linux-kernel - Re: [PATCH] firewire: time out in fw_core_remove

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Message-ID: <48CCD7E9.50805@s5r6.in-berlin.de>
Date:	Sun, 14 Sep 2008 11:22:49 +0200
From:	Stefan Richter <stefanr@...6.in-berlin.de>
To:	linux1394-devel@...ts.sourceforge.net
CC:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] firewire: time out in fw_core_remove_card

I wrote:
> This allows "modprobe -r firewire-ohci" (or card unbinding in general)
> to proceed after 40 seconds even if there is a reference counting bug or
> other shutdown bug in upper layers.

Hmm, this doesn't work quite perfectly yet if there are userspace 
clients which keep a device open.  fw-cdev needs to be trained to let go 
of a device as gracefully as fw-sbp2 does nowadays.
-- 
Stefan Richter
-=====-==--- =--= -===-
http://arcgraph.de/sr/
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