Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1763417AbYCGDTo (ORCPT ); Thu, 6 Mar 2008 22:19:44 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757423AbYCGDTO (ORCPT ); Thu, 6 Mar 2008 22:19:14 -0500 Received: from relay1.sgi.com ([192.48.171.29]:44901 "EHLO relay.sgi.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1757176AbYCGDTN (ORCPT ); Thu, 6 Mar 2008 22:19:13 -0500 Date: Thu, 6 Mar 2008 19:18:54 -0800 (PST) From: Christoph Lameter X-X-Sender: clameter@schroedinger.engr.sgi.com To: Nick Piggin cc: David Miller , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, yanmin_zhang@linux.intel.com, dada1@cosmosbay.com Subject: Re: [rfc][patch 1/3] slub: fix small HWCACHE_ALIGN alignment In-Reply-To: <20080307031044.GF21185@wotan.suse.de> Message-ID: References: <20080305000637.GA1510@wotan.suse.de> <20080304.161003.129716254.davem@davemloft.net> <20080306025758.GB27150@wotan.suse.de> <20080307022355.GB21185@wotan.suse.de> <20080307023223.GD21185@wotan.suse.de> <20080307031044.GF21185@wotan.suse.de> 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 Content-Length: 623 Lines: 16 On Fri, 7 Mar 2008, Nick Piggin wrote: > No, it *is not about avoiding cacheline contention*. As such, the rest > of what you wrote below about smp_align etc is rubbish. > > Can you actually read what I posted? I am trying but it barely makes sense. You first state that it is *not* about avoiding cacheline contention and then argue that it reduces cacheline contention. -- 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/