[PATCH] Notifier chain update: API changes

[net-next-2.6.git] / arch / s390 / kernel / process.c

diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c
index 99182a415fe7d6678f5f8fc9e959d9a72c932d76..4a0f5a1551eadcf021d6ecf317a1e61e0ef07dea 100644 (file)
--- a/arch/s390/kernel/process.c
+++ b/arch/s390/kernel/process.c
@@ -76,17 +76,17 @@ unsigned long thread_saved_pc(struct task_struct *tsk)
 /*
  * Need to know about CPUs going idle?
  */
-static struct notifier_block *idle_chain;
+static ATOMIC_NOTIFIER_HEAD(idle_chain);
 
 int register_idle_notifier(struct notifier_block *nb)
 {
-       return notifier_chain_register(&idle_chain, nb);
+       return atomic_notifier_chain_register(&idle_chain, nb);
 }
 EXPORT_SYMBOL(register_idle_notifier);
 
 int unregister_idle_notifier(struct notifier_block *nb)
 {
-       return notifier_chain_unregister(&idle_chain, nb);
+       return atomic_notifier_chain_unregister(&idle_chain, nb);
 }
 EXPORT_SYMBOL(unregister_idle_notifier);
 
@@ -95,7 +95,7 @@ void do_monitor_call(struct pt_regs *regs, long interruption_code)
        /* disable monitor call class 0 */
        __ctl_clear_bit(8, 15);
 
-       notifier_call_chain(&idle_chain, CPU_NOT_IDLE,
+       atomic_notifier_call_chain(&idle_chain, CPU_NOT_IDLE,
                            (void *)(long) smp_processor_id());
 }
 
@@ -116,7 +116,8 @@ static void default_idle(void)
                return;
        }
 
-       rc = notifier_call_chain(&idle_chain, CPU_IDLE, (void *)(long) cpu);
+       rc = atomic_notifier_call_chain(&idle_chain,
+                       CPU_IDLE, (void *)(long) cpu);
        if (rc != NOTIFY_OK && rc != NOTIFY_DONE)
                BUG();
        if (rc != NOTIFY_OK) {