Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755458AbXKZIfs (ORCPT ); Mon, 26 Nov 2007 03:35:48 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753641AbXKZIfl (ORCPT ); Mon, 26 Nov 2007 03:35:41 -0500 Received: from sca-es-mail-2.Sun.COM ([192.18.43.133]:43338 "EHLO sca-es-mail-2.sun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753575AbXKZIfl (ORCPT ); Mon, 26 Nov 2007 03:35:41 -0500 Date: Mon, 26 Nov 2007 00:38:41 -0800 From: Yinghai Lu Subject: [PATCH] x86_64: not set boot cpu in cpu_online_map at smp_prepare_boot_cpu To: Andrew Morton , Thomas Gleixner Cc: LKML Message-id: <200711260038.41710.yinghai.lu@sun.com> Organization: Sun MIME-version: 1.0 Content-type: text/plain; charset=us-ascii Content-transfer-encoding: 7BIT Content-disposition: inline User-Agent: KMail/1.9.6 (enterprise 20070904.708012) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 901 Lines: 24 [PATCH] x86_64: not set boot cpu in cpu_online_map at smp_prepare_boot_cpu in init/main.c boot_cpu_init() does that before Signed-off-by: Yinghai Lu diff --git a/arch/x86/kernel/smpboot_64.c b/arch/x86/kernel/smpboot_64.c index 500670c..966d124 100644 --- a/arch/x86/kernel/smpboot_64.c +++ b/arch/x86/kernel/smpboot_64.c @@ -912,7 +912,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus) void __init smp_prepare_boot_cpu(void) { int me = smp_processor_id(); - cpu_set(me, cpu_online_map); + /* already set me in cpu_online_map in boot_cpu_init() */ cpu_set(me, cpu_callout_map); per_cpu(cpu_state, me) = CPU_ONLINE; } - 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/