Re: [Xen-devel] [PATCH 5/8] xen/arm: Allow a privileged domain to map foreign page from DOMID_XEN

Reviewed-by: Andrii Anisov Sincerely, Andrii Anisov. ___ Xen-devel mailing list Xen-devel@lists.xenproject.org https://lists.xenproject.org/mailman/listinfo/xen-devel

[Xen-devel] [PATCH 5/8] xen/arm: Allow a privileged domain to map foreign page from DOMID_XEN

For auto-translated domain, the only way to map page to itself is the using foreign map API. The current code does not allow mapping page from special page (such as DOMID_XEN). As xentrace buffer are shared using DOMID_XEN, it is not possible to use tracing for Arm. This could be solved by using