Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263854AbTEFPz1 (ORCPT ); Tue, 6 May 2003 11:55:27 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263852AbTEFPz1 (ORCPT ); Tue, 6 May 2003 11:55:27 -0400 Received: from pc2-cwma1-4-cust86.swan.cable.ntl.com ([213.105.254.86]:22656 "EHLO lxorguk.ukuu.org.uk") by vger.kernel.org with ESMTP id S263854AbTEFPym (ORCPT ); Tue, 6 May 2003 11:54:42 -0400 Subject: Re: 2.5.68-mmX: Drowning in irq 7: nobody cared! From: Alan Cox To: Andrew Morton Cc: shrybman@sympatico.ca, Linux Kernel Mailing List In-Reply-To: <20030506081716.60de29d1.akpm@digeo.com> References: <1052141029.2527.27.camel@mars.goatskin.org> <20030505143006.29c0301a.akpm@digeo.com> <1052213733.28797.1.camel@dhcp22.swansea.linux.org.uk> <20030506081716.60de29d1.akpm@digeo.com> Content-Type: text/plain Content-Transfer-Encoding: 7bit Organization: Message-Id: <1052233619.1202.13.camel@dhcp22.swansea.linux.org.uk> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.2.2 (1.2.2-5) Date: 06 May 2003 16:07:00 +0100 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 693 Lines: 17 On Maw, 2003-05-06 at 16:17, Andrew Morton wrote: > Alan Cox wrote: > > > > With APIC at least it doesnt suprise me the least. The IRQ hack seems > > extremely racey. > > Good point. How about we do something like "if half of the past 1000 > interrupts weren't handled then try to kill the IRQ"? And if its a sound card generating close pairs of IRQs you might still trip. It seems the heuristic is more complicated - 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/