60 
  61     _tenured_generation_full,
  62     _metadata_GC_threshold,
  63 
  64     _cms_generation_full,
  65     _cms_initial_mark,
  66     _cms_final_remark,
  67     _cms_concurrent_mark,
  68 
  69     _old_generation_expanded_on_last_scavenge,
  70     _old_generation_too_full_to_scavenge,
  71     _adaptive_size_policy,
  72 
  73     _g1_inc_collection_pause,
  74     _g1_humongous_allocation,
  75 
  76     _last_ditch_collection,
  77     _last_gc_cause
  78   };
  79 




  80   inline static bool is_user_requested_gc(GCCause::Cause cause) {
  81     return (cause == GCCause::_java_lang_system_gc ||
  82             cause == GCCause::_jvmti_force_gc);
  83   }
  84 
  85   inline static bool is_serviceability_requested_gc(GCCause::Cause
  86                                                              cause) {
  87     return (cause == GCCause::_jvmti_force_gc ||
  88             cause == GCCause::_heap_inspection ||
  89             cause == GCCause::_heap_dump);
  90   }
  91 
  92   inline static bool is_tenured_allocation_failure_gc(GCCause::Cause cause) {
  93     assert(cause != GCCause::_old_generation_too_full_to_scavenge &&
  94            cause != GCCause::_old_generation_expanded_on_last_scavenge,
  95     err_msg("This GCCause may be correct but is not expected yet: %s",
  96       to_string(cause)));
  97     return (cause == GCCause::_tenured_generation_full ||
  98             cause == GCCause::_cms_generation_full ||
  99             cause == GCCause::_adaptive_size_policy);

  60 
  61     _tenured_generation_full,
  62     _metadata_GC_threshold,
  63 
  64     _cms_generation_full,
  65     _cms_initial_mark,
  66     _cms_final_remark,
  67     _cms_concurrent_mark,
  68 
  69     _old_generation_expanded_on_last_scavenge,
  70     _old_generation_too_full_to_scavenge,
  71     _adaptive_size_policy,
  72 
  73     _g1_inc_collection_pause,
  74     _g1_humongous_allocation,
  75 
  76     _last_ditch_collection,
  77     _last_gc_cause
  78   };
  79 
  80   inline static bool is_system_gc(GCCause::Cause cause) {
  81     return (cause == GCCause::_java_lang_system_gc);
  82   }
  83 
  84   inline static bool is_user_requested_gc(GCCause::Cause cause) {
  85     return (cause == GCCause::_java_lang_system_gc ||
  86             cause == GCCause::_jvmti_force_gc);
  87   }
  88 
  89   inline static bool is_serviceability_requested_gc(GCCause::Cause
  90                                                              cause) {
  91     return (cause == GCCause::_jvmti_force_gc ||
  92             cause == GCCause::_heap_inspection ||
  93             cause == GCCause::_heap_dump);
  94   }
  95 
  96   inline static bool is_tenured_allocation_failure_gc(GCCause::Cause cause) {
  97     assert(cause != GCCause::_old_generation_too_full_to_scavenge &&
  98            cause != GCCause::_old_generation_expanded_on_last_scavenge,
  99     err_msg("This GCCause may be correct but is not expected yet: %s",
 100       to_string(cause)));
 101     return (cause == GCCause::_tenured_generation_full ||
 102             cause == GCCause::_cms_generation_full ||
 103             cause == GCCause::_adaptive_size_policy);