X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=kernel%2Fpadata.c;h=07af2c95dcfeea37f855db214e8e3405274bddb6;hb=1ef68ec462571955f2a667ddf1ffe279848709d7;hp=072f4ee4eb893a5341942146775c2ce9fcc1dbc8;hpb=969e5aa3b0162a02c4f287d48ff58ca2145acf1b;p=~andy%2Flinux

diff --git a/kernel/padata.c b/kernel/padata.c
index 072f4ee4eb8..07af2c95dcf 100644
--- a/kernel/padata.c
+++ b/kernel/padata.c
@@ -846,6 +846,8 @@ static int padata_cpu_callback(struct notifier_block *nfb,
 	switch (action) {
 	case CPU_ONLINE:
 	case CPU_ONLINE_FROZEN:
+	case CPU_DOWN_FAILED:
+	case CPU_DOWN_FAILED_FROZEN:
 		if (!pinst_has_cpu(pinst, cpu))
 			break;
 		mutex_lock(&pinst->lock);
@@ -857,6 +859,8 @@ static int padata_cpu_callback(struct notifier_block *nfb,
 
 	case CPU_DOWN_PREPARE:
 	case CPU_DOWN_PREPARE_FROZEN:
+	case CPU_UP_CANCELED:
+	case CPU_UP_CANCELED_FROZEN:
 		if (!pinst_has_cpu(pinst, cpu))
 			break;
 		mutex_lock(&pinst->lock);
@@ -865,22 +869,6 @@ static int padata_cpu_callback(struct notifier_block *nfb,
 		if (err)
 			return notifier_from_errno(err);
 		break;
-
-	case CPU_UP_CANCELED:
-	case CPU_UP_CANCELED_FROZEN:
-		if (!pinst_has_cpu(pinst, cpu))
-			break;
-		mutex_lock(&pinst->lock);
-		__padata_remove_cpu(pinst, cpu);
-		mutex_unlock(&pinst->lock);
-
-	case CPU_DOWN_FAILED:
-	case CPU_DOWN_FAILED_FROZEN:
-		if (!pinst_has_cpu(pinst, cpu))
-			break;
-		mutex_lock(&pinst->lock);
-		__padata_add_cpu(pinst, cpu);
-		mutex_unlock(&pinst->lock);
 	}
 
 	return NOTIFY_OK;
@@ -1086,18 +1074,18 @@ struct padata_instance *padata_alloc(struct workqueue_struct *wq,
 
 	pinst->flags = 0;
 
-#ifdef CONFIG_HOTPLUG_CPU
-	pinst->cpu_notifier.notifier_call = padata_cpu_callback;
-	pinst->cpu_notifier.priority = 0;
-	register_hotcpu_notifier(&pinst->cpu_notifier);
-#endif
-
 	put_online_cpus();
 
 	BLOCKING_INIT_NOTIFIER_HEAD(&pinst->cpumask_change_notifier);
 	kobject_init(&pinst->kobj, &padata_attr_type);
 	mutex_init(&pinst->lock);
 
+#ifdef CONFIG_HOTPLUG_CPU
+	pinst->cpu_notifier.notifier_call = padata_cpu_callback;
+	pinst->cpu_notifier.priority = 0;
+	register_hotcpu_notifier(&pinst->cpu_notifier);
+#endif
+
 	return pinst;
 
 err_free_masks: