From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753832AbZJPM5P (ORCPT ); Fri, 16 Oct 2009 08:57:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1759241AbZJPM5O (ORCPT ); Fri, 16 Oct 2009 08:57:14 -0400 Received: from hera.kernel.org ([140.211.167.34]:50616 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759194AbZJPM5L (ORCPT ); Fri, 16 Oct 2009 08:57:11 -0400 Date: Fri, 16 Oct 2009 12:55:50 GMT From: tip-bot for Borislav Petkov Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@redhat.com, andi@firstfloor.org, tglx@linutronix.de, mingo@elte.hu, borislav.petkov@amd.com Reply-To: mingo@redhat.com, hpa@zytor.com, linux-kernel@vger.kernel.org, andi@firstfloor.org, tglx@linutronix.de, borislav.petkov@amd.com, mingo@elte.hu In-Reply-To: <1255689093-26921-2-git-send-email-borislav.petkov@amd.com> References: <1255689093-26921-2-git-send-email-borislav.petkov@amd.com> To: linux-tip-commits@vger.kernel.org Subject: [tip:perf/mce] x86, mce: Add a global MCE init helper Message-ID: Git-Commit-ID: b33a6363649f0ff83ec81597ea7fe7e688f973cb X-Mailer: tip-git-log-daemon MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.0 (hera.kernel.org [127.0.0.1]); Fri, 16 Oct 2009 12:55:51 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: b33a6363649f0ff83ec81597ea7fe7e688f973cb Gitweb: http://git.kernel.org/tip/b33a6363649f0ff83ec81597ea7fe7e688f973cb Author: Borislav Petkov AuthorDate: Fri, 16 Oct 2009 12:31:33 +0200 Committer: Ingo Molnar CommitDate: Fri, 16 Oct 2009 14:46:50 +0200 x86, mce: Add a global MCE init helper Add an early initcall (pre SMP) which sets up global MCE functionality. Signed-off-by: Borislav Petkov Cc: Andi Kleen LKML-Reference: <1255689093-26921-2-git-send-email-borislav.petkov@amd.com> Signed-off-by: Ingo Molnar --- arch/x86/kernel/cpu/mcheck/mce.c | 10 ++++++++-- 1 files changed, 8 insertions(+), 2 deletions(-) diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c index 68d968e..8080170 100644 --- a/arch/x86/kernel/cpu/mcheck/mce.c +++ b/arch/x86/kernel/cpu/mcheck/mce.c @@ -1436,8 +1436,6 @@ void __cpuinit mcheck_cpu_init(struct cpuinfo_x86 *c) __mcheck_cpu_init_timer(); INIT_WORK(&__get_cpu_var(mce_work), mce_process_work); - if (raw_smp_processor_id() == 0) - atomic_notifier_chain_register(&x86_mce_decoder_chain, &mce_dec_nb); } /* @@ -1657,6 +1655,14 @@ static int __init mcheck_enable(char *str) } __setup("mce", mcheck_enable); +static int __init mcheck_init(void) +{ + atomic_notifier_chain_register(&x86_mce_decoder_chain, &mce_dec_nb); + + return 0; +} +early_initcall(mcheck_init); + /* * Sysfs support */