+ return vlib_get_thread_index () - 1;
+}
+
+static inline void
+vlib_worker_thread_barrier_check (void)
+{
+ if (PREDICT_FALSE (*vlib_worker_threads->wait_at_barrier))
+ {
+ vlib_main_t *vm;
+ clib_smp_atomic_add (vlib_worker_threads->workers_at_barrier, 1);
+ if (CLIB_DEBUG > 0)
+ {
+ vm = vlib_get_main ();
+ vm->parked_at_barrier = 1;
+ }
+ while (*vlib_worker_threads->wait_at_barrier)
+ ;
+ if (CLIB_DEBUG > 0)
+ vm->parked_at_barrier = 0;
+ clib_smp_atomic_add (vlib_worker_threads->workers_at_barrier, -1);
+ }