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changeset 798:fe1574da39fc

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6848641: CMSCollector::_roots_scanning_options should be initialized Summary: The field is now initialized in the constructor. Reviewed-by: iveresov, jmasa, johnc
author ysr
date Sun, 07 Jun 2009 00:27:41 -0700
parents 7fd05714f579
children f89cf529c3c7
files src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.hpp
diffstat 2 files changed, 6 insertions(+), 5 deletions(-) [+]
line wrap: on
line diff
--- a/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp	Tue May 26 16:43:42 2009 -0700
+++ b/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp	Sun Jun 07 00:27:41 2009 -0700
@@ -555,6 +555,7 @@
   _collector_policy(cp),
   _should_unload_classes(false),
   _concurrent_cycles_since_last_unload(0),
+  _roots_scanning_options(0),
   _sweep_estimate(CMS_SweepWeight, CMS_SweepPadding)
 {
   if (ExplicitGCInvokesConcurrentAndUnloadsClasses) {
--- a/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.hpp	Tue May 26 16:43:42 2009 -0700
+++ b/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.hpp	Sun Jun 07 00:27:41 2009 -0700
@@ -545,6 +545,11 @@
   bool unloaded_classes_last_cycle() const {
     return concurrent_cycles_since_last_unload() == 0;
   }
+  // Root scanning options for perm gen
+  int _roots_scanning_options;
+  int roots_scanning_options() const      { return _roots_scanning_options; }
+  void add_root_scanning_option(int o)    { _roots_scanning_options |= o;   }
+  void remove_root_scanning_option(int o) { _roots_scanning_options &= ~o;  }
 
   // Verification support
   CMSBitMap     _verification_mark_bm;
@@ -719,11 +724,6 @@
   NOT_PRODUCT(bool simulate_overflow();)       // sequential
   NOT_PRODUCT(bool par_simulate_overflow();)   // MT version
 
-  int _roots_scanning_options;
-  int roots_scanning_options() const      { return _roots_scanning_options; }
-  void add_root_scanning_option(int o)    { _roots_scanning_options |= o;   }
-  void remove_root_scanning_option(int o) { _roots_scanning_options &= ~o;  }
-
   // CMS work methods
   void checkpointRootsInitialWork(bool asynch); // initial checkpoint work