Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755145AbXIQJbW (ORCPT ); Mon, 17 Sep 2007 05:31:22 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753352AbXIQJbG (ORCPT ); Mon, 17 Sep 2007 05:31:06 -0400 Received: from jurassic.park.msu.ru ([195.208.223.243]:45834 "EHLO jurassic.park.msu.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752503AbXIQJbF (ORCPT ); Mon, 17 Sep 2007 05:31:05 -0400 Date: Mon, 17 Sep 2007 13:31:06 +0400 From: Ivan Kokshaysky To: Matthew Wilcox Cc: Robert Hancock , Greg KH , Shaohua Li , lkml , linux-pci , Andrew Morton , Jesse Barnes Subject: Re: [PATCH]PCI:disable resource decode in PCI BAR detection Message-ID: <20070917133106.B21399@jurassic.park.msu.ru> References: <46EA00DA.6010704@shaw.ca> <20070914151401.A5586@jurassic.park.msu.ru> <46EA9B23.7030709@shaw.ca> <20070914192913.A6668@jurassic.park.msu.ru> <46EB1F16.8060209@shaw.ca> <20070916151355.A18508@jurassic.park.msu.ru> <20070916195258.GC28350@parisc-linux.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <20070916195258.GC28350@parisc-linux.org>; from matthew@wil.cx on Sun, Sep 16, 2007 at 01:52:59PM -0600 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 983 Lines: 24 On Sun, Sep 16, 2007 at 01:52:59PM -0600, Matthew Wilcox wrote: > I don't think it would be that complicated. We could just delay probing > for mmconfig until after the pci bus probes are done. No changes to > other architectures needed. Indeed. Seems like it's a way to go. > I'm really disappointed with mmconfig. Here was a great chance to get > rid of all the sucky performance problems of the past, and BIOS writers > and chipset designers have fucked up the implementation so much that > it's now the ugliest method for getting to pci config space. And it's > the *only* method of getting to extended config space. Same feeling... Fortunately, it seems that we don't access the extended config space during bus probe. Ivan. - 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/