Re: [Xen-devel] [PATCH for-4.12 v3 3/8] xen/arm: Add support for read-only foreign mappings

[Andrii Anisov <andrii.anisov@xxxxxxxxx>]

On 21.12.18 18:26, Julien Grall wrote:
> Currently, foreign mappings can only be read-write. A follow-up patch will
> extend foreign mapping for Xen backend memory (via XEN_DOMID), some of
> that memory should only be read accessible for the mapping domain.
>
> Introduce a new p2m_type to cater read-only foreign mappings. For now,
> the decision between the two foreign mapping type is based on the type
> of the guest page mapped.
>
> Signed-off-by: Julien Grall <julien.grall@xxxxxxx>
Andrii Anisov <andrii_anisov@xxxxxxxx>

--
Sincerely,
Andrii Anisov.

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