cls_cgroup.h (75bf465f0bc33e9b776a46d6a1b9b990f5fb7c37) cls_cgroup.h (5a52ae4e32a61ad06ef67f0b3123adbdbac4fb83)
1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * cls_cgroup.h Control Group Classifier
4 *
5 * Authors: Thomas Graf <tgraf@suug.ch>
6 */
7
8#ifndef _NET_CLS_CGROUP_H

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40static inline void sock_update_classid(struct sock_cgroup_data *skcd)
41{
42 u32 classid;
43
44 classid = task_cls_classid(current);
45 sock_cgroup_set_classid(skcd, classid);
46}
47
1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * cls_cgroup.h Control Group Classifier
4 *
5 * Authors: Thomas Graf <tgraf@suug.ch>
6 */
7
8#ifndef _NET_CLS_CGROUP_H

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40static inline void sock_update_classid(struct sock_cgroup_data *skcd)
41{
42 u32 classid;
43
44 classid = task_cls_classid(current);
45 sock_cgroup_set_classid(skcd, classid);
46}
47
48static inline u32 __task_get_classid(struct task_struct *task)
49{
50 return task_cls_state(task)->classid;
51}
52
48static inline u32 task_get_classid(const struct sk_buff *skb)
49{
53static inline u32 task_get_classid(const struct sk_buff *skb)
54{
50 u32 classid = task_cls_state(current)->classid;
55 u32 classid = __task_get_classid(current);
51
52 /* Due to the nature of the classifier it is required to ignore all
53 * packets originating from softirq context as accessing `current'
54 * would lead to false results.
55 *
56 * This test assumes that all callers of dev_queue_xmit() explicitly
57 * disable bh. Knowing this, it is possible to detect softirq based
58 * calls by looking at the number of nested bh disable calls because

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57 /* Due to the nature of the classifier it is required to ignore all
58 * packets originating from softirq context as accessing `current'
59 * would lead to false results.
60 *
61 * This test assumes that all callers of dev_queue_xmit() explicitly
62 * disable bh. Knowing this, it is possible to detect softirq based
63 * calls by looking at the number of nested bh disable calls because

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