Full conversion to early_initcall() interface, remove old interface

A previous patch added the early_initcall(), to allow a cleaner hooking of
pre-SMP initcalls.  Now we remove the older interface, converting all
existing users to the new one.

[akpm@linux-foundation.org: cleanups]
[akpm@linux-foundation.org: build fix]
[kosaki.motohiro@jp.fujitsu.com: warning fix]
[kosaki.motohiro@jp.fujitsu.com: warning fix]
Signed-off-by: Eduard - Gabriel Munteanu <eduard.munteanu@linux360.ro>
Cc: Tom Zanussi <tzanussi@gmail.com>
Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 4 insertions, 1 deletions

diff --git a/kernel/sched.c b/kernel/sched.c
index 0047bd9b96aa..fde1a1026359 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -6389,7 +6389,7 @@ static struct notifier_block __cpuinitdata migration_notifier = {
         .priority = 10
 };
 
-void __init migration_init(void)
+static int __init migration_init(void)
 {
         void *cpu = (void *)(long)smp_processor_id();
         int err;
@@ -6399,7 +6399,10 @@ void __init migration_init(void)
         BUG_ON(err == NOTIFY_BAD);
         migration_call(&migration_notifier, CPU_ONLINE, cpu);
         register_cpu_notifier(&migration_notifier);
+
+        return err;
 }
+early_initcall(migration_init);
 #endif
 
 #ifdef CONFIG_SMP