230a231
> old_cpu_set = set([old_cpu for old_cpu, new_cpu in cpuList])
235a237,245
> if new_cpu in old_cpu_set:
> raise RuntimeError, \
> "New CPU (%s) is in the list of old CPUs." % (old_cpu,)
> if not new_cpu.switchedOut():
> raise RuntimeError, \
> "New CPU (%s) is already active." % (new_cpu,)
> if old_cpu.switchedOut():
> raise RuntimeError, \
> "Old CPU (%s) is inactive." % (new_cpu,)