Mercurial > hg > graal-compiler
diff src/share/vm/utilities/workgroup.hpp @ 2369:92da084fefc9
6668573: CMS: reference processing crash if ParallelCMSThreads > ParallelGCThreads
Summary: Use _max_num_q = max(discovery_degree, processing_degree), and let balance_queues() redistribute from discovery_degree to processing_degree of queues. This should also allow a more dynamic and flexible parallelism policy in the future.
Reviewed-by: jmasa, johnc
| author | ysr |
|---|---|
| date | Thu, 17 Mar 2011 10:32:46 -0700 |
| parents | f95d63e2154a |
| children | f08d439fab8c |
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--- a/src/share/vm/utilities/workgroup.hpp Wed Mar 16 10:37:08 2011 -0700 +++ b/src/share/vm/utilities/workgroup.hpp Thu Mar 17 10:32:46 2011 -0700 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -36,6 +36,20 @@ # include "thread_windows.inline.hpp" #endif +// Task class hierarchy: +// AbstractGangTask +// AbstractGangTaskWOopQueues +// +// Gang/Group class hierarchy: +// AbstractWorkGang +// WorkGang +// FlexibleWorkGang +// YieldingFlexibleWorkGang (defined in another file) +// +// Worker class hierarchy: +// GangWorker (subclass of WorkerThread) +// YieldingFlexibleGangWorker (defined in another file) + // Forward declarations of classes defined here class WorkGang;