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8203469: Faster safepoints

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Reviewed-by: dcubed, pchilanomate, dholmes, acorn, coleenp, eosterlund
This commit is contained in:
Robbin Ehn 2019-02-15 14:15:10 +01:00
parent 66aa45649a
commit bec8431683
19 changed files with 647 additions and 712 deletions
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src/hotspot/share/runtime/mutexLocker.hpp
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@ -68,7 +68,6 @@ extern Mutex* DerivedPointerTableGC_lock; // a lock to protect the derive
extern Monitor* CGCPhaseManager_lock; // a lock to protect a concurrent GC's phase management
extern Monitor* VMOperationQueue_lock; // a lock on queue of vm_operations waiting to execute
extern Monitor* VMOperationRequest_lock; // a lock on Threads waiting for a vm_operation to terminate
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* NonJavaThreadsList_lock; // a lock on the NonJavaThreads list