Hi! May I please get approval to push this straightforward backport of the following JDK 9 fix: bug report: https://bugs.openjdk.java.net/browse/JDK-8141421 code review: http://mail.openjdk.java.net/pipermail/hotspot-gc-dev/2018-September/023330.html webrev: see code review thread above Cheers, -Buck