src/share/vm/services/memTracker.cpp

@@ -571,11 +571,11 @@
   }
 }
 
 // baseline current memory snapshot
 bool MemTracker::baseline() {
-  MutexLockerEx lock(_query_lock, true);
+  MutexLocker lock(_query_lock);
   MemSnapshot* snapshot = get_snapshot();
   if (snapshot != NULL) {
     return _baseline.baseline(*snapshot, false);
   }
   return false;

@@ -582,11 +582,11 @@
 }
 
 // print memory usage from current snapshot
 bool MemTracker::print_memory_usage(BaselineOutputer& out, size_t unit, bool summary_only) {
   MemBaseline  baseline;
-  MutexLockerEx lock(_query_lock, true);
+  MutexLocker  lock(_query_lock);
   MemSnapshot* snapshot = get_snapshot();
   if (snapshot != NULL && baseline.baseline(*snapshot, summary_only)) {
     BaselineReporter reporter(out, unit);
     reporter.report_baseline(baseline, summary_only);
     return true;

@@ -595,11 +595,11 @@
 }
 
 // Whitebox API for blocking until the current generation of NMT data has been merged
 bool MemTracker::wbtest_wait_for_data_merge() {
   // NMT can't be shutdown while we're holding _query_lock
-  MutexLockerEx lock(_query_lock, true);
+  MutexLocker lock(_query_lock);
   assert(_worker_thread != NULL, "Invalid query");
   // the generation at query time, so NMT will spin till this generation is processed
   unsigned long generation_at_query_time = SequenceGenerator::current_generation();
   unsigned long current_processing_generation = _processing_generation;
   // if generation counter overflown

@@ -639,11 +639,11 @@
   return false;
 }
 
 // compare memory usage between current snapshot and baseline
 bool MemTracker::compare_memory_usage(BaselineOutputer& out, size_t unit, bool summary_only) {
-  MutexLockerEx lock(_query_lock, true);
+  MutexLocker lock(_query_lock);
   if (_baseline.baselined()) {
     MemBaseline baseline;
     MemSnapshot* snapshot = get_snapshot();
     if (snapshot != NULL && baseline.baseline(*snapshot, summary_only)) {
       BaselineReporter reporter(out, unit);