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8221392: Reduce ConcurrentGCThreads spinning during start up

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Reviewed-by: eosterlund, kbarrett
This commit is contained in:
Per Lidén 2019-03-27 10:38:49 +01:00
parent 229d923b27
commit 8e258756bb
5 changed files with 17 additions and 11 deletions
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2
src/hotspot/share/runtime/mutexLocker.cpp
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@ -97,6 +97,7 @@ Mutex* CompileStatistics_lock = NULL;
Mutex* DirectivesStack_lock = NULL;
Mutex* MultiArray_lock = NULL;
Monitor* Terminator_lock = NULL;
Monitor* InitCompleted_lock = NULL;
Monitor* BeforeExit_lock = NULL;
Monitor* Notify_lock = NULL;
Mutex* ProfilePrint_lock = NULL;
@ -283,6 +284,7 @@ void mutex_init() {
def(VMOperationRequest_lock , PaddedMonitor, nonleaf, true, Monitor::_safepoint_check_sometimes);
def(RetData_lock , PaddedMutex , nonleaf, false, Monitor::_safepoint_check_always);
def(Terminator_lock , PaddedMonitor, nonleaf, true, Monitor::_safepoint_check_sometimes);
def(InitCompleted_lock , PaddedMonitor, leaf, true, Monitor::_safepoint_check_never);
def(VtableStubs_lock , PaddedMutex , nonleaf, true, Monitor::_safepoint_check_never);
def(Notify_lock , PaddedMonitor, nonleaf, true, Monitor::_safepoint_check_always);
def(JNIGlobalAlloc_lock , PaddedMutex , nonleaf, true, Monitor::_safepoint_check_never);