From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755194AbYAHWaa (ORCPT ); Tue, 8 Jan 2008 17:30:30 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752516AbYAHWaT (ORCPT ); Tue, 8 Jan 2008 17:30:19 -0500 Received: from relay2.sgi.com ([192.48.171.30]:50784 "EHLO relay.sgi.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751500AbYAHWaR (ORCPT ); Tue, 8 Jan 2008 17:30:17 -0500 Date: Tue, 8 Jan 2008 14:30:16 -0800 (PST) From: Christoph Lameter X-X-Sender: clameter@schroedinger.engr.sgi.com To: Rik van Riel cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, mel@skynet.ie Subject: Re: [patch 09/19] (NEW) more aggressively use lumpy reclaim In-Reply-To: <20080108210007.257424941@redhat.com> Message-ID: References: <20080108205939.323955454@redhat.com> <20080108210007.257424941@redhat.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 8 Jan 2008, Rik van Riel wrote: > If normal pageout does not result in contiguous free pages for > kernel stacks, fall back to lumpy reclaim instead of failing fork > or doing excessive pageout IO. Good. Ccing Mel. This is going to help higher order pages which is useful for a couple of other projects. Reviewed-by: Christoph Lameter