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git.proxmox.com Git - mirror_ubuntu-zesty-kernel.git/blob - include/net/cls_cgroup.h
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 #ifdef CONFIG_CGROUP_NET_CLASSID
22 struct cgroup_cls_state
{
23 struct cgroup_subsys_state css
;
27 struct cgroup_cls_state
*task_cls_state(struct task_struct
*p
);
29 static inline u32
task_cls_classid(struct task_struct
*p
)
37 classid
= container_of(task_css(p
, net_cls_cgrp_id
),
38 struct cgroup_cls_state
, css
)->classid
;
44 static inline void sock_update_classid(struct sock
*sk
)
48 classid
= task_cls_classid(current
);
49 if (classid
!= sk
->sk_classid
)
50 sk
->sk_classid
= classid
;
52 #else /* !CONFIG_CGROUP_NET_CLASSID */
53 static inline void sock_update_classid(struct sock
*sk
)
56 #endif /* CONFIG_CGROUP_NET_CLASSID */
57 #endif /* _NET_CLS_CGROUP_H */