From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261770AbVHAIxx (ORCPT ); Mon, 1 Aug 2005 04:53:53 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261723AbVHAIxx (ORCPT ); Mon, 1 Aug 2005 04:53:53 -0400 Received: from gate.crashing.org ([63.228.1.57]:27799 "EHLO gate.crashing.org") by vger.kernel.org with ESMTP id S261770AbVHAIxm (ORCPT ); Mon, 1 Aug 2005 04:53:42 -0400 Subject: Re: revert yenta free_irq on suspend From: Benjamin Herrenschmidt To: abelay@novell.com Cc: Len Brown , Linux Kernel Mailing List , Daniel Ritz , Dominik Brodowski , Andrew Morton , Hugh Dickins , Pavel Machek , Dave Airlie , Linus Torvalds In-Reply-To: <2e55d42e7427.2e74272e55d4@columbus.rr.com> References: <2e55d42e7427.2e74272e55d4@columbus.rr.com> Content-Type: text/plain Date: Mon, 01 Aug 2005 10:49:48 +0200 Message-Id: <1122886189.18835.109.camel@gaston> Mime-Version: 1.0 X-Mailer: Evolution 2.2.2 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sun, 2005-07-31 at 23:03 -0400, ambx1@neo.rr.com wrote: > Also, as I said earlier, the better we support OSPM initiated power > management, the more likely APM will break. This may be technically > unavoidable on some isolated boxes without quirks. I agree with > Pavel that "do nothing" may make sense, but it seems some devices > may still need to be disabled by the OS. As a real world example, > we currently can't turn off cardbus bridges because it breaks APM > on a couple of older laptops. Won't freeing of IRQs cause problems with things like handhelds that actually rely on an interrupt to wake up ? Ben.