linux-kernel - Re: kernel panic on device removal when using a workqueue and delayed

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Message-Id: <201110311129.25277.oliver@neukum.org>
Date:	Mon, 31 Oct 2011 11:29:25 +0100
From:	Oliver Neukum <oliver@...kum.org>
To:	Frank Schäfer <fschaefer.oss@...glemail.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: kernel panic on device removal when using a workqueue and delayed_work

Am Montag, 31. Oktober 2011, 11:26:58 schrieb Frank Schäfer:
> Am 31.10.2011 04:11, schrieb Yong Zhang:

> >> This is the first time I'm using a workqueue, so there is a good
> >> chance that I missed something...
> > You should cancel the work you have armed before exit.
> > See cancel_delayed_work().
> That's what I'm doing (see above).
> Did you read the code ? ;-)

Does it work if you set a flag and resubmit the work only conditionally
on it?

	Regards
		Oliver
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