From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753666AbZHRNMu (ORCPT ); Tue, 18 Aug 2009 09:12:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751120AbZHRNMu (ORCPT ); Tue, 18 Aug 2009 09:12:50 -0400 Received: from cantor.suse.de ([195.135.220.2]:38751 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750865AbZHRNMt (ORCPT ); Tue, 18 Aug 2009 09:12:49 -0400 Date: Tue, 18 Aug 2009 15:12:48 +0200 From: Nick Piggin To: Mel Gorman Cc: Linux Memory Management List , Christoph Lameter , Linux Kernel Mailing List Subject: Re: [PATCH 1/3] page-allocator: Split per-cpu list into one-list-per-migrate-type Message-ID: <20090818131248.GR9962@wotan.suse.de> References: <1250594162-17322-1-git-send-email-mel@csn.ul.ie> <1250594162-17322-2-git-send-email-mel@csn.ul.ie> <20090818114335.GO9962@wotan.suse.de> <20090818131024.GD31469@csn.ul.ie> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20090818131024.GD31469@csn.ul.ie> User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Aug 18, 2009 at 02:10:24PM +0100, Mel Gorman wrote: > On Tue, Aug 18, 2009 at 01:43:35PM +0200, Nick Piggin wrote: > > On Tue, Aug 18, 2009 at 12:16:00PM +0100, Mel Gorman wrote: > Tell me about it. The dcache overhead of this is a problem although I > tried to limit the damage using pahole to see how much padding I had to > play with and staying within it where possible. > > > But no I think this is a good idea. > > > > Thanks. Is that an Ack? Sure, your numbers seem OK. I don't know if there is much more you can do without having it merged somewhere... Acked-by: Nick Piggin