x86 allow modules to register idle notifiers

Venkatesh Pallipadi · lenb · commit c7d87d79d14c · 2008-10-21T23:58:20.000-04:00
needed if the i7300_idle driver is to be modular.

Signed-off-by: Venkatesh Pallipadi &lt;venkatesh.pallipadi@intel.com&gt;
Acked-by: Ingo Molnar &lt;mingo@elte.hu&gt;
Signed-off-by: Len Brown &lt;len.brown@intel.com&gt;
diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
@@ -62,6 +62,13 @@ void idle_notifier_register(struct notifier_block *n)
 {
 	atomic_notifier_chain_register(&idle_notifier, n);
 }
+EXPORT_SYMBOL_GPL(idle_notifier_register);
+
+void idle_notifier_unregister(struct notifier_block *n)
+{
+	atomic_notifier_chain_unregister(&idle_notifier, n);
+}
+EXPORT_SYMBOL_GPL(idle_notifier_unregister);
 
 void enter_idle(void)
 {

Original file line number	Diff line number	Diff line change
`@@ -62,6 +62,13 @@ void idle_notifier_register(struct notifier_block *n)`
`62`	`62`	`{`
`63`	`63`	`atomic_notifier_chain_register(&idle_notifier, n);`
`64`	`64`	`}`
	`65`	`+EXPORT_SYMBOL_GPL(idle_notifier_register);`
	`66`	`+`
	`67`	`+void idle_notifier_unregister(struct notifier_block *n)`
	`68`	`+{`
	`69`	`+ atomic_notifier_chain_unregister(&idle_notifier, n);`
	`70`	`+}`
	`71`	`+EXPORT_SYMBOL_GPL(idle_notifier_unregister);`
`65`	`72`
`66`	`73`	`void enter_idle(void)`
`67`	`74`	`{`