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SubjectRe: [kvm-devel] [PATCH 3/3] KVM - add hypercall nr to kvm_run
Jeff Dike wrote:
> On Wed, Jul 18, 2007 at 11:28:18AM -0500, Anthony Liguori wrote:
>
>> Within the kernel right (VMCALL is only usable in ring 1).
>>
>
> Yup.
>
>
>> Is it
>> terribly important to be able to pass through the syscall arguments in
>> registers verses packing them in a data structure and passing a pointer
>> to that structure?
>>
>
> An arg block would be fine, too.
>

Okay, then you should be pretty well insulated against the changing
hypercall stuff since you only need one hypercall NR and can use a one
argument hypercall.

Regards,

Anthony Liguori

> Jeff
>
>

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