mfd: wm8350-i2c: Make sure the i2c regmap functions are compiled
[linux/fpc-iii.git] / include / net / cls_cgroup.h
blob33d03b648646ce04114c73c65853a0b19b548fa4
1 /*
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)
9 * any later version.
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>
20 #if IS_ENABLED(CONFIG_NET_CLS_CGROUP)
21 struct cgroup_cls_state
23 struct cgroup_subsys_state css;
24 u32 classid;
27 void sock_update_classid(struct sock *sk);
29 #if IS_BUILTIN(CONFIG_NET_CLS_CGROUP)
30 static inline u32 task_cls_classid(struct task_struct *p)
32 u32 classid;
34 if (in_interrupt())
35 return 0;
37 rcu_read_lock();
38 classid = container_of(task_css(p, net_cls_subsys_id),
39 struct cgroup_cls_state, css)->classid;
40 rcu_read_unlock();
42 return classid;
44 #elif IS_MODULE(CONFIG_NET_CLS_CGROUP)
45 static inline u32 task_cls_classid(struct task_struct *p)
47 struct cgroup_subsys_state *css;
48 u32 classid = 0;
50 if (in_interrupt())
51 return 0;
53 rcu_read_lock();
54 css = task_css(p, net_cls_subsys_id);
55 if (css)
56 classid = container_of(css,
57 struct cgroup_cls_state, css)->classid;
58 rcu_read_unlock();
60 return classid;
62 #endif
63 #else /* !CGROUP_NET_CLS_CGROUP */
64 static inline void sock_update_classid(struct sock *sk)
68 static inline u32 task_cls_classid(struct task_struct *p)
70 return 0;
72 #endif /* CGROUP_NET_CLS_CGROUP */
73 #endif /* _NET_CLS_CGROUP_H */