<br>
* TODO<br>
(3) Add sysenter instrumentation on x86. Verify x86_64.<br>
<br>
* TODO<br>
(3) Add sysenter instrumentation on x86. Verify x86_64.<br>
-(3) Fix x86_64 page fault exit missing instrumentation.<br>
(3) Have various subbuffer sizes for high and low rate channels.<br>
(3) Change the byte pair "facility, event" id for a short combining the
informatinon.<br>
(3) Have various subbuffer sizes for high and low rate channels.<br>
(3) Change the byte pair "facility, event" id for a short combining the
informatinon.<br>