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8209976: Improve iteration over non-JavaThreads

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Add NonJavaThread and move NamedThread iteration to new class.

Reviewed-by: eosterlund, coleenp, rkennke
This commit is contained in:
Kim Barrett 2018-08-28 16:04:54 -04:00
parent 1ddabdf0dc
commit e1059f1301
8 changed files with 107 additions and 121 deletions
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2
src/hotspot/share/runtime/mutexLocker.hpp
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@ -72,7 +72,7 @@ extern Monitor* VMOperationRequest_lock; // a lock on Threads waiting fo
extern Monitor* Safepoint_lock; // a lock used by the safepoint abstraction
extern Monitor* Threads_lock; // a lock on the Threads table of active Java threads
// (also used by Safepoints too to block threads creation/destruction)
extern Mutex* NamedThreadsList_lock; // a lock on the NamedThreads list
extern Mutex* NonJavaThreadsList_lock; // a lock on the NonJavaThreads list
extern Monitor* CGC_lock; // used for coordination between
// fore- & background GC threads.
extern Monitor* STS_lock; // used for joining/leaving SuspendibleThreadSet.