From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751095AbdBQFBa (ORCPT ); Fri, 17 Feb 2017 00:01:30 -0500 Received: from terminus.zytor.com ([65.50.211.136]:35440 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750752AbdBQFB3 (ORCPT ); Fri, 17 Feb 2017 00:01:29 -0500 Subject: Re: [RFC PATCH] x86/boot: make ELF kernel multiboot-able To: Daniel Kiper , The development of GNU GRUB References: <1487169716-58415-1-git-send-email-chao.p.peng@linux.intel.com> <60323D2A-BB58-4112-B21C-62D7A483F2D3@zytor.com> <20170215201336.GA24047@wotan.suse.de> <20170216232727.GB31716@router-fw-old.local.net-space.pl> Cc: "Luis R. Rodriguez" , Juergen Gross , Paolo Bonzini , "Michael S. Tsirkin" , Matt Fleming , Daniel Kiper , x86@kernel.org, linux-kernel@vger.kernel.org, Alexander Graf , Ingo Molnar , Al Viro , Andy Lutomirski , Josh Poimboeuf , Chao Peng , Thomas Gleixner , Borislav Petkov , Amnon Ilan , Thomas Garnier , phcoder@gmail.com, arvidjaar@gmail.com, konrad.wilk@oracle.com From: "H. Peter Anvin" Message-ID: <1eba3218-c770-72e1-dd1c-e5a0f6046acd@zytor.com> Date: Thu, 16 Feb 2017 21:00:05 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.7.0 MIME-Version: 1.0 In-Reply-To: <20170216232727.GB31716@router-fw-old.local.net-space.pl> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 02/16/17 15:27, Daniel Kiper wrote: > > That is obvious. Do you think that Multiboot/Multiboot2 protocols are > substantially suboptimal? > Yes. They push a lot of things into the bootloader for no good reason, thus tying the kernel's hands and making the whole boot process more fragile. It isn't either like Grub has been very good about keeping to any spec, their own or others. -hpa