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Linux kernel mirror (for testing)
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1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Copyright (c) 2008, Intel Corporation.
4 *
5 * Author: Alexander Duyck <alexander.h.duyck@intel.com>
6 */
7
8#ifndef __NET_TC_SKBEDIT_H
9#define __NET_TC_SKBEDIT_H
10
11#include <net/act_api.h>
12#include <linux/tc_act/tc_skbedit.h>
13
14struct tcf_skbedit_params {
15 u32 flags;
16 u32 priority;
17 u32 mark;
18 u32 mask;
19 u16 queue_mapping;
20 u16 ptype;
21 struct rcu_head rcu;
22};
23
24struct tcf_skbedit {
25 struct tc_action common;
26 struct tcf_skbedit_params __rcu *params;
27};
28#define to_skbedit(a) ((struct tcf_skbedit *)a)
29
30/* Return true iff action is mark */
31static inline bool is_tcf_skbedit_mark(const struct tc_action *a)
32{
33#ifdef CONFIG_NET_CLS_ACT
34 u32 flags;
35
36 if (a->ops && a->ops->id == TCA_ID_SKBEDIT) {
37 rcu_read_lock();
38 flags = rcu_dereference(to_skbedit(a)->params)->flags;
39 rcu_read_unlock();
40 return flags == SKBEDIT_F_MARK;
41 }
42#endif
43 return false;
44}
45
46static inline u32 tcf_skbedit_mark(const struct tc_action *a)
47{
48 u32 mark;
49
50 rcu_read_lock();
51 mark = rcu_dereference(to_skbedit(a)->params)->mark;
52 rcu_read_unlock();
53
54 return mark;
55}
56
57#endif /* __NET_TC_SKBEDIT_H */