mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-11-01 17:08:10 +00:00
8488a38f4d
Break the kobject namespace defs into their own header to avoid a header file inclusion ordering problem between linux/sysfs.h and linux/kobject.h. This fixes the build breakage on older versions of gcc. Signed-off-by: David Howells <dhowells@redhat.com> Cc: Eric Biederman <ebiederm@xmission.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
56 lines
1.7 KiB
C
56 lines
1.7 KiB
C
/* Kernel object name space definitions
|
|
*
|
|
* Copyright (c) 2002-2003 Patrick Mochel
|
|
* Copyright (c) 2002-2003 Open Source Development Labs
|
|
* Copyright (c) 2006-2008 Greg Kroah-Hartman <greg@kroah.com>
|
|
* Copyright (c) 2006-2008 Novell Inc.
|
|
*
|
|
* Split from kobject.h by David Howells (dhowells@redhat.com)
|
|
*
|
|
* This file is released under the GPLv2.
|
|
*
|
|
* Please read Documentation/kobject.txt before using the kobject
|
|
* interface, ESPECIALLY the parts about reference counts and object
|
|
* destructors.
|
|
*/
|
|
|
|
#ifndef _LINUX_KOBJECT_NS_H
|
|
#define _LINUX_KOBJECT_NS_H
|
|
|
|
struct sock;
|
|
struct kobject;
|
|
|
|
/*
|
|
* Namespace types which are used to tag kobjects and sysfs entries.
|
|
* Network namespace will likely be the first.
|
|
*/
|
|
enum kobj_ns_type {
|
|
KOBJ_NS_TYPE_NONE = 0,
|
|
KOBJ_NS_TYPE_NET,
|
|
KOBJ_NS_TYPES
|
|
};
|
|
|
|
/*
|
|
* Callbacks so sysfs can determine namespaces
|
|
* @current_ns: return calling task's namespace
|
|
* @netlink_ns: return namespace to which a sock belongs (right?)
|
|
* @initial_ns: return the initial namespace (i.e. init_net_ns)
|
|
*/
|
|
struct kobj_ns_type_operations {
|
|
enum kobj_ns_type type;
|
|
const void *(*current_ns)(void);
|
|
const void *(*netlink_ns)(struct sock *sk);
|
|
const void *(*initial_ns)(void);
|
|
};
|
|
|
|
int kobj_ns_type_register(const struct kobj_ns_type_operations *ops);
|
|
int kobj_ns_type_registered(enum kobj_ns_type type);
|
|
const struct kobj_ns_type_operations *kobj_child_ns_ops(struct kobject *parent);
|
|
const struct kobj_ns_type_operations *kobj_ns_ops(struct kobject *kobj);
|
|
|
|
const void *kobj_ns_current(enum kobj_ns_type type);
|
|
const void *kobj_ns_netlink(enum kobj_ns_type type, struct sock *sk);
|
|
const void *kobj_ns_initial(enum kobj_ns_type type);
|
|
void kobj_ns_exit(enum kobj_ns_type type, const void *ns);
|
|
|
|
#endif /* _LINUX_KOBJECT_NS_H */
|