Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761371AbYGOCSN (ORCPT ); Mon, 14 Jul 2008 22:18:13 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756586AbYGOCR2 (ORCPT ); Mon, 14 Jul 2008 22:17:28 -0400 Received: from cnrelay03.alcatel-sbell.com.cn ([211.144.215.19]:46445 "EHLO mail.alcatel-sbell.com.cn" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1756037AbYGOCR1 (ORCPT ); Mon, 14 Jul 2008 22:17:27 -0400 Message-ID: <487C08B6.5000301@alcatel-lucent.com> Date: Tue, 15 Jul 2008 10:17:26 +0800 From: gshan User-Agent: Thunderbird 1.5.0.10 (X11/20070221) MIME-Version: 1.0 To: linux-kernel@vger.kernel.org Subject: DMA timeout on PIIX4 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 15 Jul 2008 02:17:22.0892 (UTC) FILETIME=[EA9340C0:01C8E620] X-imss-version: 2.051 X-imss-result: Passed X-imss-scores: Clean:0.79253 C:2 M:3 S:5 R:5 X-imss-settings: Baseline:2 C:1 M:1 S:1 R:1 (0.1500 0.1500) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 644 Lines: 15 Hello, There has one PIIX4 IDE controller on my board. When I uncompressed a large tar file (almost 1.7GB) from one partition to another one, following errors were reported at middle way. Was it really caused by "lost interrupt"? It means target didn't make response to master who initialized DMA request? hdc: dma_timer_expiry: dma status == 0x24 hdc: DMA interrupt recovery hdc: lost interrupt -- 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/