Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753835AbYLGJpS (ORCPT ); Sun, 7 Dec 2008 04:45:18 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752981AbYLGJpF (ORCPT ); Sun, 7 Dec 2008 04:45:05 -0500 Received: from mx1.suse.de ([195.135.220.2]:51481 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751021AbYLGJpD (ORCPT ); Sun, 7 Dec 2008 04:45:03 -0500 Date: Sun, 07 Dec 2008 10:44:55 +0100 Message-ID: From: Takashi Iwai To: Linus Torvalds Cc: Arjan van de Ven , "Rafael J. Wysocki" , Alan Stern , Greg KH , LKML , Jesse Barnes , pm list , Ingo Molnar , Andrew Morton Subject: Re: [linux-pm] [PATCH 1/3] PCI: Rework default handling of suspend and resume In-Reply-To: References: <200812062236.44111.rjw@sisk.pl> <20081206152545.326c8b67@infradead.org> User-Agent: Wanderlust/2.12.0 (Your Wildest Dreams) SEMI/1.14.6 (Maruoka) FLIM/1.14.7 (=?ISO-8859-4?Q?Sanj=F2?=) APEL/10.6 Emacs/22.3 (x86_64-suse-linux-gnu) MULE/5.0 (SAKAKI) MIME-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 890 Lines: 26 At Sat, 6 Dec 2008 22:00:59 -0800 (PST), Linus Torvalds wrote: > > > > On Sat, 6 Dec 2008, Arjan van de Ven wrote: > > > > the problem is that the system bios can have reassigned interrupts > > after resume, and afaik we need to re-evaluate the ACPI methods to > > get the new mapping. > > So we need to unregister + re-register to make that happen > > Can you give actual examples of real life situations? There were such cases on intel8x0 and maestro3 on-board sound devices, but all they were about hibernate, IIRC. Just though a quick git log search, I found the following: http://bugzilla.kernel.org/show_bug.cgi?id=4416 Takashi -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/