Move x86_64 idle notifiers to generic

[android-x86/kernel.git] / arch / x86 / kernel / process.c

diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c
index e127dda..4eb204c 100644 (file)
--- a/arch/x86/kernel/process.c
+++ b/arch/x86/kernel/process.c
@@ -40,19 +40,6 @@ __visible DEFINE_PER_CPU_SHARED_ALIGNED(struct tss_struct, init_tss) = INIT_TSS;
 
 #ifdef CONFIG_X86_64
 static DEFINE_PER_CPU(unsigned char, is_idle);
-static ATOMIC_NOTIFIER_HEAD(idle_notifier);
-
-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);
 #endif
 
 struct kmem_cache *task_xstate_cachep;
@@ -260,14 +247,14 @@ static inline void play_dead(void)
 void enter_idle(void)
 {
        this_cpu_write(is_idle, 1);
-       atomic_notifier_call_chain(&idle_notifier, IDLE_START, NULL);
+       idle_notifier_call_chain(IDLE_START);
 }
 
 static void __exit_idle(void)
 {
        if (x86_test_and_clear_bit_percpu(0, is_idle) == 0)
                return;
-       atomic_notifier_call_chain(&idle_notifier, IDLE_END, NULL);
+       idle_notifier_call_chain(IDLE_END);
 }
 
 /* Called from interrupts to signify idle end */