From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Aneesh Kumar K.V" Subject: Re: [RFC][take 4] e2fsprogs: Add ext4migrate Date: Mon, 07 May 2007 08:56:11 +0530 Message-ID: <463E9C53.8000503@linux.vnet.ibm.com> References: <11782700042368-git-send-email-aneesh.kumar@linux.vnet.ibm.com> <20070506051759.GP6220@schatzie.adilger.int> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: linux-ext4@vger.kernel.org To: Andreas Dilger Return-path: Received: from ausmtp04.au.ibm.com ([202.81.18.152]:64324 "EHLO ausmtp04.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750907AbXEGD0S (ORCPT ); Sun, 6 May 2007 23:26:18 -0400 Received: from sd0109e.au.ibm.com (d23rh905.au.ibm.com [202.81.18.225]) by ausmtp04.au.ibm.com (8.13.8/8.13.8) with ESMTP id l473jnMA297356 for ; Mon, 7 May 2007 13:45:51 +1000 Received: from d23av02.au.ibm.com (d23av02.au.ibm.com [9.190.250.243]) by sd0109e.au.ibm.com (8.13.8/8.13.8/NCO v8.3) with ESMTP id l473TjGe171636 for ; Mon, 7 May 2007 13:29:45 +1000 Received: from d23av02.au.ibm.com (loopback [127.0.0.1]) by d23av02.au.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id l473QE9e026721 for ; Mon, 7 May 2007 13:26:14 +1000 In-Reply-To: <20070506051759.GP6220@schatzie.adilger.int> Sender: linux-ext4-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org Andreas Dilger wrote: > On May 04, 2007 14:43 +0530, Aneesh Kumar K.V wrote: >> Changes from from my previous patches are as follows: >> a) support for files with holes >> b) use the block iterator present in libext2fs >> c) don't mark the indirect blocks as unused early. If we mark the >> the blocks unused, they can be resued for extent index. If we later >> fail to migrate, the indirect blocks content would be overwritten. > > If this code could also (or optionally just) increase the size of inodes > it would be very useful. AFAIK right now it will only change the inodes > from block-mapped to extent-mapped? > > That is correct. My next step is to enhance the tool to support migration to large inodes. -aneesh