probe hrtimer testing

[Frank Ch. Eigler]

"Stone, Joshua I" <joshua.i.stone@intel.com> writes:

> [...] If anyone has an interest in seeing the hrtimers work in
> SystemTap, please speak up.  If there's enough interest, then maybe
> we can go back to LKML to try to get it enabled in the ABI.

It's probably worth one more try.  In the mean time, you might add
some transok or semok tests to trigger the code in the translator
even without kernel support.

- FChE