On 08/05/2010 03:01 PM, Nadav Har'El wrote:
quoted text
> On Thu, Aug 05, 2010, Gleb Natapov wrote about "Re: [PATCH 9/24] Implement VMCLEAR":
>>> In any case, I don't think this should be considered an internal error, or
>>> that we have a reason to exit to user space in this case.
>>>
>> But you can't emulate this either, no?
> I could, if I knew what to emulate ;-) Does anybody know what a real processor
> with VMX does when you give it VMCLEAR with a physical address which is beyond
> the amount of available memory? If the answer was "it throws #GP" or "it
> does VMFail(Invalid Physical Address) or something of this sort, I could
> easily do this in the emulation too - I just don't know yet what it does...

As far as the processor is concerned, there is no end to physical 
memory.  The VMCLEAR will write some stuff out, and the chipset will 
throw it away.  However, eventually the guest will crash and burn, 
better to take it out in a controlled way.


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

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