Ruby Sequencer: Schedule deadlock check event at correct time

The scheduling of the deadlock check event was being done incorrectly as the
clock was not being multiplied, so as to convert the time into ticks. This
patch removes that bug.

src/mem/ruby/system/Sequencer.cc

@@ -220,7 +220,9 @@ Sequencer::insertRequest(PacketPtr pkt, RubyRequestType request_type)
 
     // See if we should schedule a deadlock check
     if (deadlockCheckEvent.scheduled() == false) {
-        schedule(deadlockCheckEvent, m_deadlock_threshold + curTick());
+        schedule(deadlockCheckEvent,
+                 m_deadlock_threshold * g_eventQueue_ptr->getClock()
+                 + curTick());
     }
 
     Address line_addr(pkt->getAddr());