing a clear line between trusted and untrusted (with root being userspace, hence implicitly untrusted), and disallowing "legitimate crossing" of this line. -- Jiri Kosina SUSE Labs -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/