From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752324AbZIZSSg (ORCPT ); Sat, 26 Sep 2009 14:18:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751104AbZIZSSf (ORCPT ); Sat, 26 Sep 2009 14:18:35 -0400 Received: from one.firstfloor.org ([213.235.205.2]:48159 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750867AbZIZSSe (ORCPT ); Sat, 26 Sep 2009 14:18:34 -0400 Date: Sat, 26 Sep 2009 20:18:37 +0200 From: Andi Kleen To: x86@kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] x86: Fix CONFIG_NUMA help message Message-ID: <20090926181837.GA15018@basil.fritz.box> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Noticed recently while looking at this file. The x86 NUMA Kconfig help entry is not quite correct. - Core i7 systems are always non NUMA. Refer to multi socket Nehalems instead. - Replace outdated EM64T term with Intel 64 Signed-off-by: Andi Kleen --- arch/x86/Kconfig | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 384a897..47c81bd 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1118,8 +1118,9 @@ config NUMA local memory controller of the CPU and add some more NUMA awareness to the kernel. - For 64-bit this is recommended if the system is Intel Core i7 - (or later), AMD Opteron, or EM64T NUMA. + For 64-bit this is recommended if the system is Intel Xeon 75xx + (Intel Nehalem based multi socket systems), AMD Opteron, or Intel + 64 NUMA. For 32-bit this is only needed on (rare) 32-bit-only platforms that support NUMA topologies, such as NUMAQ / Summit, or if you -- 1.6.0.2 -- ak@linux.intel.com -- Speaking for myself only.