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From: Stefan Richter <stefanr@s5r6.in-berlin.de>
To: Jarod Wilson <jwilson@redhat.com>
Cc: linux1394-devel@lists.sourceforge.net,
linux-kernel@vger.kernel.org,
"Kristian Høgsberg" <krh@bitplanet.net>
Subject: Re: [PATCH update] firewire: reread config ROM when device reset the bus
Date: Thu, 06 Mar 2008 02:25:21 +0100 [thread overview]
Message-ID: <47CF4801.80307@s5r6.in-berlin.de> (raw)
In-Reply-To: <47CF3290.10404@s5r6.in-berlin.de>
I wrote:
> I wrote:
>> When I power the PC down there are lots of messages scrolling by
>> which look somewhat like lockdep spew. I can't reproduce this merely by
>> module unloading though. So don't put this patch into production yet.
>
> /...a few hundreds reboots later.../
>
> No, it is not this patch. It is something else. And whatever it is, it
> is already present in 2.6.25-rc3.
>
> To reproduce it, I need to plug an SBP-2 device in and out, then shut
> the machine down (e.g. shutdown -h now, whereas shutdown -r now does not
> seem to trigger the bug).
...
> I am now gradually removing debug options from the kernel to see which
> debug facility is making the fuzz...
It is CONFIG_PROVE_LOCKING (Lock debugging: prove locking correctness).
At the moment when the machine powers itself off.
What a waste of time.
--
Stefan Richter
-=====-==--- --== --==-
http://arcgraph.de/sr/
next prev parent reply other threads:[~2008-03-06 1:27 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-02 18:35 [PATCH] firewire: replace static ROM cache by allocated cache Stefan Richter
2008-03-03 0:48 ` [PATCH] firewire: reread config ROM when device reset the bus Stefan Richter
2008-03-03 16:17 ` Kristian Høgsberg
2008-03-03 16:51 ` Stefan Richter
2008-03-03 17:28 ` Kristian Høgsberg
2008-03-03 17:58 ` Stefan Richter
2008-03-03 18:35 ` Stefan Richter
2008-03-04 5:54 ` Greg KH
2008-03-04 8:39 ` Stefan Richter
2008-03-05 0:34 ` [PATCH update] " Stefan Richter
2008-03-05 0:48 ` Stefan Richter
2008-03-05 23:53 ` Stefan Richter
2008-03-06 1:25 ` Stefan Richter [this message]
2008-03-03 20:28 ` [PATCH] " Jarod Wilson
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