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Commit 2d72fc00 authored by Greg Kroah-Hartman's avatar Greg Kroah-Hartman
Browse files

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: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 881c6cfd

arch/s390/hypfs/inode.c

+1 −1
Original line number Diff line number Diff line
@@ -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;

drivers/base/hypervisor.c

+8 −4
Original line number Diff line number Diff line
@@ -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;

}

include/linux/kobject.h

+2 −2
Original line number Diff line number Diff line
@@ -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 *);