From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Garzik Subject: Re: RFC: ACPI/scsi/libata integration and hotswap Date: Fri, 09 Dec 2005 21:57:38 -0500 Message-ID: <439A4422.3030808@pobox.com> References: <20051209114246.GB16945@infradead.org> <20051209114944.GA1068@havoc.gtf.org> <20051209115235.GB25771@srcf.ucam.org> <43997171.9060105@pobox.com> <20051209121124.GA25974@srcf.ucam.org> <439975AB.5000902@pobox.com> <20051209122457.GB26070@srcf.ucam.org> <439A23E8.3080407@pobox.com> <20051210023426.GA31220@srcf.ucam.org> <439A4070.2000500@pobox.com> <20051210025004.GB31328@srcf.ucam.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mail.dvmed.net ([216.237.124.58]:61109 "EHLO mail.dvmed.net") by vger.kernel.org with ESMTP id S964792AbVLJC5s (ORCPT ); Fri, 9 Dec 2005 21:57:48 -0500 In-Reply-To: <20051210025004.GB31328@srcf.ucam.org> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Matthew Garrett Cc: Christoph Hellwig , Alan Cox , randy_d_dunlap@linux.intel.com, linux-ide@vger.kernel.org, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, acpi-devel@lists.sourceforge.net Matthew Garrett wrote: > On Fri, Dec 09, 2005 at 09:41:52PM -0500, Jeff Garzik wrote: > > >>Do you even know if this special case is applicable outside of Dell ICH5 >>boxes? And I thought your previous messages were referring to ICH6? > > > Every laptop I have access to, whether it's SATA or PATA, fires an ACPI > notification when a drive is removed from a bay. The ICH5 case is > probably somewhat special-cased, but when we move over to driving PATA > with libata it's going to be a lot more useful. If ICH6 can be managed > without resorting to ACPI, it's less necessary in the short term, but I > think PATA support is going to require it in the end anyway (especially > since we probably want to call the _GTM and _STM methods on PATA > devices) Yes, I do agree with this WRT PATA. Randy Dunlap's ACPI stuff is particularly interesting for this, though I haven't had time to review it in depth. I'm a bit more reluctant WRT SATA. Jeff