1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef __NET_TC_SAMPLE_H 3 #define __NET_TC_SAMPLE_H 4 5 #include <net/act_api.h> 6 #include <linux/tc_act/tc_sample.h> 7 #include <net/psample.h> 8 9 struct tcf_sample { 10 struct tc_action common; 11 u32 rate; 12 bool truncate; 13 u32 trunc_size; 14 struct psample_group __rcu *psample_group; 15 u32 psample_group_num; 16 struct list_head tcfm_list; 17 }; 18 #define to_sample(a) ((struct tcf_sample *)a) 19 20 static inline bool is_tcf_sample(const struct tc_action *a) 21 { 22 #ifdef CONFIG_NET_CLS_ACT 23 return a->ops && a->ops->id == TCA_ID_SAMPLE; 24 #else 25 return false; 26 #endif 27 } 28 29 static inline __u32 tcf_sample_rate(const struct tc_action *a) 30 { 31 return to_sample(a)->rate; 32 } 33 34 static inline bool tcf_sample_truncate(const struct tc_action *a) 35 { 36 return to_sample(a)->truncate; 37 } 38 39 static inline int tcf_sample_trunc_size(const struct tc_action *a) 40 { 41 return to_sample(a)->trunc_size; 42 } 43 44 static inline struct psample_group * 45 tcf_sample_psample_group(const struct tc_action *a) 46 { 47 return rcu_dereference(to_sample(a)->psample_group); 48 } 49 50 #endif /* __NET_TC_SAMPLE_H */ 51