From: Andi Kleen Subject: Re: status of MMP? Date: Fri, 07 May 2010 17:06:53 +0200 Message-ID: <87zl0b21ki.fsf@basil.nowhere.org> References: <201005052330.49491.bs_lists@aakef.fastmail.fm> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-ext4@vger.kernel.org, Bernd Schubert To: Bernd Schubert Return-path: Received: from one.firstfloor.org ([213.235.205.2]:54382 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752628Ab0EGPHA (ORCPT ); Fri, 7 May 2010 11:07:00 -0400 In-Reply-To: <201005052330.49491.bs_lists@aakef.fastmail.fm> (Bernd Schubert's message of "Wed, 5 May 2010 23:30:49 +0200") Sender: linux-ext4-owner@vger.kernel.org List-ID: Bernd Schubert writes: > > Lustres ldiskfs already has MMP support for several years and I would like to > know what is the blocker for ext4? Updating the MMP patches for ext4-git > should be fairly simple. AFAIK simply nobody has done the work and submitted it. Simply adding it would break LVM snapshots though, so there's a compatibility issue. -Andi -- ak@linux.intel.com -- Speaking for myself only.