1.1 --- a/src/share/vm/gc_implementation/g1/g1SATBCardTableModRefBS.cpp Fri Jun 28 18:28:17 2013 +0200 1.2 +++ b/src/share/vm/gc_implementation/g1/g1SATBCardTableModRefBS.cpp Sun Jun 30 21:42:07 2013 +0200 1.3 @@ -47,7 +47,7 @@ 1.4 JavaThread* jt = (JavaThread*)thr; 1.5 jt->satb_mark_queue().enqueue(pre_val); 1.6 } else { 1.7 - MutexLocker x(Shared_SATB_Q_lock); 1.8 + MutexLockerEx x(Shared_SATB_Q_lock, Mutex::_no_safepoint_check_flag); 1.9 JavaThread::satb_mark_queue_set().shared_satb_queue()->enqueue(pre_val); 1.10 } 1.11 }