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 06:29:08 -0500 Message-ID: <43996A84.5020307@pobox.com> References: <20051208030242.GA19923@srcf.ucam.org> <20051208091542.GA9538@infradead.org> <20051208132657.GA21529@srcf.ucam.org> <20051208133308.GA13267@infradead.org> <20051208133945.GA21633@srcf.ucam.org> <20051208134438.GA13507@infradead.org> <1134062330.1732.9.camel@localhost.localdomain> <43989B00.5040503@pobox.com> <4398F9E6.7000807@rtr.ca> 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]:13232 "EHLO mail.dvmed.net") by vger.kernel.org with ESMTP id S932157AbVLIL3U (ORCPT ); Fri, 9 Dec 2005 06:29:20 -0500 In-Reply-To: <4398F9E6.7000807@rtr.ca> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Mark Lord Cc: Erik Slagter , Christoph Hellwig , Matthew Garrett , 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 Mark Lord wrote: > Jeff Garzik wrote: > >> Erik Slagter wrote: >> >>> 'guess You're not interested in having suspend/resume actually work on >>> laptops (or other PC's). That's your prerogative but imho it's a bit >>> narrow-minded to withhold this functionality from other people who >>> actually would like to have this working, just because you happen to not >>> like ACPI. >> >> >> >> It works just fine on laptops, with Jens' suspend/resume patch. >> >> Jeff > > > No. I use it on my two modern laptops with great success, > but only with *certain* hard disks. When I replace the ultra modern > 100GB drive in my machine with a slightly older 30GB drive, > suspend/resume no longer work. No other changes. > > Other users have reported similar experiences to me. > > We really REALLY need libata to get fixed for this stuff. Patches welcome :) There is a bunch of stuff that needs to be done for suspend/resume. Saving/restoring settings, additional resets and probes, etc. Jeff