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6848641: CMSCollector::_roots_scanning_options should be initialized

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The field is now initialized in the constructor.

Reviewed-by: iveresov, jmasa, johnc
This commit is contained in:
Y. Srinivas Ramakrishna 2009-06-07 00:27:41 -07:00
parent a720198e39
commit 9611174798
2 changed files with 6 additions and 5 deletions
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10
hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.hpp
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@ -545,6 +545,11 @@ class CMSCollector: public CHeapObj {
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 @@ class CMSCollector: public CHeapObj {
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