- Kill unused inline long_align()
- Consolidate all of the error/failure reporting into
  one function, central_probe_failure()
- Consolidate linux_prom_registers to physical address
  calculation into one function, prom_reg_to_paddr()
- Change ZAP() macro into function, do not inline.
Signed-off-by: David S. Miller <davem@davemloft.net>