From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932787AbXC1QQT (ORCPT ); Wed, 28 Mar 2007 12:16:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932854AbXC1QQS (ORCPT ); Wed, 28 Mar 2007 12:16:18 -0400 Received: from wr-out-0506.google.com ([64.233.184.231]:8947 "EHLO wr-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932787AbXC1QQR (ORCPT ); Wed, 28 Mar 2007 12:16:17 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:sender:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references:x-google-sender-auth; b=j3ZxVofNYcrLquJ5I+C8uxqBsA/eXovwr4JawYYuejLX5Rl/lbACu8qOrb30P/gc0WXwsFBnBhX8WnBkPiSpb44a0/7Hv1F2BzSuepl073JXTtKL1g4YecUYaInSTaoAR7NVTRJr3J3Q5QaQpCzCBKpdBzf9bfJ8y1k6Icudmgg= Message-ID: <75b66ecd0703280916v5a9ed49u2f2549a455e832f1@mail.gmail.com> Date: Wed, 28 Mar 2007 12:16:16 -0400 From: "Lee Revell" To: John Subject: Re: 2.6.20.3-rt8 - DMA suffers excessive delay periodically Cc: linux-kernel@vger.kernel.org, mingo@elte.hu, akpm@osdl.org, linux-apps@vger.kernel.org In-Reply-To: <460A297A.2030200@free.fr> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <46094728.40300@free.fr> <75b66ecd0703271341x34463c49w64bdac21a9741355@mail.gmail.com> <460A297A.2030200@free.fr> X-Google-Sender-Auth: f46b6524ca03a552 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On 3/28/07, John wrote: > Would someone know how to disable SMM in this BIOS? > There's no generic way. Try disabling USB keyboard emulation and any unused peripherals. Also google "RTAI disable SMM". > > Is this a laptop? They are plagued with SMM problems... > > No it is an "indutrial" motherboard. > Although I don't know what makes it "industrial". > One would really hope that such a device would be designed for machine control and similar RT apps and thus free of SMM... Lee