Re: WinXP virtual crashes on 0.12.1.2 but not 0.12.1.1

Avi Kivity
2010-01-25T16:09:31Z

On 01/25/2010 06:06 PM, Mark Cave-Ayland wrote:
>
>> I'd like to find out why processor.sys fails, but the .1->.2 change
>> isn't any help unfortunately. It looks like here too there are two
>> bugs involved: one in kvm which doesn't act like processor.sys
>> expects it, and one in processor.sys which causes it to
>> UNLOAD_ITSELF_WITHOUT_CANCELLING_PENDING_OPERATIONS. You might try
>> running with kvm trace enabled and look at msr and cpuid accesses
>> just prior to the crash.
>
> I've had a quick look at this, and I can't work out how to enable kvm
> trace in Kconfig. Is there any documentation on how to build with kvm
> trace enabled for debugging?
>

CONFIG_FTRACE, CONFIG_TRACEPOINTS should be sufficient, I think. 2.6.32
or later IIRC.

--
error compiling committee.c: too many arguments to function