2 * cls_cgroup.h Control Group Classifier
4 * Authors: Thomas Graf <tgraf@suug.ch>
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the Free
8 * Software Foundation; either version 2 of the License, or (at your option)
13 #ifndef _NET_CLS_CGROUP_H
14 #define _NET_CLS_CGROUP_H
16 #include <linux/cgroup.h>
17 #include <linux/hardirq.h>
18 #include <linux/rcupdate.h>
21 struct cgroup_cls_state
23 struct cgroup_subsys_state css;
27 #ifdef CONFIG_NET_CLS_CGROUP
28 static inline u32 task_cls_classid(struct task_struct *p)
36 classid = container_of(task_subsys_state(p, net_cls_subsys_id),
37 struct cgroup_cls_state, css)->classid;
43 extern int net_cls_subsys_id;
45 static inline u32 task_cls_classid(struct task_struct *p)
54 id = rcu_dereference_index_check(net_cls_subsys_id,
55 rcu_read_lock_held());
57 classid = container_of(task_subsys_state(p, id),
58 struct cgroup_cls_state, css)->classid;
65 static inline u32 task_cls_classid(struct task_struct *p)
70 #endif /* _NET_CLS_CGROUP_H */