Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S270910AbUJUU0j (ORCPT ); Thu, 21 Oct 2004 16:26:39 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S270928AbUJUUWJ (ORCPT ); Thu, 21 Oct 2004 16:22:09 -0400 Received: from ns.virtualhost.dk ([195.184.98.160]:32475 "EHLO virtualhost.dk") by vger.kernel.org with ESMTP id S270829AbUJUUQG (ORCPT ); Thu, 21 Oct 2004 16:16:06 -0400 Date: Thu, 21 Oct 2004 22:15:32 +0200 From: Jens Axboe To: Meelis Roos Cc: Linux Kernel list Subject: Re: readcd hangs in blk_execute_rq Message-ID: <20041021201532.GG32465@suse.de> References: <20041021161100.GA14154@suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 798 Lines: 23 On Thu, Oct 21 2004, Meelis Roos wrote: > > Does 2.6.9 work if you turn off > > dma first? > > Turned DMA off with hdparm -d 0 /dev/hdc, still the same. > Turned ATAPI DMA support off completely (activated "Use DMA only for > disks" compile option), still the same half-hang. > > BTW, the hang sector is different all the time - it varies from 980 to > 3200 so far. Can I talk you into trying to find out when this broke? You mention 2.4.18 as working, did 2.4.19 break? Narrowing this down as much as possible would be very helpful. -- Jens Axboe - 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/