From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: unexpected scsi timeout Date: Tue, 24 Jul 2007 17:20:02 +0900 Message-ID: <46A5B632.8040201@gmail.com> References: <46A0A462.2090407@sw.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Return-path: Received: from nz-out-0506.google.com ([64.233.162.232]:19861 "EHLO nz-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1765284AbXGXIUS (ORCPT ); Tue, 24 Jul 2007 04:20:18 -0400 Received: by nz-out-0506.google.com with SMTP id s18so1332829nze for ; Tue, 24 Jul 2007 01:20:17 -0700 (PDT) In-Reply-To: <46A0A462.2090407@sw.ru> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Vasily Averin Cc: Jeff Garzik , linux-scsi@vger.kernel.org, linux-ide@vger.kernel.org, devel@openvz.org, Albert Lee [cc'ing Albert] Vasily Averin wrote: > Tejun, Jeff > > I've noticed that some scsi commands for DVD-drive attached to pata_via > successfully finishes without any delays but reports about TIMEOUT condition. It > happens because of ATA_ERR bit is set in status register. As result for each > command Error Handler thread awakened, requests sense buffer and go to sleep again. Need more info. Please post boot dmesg and the result of 'lspci -nn' and 'hdparm -I /dev/srX' and when such errors occur. Thanks. -- tejun