From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sergei Shtylyov Subject: Re: libata: CD and dvd devices not recognized Date: Thu, 22 Mar 2007 17:50:07 +0300 Message-ID: <4602979F.80002@ru.mvista.com> References: <45F873AC.6010204@gmail.com> <200703172107.42107.bzolnier@gmail.com> <45FD0F68.7090207@gmail.com> <200703181610.33714.bzolnier@gmail.com> <45FE7DCC.3000507@ru.mvista.com> <45FEE5EB.9020909@gmail.com> <4600BA1C.7060300@tw.ibm.com> <4600F45C.3000303@gmail.com> <46021CDA.3070807@tw.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from h155.mvista.com ([63.81.120.155]:12917 "EHLO imap.sh.mvista.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S933041AbXCVOtf (ORCPT ); Thu, 22 Mar 2007 10:49:35 -0400 In-Reply-To: <46021CDA.3070807@tw.ibm.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: albertl@mail.com Cc: YUP , Bartlomiej Zolnierkiewicz , linux-ide@vger.kernel.org, Jeff Garzik Hello. Albert Lee wrote: > Thanks for the detailed log. > It looks like the bad INQUIRY command > "CDB (4:0,1,0) 12 01 00 00 fe 00 00 00 00" (INQUIRY, length=254, EVPD=1) > is coming from the user space, not the SCSI mid-layer. > I guess two problems together caused this bug: > 1. Ubuntu Linux issues an incorrect INQUIRY command to the drive. > (Other distros seem to have the INQUIRY correct.) But what is incorrect about sending INQUIRY with EVPD bit? MBR, Sergei