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src/hotspot/share/runtime/mutexLocker.cpp
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rev 53868 : imported patch remove_shared_satb_lock
@@ -77,11 +77,10 @@
Mutex* NonJavaThreadsList_lock = NULL;
Monitor* CGC_lock = NULL;
Monitor* STS_lock = NULL;
Monitor* FullGCCount_lock = NULL;
Monitor* SATB_Q_CBL_mon = NULL;
-Mutex* Shared_SATB_Q_lock = NULL;
Monitor* DirtyCardQ_CBL_mon = NULL;
Mutex* Shared_DirtyCardQ_lock = NULL;
Mutex* MarkStackFreeList_lock = NULL;
Mutex* MarkStackChunkList_lock = NULL;
Mutex* MonitoringSupport_lock = NULL;
@@ -210,11 +209,10 @@
if (UseConcMarkSweepGC || UseG1GC) {
def(FullGCCount_lock , PaddedMonitor, leaf, true, Monitor::_safepoint_check_never); // in support of ExplicitGCInvokesConcurrent
}
if (UseG1GC) {
def(SATB_Q_CBL_mon , PaddedMonitor, access, true, Monitor::_safepoint_check_never);
- def(Shared_SATB_Q_lock , PaddedMutex , access + 1, true, Monitor::_safepoint_check_never);
def(DirtyCardQ_CBL_mon , PaddedMonitor, access, true, Monitor::_safepoint_check_never);
def(Shared_DirtyCardQ_lock , PaddedMutex , access + 1, true, Monitor::_safepoint_check_never);
def(FreeList_lock , PaddedMutex , leaf , true, Monitor::_safepoint_check_never);
@@ -229,11 +227,10 @@
def(MonitoringSupport_lock , PaddedMutex , native , true, Monitor::_safepoint_check_never); // used for serviceability monitoring support
}
if (UseShenandoahGC) {
def(SATB_Q_CBL_mon , PaddedMonitor, access, true, Monitor::_safepoint_check_never);
- def(Shared_SATB_Q_lock , PaddedMutex , access + 1, true, Monitor::_safepoint_check_never);
def(StringDedupQueue_lock , PaddedMonitor, leaf, true, Monitor::_safepoint_check_never);
def(StringDedupTable_lock , PaddedMutex , leaf, true, Monitor::_safepoint_check_never);
}
def(ParGCRareEvent_lock , PaddedMutex , leaf , true, Monitor::_safepoint_check_sometimes);
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