From: Ted Ts'o Subject: Re: [PATCH 1/2] ext2: speed up file creates by optimizing rec_len functions Date: Fri, 10 Dec 2010 12:55:49 -0500 Message-ID: <20101210175549.GC3059@thunk.org> References: <4CFE7347.8030807@redhat.com> <4CFE7409.9090609@redhat.com> <20101207130708.71c894e9.akpm@linux-foundation.org> <4CFEA5AF.2000702@redhat.com> <20101207133308.eb2144da.akpm@linux-foundation.org> <63DB7A38-7D0F-406E-8ACD-9CE5DB977DD9@dilger.ca> <4CFFF394.1020303@redhat.com> <4D002B91.7020409@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Andreas Dilger , Eric Sandeen , Andrew Morton , ext4 development , Jan Kara To: Ric Wheeler Return-path: Received: from THUNK.ORG ([69.25.196.29]:53835 "EHLO thunker.thunk.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755376Ab0LJR4A (ORCPT ); Fri, 10 Dec 2010 12:56:00 -0500 Content-Disposition: inline In-Reply-To: <4D002B91.7020409@redhat.com> Sender: linux-ext4-owner@vger.kernel.org List-ID: On Wed, Dec 08, 2010 at 08:06:25PM -0500, Ric Wheeler wrote: > If we could get rid of ext2 (and eventually ext3), it would actually > help reduce the testing matrix and possibly let us invest even more > in testing ext4. Having to maintain three very similar code bases > and test them all for correctness and performance is a real pain :) > A distribution can do that at any time, just by unconfiguring CONFIG_EXT2 and/or CONFIG_EXT3 and configuring CONFIG_EXT4_USE_FOR_EXT23. :-) - Ted