 - Make sure the apic is idle before sending an IPI.  This is required on    non-X-APIC machines.  Previously this was only done in the    DETECT_DEADLOCK case when really it is needed in all cases.
 - Make sure the apic is idle before sending an IPI.  This is required on
   non-X-APIC machines.  Previously this was only done in the
   DETECT_DEADLOCK case when really it is needed in all cases.

Reminded by:	jhb

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase