diff --git a/[refs] b/[refs]
index 57a1c7c46148..52c5b4ec00a0 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a9fa06c26f7b7914c8cdf4d309b74df3151cc227
+refs/heads/master: fb69c3907ead36b9e9f41ea6f0d0e0ae10a38a47
diff --git a/trunk/drivers/base/cpu.c b/trunk/drivers/base/cpu.c
index 0bf2dc11cdb8..b79badd0f158 100644
--- a/trunk/drivers/base/cpu.c
+++ b/trunk/drivers/base/cpu.c
@@ -44,6 +44,8 @@ static ssize_t store_online(struct sys_device *dev, const char *buf,
 		ret = smp_prepare_cpu(cpu->sysdev.id);
 		if (!ret)
 			ret = cpu_up(cpu->sysdev.id);
+		if (!ret)
+			kobject_hotplug(&dev->kobj, KOBJ_ONLINE);
 		break;
 	default:
 		ret = -EINVAL;