Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263567AbUDURmV (ORCPT ); Wed, 21 Apr 2004 13:42:21 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263574AbUDURmV (ORCPT ); Wed, 21 Apr 2004 13:42:21 -0400 Received: from borf.com ([209.179.94.84]:49583 "EHLO edsac.borf.com") by vger.kernel.org with ESMTP id S263567AbUDURmQ (ORCPT ); Wed, 21 Apr 2004 13:42:16 -0400 Message-ID: Subject: AoE inclusion into 2.4.x From: Sam Hopkins Date: Wed, 21 Apr 2004 13:34:58 -0400 To: linux-kernel@vger.kernel.org MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3976 Lines: 114 Greetings, I would like to offer our driver for inclusion into the 2.4 kernel. Marcelo suggested (strongly) that I make this request officially to the list. The driver code is available from: http://www.coraid.com/support/aoe-1.6.tar I'm now going to cheat and copy our prior correspondence. Please CC me on any comments / questions as I'm not a lkml subscriber. Cheers, Sam Hopkins sah@coraid.com ----- >From cyclades.com!marcelo.tosatti Wed Apr 21 12:18:18 EDT 2004 Date: Wed, 21 Apr 2004 13:16:35 -0300 From: Marcelo Tosatti To: Sam Hopkins Subject: Re: AoE driver inclusion into standard kernel release In-Reply-To: <70362c6516a63d61c978affd8ac6d270@borf.com> mail linux-kernel@vger.kernel.org Subject: AoE inclusion into 2.4.x Greetings, I would like to offer our driver for inclusion into the 2.4 kernel. Marcelo suggested (strongly) that I make this request officially to the list. The driver code is available from: http://www.coraid.com/support/aoe-1.6.tar I'm now going to cheat and copy our prior correspondence. Please CC me on any comments / questions as I'm not a lkml subscriber. Cheers, Sam Hopkins sah@coraid.com ----- >From cyclades.com!marcelo.tosatti Wed Apr 21 12:18:18 EDT 2004 Date: Wed, 21 Apr 2004 13:16:35 -0300 From: Marcelo Tosatti To: Sam Hopkins Subject: Re: AoE driver inclusion into standard kernel release In-Reply-To: <70362c6516a63d61c978affd8ac6d270@borf.com> Hi Sam, Sorry for taking so long to answer. Currently 2.4.x is in maintenance-only mode, but I dont see a problem including your driver. I strongly suggest you to post this announcement to the linux-kernel mailing list to get wider review, please. Thanks! On Sat, Apr 17, 2004 at 05:26:50PM -0400, Sam Hopkins wrote: > Hello, > > I would like to discuss getting my AoE protocol driver > into the standard kernel release. AoE (ATA over Ethernet) > is an open protocol for transmitting ATA commands over ethernet > frames. AoE has an assigned IANA Ethernet type of 0x88a2 and > an assigned linux kernel major number of 152. The AoE driver > translates block device requests into AoE requests to EtherDrive > blades, the only device to currently support the AoE protocol. > An EtherDrive blade is a small computer that answers AoE requests > by performing them upon the attached ATA drive. Each blade slides > into a rackmount shelf where it gets access to power and ethernet. > Each blade has its own ethernet address. For more information about > EtherDrive blades, please visit www.coraid.com. > > The current addressing scheme for accessing EtherDrive blades > has changed since the initial registration of the major number. > Previously we had a mechanism by which users associated blades > with a minor number and then accessed the blade by accessing > /dev/etherd/. This was scrapped in favor of a > simpler method. The current mechanism relies on the notion > that each blade slides into one of 18 slots in an addressable rack. > The blade in shelf 0, slot 1 is addressed as /dev/etherd/00:01. > For char devices, the following is now employed: > > 0 = /dev/etherd/ctl > 1 = /dev/etherd/stat > 2 = /dev/etherd/err > > We may add /dev/etherd/raw back in the future, but currently > it is no longer necessary. Documentation at lanana.org should > probably be updated to reflect these changes. > > We've been using the AoE driver with EtherDrive blades and > software raid for a while and I feel the driver is ready for > this next step. Please let me know if there is anything you > need for me to do in order to move this along. > > Cheers, > > Sam Hopkins > sah@coraid.com - 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/