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List:       openjdk-serviceability-dev
Subject:    hg: jdk7/tl/jdk: 6785442: ConcurrentLinkedQueue.remove() and poll() can both remove the same element
From:       martinrb () google ! com (martinrb at google ! com)
Date:       2009-07-28 23:09:27
Message-ID: 20090728231003.CFCF2EB03 () hg ! openjdk ! java ! net
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Changeset: 12e479399ced
Author:    dl
Date:      2009-07-28 13:24 -0700
URL:       http://hg.openjdk.java.net/jdk7/tl/jdk/rev/12e479399ced

6785442: ConcurrentLinkedQueue.remove() and poll() can both remove the same element
6493942: ConcurrentLinkedQueue.remove sometimes very slow
Summary: new algorithm for handling concurrent linked lists
Reviewed-by: martin

! src/share/classes/java/util/concurrent/ConcurrentLinkedQueue.java
- test/java/util/concurrent/ConcurrentLinkedQueue/ConcurrentQueueLoops.java
- test/java/util/concurrent/ConcurrentLinkedQueue/LoopHelpers.java
+ test/java/util/concurrent/ConcurrentQueues/ConcurrentQueueLoops.java
+ test/java/util/concurrent/ConcurrentQueues/GCRetention.java
+ test/java/util/concurrent/ConcurrentQueues/LoopHelpers.java
+ test/java/util/concurrent/ConcurrentQueues/RemovePollRace.java
! test/java/util/concurrent/LinkedBlockingQueue/OfferRemoveLoops.java



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