[PATCH] Fix another misfiled module symbol export

idle_cpu had the same botched move from kernel/ksyms.c to kernel/sched.c
that __wake_up_sync() had.

kernel/ksyms.c

@@ -265,7 +265,6 @@ EXPORT_SYMBOL(iomem_resource);
 /* process management */
 EXPORT_SYMBOL(complete_and_exit);
 EXPORT_SYMBOL(schedule_timeout);
-EXPORT_SYMBOL_GPL(idle_cpu);
 #if defined(CONFIG_SMP) || defined(CONFIG_PREEMPT)
 EXPORT_SYMBOL(kernel_flag);
 #endif

kernel/sched.c

@@ -1962,7 +1962,7 @@ int idle_cpu(int cpu)
 	return cpu_curr(cpu) == cpu_rq(cpu)->idle;
 }
 
-EXPORT_SYMBOL(idle_cpu);
+EXPORT_SYMBOL_GPL(idle_cpu);
 
 /**
  * find_process_by_pid - find a process with a matching PID value.