Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932196AbWLNJwg (ORCPT ); Thu, 14 Dec 2006 04:52:36 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932197AbWLNJwg (ORCPT ); Thu, 14 Dec 2006 04:52:36 -0500 Received: from codepoet.org ([166.70.99.138]:33397 "EHLO codepoet.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932196AbWLNJwg (ORCPT ); Thu, 14 Dec 2006 04:52:36 -0500 Date: Thu, 14 Dec 2006 02:52:35 -0700 From: Erik Andersen To: Muli Ben-Yehuda Cc: Karsten Weiss , 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: <20061214095235.GA10208@codepoet.org> Reply-To: andersen@codepoet.org Mail-Followup-To: andersen@codepoet.org, Muli Ben-Yehuda , Karsten Weiss , Christoph Anton Mitterer , linux-kernel@vger.kernel.org, Chris Wedgwood References: <20061213202925.GA3909@codepoet.org> <20061214092311.GC6674@rhun.haifa.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20061214092311.GC6674@rhun.haifa.ibm.com> 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: 1014 Lines: 25 On Thu Dec 14, 2006 at 11:23:11AM +0200, Muli Ben-Yehuda wrote: > > 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. :-( > > That points to a bug in the driver (likely) or swiotlb (unlikely), as > the IOMMU in use should be transparent to the driver. Which driver is > it? presumably one of cx88xx, cx88_blackbird, cx8800, cx88_dvb, cx8802, cx88_alsa, lgdt330x, tuner, cx2341x, btcx_risc, video_buf, video_buf_dvb, tveeprom, or dvb_pll. It seems to take an amazing number of drivers to make these devices actually work... -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/