- Don't do the interrupt storm protection stuff for software interrupt   handlers. - Use pause() when throtting during an interrupt storm.
- Don't do the interrupt storm protection stuff for software interrupt
  handlers.
- Use pause() when throtting during an interrupt storm.

Reported by:	kris (1)

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