From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761491AbYBWSwt (ORCPT ); Sat, 23 Feb 2008 13:52:49 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755143AbYBWSwj (ORCPT ); Sat, 23 Feb 2008 13:52:39 -0500 Received: from rv-out-0910.google.com ([209.85.198.190]:12214 "EHLO rv-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754000AbYBWSwj (ORCPT ); Sat, 23 Feb 2008 13:52:39 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=dBUGYNfsT3qDmd5B0GIOKDQtIVd96eVR+9IsqOqMDaaUsPbftvEJNQn6blynIbqIHi2xHeQss9iYPFTkJ4WkZ4bh76ge+BdV5Orx3VpX/hdtcniPE5ojzasj3zi1gVTQTwihOLChrZYimhzB9tLbxNkI1CqnUk3SKyURo7C/sJU= Message-ID: <19f34abd0802231052x926c873p3ceef7904a120087@mail.gmail.com> Date: Sat, 23 Feb 2008 19:52:38 +0100 From: "Vegard Nossum" To: "Alan Cox" Subject: Re: ata1.00: failed to IDENTIFY (I/O error, err_mask=0x4) Cc: "Jeff Garzik" , linux-ide@vger.kernel.org, "Linux Kernel Mailing List" In-Reply-To: <20080223183138.59d18e26@core> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <19f34abd0802230948n3b98b7d2kd67ca9c2f8fbbd47@mail.gmail.com> <20080223183138.59d18e26@core> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Feb 23, 2008 at 7:31 PM, Alan Cox wrote: > O> I don't see the connection between (no-)smp and ata. Something with > > > interrupt routing/IPI, missing irq ack? Booting another !SMP kernel > > works fine. The problem also exists in 2.6.24-rc2. > > Almost certainly interrupt routing try smp but with noapic and see if it > fails as well ? noapic works fine. V