From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751676AbXCWOMR (ORCPT ); Fri, 23 Mar 2007 10:12:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751682AbXCWOMR (ORCPT ); Fri, 23 Mar 2007 10:12:17 -0400 Received: from one.firstfloor.org ([213.235.205.2]:35368 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751676AbXCWOMQ (ORCPT ); Fri, 23 Mar 2007 10:12:16 -0400 Date: Fri, 23 Mar 2007 15:12:10 +0100 From: Andi Kleen To: "Siddha, Suresh B" Cc: Eric Dumazet , Christoph Lameter , Andi Kleen , Andrew Morton , linux kernel Subject: Re: non-NUMA cache_free_alien() (was Re: [RFC] SLAB : NUMA cache_free_alien() very expensive because of virt_to_slab(objp); nodeid = slabp->nodeid;) Message-ID: <20070323141210.GA20548@one.firstfloor.org> References: <20070320181235.77d28864.dada1@cosmosbay.com> <20070320213218.GA13952@one.firstfloor.org> <20070321024452.GA17532@one.firstfloor.org> <20070322212831.GA25665@linux-os.sc.intel.com> <4602FF57.7030001@cosmosbay.com> <20070322224045.GA3200@linux-os.sc.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070322224045.GA3200@linux-os.sc.intel.com> User-Agent: Mutt/1.4.2.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org > But that is based on compile time option, isn't it? Perhaps I need > to use some other mechanism to find out the platform is not NUMA capable.. We can probably make it runtime on x86. That will be needed sooner or later for correct NUMA hotplug support anyways. -Andi