Changeset: 858c75eb83b5 Author: mchung Date: 2013-07-08 14:05 +0200 URL: http://hg.openjdk.java.net/jdk8/tl/jdk/rev/858c75eb83b5
8014890: (ref) Reference queues may return more entries than expected Summary: When enqueuing references check whether the j.l.r.Reference has already been enqeued or removed in the lock. Do not enqueue them again. This occurs because multiple threads may try to enqueue the same j.l.r.Reference at the same time. Reviewed-by: mchung, dholmes, plevart, shade Contributed-by: thomas.scha...@oracle.com ! src/share/classes/java/lang/ref/Reference.java ! src/share/classes/java/lang/ref/ReferenceQueue.java + test/java/lang/ref/EnqueuePollRace.java