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Re: [Xen-devel] [PATCH 4/4] xen/public: arm: rework the macro set_xen_guest_handle_raw
Jan Beulich writes ("Re: [PATCH 4/4] xen/public: arm: rework the macro
set_xen_guest_handle_raw"):
> All quite interesting, but pretty moot with there not being any
> get_xen_guest_handle() anymore.
If we don't provide a get_xen_guest_handle, a kernel developer will be
sorely tempted to make one.
If they do and they write it in the obvious way, then the compiler
could `deduce' that the top part of the uint64_t store was dead, and
eliminate it.
Ian.
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