From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from terminus.zytor.com ([198.137.202.10]:44793 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754501Ab3AaWWF (ORCPT ); Thu, 31 Jan 2013 17:22:05 -0500 Message-ID: <510AEDC2.80107@zytor.com> Date: Thu, 31 Jan 2013 14:18:42 -0800 From: "H. Peter Anvin" MIME-Version: 1.0 Subject: Re: [RFC PATCH 0/4] Add support for LZ4-compressed kernels References: <1359179447-31118-1-git-send-email-kyungsik.lee@lge.com> <20130128142510.68092e10.akpm@linux-foundation.org> <20130129101549.GP23505@n2100.arm.linux.org.uk> <51089523.3080804@zytor.com> <510AE6BF.4080303@zytor.com> In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kbuild-owner@vger.kernel.org List-ID: To: Nicolas Pitre Cc: Russell King - ARM Linux , Michal Marek , hyojun.im@lge.com, raphael.andy.lee@gmail.com, linux-kbuild@vger.kernel.org, gunho.lee@lge.com, namhyung.kim@lge.com, x86@kernel.org, minchan.kim@lge.com, linux-kernel@vger.kernel.org, Josh Triplett , Nitin Gupta , Richard Purdie , Ingo Molnar , Joe Millenbach , chan.jeong@lge.com, Kyungsik Lee , Andrew Morton , Albin Tonnerre , CE Linux Developers List , Thomas Gleixner , linux-arm-kernel@lists.infradead.org On 01/31/2013 02:16 PM, Nicolas Pitre wrote: >> >> Some utterly weird things like the Xen domain builder do that, because >> they have to. That is why we explicitly document that the payload is >> ELF and how to access it in the bzImage spec. > > Are you kidding? > > And what format do they expect? > I think they can be fairly flexible. Obviously gzip is always supported. I don't know the details. > If people are doing weird things with formats we're about to remove then > it's their fault if they didn't make upstream developers aware of it. > And if the reason they didn't tell anyone is because it is too nasty for > public confession then they simply deserve to be broken and come up with > a more sustainable solution. Well, it is too nasty for public confession, but it's called "paravirtualization". -hpa