From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756212AbYAJIbn (ORCPT ); Thu, 10 Jan 2008 03:31:43 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750733AbYAJIbf (ORCPT ); Thu, 10 Jan 2008 03:31:35 -0500 Received: from brick.kernel.dk ([87.55.233.238]:27869 "EHLO kernel.dk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751010AbYAJIbe (ORCPT ); Thu, 10 Jan 2008 03:31:34 -0500 Date: Thu, 10 Jan 2008 09:31:31 +0100 From: Jens Axboe To: linux-kernel@vger.kernel.org, chris.mason@oracle.com, linux-fsdevel@vger.kernel.org, Mikulas Patocka , "Bryn M. Reeves" Subject: Re: [PATCH][RFC] fast file mapping for loop Message-ID: <20080110083130.GP6258@kernel.dk> References: <20080109085231.GE6650@kernel.dk> <20080109231628.GB4039@agk.fab.redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20080109231628.GB4039@agk.fab.redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jan 09 2008, Alasdair G Kergon wrote: > Here's the latest version of dm-loop, for comparison. > > To try it out, > ln -s dmsetup dmlosetup > and supply similar basic parameters to losetup. > (using dmsetup version 1.02.11 or higher) Why oh why does dm always insist to reinvent everything? That's bad enough in itself, but on top of that most of the extra stuff ends up being essentially unmaintained. If we instead improve loop, everyone wins. Sorry to sound a bit harsh, but sometimes it doesn't hurt to think a bit outside your own sandbox. -- Jens Axboe