From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263011AbUK0BsM (ORCPT ); Fri, 26 Nov 2004 20:48:12 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263038AbUK0BrZ (ORCPT ); Fri, 26 Nov 2004 20:47:25 -0500 Received: from zeus.kernel.org ([204.152.189.113]:10692 "EHLO zeus.kernel.org") by vger.kernel.org with ESMTP id S263011AbUKZTiU (ORCPT ); Fri, 26 Nov 2004 14:38:20 -0500 Date: Thu, 25 Nov 2004 16:29:22 +0100 From: Jens Axboe To: Alan Cox Cc: Alan Chandler , Linux Kernel Mailing List Subject: Re: ide-cd problem Message-ID: <20041125152922.GC12098@suse.de> References: <200411211613.54713.alan@chandlerfamily.org.uk> <200411220752.28264.alan@chandlerfamily.org.uk> <20041122080122.GM26240@suse.de> <20041122105157.GB10463@suse.de> <20041122113150.GF10463@suse.de> <20041122130202.GO10463@suse.de> <1101338347.2571.8.camel@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1101338347.2571.8.camel@localhost.localdomain> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Nov 24 2004, Alan Cox wrote: > > the following. It seems I was wrong in > > assuming that the ide_intr() path already waited 400ns for us, I think > > this should work for you. Can you test it? > > The locking on ide_execute_command and friends is supposed to ensure > this, can we please keep it out of the IRQ handler once its debugged ? Something is funky with this drive, it requires an extra delay after it has raised an interrupt. But we can restrict it to ide-cd once it's fully understood. -- Jens Axboe