Remember when the biggest problem we had to worry about was hashed
pointers, those were the days.
These were missed in my earlier patch because they don't match "%p",
but the macro is hiding a "%p", so these all end up being hashed,
which is not what we want in xmon. Convert them to "%px".
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
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