do transferToInterpreter

Author: timfel

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/runtime/AsyncHandler.java

@@ -55,9 +55,9 @@
 import com.oracle.graal.python.nodes.call.CallNode;
 import com.oracle.truffle.api.CallTarget;
 import com.oracle.truffle.api.CompilerDirectives;
+import com.oracle.truffle.api.CompilerDirectives.TruffleBoundary;
 import com.oracle.truffle.api.Truffle;
 import com.oracle.truffle.api.TruffleLanguage;
-import com.oracle.truffle.api.CompilerDirectives.TruffleBoundary;
 import com.oracle.truffle.api.frame.VirtualFrame;
 import com.oracle.truffle.api.nodes.Node.Child;
 import com.oracle.truffle.api.nodes.RootNode;
@@ -155,6 +155,7 @@ void registerAction(Supplier<AsyncAction> actionSupplier) {
 
     void triggerAsyncActions() {
         if (hasScheduledAction.compareAndSet(true, false)) {
+            CompilerDirectives.transferToInterpreter();
             processAsyncActions();
         }
     }