Re: [Xen-devel] [PATCH v7] x86/hvm: Allow guest_request vm_events coming from userspace

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Mon, Aug 28, 2017 at 12:38:46PM +0300, Alexandru Isaila wrote:
> In some introspection usecases, an in-guest agent needs to communicate
> with the external introspection agent.  An existing mechanism is
> HVMOP_guest_request_vm_event, but this is restricted to kernel usecases
> like all other hypercalls.
> 
> Introduce a mechanism whereby the introspection agent can whitelist the
> use of HVMOP_guest_request_vm_event directly from userspace.
> 
> Signed-off-by: Alexandru Isaila <aisaila@xxxxxxxxxxxxxxx>

Acked-by: Wei Liu <wei.liu2@xxxxxxxxxx>

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