Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932129AbWIVS51 (ORCPT ); Fri, 22 Sep 2006 14:57:27 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932131AbWIVS51 (ORCPT ); Fri, 22 Sep 2006 14:57:27 -0400 Received: from smtp.osdl.org ([65.172.181.4]:30114 "EHLO smtp.osdl.org") by vger.kernel.org with ESMTP id S932129AbWIVS50 (ORCPT ); Fri, 22 Sep 2006 14:57:26 -0400 Date: Fri, 22 Sep 2006 11:56:46 -0700 From: Andrew Morton To: Christoph Lameter Cc: David Rientjes , KAMEZAWA Hiroyuki , kmannth@us.ibm.com, linux-kernel@vger.kernel.org, clameter@engr.sgi.com Subject: Re: [PATCH] do not free non slab allocated per_cpu_pageset Message-Id: <20060922115646.fd1040e8.akpm@osdl.org> In-Reply-To: References: <1158884252.5657.38.camel@keithlap> <20060921174134.4e0d30f2.akpm@osdl.org> <1158888843.5657.44.camel@keithlap> <20060922112427.d5f3aef6.kamezawa.hiroyu@jp.fujitsu.com> <20060921200806.523ce0b2.akpm@osdl.org> <20060922123045.d7258e13.kamezawa.hiroyu@jp.fujitsu.com> <20060921204629.49caa95f.akpm@osdl.org> <20060922113924.014ce28f.akpm@osdl.org> X-Mailer: Sylpheed version 2.2.7 (GTK+ 2.8.6; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 859 Lines: 19 On Fri, 22 Sep 2006 11:43:32 -0700 (PDT) Christoph Lameter wrote: > On Fri, 22 Sep 2006, Andrew Morton wrote: > > > I think I preferred my earlier fix, recently reworked as: > > The problem is though that the pcp pointers must point to the static pcp > arrays for bootup to succeed under NUMA. Your patch may work under SMP. > For NUMA you may zap pointers to valid static pcps. This is unclear to me. Do you mean "the pcps must be usable during process_zones()'s call to kmalloc_node())" or do you mean "the pcps must always be usable" (in which case more work needs to be done) or what? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/