From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steven Scholz Subject: Re: no DRQ after issuing MULTWRITE_EXT ? Date: Thu, 01 Feb 2007 17:02:17 +0100 Message-ID: <45C20F09.4070908@imc-berlin.de> References: <45C1B079.3080704@imc-berlin.de> <45C1E5CD.8010707@ru.mvista.com> <45C1EC18.5040802@imc-berlin.de> <45C1ED96.3030701@ru.mvista.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from mail.imc-berlin.de ([217.110.46.186]:33607 "EHLO mx1.imc-berlin.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751839AbXBAQCW (ORCPT ); Thu, 1 Feb 2007 11:02:22 -0500 In-Reply-To: <45C1ED96.3030701@ru.mvista.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Sergei Shtylyov Cc: linux-ide@vger.kernel.org Hi Sergei, >>> Looks like a spurious interrupt... Is your IDE IRQ shared with other >>> devices? >> .. >> But IIUC then first the HDD times out, the ide driver handles this and >> then an irq occurs which is probably the irq the driver was waiting for. > > The driver is *not* waiting for any IRQ after issuing MULTWRITE_EXT, > that's why it's "unexpected". Hmm. But how does he "know" when that MULTWRITE_EXT is finished!? Steven