Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761789Ab2KAOxP (ORCPT ); Thu, 1 Nov 2012 10:53:15 -0400 Received: from cavan.codon.org.uk ([93.93.128.6]:49831 "EHLO cavan.codon.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756812Ab2KAOxF (ORCPT ); Thu, 1 Nov 2012 10:53:05 -0400 Date: Thu, 1 Nov 2012 14:52:25 +0000 From: Matthew Garrett To: Vivek Goyal Cc: Mimi Zohar , "Eric W. Biederman" , Khalid Aziz , kexec@lists.infradead.org, horms@verge.net.au, Dave Young , "H. Peter Anvin" , linux kernel mailing list , Dmitry Kasatkin , Roberto Sassu , Kees Cook Subject: Re: Kdump with signed images Message-ID: <20121101145225.GB10269@srcf.ucam.org> References: <1351190421.18115.92.camel@falcor> <20121025185520.GA17995@redhat.com> <1351214158.18115.186.camel@falcor> <20121026023916.GA16762@srcf.ucam.org> <20121026170609.GB24687@redhat.com> <1351276649.18115.217.camel@falcor> <20121101131003.GA14573@redhat.com> <20121101135356.GA15659@redhat.com> <1351780159.15708.17.camel@falcor> <20121101144304.GA15821@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20121101144304.GA15821@redhat.com> User-Agent: Mutt/1.5.20 (2009-06-14) X-SA-Exim-Connect-IP: X-SA-Exim-Mail-From: mjg59@cavan.codon.org.uk X-SA-Exim-Scanned: No (on cavan.codon.org.uk); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 724 Lines: 17 On Thu, Nov 01, 2012 at 10:43:04AM -0400, Vivek Goyal wrote: > So I think this does satisfy the requirement matthew specified. Isn't it? > Matthew, what do you think? Sure, if you can ensure that. You'll need to figure out how to get the build system to sign the userspace binaries and you'll need to ensure that they're statically linked and don't dlopen anything (including the nsswitch modules), but otherwise that should work. -- Matthew Garrett | mjg59@srcf.ucam.org -- 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/