src/hotspot/share/gc/shenandoah/shenandoahNMethod.hpp

rev 59811 : 8247670: Shenandoah: deadlock during class unloading OOME

*** 195,200 ****
--- 195,214 ----
    void nmethods_do_begin();
    void nmethods_do(NMethodClosure* cl);
    void nmethods_do_end();
  };
  
+ // This locker aborts acquiring per-nmethod lock if heap encountered OOM.
+ class ShenandoahAbortableNMethodLocker : public StackObj {
+ private:
+   ShenandoahHeap*          const _heap;
+   ShenandoahReentrantLock* const _lock;
+   bool                     _aborted;
+ 
+ public:
+   ShenandoahAbortableNMethodLocker(ShenandoahReentrantLock* lock);
+   ~ShenandoahAbortableNMethodLocker();
+ 
+   bool aborted() const { return _aborted; }
+ };
+ 
  #endif // SHARE_GC_SHENANDOAH_SHENANDOAHNMETHOD_HPP