Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757339AbZFDQkT (ORCPT ); Thu, 4 Jun 2009 12:40:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753904AbZFDQkE (ORCPT ); Thu, 4 Jun 2009 12:40:04 -0400 Received: from mx2.redhat.com ([66.187.237.31]:50123 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753854AbZFDQkC (ORCPT ); Thu, 4 Jun 2009 12:40:02 -0400 Subject: Re: [dm-devel] Re: ANNOUNCE: mdadm 3.0 - A tool for managing Soft RAID under Linux From: Heinz Mauelshagen Reply-To: heinzm@redhat.com To: Dan Williams Cc: device-mapper development , Jeff Garzik , LKML , linux-raid@vger.kernel.org, linux-fsdevel , Alan Cox , Arjan van de Ven , Ed Ciechanowski , Jacek Danecki In-Reply-To: References: <18980.48553.328662.80987@notabene.brown> <4A25876A.1010901@garzik.org> <18981.62579.171350.910761@notabene.brown> <1244040123.6938.19.camel@o> Content-Type: text/plain Organization: Red Hat GmbH Date: Thu, 04 Jun 2009 18:38:56 +0200 Message-Id: <1244133536.5541.48.camel@o> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1295 Lines: 33 On Wed, 2009-06-03 at 10:26 -0700, Dan Williams wrote: > On Wed, Jun 3, 2009 at 7:42 AM, Heinz Mauelshagen wrote: > > On Wed, 2009-06-03 at 13:56 +1000, Neil Brown wrote: > >> As for integrating the two code bases.... people have been suggesting > >> that for years, but I suspect few of them have looked deeply at the > >> practicalities. Apparently it was suggested at the recent "storage > >> summit". However as the primary md and dm developers were absent, I > >> have doubts about how truly well-informed that conversation could have > >> been. > > > > Agreed, we'd need face-time and talk issues through in order to come up > > with any such plan for md+dm integration. > > > > What are your general impressions of dmraid using md kernel > infrastructure for raid level support? At the time of the dmraid project start, we already had libdevmapper which was suitable to handle in-kernel device manipulation with no adequate on the MD side so it was the appropriate interface to use. Cheers, Heinz > > Thanks, > Dan -- 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/