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src/hotspot/share/services/dtraceAttacher.cpp

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rev 54697 : imported patch 8221734-v2-merge
rev 54698 : imported patch 8221734-v2

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2006, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2006, 2019, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.

@@ -31,27 +31,10 @@
 #include "runtime/vmOperations.hpp"
 #include "services/dtraceAttacher.hpp"
 
 #ifdef SOLARIS
 
-class VM_DeoptimizeTheWorld : public VM_Operation {
- public:
-  VMOp_Type type() const {
-    return VMOp_DeoptimizeTheWorld;
-  }
-  void doit() {
-    CodeCache::mark_all_nmethods_for_deoptimization();
-    ResourceMark rm;
-    DeoptimizationMarker dm;
-    // Deoptimize all activations depending on marked methods
-    Deoptimization::deoptimize_dependents();
-
-    // Mark the dependent methods non entrant
-    CodeCache::make_marked_nmethods_not_entrant();
-  }
-};
-
 static void set_bool_flag(const char* flag, bool value) {
   JVMFlag::boolAtPut((char*)flag, strlen(flag), &value,
                               JVMFlag::ATTACH_ON_DEMAND);
 }
 

@@ -72,12 +55,12 @@
     changed = true;
   }
 
   if (changed) {
     // one or more flags changed, need to deoptimize
-    VM_DeoptimizeTheWorld op;
-    VMThread::execute(&op);
+    CodeCache::mark_all_nmethods_for_deoptimization();
+    Deoptimization::deoptimize_all_marked();
   }
 }
 
 // Disable only the "fine grained" flags. Do *not* touch
 // the overall "ExtendedDTraceProbes" flag.

@@ -95,12 +78,12 @@
     set_bool_flag("DTraceMonitorProbes", false);
     changed = true;
   }
   if (changed) {
     // one or more flags changed, need to deoptimize
-    VM_DeoptimizeTheWorld op;
-    VMThread::execute(&op);
+    CodeCache::mark_all_nmethods_for_deoptimization();
+    Deoptimization::deoptimize_all_marked();
   }
 }
 
 // Do clean-up on "all door clients detached" event.
 void DTrace::detach_all_clients() {
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