Call pcn_start_locked() instead of pcn_start() where the softc lock is already held.
Call pcn_start_locked() instead of pcn_start() where the softc lock is
already held.

Approved by:	rwatson (mentor)
MFC after:	3 weeks

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