From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: ICH6-M libata disk timeouts 2.6.18 -> 2.6.19 Date: Tue, 27 Feb 2007 23:54:30 +0900 Message-ID: <45E44626.6060800@gmail.com> References: <27103.1168657787@mdt.dhcp.pit.laurelnetworks.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from an-out-0708.google.com ([209.85.132.246]:29802 "EHLO an-out-0708.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752486AbXB0Oyc (ORCPT ); Tue, 27 Feb 2007 09:54:32 -0500 Received: by an-out-0708.google.com with SMTP id b33so1142074ana for ; Tue, 27 Feb 2007 06:54:32 -0800 (PST) In-Reply-To: <27103.1168657787@mdt.dhcp.pit.laurelnetworks.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Mike Accetta Cc: linux-ide@vger.kernel.org Mike Accetta wrote: > The version of hdparm on this box gives > dev/sdb: > operation not supported on SCSI disks > against the SCSI disk name. With the controller in compatible mode, > here is the 'hdparm -I /dev/hdb' output on the same disk: > > ATA device, with non-removable media > Model Number: FUJITSU MHT2060BH > Serial Number: NR0YT53258G8 > Firmware Revision: 0000104A Sorry about late late late response. :-) 2.6.21 will behave better and turn off NCQ automatically in such cases. It also reports proper model and firmware revision, so we'll be able to blacklist it from info contained in the dmesg. Does your drive always work reliably if queue depth is set to one? And often fails when queue depth is 31? Thanks. -- tejun