From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Paul Rolland" Subject: RE: [git patches] libata fixes Date: Mon, 12 Mar 2007 08:56:27 +0100 Message-ID: <001701c7647b$f36b77d0$4b00a8c0@donald> References: Reply-To: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from tag.witbe.net ([81.88.96.48]:52657 "EHLO tag.witbe.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965287AbXCLH45 (ORCPT ); Mon, 12 Mar 2007 03:56:57 -0400 In-Reply-To: Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: 'Linus Torvalds' Cc: 'Tejun Heo' , 'Jeff Garzik' , 'Alan Cox' , 'Andrew Morton' , linux-ide@vger.kernel.org, 'LKML' , "'Eric D. Mudama'" Hello, > Ok, so that's just a message irritation, not actually bothersome > otherwise? It is somewhat painful, because delays involved are quite long, and it is not possible to explain the machine to "ignore" the port, and skip to the next one... > > The second problem is a Jmicron363 controler that is > failing to detect > > the DVD-RW that is connected, unless I use the irqpoll > option as Tejun has > > suggested. > > .. and this one has never worked without irqpoll? Exactly. > So it's the irq16 one that is the Jmicron controller and just isn't > getting any interrupts? It's IRQ 16 that is reported as affected to the Jmicron from the dmesg output, yes. > Since all the other interrupts work (and MSI worked for other > controllers), I don't think it's interrupt-routing related. > Especially as MSI shouldn't even care about things like that. > > And since it all works when "irqpoll" is used, that implies that the > *only* thing that is broken is literally irq delivery. Surely, also if you add the using pci=nomsi doesn't change anything. > Gaah. Can you get a log through serial console or netconsole > to see what changed? I'll try to do that.... Regards, Paul