Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758785AbYA3PoU (ORCPT ); Wed, 30 Jan 2008 10:44:20 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751482AbYA3PoJ (ORCPT ); Wed, 30 Jan 2008 10:44:09 -0500 Received: from pentafluge.infradead.org ([213.146.154.40]:58820 "EHLO pentafluge.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754036AbYA3PoH (ORCPT ); Wed, 30 Jan 2008 10:44:07 -0500 Date: Wed, 30 Jan 2008 07:42:49 -0800 From: Arjan van de Ven To: Ivan Kokshaysky Cc: Matthew Wilcox , Greg KH , Tony Camuso , Grant Grundler , Loic Prylli , Adrian Bunk , Linus Torvalds , Benjamin Herrenschmidt , Greg KH , linux-kernel@vger.kernel.org, Jeff Garzik , linux-pci@atrey.karlin.mff.cuni.cz, Martin Mares Subject: Re: [Patch v2] Make PCI extended config space (MMCONFIG) a driver opt-in Message-ID: <20080130074249.36caa4c3@laptopd505.fenrus.org> In-Reply-To: <20080130151538.GA1036@jurassic.park.msu.ru> References: <478CD8A5.5090608@myri.com> <20080115174643.GB28238@kroah.com> <20080115175641.GE18741@parisc-linux.org> <20080119165809.GB11553@colo.lackof.org> <479E1FA6.1030708@redhat.com> <20080128204431.GA15227@kroah.com> <20080128190505.5f5b1ccc@laptopd505.fenrus.org> <20080129031804.GF20198@parisc-linux.org> <20080129131955.GC10761@kroah.com> <20080130034555.GA17537@parisc-linux.org> <20080130151538.GA1036@jurassic.park.msu.ru> Organization: Intel X-Mailer: Claws Mail 3.2.0 (GTK+ 2.12.3; i386-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-SRS-Rewrite: SMTP reverse-path rewritten from by pentafluge.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1113 Lines: 30 On Wed, 30 Jan 2008 18:15:39 +0300 Ivan Kokshaysky wrote: > On Tue, Jan 29, 2008 at 08:45:55PM -0700, Matthew Wilcox wrote: > > On Tue, Jan 29, 2008 at 05:19:55AM -0800, Greg KH wrote: > > > Matthew, with Arjan's patch, is anything that currently works now > > > broken? Why do you feel it is somehow "wrong"? > > > > lspci is broken. It used to be able to access extended config > > space, and now can't unless it is patched to know about the sysfs > > flag to enable it. > > There is also likely damage to Xorg for the very same reason. > Xorg doesn't do pci express .. (newer ones actually have gotten out of the "do the PCI layer ourselves" business entirely) > Ivan. -- If you want to reach me at my work email, use arjan@linux.intel.com For development, discussion and tips for power savings, visit http://www.lesswatts.org -- 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/