From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jens Axboe Subject: Re: [PATCH][RFC] fast file mapping for loop Date: Thu, 10 Jan 2008 09:31:31 +0100 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 To: linux-kernel@vger.kernel.org, chris.mason@oracle.com, linux-fsdevel@vger.kernel.org, Mikulas Patocka , "Bryn M. Reeves" Return-path: 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 Content-Disposition: inline In-Reply-To: <20080109231628.GB4039@agk.fab.redhat.com> Sender: linux-fsdevel-owner@vger.kernel.org List-ID: 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