From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1031328AbXDZQQn (ORCPT ); Thu, 26 Apr 2007 12:16:43 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1031331AbXDZQQn (ORCPT ); Thu, 26 Apr 2007 12:16:43 -0400 Received: from pentafluge.infradead.org ([213.146.154.40]:59154 "EHLO pentafluge.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1031330AbXDZQQm (ORCPT ); Thu, 26 Apr 2007 12:16:42 -0400 Date: Thu, 26 Apr 2007 17:16:30 +0100 From: Christoph Hellwig To: Jens Axboe Cc: Christoph Hellwig , Nick Piggin , "Eric W. Biederman" , Christoph Lameter , linux-kernel@vger.kernel.org, Mel Gorman , William Lee Irwin III , David Chinner , Badari Pulavarty , Maxim Levitsky Subject: Re: [00/17] Large Blocksize Support V3 Message-ID: <20070426161629.GA21039@infradead.org> Mail-Followup-To: Christoph Hellwig , Jens Axboe , Nick Piggin , "Eric W. Biederman" , Christoph Lameter , linux-kernel@vger.kernel.org, Mel Gorman , William Lee Irwin III , David Chinner , Badari Pulavarty , Maxim Levitsky References: <20070424222105.883597089@sgi.com> <463048FE.5000600@yahoo.com.au> <20070426155855.GA16337@infradead.org> <20070426160507.GC2017@kernel.dk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070426160507.GC2017@kernel.dk> User-Agent: Mutt/1.4.2.2i X-SRS-Rewrite: SMTP reverse-path rewritten from by pentafluge.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Apr 26, 2007 at 06:05:07PM +0200, Jens Axboe wrote: > Agree. I don't know why we are arguing the merrits of this, it's an > obvious win. The problem is more if it's doable this way or not due to > fragmentation, but that's a different discussion and should be kept > seperate. Btw, another bit I really like about the patches is that it make the page cache size notation actually useful. People used PAGE_SIZE and PAGE_CACHE_SIZE totally interchangeable before and created a total mess. Getting rid of PAGE_CACHE_SIZE and only use the per-mapping macros would be a nice cleanup all by iself even without putting the rest in for now.