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DateSun, 02 Dec 2007 16:32:00 +0200
FromAvi Kivity <>
SubjectRe: [kvm-devel] [PATCH] Refactor hypercall infrastructure (v2)
Amit Shah wrote:
> * Anthony Liguori wrote:
> 
>> This patch refactors the current hypercall infrastructure to better support
>> live migration and SMP.  It eliminates the hypercall page by trapping the
>> UD exception that would occur if you used the wrong hypercall instruction
>> for the underlying architecture and replacing it with the right one lazily.
>> 
>
> This doesn't work right for SVM. It keeps looping indefinitely; on a kvm_stat 
> run, I get about 230,000 light vm exits per second, with the hypercall never 
> returning to the guest.
> 

I just tested kvm.git with (the new) hypercall.flat testcase.  Seems to 
work fine.

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



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