From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Wilcox Subject: Re: [PATCH] set CONFIG_SCSI_MULTI_LUN by default and update help Date: Sun, 3 May 2009 09:11:54 -0600 Message-ID: <20090503151153.GS8822@parisc-linux.org> References: <49FDA2CA.4040601@tremplin-utc.net> <1241362635.5596.34.camel@mulgrave.int.hansenpartnership.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from palinux.external.hp.com ([192.25.206.14]:58198 "EHLO mail.parisc-linux.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754843AbZECPLy (ORCPT ); Sun, 3 May 2009 11:11:54 -0400 Content-Disposition: inline In-Reply-To: <1241362635.5596.34.camel@mulgrave.int.hansenpartnership.com> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: James Bottomley Cc: ?ric Piel , linux-scsi@vger.kernel.org, Alan Stern On Sun, May 03, 2009 at 09:57:15AM -0500, James Bottomley wrote: > Actually, I'd really rather not alter the default value of this setting. > Multi-lun is rapidly becoming obsolete: any modern devices conforming to > SCSI-3 use REPORT LUNS instead of doing LUN scanning, which gets us out > of the issue. Conversely, the ancient devices which rely on correctly > setting this are more likely to get upset about any change in the > balance. Yes, but USB devices are prohibited from being SCSI-3 devices, so it's not becoming obsolete. > In your case, just add the changer's inquiry strings with a > BLIST_FORCELUN. I wonder if we should make USB devices set that by default? What does Windows do here? -- Matthew Wilcox Intel Open Source Technology Centre "Bill, look, we understand that you're interested in selling us this operating system, but compare it to ours. We can't possibly take such a retrograde step."