Thank you Mahesh, Robert and Frank for reviewing the change and providing feedback. Below is the updated webrev:
http://cr.opensolaris.org/~dain/6216670-3/ <http://cr.opensolaris.org/%7Edain/6216670-3/> There is no logic change from the previous webrev. The update reflects changes include a correction of filename in a comment line and rename of dtrace probes. Thanks, -Dai