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Re: dual CPU system hangs

In article <5230B4DF.3030003%groessler.org@localhost>,
Christian Groessler  <chris%groessler.org@localhost> wrote:

>Ok. It took me some time to buy a PCI serial card and hack the kernel
>to use it as serial console...
>But now I'm back on topic.
>I've got a similar hang (-current from today), but now the processes are 
>stuck in
>biowait and biolock.

This is quite strange. Is this kernel DIAGNOSTIC/DEBUG/LOCKDEBUG? 
I am wondering if we are seeing some mutex issue. I seem to recall
that defining FULL in kern_mutex.c made the problem go away. But
this was a while ago and if the kernel has these options, FULL is
already set.


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