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Re: [Xen-devel] Designing the N-level event channel registration interface

On Fri, 2013-01-11 at 12:34 +0000, Wei Liu wrote:
> Ian suggested I use XEN_GUEST_HANDLE_64 to get 64-bit clean version and
> avoid compat layer.

One issue with this which needs specifically considering is that
XEN_GUEST_HANDLE_64 is currently only available/used by control
interfaces (sysctl & domctl) and not by guest APIs. So the question
becomes whether it is acceptable to change that state of affairs.


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