+ /*
+ * Barrier epoch - Set to current time, each time barrier_sync or
+ * barrier_release is called with zero recursion.
+ */
+ f64 barrier_epoch;
+
+ /* Earliest barrier can be closed again */
+ f64 barrier_no_close_before;
+
+ /* RPC requests, main thread only */
+ uword *pending_rpc_requests;
+ uword *processing_rpc_requests;
+ clib_spinlock_t pending_rpc_lock;
+