From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4DFD4C433E0 for ; Fri, 15 May 2020 10:40:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 27C752074D for ; Fri, 15 May 2020 10:40:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728288AbgEOKkG (ORCPT ); Fri, 15 May 2020 06:40:06 -0400 Received: from cheddar.halon.org.uk ([93.93.131.118]:58194 "EHLO cheddar.halon.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728013AbgEOKkF (ORCPT ); Fri, 15 May 2020 06:40:05 -0400 X-Greylist: delayed 2113 seconds by postgrey-1.27 at vger.kernel.org; Fri, 15 May 2020 06:40:04 EDT Received: from bsmtp by cheddar.halon.org.uk with local-bsmtp (Exim 4.92) (envelope-from ) id 1jZXCM-0005Bp-LR; Fri, 15 May 2020 11:04:10 +0100 Received: from steve by tack.einval.org with local (Exim 4.92) (envelope-from ) id 1jZXBi-0000Vp-4M; Fri, 15 May 2020 11:03:30 +0100 Date: Fri, 15 May 2020 11:03:30 +0100 From: Steve McIntyre To: Dmitry Osipenko Cc: Jens Axboe , Thierry Reding , Jonathan Hunter , =?utf-8?B?TWljaGHFgiBNaXJvc8WCYXc=?= , David Heidelberg , Peter Geis , Stephen Warren , Nicolas Chauvet , Ulf Hansson , Adrian Hunter , Billy Laws , Nils =?iso-8859-1?Q?=D6stlund?= , Christoph Hellwig , Ard Biesheuvel , Davidlohr Bueso , linux-tegra@vger.kernel.org, linux-block@vger.kernel.org, Andrey Danin , Gilles Grandou , Ryan Grachek , linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-efi Subject: Re: [PATCH v4 4/6] partitions/efi: Support GPT entry lookup at a non-standard location Message-ID: <20200515100320.GB30674@tack.einval.com> References: <20200515014143.12984-1-digetx@gmail.com> <20200515014143.12984-5-digetx@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200515014143.12984-5-digetx@gmail.com> X-attached: none User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, May 15, 2020 at 04:41:41AM +0300, Dmitry Osipenko wrote: >Most of consumer-grade NVIDIA Tegra devices use a proprietary bootloader >that can't be easily replaced because it's locked down using Secure Boot >cryptography singing and the crypto keys aren't given to a device owner. ^^^^^^^ typo >These devices usually have eMMC storage that is partitioned using a custom >NVIDIA Tegra partition table format. Of course bootloader and other >"special things" are stored on the eMMC storage, and thus, the partition >format can't be changed. ... -- Steve McIntyre, Cambridge, UK. steve@einval.com "Further comment on how I feel about IBM will appear once I've worked out whether they're being malicious or incompetent. Capital letters are forecast." Matthew Garrett, http://www.livejournal.com/users/mjg59/30675.html