On 28/06/2017 14:25, Wanpeng Li wrote:
> From: Wanpeng Li <[email protected]>
> 
> Add an nested_apf field to vcpu->arch.exception to identify an async page 
> fault, and constructs the expected vm-exit information fields. Force a 
> nested VM exit from nested_vmx_check_exception() if the injected #PF is 
> async page fault. Extending the userspace interface KVM_GET_VCPU_EVENTS
> and KVM_SET_VCPU_EVENTS for live migration.
> 
> Cc: Paolo Bonzini <[email protected]>
> Cc: Radim Krčmář <[email protected]>
> Signed-off-by: Wanpeng Li <[email protected]>
> ---

Radim, Wanpeng,

the patch is nice now but I'm still not 100% sure about the live
migration part.  Why do we need to pass nested_apf to userspace, but not
nested_apf_token?

Paolo

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