sched: mark sched_create_sysfs_power_savings_entries() as __init

Impact: cleanup

The only caller is cpu_dev_init() which is marked as __init.

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/kernel/sched.c b/kernel/sched.c
index 545c6fc..9a8e296 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -8060,7 +8060,7 @@
 		   sched_smt_power_savings_store);
 #endif
 
-int sched_create_sysfs_power_savings_entries(struct sysdev_class *cls)
+int __init sched_create_sysfs_power_savings_entries(struct sysdev_class *cls)
 {
 	int err = 0;