kobject: convert /sys/hypervisor to use kobject_create

We don't need a kset here, a simple kobject will do just fine, so
dynamically create the kobject and use it.

We also rename hypervisor_subsys to hypervisor_kset to catch all users
of the variable.

Cc: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/arch/s390/hypfs/inode.c b/arch/s390/hypfs/inode.c
index c022ccc04d4150103db5e9af364317c21dfb18ff..b0ad479e74870612e4c7f1a5fbedba95877936ef 100644 (file)
--- a/arch/s390/hypfs/inode.c
+++ b/arch/s390/hypfs/inode.c
@@ -506,7 +506,7 @@ static int __init hypfs_init(void)
                        goto fail_diag;
                }
        }
-       s390_subsys.kobj.kset = &hypervisor_subsys;
+       s390_subsys.kobj.parent = hypervisor_kobj;
        rc = subsystem_register(&s390_subsys);
        if (rc)
                goto fail_sysfs;

diff --git a/drivers/base/hypervisor.c b/drivers/base/hypervisor.c
index 14e75e9ec7837b8020cb534de7420a79f48fe8c6..6428cba3aadddf51081926671143504e5a9247e8 100644 (file)
--- a/drivers/base/hypervisor.c
+++ b/drivers/base/hypervisor.c
@@ -2,19 +2,23 @@
  * hypervisor.c - /sys/hypervisor subsystem.
  *
  * Copyright (C) IBM Corp. 2006
+ * Copyright (C) 2007 Greg Kroah-Hartman <gregkh@suse.de>
+ * Copyright (C) 2007 Novell Inc.
  *
  * This file is released under the GPLv2
  */
 
 #include <linux/kobject.h>
 #include <linux/device.h>
-
 #include "base.h"
 
-decl_subsys(hypervisor, NULL);
-EXPORT_SYMBOL_GPL(hypervisor_subsys);
+struct kobject *hypervisor_kobj;
+EXPORT_SYMBOL_GPL(hypervisor_kobj);
 
 int __init hypervisor_init(void)
 {
-       return subsystem_register(&hypervisor_subsys);
+       hypervisor_kobj = kobject_create_and_add("hypervisor", NULL);
+       if (!hypervisor_kobj)
+               return -ENOMEM;
+       return 0;
 }

diff --git a/include/linux/kobject.h b/include/linux/kobject.h
index bd741e86c11e87a492eaa1a8cd0e78b3f3a5a7e9..f2483f6fd639a09b5d9ba69a654c1909fea8b22e 100644 (file)
--- a/include/linux/kobject.h
+++ b/include/linux/kobject.h
@@ -196,8 +196,8 @@ struct kset _name##_subsys = { \
 
 /* The global /sys/kernel/ kset for people to chain off of */
 extern struct kset *kernel_kset;
-/* The global /sys/hypervisor/ subsystem  */
-extern struct kset hypervisor_subsys;
+/* The global /sys/hypervisor/ kobject for people to chain off of */
+extern struct kobject *hypervisor_kobj;
 
 extern int __must_check subsystem_register(struct kset *);
 extern void subsystem_unregister(struct kset *);