From: Andreas Dilger Subject: Re: booked-page-flag.patch Date: Fri, 16 Feb 2007 05:17:38 -0700 Message-ID: <20070216121738.GR10715@schatzie.adilger.int> References: <20070215004504.023a90f0.akpm@linux-foundation.org> <45D495EA.3060200@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Andrew Morton , Theodore Ts'o , Alex Tomas , "linux-ext4@vger.kernel.org" To: Eric Sandeen Return-path: Received: from mail.clusterfs.com ([206.168.112.78]:60363 "EHLO mail.clusterfs.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751388AbXBPMRj (ORCPT ); Fri, 16 Feb 2007 07:17:39 -0500 Content-Disposition: inline In-Reply-To: <45D495EA.3060200@redhat.com> Sender: linux-ext4-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org On Feb 15, 2007 09:18 -0800, Eric Sandeen wrote: > This was for the delayed allocation patchset, right; and by managing > this at the page level that means we can't do this for block size < page > size, I think... We could always disable delayed allocation in the PAGE_SIZE != blocksize case. It would be no worse than what we have now, and for IO performance you need larger blocksize anyways. Cheers, Andreas -- Andreas Dilger Principal Software Engineer Cluster File Systems, Inc.