On Thu, Apr 28, 2016 at 10:27 PM, Big Strong <fangtu...@gmail.com> wrote:

> You can always just add a new page to the domain to be used for #VE.
>
> It's there a method to directly assign physical pages to guest from dom0?
> Using xc_map_foreign_address just like libvmi?
>

Please don't top-post on xen-devel.

You could share a page from dom0 but I think what you want to do is
increase the reservation of the domain and then map it into so it can be
used for #VE. The functions for this are
xc_domain_increase_reservation_exact and xc_domain_populate_physmap_exact.

Tamas
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