From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Garzik Subject: Re: [PATCH] clear garbage after CDBs on SG_IO Date: Wed, 15 Nov 2006 20:52:25 -0500 Message-ID: <455BC459.50905@pobox.com> References: <20061116005227.GD27684@htj.dyndns.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from srv5.dvmed.net ([207.36.208.214]:12708 "EHLO mail.dvmed.net") by vger.kernel.org with ESMTP id S1162155AbWKPBwo (ORCPT ); Wed, 15 Nov 2006 20:52:44 -0500 In-Reply-To: <20061116005227.GD27684@htj.dyndns.org> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Tejun Heo Cc: Andrew Morton , Jens Axboe , dougg@torque.net, mfluhr@nero.com, alan@lxorguk.ukuu.org.uk, linux-ide@vger.kernel.org Tejun Heo wrote: > ATAPI devices transfer fixed number of bytes for CDBs (12 or 16). > Some ATAPI devices choke when shorter CDB is used and the left bytes > contain garbage. Block SG_IO cleared left bytes but SCSI SG_IO > didn't. This patch makes SCSI SG_IO clear it and simplify CDB > clearing in block SG_IO. > > Signed-off-by: Tejun Heo > Cc: Mathieu Fluhr ACK