From: Mingming Cao Subject: Re: [RFC][Patch 1/1] Persistent preallocation in ext4 Date: Wed, 13 Dec 2006 07:54:31 -0800 Message-ID: <45802237.2060304@us.ibm.com> References: <20061205134338.GA1894@amitarora.in.ibm.com> <20061206055822.GA6182@amitarora.in.ibm.com> <1165886895.3939.18.camel@dyn9047017103.beaverton.ibm.com> <20061212062302.GA8280@amitarora.in.ibm.com> <1165969238.3771.34.camel@dyn9047017103.beaverton.ibm.com> <20061213100158.GA6517@amitarora.in.ibm.com> <1166016989.5059.13.camel@kleikamp.austin.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Cc: "Amit K. Arora" , linux-ext4@vger.kernel.org, suparna@in.ibm.com, suzuki@in.ibm.com Return-path: Received: from e36.co.us.ibm.com ([32.97.110.154]:60625 "EHLO e36.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965006AbWLMPyl (ORCPT ); Wed, 13 Dec 2006 10:54:41 -0500 Received: from westrelay02.boulder.ibm.com (westrelay02.boulder.ibm.com [9.17.195.11]) by e36.co.us.ibm.com (8.13.8/8.12.11) with ESMTP id kBDFseaS022988 for ; Wed, 13 Dec 2006 10:54:40 -0500 Received: from d03av02.boulder.ibm.com (d03av02.boulder.ibm.com [9.17.195.168]) by westrelay02.boulder.ibm.com (8.13.6/8.13.6/NCO v8.1.1) with ESMTP id kBDFsYr7154238 for ; Wed, 13 Dec 2006 08:54:40 -0700 Received: from d03av02.boulder.ibm.com (loopback [127.0.0.1]) by d03av02.boulder.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id kBDFsXPB030381 for ; Wed, 13 Dec 2006 08:54:34 -0700 To: Dave Kleikamp In-Reply-To: <1166016989.5059.13.camel@kleikamp.austin.ibm.com> Sender: linux-ext4-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org Dave Kleikamp wrote: > > If anything, the block-based preallocation could initialize all of the > data to zero. It would be slow, but it would still provide the correct > function and result in contiguous allocation. > Agree. That seems goood enough. Mingming