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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_TC_POLICE_H
#define __NET_TC_POLICE_H
#include <net/act_api.h>
struct tcf_police_params {
int tcfp_result;
u32 tcfp_ewma_rate;
s64 tcfp_burst;
u32 tcfp_mtu;
s64 tcfp_mtu_ptoks;
struct psched_ratecfg rate;
bool rate_present;
struct psched_ratecfg peak;
bool peak_present;
struct rcu_head rcu;
};
struct tcf_police {
struct tc_action common;
struct tcf_police_params __rcu *params;
spinlock_t tcfp_lock ____cacheline_aligned_in_smp;
s64 tcfp_toks;
s64 tcfp_ptoks;
s64 tcfp_t_c;
};
#define to_police(pc) ((struct tcf_police *)pc)
/* old policer structure from before tc actions */
struct tc_police_compat {
u32 index;
int action;
u32 limit;
u32 burst;
u32 mtu;
struct tc_ratespec rate;
struct tc_ratespec peakrate;
};
static inline bool is_tcf_police(const struct tc_action *act)
{
#ifdef CONFIG_NET_CLS_ACT
if (act->ops && act->ops->id == TCA_ID_POLICE)
return true;
#endif
return false;
}
static inline u64 tcf_police_rate_bytes_ps(const struct tc_action *act)
{
struct tcf_police *police = to_police(act);
struct tcf_police_params *params;
params = rcu_dereference_bh_rtnl(police->params);
return params->rate.rate_bytes_ps;
}
static inline s64 tcf_police_tcfp_burst(const struct tc_action *act)
{
struct tcf_police *police = to_police(act);
struct tcf_police_params *params;
params = rcu_dereference_bh_rtnl(police->params);
return params->tcfp_burst;
}
#endif /* __NET_TC_POLICE_H */
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