Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261459AbVACOF4 (ORCPT ); Mon, 3 Jan 2005 09:05:56 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261456AbVACOF4 (ORCPT ); Mon, 3 Jan 2005 09:05:56 -0500 Received: from p-nya.swiftel.com.au ([202.154.106.98]:18863 "EHLO famine.coesta.com") by vger.kernel.org with ESMTP id S261455AbVACOEI (ORCPT ); Mon, 3 Jan 2005 09:04:08 -0500 Message-ID: <44438.202.154.120.74.1104760841.squirrel@www.coesta.com> Date: Mon, 3 Jan 2005 22:00:41 +0800 (WST) Subject: Max CPUs on x86_64 under 2.6.x From: "Colin Coe" To: linux-kernel@vger.kernel.org Reply-To: colin@coesta.com User-Agent: SquirrelMail/1.4.3a-6.FC3 X-Mailer: SquirrelMail/1.4.3a-6.FC3 MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT X-Priority: 3 (Normal) Importance: Normal References: In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 424 Lines: 19 Hi all Why is the number of CPUs on the x86_64 architecture only 8 but under i386 it is 255? I've searched the list archives and Google but can't find an answer. Thanks CC - 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/