From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754893Ab1C1SZw (ORCPT ); Mon, 28 Mar 2011 14:25:52 -0400 Received: from terminus.zytor.com ([198.137.202.10]:42779 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751312Ab1C1SZv (ORCPT ); Mon, 28 Mar 2011 14:25:51 -0400 Message-ID: <4D90D255.4060008@zytor.com> Date: Mon, 28 Mar 2011 11:24:21 -0700 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.15) Gecko/20110307 Fedora/3.1.9-0.39.b3pre.fc14 Thunderbird/3.1.9 MIME-Version: 1.0 To: Andi Kleen CC: Jiri Kosina , Stephen Rothwell , Linus , Andrew Morton , LKML , x86@kernel.org, Len Brown , linux-pm@lists.linux-foundation.org, Henrique de Moraes Holschuh , Ingo Molnar , Thomas Gleixner , Ondrej Zary Subject: Re: [PATCH] apm: orphan the driver References: <20110326172204.05e52c10.sfr@canb.auug.org.au> <20110329004438.d9e755ef.sfr@canb.auug.org.au> <20110328174542.GW21838@one.firstfloor.org> <4D90CC0B.8070105@zytor.com> <20110328182123.GX21838@one.firstfloor.org> In-Reply-To: <20110328182123.GX21838@one.firstfloor.org> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 03/28/2011 11:21 AM, Andi Kleen wrote: >> Or we phase out the APM effort by only supporting it for poweroff, for >> example. > > Phasing out APM idle at least would be reasonable. resumably even if the old > laptops still work they are likely on AC because their batteries have > long died. So using a bit more power in idle shouldn't be a big > issue. > > Not sure about suspend, screen saver etc. I suppose those could > be kept as frozen legacy features. At least until someone else > wants to redesign those parts too. > Since poweroff applies even to stationary systems, it's probably the most important bit. Suspend/resume the second most important. -hpa