linux-kernel - Re: How to go about debuging a system lockup?

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Date:	Sat, 18 Nov 2006 00:09:54 +0100
From:	Stefan Richter <stefanr@...6.in-berlin.de>
To:	Lennart Sorensen <lsorense@...lub.uwaterloo.ca>
CC:	"Protasevich, Natalie" <Natalie.Protasevich@...SYS.com>,
	Jesper Juhl <jesper.juhl@...il.com>,
	linux-kernel@...r.kernel.org
Subject: Re: How to go about debuging a system lockup?

Lennart Sorensen wrote:
> OK, I have now tried connecting with firescope to just follow the dmesg
> buffer across firewire.  Works great, until the system hangs, then
> firescope reports that it couldn't perform the read.  I wonder what part
> of the system has to lock up for the firewire card to no longer be able
> to read memory on the system.

I suppose the PCI bus is no longer accessible to the chip.
-- 
Stefan Richter
-=====-=-==- =-== =--=-
http://arcgraph.de/sr/
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