From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: libata problems Date: Wed, 14 Jan 2009 14:05:38 +0900 Message-ID: <496D72A2.3050005@kernel.org> References: <4880BDCD.4030104@gavsworld.net> <4892CDED.6080302@kernel.org> <4898BD4F.90709@gavsworld.net> <4898F11D.1080902@kernel.org> <4899EE03.3060204@gavsworld.net> <48A2AA73.6010901@kernel.org> <495F5AB3.1090800@gavsworld.net> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from hera.kernel.org ([140.211.167.34]:41974 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750937AbZANFFq (ORCPT ); Wed, 14 Jan 2009 00:05:46 -0500 In-Reply-To: <495F5AB3.1090800@gavsworld.net> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Gavin Cameron Cc: IDE/ATA development list Gavin Cameron wrote: > Hello, > > Happy new year first of all :-) > > It's been a while since I've heard anything on this libata problem, so I > thought I'd see what's happening. > > I have some good news though: one of my PCs is working fine now - kirk > (which I've recently switched from Fedora to Ubuntu) > > * Gigabyte GA-7DX M/B (AMD 761 / VIA 686B chipset) > * AMD Althlon XP 2100+ > * PATA LiteOn DVD-RW > * Ubuntu 8.10 - kernel 2.6.27-9-generic > > However, picard is still not working: > * ASUS M2V M/B (VIA K8T890 / VIA VT8237A chipset) > * AMD Athlon 64 X2 6000+ > * PATA LiteOn DVD RAM/RW > * Fedora 10 - kernel 2.6.27.9-159.fc10.x86_64 > > I'm currently booting with this from grub: > title Fedora (2.6.27.9-159.fc10.x86_64) > root (hd0,2) > kernel /vmlinuz-2.6.27.9-159.fc10.x86_64 ro > root=UUID=5d9cfdad-6c2f-4f95-840f-99080642519c rhgb quiet pci=noacpi > initrd /initrd-2.6.27.9-159.fc10.x86_64.img > > Which is the standard Fedora option (plus the noacpi). > > I've attached some log files to assist in further debug. > > The /var/log/messages file is very long (so appologies for this), but I > noticed something interesting: on 2nd of Jan, there were no CDs inserted > into the drive at all that day, yet there is trouble communicating with > the drive. Today is the 3rd and the ata messages at the end are when I > inserted a CD. > > The problem with picard is that it refuses to read CDs/DVDs placed in > the PATA drive (unless it has been within a few minutes of powering up) > and also that the PATA hard drive still performs frequent head unloads. > > If you require any other information, please let me know. Does irqpoll help? -- tejun