Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S966751AbXEHRXP (ORCPT ); Tue, 8 May 2007 13:23:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S966597AbXEHRXO (ORCPT ); Tue, 8 May 2007 13:23:14 -0400 Received: from ebiederm.dsl.xmission.com ([166.70.28.69]:58709 "EHLO ebiederm.dsl.xmission.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S966340AbXEHRXN (ORCPT ); Tue, 8 May 2007 13:23:13 -0400 From: ebiederm@xmission.com (Eric W. Biederman) To: yhlu Cc: vgoyal@in.ibm.com, "H. Peter Anvin" , "Jeremy Fitzhardinge" , "Gerd Hoffmann" , "Jeff Garzik" , patches@x86-64.org, linux-kernel@vger.kernel.org, virtualization Subject: Re: [patches] [PATCH] [21/22] x86_64: Extend bzImage protocol for relocatable bzImage References: <4634483E.9030307@goop.org> <46385A8A.6070405@redhat.com> <4638AB55.20408@goop.org> <4638F9BE.8090508@zytor.com> <4638FC39.4010101@goop.org> <4638FE1B.9050901@zytor.com> <46390523.5010809@goop.org> <463909AF.9040205@zytor.com> <20070503045031.GA5794@in.ibm.com> <86802c440705080941y69ddd5d6lab170c5f3967f148@mail.gmail.com> Date: Tue, 08 May 2007 11:18:27 -0600 In-Reply-To: <86802c440705080941y69ddd5d6lab170c5f3967f148@mail.gmail.com> (yhlu.kernel@gmail.com's message of "Tue, 8 May 2007 09:41:09 -0700") Message-ID: User-Agent: Gnus/5.110006 (No Gnus v0.6) Emacs/21.4 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 771 Lines: 20 yhlu writes: > Eric, > > With the latest change that make vmlinux to be elf64 and make bzImage > do switch to 64bit long mode, the kernel started via kexec can not get > VGA console. but the serial console works well. I wonder if the > setup.S is skipped in bzImage via kexec path. Yes. setup.S has always been skipped by bzImage via the kexec path unless you explicitly tell /sbin/kexec to use the 16bit entry point. Is not having a VGA console a new thing, or it something you just noticed? Eric - 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/