src/share/vm/gc_implementation/concurrentMarkSweep/vmCMSOperations.cpp

rev 4213 : 8008382: Remove redundant use of Atomic::add(jlong, jlong *) in create_new_gc_id()
Summary: There is no need to use atomics in create_new_gc_id() since it is not called by multiple threads in parallel. Also, Atomic::add(jlong, jlong *) is broken for ARM.
Reviewed-by:

*** 143,152 ****
--- 143,153 ----
  #else /* USDT2 */
    HS_PRIVATE_CMS_INITMARK_BEGIN(
                                  );
  #endif /* USDT2 */
  
+   _collector->register_gc_start(GCCause::_cms_concurrent_mark);
    _collector->_gc_timer_cm->register_gc_pause_start("Initial Mark", os::elapsed_counter());
  
    GenCollectedHeap* gch = GenCollectedHeap::heap();
    GCCauseSetter gccs(gch, GCCause::_cms_initial_mark);