From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263016AbTDIL7o (for ); Wed, 9 Apr 2003 07:59:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263017AbTDIL7o (for ); Wed, 9 Apr 2003 07:59:44 -0400 Received: from prosun.first.gmd.de ([194.95.168.2]:15890 "EHLO prosun.first.fraunhofer.de") by vger.kernel.org with ESMTP id S263016AbTDIL7n (for ); Wed, 9 Apr 2003 07:59:43 -0400 Subject: Re: 2.4.21pre6 (__ide_dma_test_irq) called while not waiting From: Soeren Sonnenburg To: Alan Cox Cc: Linux Kernel Mailing List In-Reply-To: <1049885242.9897.7.camel@dhcp22.swansea.linux.org.uk> References: <1049879881.2774.40.camel@fortknox> <1049885242.9897.7.camel@dhcp22.swansea.linux.org.uk> Content-Type: text/plain Organization: Message-Id: <1049890280.9942.2.camel@calculon> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.2.3 Date: 09 Apr 2003 14:11:20 +0200 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2003-04-09 at 12:47, Alan Cox wrote: > On Mer, 2003-04-09 at 10:18, Soeren Sonnenburg wrote: > > hdi: 4 bytes in FIFO > > hdi: timeout waiting for DMA > > hdi: (__ide_dma_test_irq) called while not waiting > > hdi: dma_intr: status=0x58 { DriveReady SeekComplete DataRequest } > > > > hdk: dma_intr: status=0x58 { DriveReady SeekComplete DataRequest } > > This looks like a shared IRQ occurred while a command was being > sent. The IDE layer apparently tested for the IRQ before it > was ready to do so as part of finding out what is going on. The > -ac tree (and pre7) may possibly have fixed it with the command > delay stuff that Ross Biro figured out ok, so I will upgrade to pre7 ASAP and let you know about the result. thanks. Soeren.