From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Garrett Subject: Re: RFC: ACPI/scsi/libata integration and hotswap Date: Thu, 8 Dec 2005 13:39:45 +0000 Message-ID: <20051208133945.GA21633@srcf.ucam.org> References: <20051208030242.GA19923@srcf.ucam.org> <20051208091542.GA9538@infradead.org> <20051208132657.GA21529@srcf.ucam.org> <20051208133308.GA13267@infradead.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20051208133308.GA13267@infradead.org> Sender: linux-kernel-owner@vger.kernel.org To: Christoph Hellwig , 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 List-Id: linux-ide@vger.kernel.org On Thu, Dec 08, 2005 at 01:33:08PM +0000, Christoph Hellwig wrote: > Don't do it at all. We don't need to fuck up every layer and driver for > intels braindamage. Doing SATA suspend/resume properly on x86 depends on knowing the ACPI object that corresponds to a host or target. It's also the only way to support hotswap on this hardware[1], since there's no way for userspace to know which device a notification refers to. [1] ie, most laptops sold nowadays -- Matthew Garrett | mjg59@srcf.ucam.org