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Re: [Xen-devel] [PATCH for-4.12 v3 4/8] xen/arm: Make get_page_from_gfn working with DOMID_XEN

Hi Andrii,

On 21/12/2018 17:26, Andrii Anisov wrote:

On 21.12.18 18:26, Julien Grall wrote:
DOMID_XEN is used to share pages beloging to the hypervisor
(e.g trace buffers). Unlike other domains, DOMID_XEN is a non-auto
translated domain and therefore does not have a P2M.

This patch adds a special case for DOMID_XEN in get_page_from_gfn. We
may want to provide "non-auto translated helpers" in the future if we
see more case.

Signed-off-by: Julien Grall <julien.grall@xxxxxxx>

Andrii Anisov <andrii_anisov@xxxxxxxx>

Is it a wildcard tag? :)


Julien Grall

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