Review request for JDK-8030815: Code roots are not accounted for in region efficiency

[Alexander Harlap]

Please help to code review the change for the following CR:
JDK-8030815 <https://bugs.openjdk.java.net/browse/JDK-8030815> - Code 
roots are not accounted for in region efficiency

The webrev is located at 
http://cr.openjdk.java.net/~aharlap/8030815/webrev.00/ 
<http://cr.openjdk.java.net/%7Eaharlap/8030815/webrev.00/>

Testing completed: JPRT

Alex
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://mail.openjdk.org/pipermail/hotspot-gc-dev/attachments/20150113/0eaf186c/attachment.htm>