Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762932AbWLKQ72 (ORCPT ); Mon, 11 Dec 2006 11:59:28 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1762935AbWLKQ72 (ORCPT ); Mon, 11 Dec 2006 11:59:28 -0500 Received: from srv5.dvmed.net ([207.36.208.214]:47608 "EHLO mail.dvmed.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760656AbWLKQ7Z (ORCPT ); Mon, 11 Dec 2006 11:59:25 -0500 Message-ID: <457D8E69.5050906@garzik.org> Date: Mon, 11 Dec 2006 11:59:21 -0500 From: Jeff Garzik User-Agent: Thunderbird 1.5.0.8 (X11/20061107) MIME-Version: 1.0 To: James Bottomley CC: "Darrick J. Wong" , linux-scsi , Linux Kernel Mailing List , "linux-ide@vger.kernel.org" , Alan Cox , Douglas Gilbert Subject: Re: [PATCH v2] libata: Simulate REPORT LUNS for ATAPI devices References: <4574A90E.5010801@us.ibm.com> <4574AB78.40102@garzik.org> <4574B004.6030606@us.ibm.com> <457D8637.5070707@garzik.org> <1165855489.2791.7.camel@mulgrave.il.steeleye.com> In-Reply-To: <1165855489.2791.7.camel@mulgrave.il.steeleye.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Score: -4.3 (----) X-Spam-Report: SpamAssassin version 3.1.7 on srv5.dvmed.net summary: Content analysis details: (-4.3 points, 5.0 required) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1367 Lines: 33 James Bottomley wrote: > On Mon, 2006-12-11 at 11:24 -0500, Jeff Garzik wrote: >> Darrick J. Wong wrote: >>> The Quantum GoVault SATAPI removable disk device returns ATA_ERR in >>> response to a REPORT LUNS packet. If this happens to an ATAPI device >>> that is attached to a SAS controller (this is the case with sas_ata), >>> the device does not load because SCSI won't touch a "SCSI device" >>> that won't report its LUNs. Since most ATAPI devices don't support >>> multiple LUNs anyway, we might as well fake a response like we do for >>> ATA devices. >>> >>> Signed-off-by: Darrick J. Wong >> I'm leaning towards applying this, perhaps with a module option that >> allows experimenters to revert back to the older behavior. >> >> Any chance you could be talked into tackling some of the SAT >> translation-related items Doug G mentioned? I'm almost certain there >> are some info pages we should be returning, but are not, at the very least. > > I thought we were closing in on agreeing that the SPC/MMC > inconsistencies made this the correct candidate fix. that works for me... Jeff - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/