From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Renninger Subject: Re: Promise 300-TX 4-channel SATA disk going dead under load 2.6.24-7 Date: Fri, 29 Aug 2008 15:11:00 +0200 Message-ID: <200808291511.02062.trenn@suse.de> References: <48A35FE6.1080903@tlinx.org> <200808291339.59785.trenn@suse.de> <48B7E573.60601@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Return-path: Received: from cantor2.suse.de ([195.135.220.15]:43578 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753048AbYH2NLG (ORCPT ); Fri, 29 Aug 2008 09:11:06 -0400 In-Reply-To: <48B7E573.60601@kernel.org> Content-Disposition: inline Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Tejun Heo Cc: Linda Walsh , linux-ide@vger.kernel.org, Alan Cox , linux acpi On Friday 29 August 2008 14:02:59 Tejun Heo wrote: > Thomas Renninger wrote: > > On Friday 29 August 2008 12:20:14 Tejun Heo wrote: > >> Thomas Renninger wrote: ... > > where pci=noacpi helped. IMO not worth an automated detection. > > Especially for those old machines..., people know which param to use, you > > will produce more grief than any good. > > > > There were several acpipnp problems recently, but this is another topic > > and that needs fixing anyway, Bjorn is doing a real good job here. > > Hmm... Maybe what's necessary it to detect IRQ misrouting and turn on > irqpoll on the specific IRQ (or IRQ handler), which would help 'nobody > cared' cases too. But you risk that things never get fixed correctly. At least yell loudly at the user that things must get fixed. IMO the a message (you already see appearing?) at the right place: try irqpoll, try xyz param is enough. The current behavior is not that bad and not that much machines (at least new machines) are affected, but as said I am not deeply involved in PCI/IRQ things. Thomas