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.
_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xen.org
http://lists.xen.org/xen-devel
