From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Wilcox Subject: Re: What still uses the block layer? Date: Mon, 15 Oct 2007 22:04:01 -0600 Message-ID: <20071016040401.GA15744@parisc-linux.org> References: <200710112011.22000.rob@landley.net> <200710150304.00901.rob@landley.net> <646765f40710150206j75af4c4dwac4f4565451b64b1@mail.gmail.com> <200710150508.37332.rob@landley.net> <20071015173357.GB5738@kroah.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from palinux.external.hp.com ([192.25.206.14]:58665 "EHLO mail.parisc-linux.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751135AbXJPEEF (ORCPT ); Tue, 16 Oct 2007 00:04:05 -0400 Content-Disposition: inline In-Reply-To: Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: david@lang.hm Cc: Greg KH , Rob Landley , Julian Calaby , Theodore Tso , James Bottomley , linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org, Jens Axboe , Suparna Bhattacharya , Nick Piggin On Mon, Oct 15, 2007 at 07:54:22PM -0700, david@lang.hm wrote: > do PCI devices reorder their bus numbers spontaniously, or only if you > change the hardware? The only system I've had that reordered PCI bus numbers was when I had a partitionable system and changed the partitioning. Not quite "change the hardware", but neither was it "spontaneous". It was certainly unexpected (for me). Greg probably has quite different examples. -- Intel are signing my paycheques ... these opinions are still mine "Bill, look, we understand that you're interested in selling us this operating system, but compare it to ours. We can't possibly take such a retrograde step."