Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759434AbYA1CVq (ORCPT ); Sun, 27 Jan 2008 21:21:46 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754266AbYA1CV0 (ORCPT ); Sun, 27 Jan 2008 21:21:26 -0500 Received: from sca-es-mail-2.Sun.COM ([192.18.43.133]:55091 "EHLO sca-es-mail-2.sun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753730AbYA1CVY (ORCPT ); Sun, 27 Jan 2008 21:21:24 -0500 Date: Sun, 27 Jan 2008 18:28:05 -0800 From: Yinghai Lu Subject: [PATCH] x86_64: not set boot cpu in cpu_online_map at smp_prepare_boot_cpu To: Ingo Molnar Cc: Linux Kernel Mailing List Message-id: <200801271828.05543.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 List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 923 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 Index: linux-2.6/arch/x86/kernel/smpboot_64.c =================================================================== --- linux-2.6.orig/arch/x86/kernel/smpboot_64.c +++ linux-2.6/arch/x86/kernel/smpboot_64.c @@ -921,7 +921,7 @@ void __init smp_prepare_cpus(unsigned in 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/