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Re: Panic on dom0 shutdown
On Jan 7, 2013, at 11:39 , Manuel Bouyer wrote:
> On Thu, Jan 03, 2013 at 10:54:41AM +0100, Johan Ihrén wrote:
>>> points to; and this is where the faulty bus_space_read_4() is happening ...
>> Hmm. So using "-fno-optimize-sibling-calls" is not sufficient to avoid all
>> tail-calls? Is there any other way of forcing no tail-calls? Otherwise it
>> would seem that while tail-calls obviously improve performace they also make
>> debugging... close to impossible.
> Did you make a build from scratch ? maybe not all files got rebuilt with
> -fno-optimize-sibling-calls ?
Yes, this is with the kernel rebuilt from scratch. Still the same trace.
PS. FWIW, probably not really relevant, but if I turn off ddb.onpanic so that
the box just reboots then the trace is slighty different. That trace looks like
-- interrupt --
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