From: "Takashi Sato" Subject: Re: Online defragmentation and ext4migrate Date: Tue, 22 May 2007 17:35:09 +0900 Message-ID: <025e01c79c4c$1e1eefe0$4168010a@bsd.tnes.nec.co.jp> References: <464DA4ED.9040408@linux.vnet.ibm.com> <019c01c79b92$627b3280$4168010a@bsd.tnes.nec.co.jp> <46517669.50804@linux.vnet.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; format=flowed; charset="ISO-8859-1"; reply-type=response Content-Transfer-Encoding: 7bit Cc: To: "Aneesh Kumar K.V" Return-path: Received: from TYO201.gate.nec.co.jp ([202.32.8.193]:37585 "EHLO tyo201.gate.nec.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754958AbXEVIfV (ORCPT ); Tue, 22 May 2007 04:35:21 -0400 Received: from mailgate3.nec.co.jp (mailgate54.nec.co.jp [10.7.69.195]) by tyo201.gate.nec.co.jp (8.13.8/8.13.4) with ESMTP id l4M8ZJWj026263 for ; Tue, 22 May 2007 17:35:19 +0900 (JST) Received: (from root@localhost) by mailgate3.nec.co.jp (8.11.7/3.7W-MAILGATE-NEC) id l4M8ZJv00678 for linux-ext4@vger.kernel.org; Tue, 22 May 2007 17:35:19 +0900 (JST) Received: from secsv3.tnes.nec.co.jp (tnesvc2.tnes.nec.co.jp [10.1.101.15]) by mailsv5.nec.co.jp (8.11.7/3.7W-MAILSV4-NEC) with ESMTP id l4M8ZI226831 for ; Tue, 22 May 2007 17:35:18 +0900 (JST) Received: from tnesvc2.tnes.nec.co.jp ([10.1.101.15]) by secsv3.tnes.nec.co.jp (ExpressMail 5.10) with SMTP id 20070522.173541.06201588 for ; Tue, 22 May 2007 17:35:41 +0900 Sender: linux-ext4-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org Hi, >> In my opinion, to keep the ioctl simple and small is very important >> for ease of maintenance. So I would rather not support indirect >> block files in the ioctl. >> Instead, I can add the call of the migration ioctl to my defrag tool in order >> to defragment indirect block files. How do you think of it? >> > > That should be fine. So i will start moving the ext4migrate code as a ext4 ioctl and > later will send you a patch to the defrag tool that will migrate and defrag. OK. I am looking forward to your patch. Cheers, Takashi