From mboxrd@z Thu Jan 1 00:00:00 1970 From: Greg KH Subject: Re: "ide=reverse" do we still need this? Date: Tue, 12 Feb 2008 20:44:36 -0800 Message-ID: <20080213044436.GB10101@kroah.com> References: <20080213001506.GA13933@kroah.com> <47B24AB3.3040009@keyaccess.nl> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from pentafluge.infradead.org ([213.146.154.40]:60059 "EHLO pentafluge.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1764861AbYBMGCJ (ORCPT ); Wed, 13 Feb 2008 01:02:09 -0500 Content-Disposition: inline In-Reply-To: <47B24AB3.3040009@keyaccess.nl> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Rene Herman Cc: bzolnier@gmail.com, muli@il.ibm.com, jdmason@kudzu.us, linux-ide@vger.kernel.org, linux-pci@atrey.karlin.mff.cuni.cz, linux-kernel@vger.kernel.org, discuss@x86-64.org On Wed, Feb 13, 2008 at 02:41:07AM +0100, Rene Herman wrote: > On 13-02-08 01:15, Greg KH wrote: > >> I'm reworking the pci device list logic (we currently keep all PCI >> devices in 2 lists, which isn't the nicest, we should be able to get >> away with only 1 list.) >> The only bother I've found so far is the pci_get_device_reverse() >> function, it's used in 2 places, IDE and the calgary driver. >> I'm curious if we really still support the ide=reverse option? It's a >> config option that I don't think the distros still enable (SuSE does >> not). Is this still needed these days? >> In digging, we changed this option in 2.2.x from being called >> "pci=reverse" and no one else seems to miss it. >> Any thoughts? > > While details escape me somewhat again at the monment, a few months ago I > was playing around with a PCI Promise IDE controller and needed ide=reverse > to save me from having to switch disks around to still have a bootable > system. > > Or some such. Not too clear anymore, but I remember it saved the day. You couldn't just change the boot disk in grub? Or use an initramfs and /dev/disk/by-id/ to keep any future moves stable? thanks, greg k-h