Fixed deadlock caused by the message pump not being notified of new message sends.

1 files changed, 11 insertions, 0 deletions

diff --git a/src/rt/rust_kernel.h b/src/rt/rust_kernel.h
index f85d55ac201..3ad7b396575 100644
--- a/src/rt/rust_kernel.h
+++ b/src/rt/rust_kernel.h
@@ -9,6 +9,7 @@
  */
 
 class rust_kernel;
+class rust_message;
 
 template <typename T> class
 rust_handle :
@@ -90,6 +91,16 @@ public:
 
     bool is_deadlocked();
 
+    void signal_kernel_lock();
+
+    /**
+     * Notifies the kernel whenever a message has been enqueued . This gives
+     * the kernel the opportunity to wake up the message pump thread if the
+     * message queue is not associated.
+     */
+    void
+    notify_message_enqueued(rust_message_queue *queue, rust_message *message);
+
     /**
      * Blocks until all domains have terminated.
      */