protected void wakeProcedure(final Procedure procedure) {
    LOG.trace("Wake {}", procedure);
    push(procedure, /* addFront= */ true, /* notify= */false);
  }
Wakes up given waiting procedures by pushing them back into scheduler queues.
@return size of given {@code waitQueue}.
hbase-procedure/src/main/java/org/apache/hadoop/hbase/procedure2/AbstractProcedureScheduler.java