Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753210AbYG2SzE (ORCPT ); Tue, 29 Jul 2008 14:55:04 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751035AbYG2Syu (ORCPT ); Tue, 29 Jul 2008 14:54:50 -0400 Received: from mx1.redhat.com ([66.187.233.31]:39468 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750712AbYG2Sys (ORCPT ); Tue, 29 Jul 2008 14:54:48 -0400 Message-ID: <488F6758.8080907@redhat.com> Date: Tue, 29 Jul 2008 14:54:16 -0400 From: Ric Wheeler Reply-To: rwheeler@redhat.com Organization: Red Hat User-Agent: Thunderbird 2.0.0.14 (X11/20080501) MIME-Version: 1.0 To: "Martin K. Petersen" CC: James Bottomley , Matthew Wilcox , linux-scsi@vger.kernel.org, linux-ide@vger.kernel.org, Jim Meyering , linux-kernel@vger.kernel.org, Jeff Garzik , Matt Domsch Subject: Re: tools support for non-512 byte sector sizes References: <488F524F.6020905@redhat.com> <20080729182611.GB24924@parisc-linux.org> <1217356645.6103.48.camel@localhost.localdomain> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1305 Lines: 30 Martin K. Petersen wrote: >>>>>> "James" == James Bottomley writes: >>>>>> > > James> The problem, which ata_ram also suffers, is that the tools we > James> most need to test are the ones for manipulating non volatile > James> characteristics (like partition tables). We'd really like the > James> disk contents to survive reboot for this ... > > Yeah, I should add that I wanted persistence too. I went through a > whole stack (well, 5-6 or so) fibre channel drives from various > vendors and attempted to low-level format them to 4KB sectors. Most > of them laughed in my face. One of them tried to comply and > irreparably confused its firmware in the process. > > Just yesterday I received a couple of prototype drives in the mail. > I'll ask the vendor whether they support 4KB and if so I'll give them > a whirl. > Isn't this a great use case for a SCSI target device where our target can be a software disk on a remote host? What is missing for us to put something like that together? ric -- 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/