From mboxrd@z Thu Jan 1 00:00:00 1970 From: Theodore Tso Subject: Re: Suspend to ram regression (2.6.24-rc1-git) Date: Sat, 3 Nov 2007 02:23:04 -0400 Message-ID: <20071103062304.GA10428@thunk.org> References: <20071031201308.GK11514@kernel.dk> <20071101084145.GA5037@kernel.dk> <20071102163708.15304989.kristen.c.accardi@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from THUNK.ORG ([69.25.196.29]:33514 "EHLO thunker.thunk.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751015AbXKCGYY (ORCPT ); Sat, 3 Nov 2007 02:24:24 -0400 Content-Disposition: inline In-Reply-To: <20071102163708.15304989.kristen.c.accardi@intel.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Kristen Carlson Accardi Cc: Jens Axboe , linux-kernel@vger.kernel.org, jeff@garzik.org, linux-ide@vger.kernel.org On Fri, Nov 02, 2007 at 04:37:08PM -0700, Kristen Carlson Accardi wrote: > > Does this patch fix your problem? It seems to get hung up while disabling > DIPM, and after thinking about this a bit, I don't think we really need > to do this anyway. Yep, this fixes suspend/resume on my X61 thinkpad. Interestingly I'm not seeing any power savings with ALPM set to min_power, at least not compared to what I get after suspend and resuming (which mysteriously cause the power utilization of my laptop to drop by a watt --- maybe that is engaging ALPM as part of the suspend process? I dunno). - Ted