Re: [Xen-devel] [PATCH RFC 09/14] xen: vmx: Introduce a Hyper call to set subpage

[Tamas K Lengyel <tamas@xxxxxxxxxxxxx>]

On Thu, Oct 19, 2017 at 2:13 AM, Zhang Yi <yi.z.zhang@xxxxxxxxxxxxxxx> wrote:
> From: Zhang Yi Z <yi.z.zhang@xxxxxxxxxxxxxxx>
>
> The Hypercall is defined as HVMOP_set_subpage

Are there any expected use-cases where a HVM guest would need access
to this hypercall? Is spp compatible with #VE? If not, I think it
would be better to integrate this with the existing xen_mem_access_op.

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