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src/hotspot/share/prims/jvm.cpp

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rev 59376 : 8153224.v2.10.patch merged with 8153224.v2.11.patch.

@@ -72,10 +72,11 @@
 #include "runtime/jfieldIDWorkaround.hpp"
 #include "runtime/jniHandles.inline.hpp"
 #include "runtime/os.inline.hpp"
 #include "runtime/perfData.hpp"
 #include "runtime/reflection.hpp"
+#include "runtime/synchronizer.hpp"
 #include "runtime/thread.inline.hpp"
 #include "runtime/threadSMR.hpp"
 #include "runtime/vframe.inline.hpp"
 #include "runtime/vmOperations.hpp"
 #include "runtime/vm_version.hpp"

@@ -488,10 +489,15 @@
 
 
 JVM_ENTRY_NO_ENV(void, JVM_GC(void))
   JVMWrapper("JVM_GC");
   if (!DisableExplicitGC) {
+    if (AsyncDeflateIdleMonitors) {
+      // AsyncDeflateIdleMonitors needs to know when System.gc() is
+      // called so any special deflation can be done at a safepoint.
+      ObjectSynchronizer::set_is_special_deflation_requested(true);
+    }
     Universe::heap()->collect(GCCause::_java_lang_system_gc);
   }
 JVM_END
 
 
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