Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750730AbWLMU30 (ORCPT ); Wed, 13 Dec 2006 15:29:26 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750728AbWLMU30 (ORCPT ); Wed, 13 Dec 2006 15:29:26 -0500 Received: from codepoet.org ([166.70.99.138]:40615 "EHLO codepoet.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750732AbWLMU30 (ORCPT ); Wed, 13 Dec 2006 15:29:26 -0500 Date: Wed, 13 Dec 2006 13:29:25 -0700 From: Erik Andersen To: Karsten Weiss Cc: Christoph Anton Mitterer , linux-kernel@vger.kernel.org, Chris Wedgwood Subject: Re: data corruption with nvidia chipsets and IDE/SATA drives // memory hole mapping related bug?! Message-ID: <20061213202925.GA3909@codepoet.org> Reply-To: andersen@codepoet.org Mail-Followup-To: andersen@codepoet.org, Karsten Weiss , Christoph Anton Mitterer , linux-kernel@vger.kernel.org, Chris Wedgwood References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-No-Junk-Mail: I do not want to get *any* junk mail. User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 783 Lines: 19 On Mon Dec 11, 2006 at 10:24:02AM +0100, Karsten Weiss wrote: > We could not reproduce the data corruption anymore if we boot > the machines with the kernel parameter "iommu=soft" i.e. if we > use software bounce buffering instead of the hw-iommu. I just realized that booting with "iommu=soft" makes my pcHDTV HD5500 DVB cards not work. Time to go back to disabling the memhole and losing 1 GB. :-( -Erik -- Erik B. Andersen http://codepoet-consulting.com/ --This message was written using 73% post-consumer electrons-- - 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/