From fb69c3907ead36b9e9f41ea6f0d0e0ae10a38a47 Mon Sep 17 00:00:00 2001
From: Nathan Lynch <ntl@pobox.com>
Date: Sat, 25 Jun 2005 14:55:05 -0700
Subject: [PATCH] generate hotplug events for cpu online

We already do kobject_hotplug for cpu offline; this adds a kobject_hotplug
call for the online case.  This is being requested by developers of an
application which wants to be notified about both kinds of events.

Signed-off-by: Nathan Lynch <ntl@pobox.com>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Cc: Greg KH <greg@kroah.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 drivers/base/cpu.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/base/cpu.c b/drivers/base/cpu.c
index 0bf2dc11cdb8..b79badd0f158 100644
--- a/drivers/base/cpu.c
+++ b/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;
-- 
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