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Linux kernel mirror (for testing)
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1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __NET_TC_CSUM_H
3#define __NET_TC_CSUM_H
4
5#include <linux/types.h>
6#include <net/act_api.h>
7#include <linux/tc_act/tc_csum.h>
8
9struct tcf_csum_params {
10 int action;
11 u32 update_flags;
12 struct rcu_head rcu;
13};
14
15struct tcf_csum {
16 struct tc_action common;
17
18 struct tcf_csum_params __rcu *params;
19};
20#define to_tcf_csum(a) ((struct tcf_csum *)a)
21
22static inline bool is_tcf_csum(const struct tc_action *a)
23{
24#ifdef CONFIG_NET_CLS_ACT
25 if (a->ops && a->ops->type == TCA_ACT_CSUM)
26 return true;
27#endif
28 return false;
29}
30
31static inline u32 tcf_csum_update_flags(const struct tc_action *a)
32{
33 u32 update_flags;
34
35 rcu_read_lock();
36 update_flags = rcu_dereference(to_tcf_csum(a)->params)->update_flags;
37 rcu_read_unlock();
38
39 return update_flags;
40}
41
42#endif /* __NET_TC_CSUM_H */