From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753499AbYJAKRu (ORCPT ); Wed, 1 Oct 2008 06:17:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752022AbYJAKRm (ORCPT ); Wed, 1 Oct 2008 06:17:42 -0400 Received: from ey-out-2122.google.com ([74.125.78.27]:16320 "EHLO ey-out-2122.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751682AbYJAKRl (ORCPT ); Wed, 1 Oct 2008 06:17:41 -0400 Message-ID: Date: Wed, 1 Oct 2008 12:17:39 +0200 From: "Kay Sievers" To: "Tom Spink" Subject: Re: CD tray closes spontaneously after opening it Cc: "Frans Pop" , "Tony Vroon" , linux-kernel@vger.kernel.org, "Tejun Heo" , "Jens Axboe" In-Reply-To: <7b9198260810010048q170c72f4wfc306505f1a6ac00@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <200809301247.05367.elendil@planet.nl> <200809301447.35915.elendil@planet.nl> <200809302150.38872.elendil@planet.nl> <7b9198260810010048q170c72f4wfc306505f1a6ac00@mail.gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Oct 1, 2008 at 9:48 AM, Tom Spink wrote: > 2008/9/30 Kay Sievers : >> On Tue, Sep 30, 2008 at 9:50 PM, Frans Pop wrote: >>> On Tuesday 30 September 2008, Kay Sievers wrote: >>>> Does: >>>> /sbin/udevadm monitor --env >>>> print something while you see the tray closing? >>> >>> I was somewhat lucky to reproduce it with that running and there was no >>> output during the open or close. I guess that rules out udev? >> >> I think so, yes. >> >>> I still don't know how to reliably reproduce this. It seems that after it >>> has occurred once, it will not occur again unless the system is rebooted. >>> But I'm not 100% sure of that. >>> >>> Most times I've seen it was after playing a DVD when ejecting the disc to >>> put it back in its box, but not when the DVD was inserted earlier. >>> But I've also seen it shortly after the system is booted when just opening >>> the tray with no media inserted. >>> >>> Just to be clear: until recently the drive has always behaved perfectly in >>> the same situations. >>> >>>> Does this also happen when you set: >>>> /proc/sys/dev/cdrom/autoclose >>>> to 0? >>> >>> I'll set that on boot using /etc/sysctl.conf and will report if I can >>> still reproduce with that setting. I've checked that the "normal" value >>> is 1. >> >> That will prevent the closing, when something tries to open the device >> in blocking mode. If that solves the issue, you should start looking >> which process tries to access your drive. >> >> Kay >> -- >> 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/ >> > > Hi Kay, > > If you can manage to reproduce this, can you try/have you tried > different kernel versions? I didn't try. I have only slot-in optical drives and manual laptop trays, there is no autoclose possible. I also have no box with IDE drivers anymore, sorry. Kay