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Date: Sun, 13 Jan 2013 11:56:09 -0500 (EST)
From: Alan Stern <stern@rowland.harvard.edu>
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To: Alex Riesen <raa.lkml@gmail.com>
cc: Jens Axboe <axboe@kernel.dk>, <linux-usb@vger.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: USB device cannot be reconnected and khubd "blocked for more
 than 120 seconds"
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On Sun, 13 Jan 2013, Alex Riesen wrote:

> On Sat, Jan 12, 2013 at 11:52 PM, Alan Stern <stern@rowland.harvard.edu> wrote:
> > On Sat, 12 Jan 2013, Alex Riesen wrote:
> >> Now, who would be interested to handle this kind of misconfiguration ...
> >
> > So the whole thing was a false alarm?
> 
> Yes, almost. What about khubd hanging when machine is shutdown?

What about it?  I have trouble understanding all the descriptions you
have provided so far, because you talk about several different things
and change your mind a lot.  Can you provide a single, simple scenario
that illustrates this problem?

Alan Stern