linux-kernel - Re: strange behavior on multimedia eject button for cdrom

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Message-ID: <20080302125402.4af85abc@laptopd505.fenrus.org>
Date:	Sun, 2 Mar 2008 12:54:02 -0800
From:	Arjan van de Ven <arjan@...radead.org>
To:	Harald Dunkel <harald.dunkel@...nline.de>
Cc:	Mike@...han.net, linux-kernel@...r.kernel.org
Subject: Re: strange behavior on multimedia eject button for cdrom

On Sun, 02 Mar 2008 21:45:46 +0100
Harald Dunkel <harald.dunkel@...nline.de> wrote:

> Hi Mike,
> 
> Mike Keehan wrote:
> > Hi Harold.
> > 
> > Somewhere on the web I read that some of the M1330 media keys are 
> > directly connected to the drive, hence the lack of keycodes.
> > 
> > If you eject a disk while it is being played, then the Linux driver
> > will get a read failure.  What happens then may not be well
> > defined :)
> > 
> 
> Maybe there is some misunderstanding here: I am not playing music
> from the CD. It is idle. But if I press the CD eject button, then
> audio output (e.g. some mp3 file played from harddisk) gets
> corrupted, the network connection is dead, etc.
> 
> Ejecting the CD takes about 7 seconds. Durig this time Linux is
> dead! I haven't checked any SCHED_FIFO or SCHED_RR applications,
> but AFAIK this shouldn't happen.
> 
> If I run "eject cdrom" on the console instead, then there is no
> such problem.


try (temporarily) disable the hal storage polling thing.....
that could well avoid the entire issue.


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