From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759241Ab0ENXk2 (ORCPT ); Fri, 14 May 2010 19:40:28 -0400 Received: from terminus.zytor.com ([198.137.202.10]:36354 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751328Ab0ENXk1 (ORCPT ); Fri, 14 May 2010 19:40:27 -0400 Message-ID: <4BEDDF4F.3010902@zytor.com> Date: Fri, 14 May 2010 16:39:59 -0700 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.9) Gecko/20100330 Fedora/3.0.4-1.fc12 Thunderbird/3.0.4 MIME-Version: 1.0 To: Jesse Barnes CC: Mike Travis , Bjorn Helgaas , Mike Habeck , Ingo Molnar , Thomas Gleixner , x86@kernel.org, Jacob Pan , Tejun Heo , LKML , Yinghai , "linux-pci@vger.kernel.org" , Myron Stowe Subject: Re: [Patch 1/1] x86 pci: Add option to not assign BAR's if not already assigned References: <4BEAF008.9030805@sgi.com> <201005131256.17997.bjorn.helgaas@hp.com> <4BEC5530.1000008@sgi.com> <201005131402.30759.bjorn.helgaas@hp.com> <20100514152509.3aeb37b4@virtuousgeek.org> <4BEDCFD9.7020202@sgi.com> <20100514154706.4f36f4ed@virtuousgeek.org> <4BEDDACD.9040704@zytor.com> <20100514162836.27e0325a@virtuousgeek.org> <4BEDDD77.1050205@zytor.com> <20100514163416.0e940f64@virtuousgeek.org> In-Reply-To: <20100514163416.0e940f64@virtuousgeek.org> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 05/14/2010 04:34 PM, Jesse Barnes wrote: >> I'm not lamenting that fact, because my experience is that what ends up >> replacing it is often far worse. Consider UARTs -- no MMU dependencies >> at all, can be accessed with four lines of assembly, and compare it to >> EHCI debug port, the driver for which is over 900 lines in the Linux >> kernel -- and that assumes that you're already in flat mode. > > Heh, you're so old and crufty! I know. Debugging is so 20th century. -hpa