From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1423794AbWKPKw4 (ORCPT ); Thu, 16 Nov 2006 05:52:56 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1423796AbWKPKwz (ORCPT ); Thu, 16 Nov 2006 05:52:55 -0500 Received: from outpipe-village-512-1.bc.nu ([81.2.110.250]:32461 "EHLO lxorguk.ukuu.org.uk") by vger.kernel.org with ESMTP id S1423794AbWKPKwz (ORCPT ); Thu, 16 Nov 2006 05:52:55 -0500 Date: Thu, 16 Nov 2006 10:53:11 +0000 From: Alan To: linux@horizon.com Cc: linux-kernel@vger.kernel.org, torvalds@osdl.org, linux@horizon.com Subject: Re: [PATCH] ALSA: hda-intel - Disable MSI support by default Message-ID: <20061116105311.2f18b3d6@localhost.localdomain> In-Reply-To: <20061116042432.26300.qmail@science.horizon.com> References: <20061116042432.26300.qmail@science.horizon.com> X-Mailer: Sylpheed-Claws 2.6.0 (GTK+ 2.8.20; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On 15 Nov 2006 23:24:32 -0500 linux@horizon.com wrote: > Well, before giving up entirely, assume that *some* device owns that > interrupt, it's just mis-routed. > > So start calling the IRQ handlers for *every* PCI device until the > damn interrupt goes away, or you've really proved that it can't > be shut up. See the "irqpoll" option. We don't however try and learn IRQ errors from it although we certainly could do so (and indeed Ingo semi jokingly suggested it when the patch went in)