Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756293AbZCaHct (ORCPT ); Tue, 31 Mar 2009 03:32:49 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752625AbZCaHcj (ORCPT ); Tue, 31 Mar 2009 03:32:39 -0400 Received: from fgwmail6.fujitsu.co.jp ([192.51.44.36]:36664 "EHLO fgwmail6.fujitsu.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753793AbZCaHci (ORCPT ); Tue, 31 Mar 2009 03:32:38 -0400 Message-ID: <49D1C70D.3070509@jp.fujitsu.com> Date: Tue, 31 Mar 2009 16:32:29 +0900 From: Hidetoshi Seto User-Agent: Thunderbird 2.0.0.21 (Windows/20090302) MIME-Version: 1.0 To: Andi Kleen CC: linux-kernel@vger.kernel.org, Ingo Molnar Subject: Re: [PATCH -tip 3/3] x86, mce: Add mce=nopoll option to disable timer polling References: <49CB3F4B.8070406@jp.fujitsu.com> <49CB4453.6000407@linux.intel.com> <49CCA122.8070908@jp.fujitsu.com> <49CCBC07.6000004@linux.intel.com> <49D08BC7.6070002@jp.fujitsu.com> <49D09188.5060807@linux.intel.com> In-Reply-To: <49D09188.5060807@linux.intel.com> Content-Type: text/plain; charset=ISO-2022-JP Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 733 Lines: 20 Andi Kleen wrote: >> How to prevent banks from clearing? > > Firmware first typically means the firmware gets it one way or another > using SMI and that tends to work even when the OS clears because > SMI comes first. So stopping the clearing is probably not needed? SMI is not only way for firmware. IIRC, I heard there are some server doing poll from service processor on BMC (Board Management Controller). I could be wrong, but always there could be a special case. Thanks, H.Seto -- 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/