From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ipmail05.adl6.internode.on.net ([150.101.137.143]:63433 "EHLO ipmail05.adl6.internode.on.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755155Ab3CHDWV (ORCPT ); Thu, 7 Mar 2013 22:22:21 -0500 Date: Fri, 8 Mar 2013 14:19:42 +1100 From: Dave Chinner To: Josef Bacik Cc: Zach Brown , "linux-btrfs@vger.kernel.org" Subject: Re: [PATCH] Btrfs: add a incompatible format change for smaller metadata extent refs Message-ID: <20130308031942.GC23616@dastard> References: <1362684477-19402-1-git-send-email-jbacik@fusionio.com> <20130307195042.GI3565@lenny.home.zabbo.net> <20130307212918.GB1905@localhost.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <20130307212918.GB1905@localhost.localdomain> Sender: linux-btrfs-owner@vger.kernel.org List-ID: On Thu, Mar 07, 2013 at 04:29:18PM -0500, Josef Bacik wrote: > The searches do different things in different places so we have to have samey > blobs like this until we get everybody on skinny metadata and can delete the old > code. Thanks, History says that once you have a disk format out in the wild, there will still be people using it 10 years later. IOWs, you'll probably never be able to delete the old code.... Cheers, Dave. -- Dave Chinner david@fromorbit.com