1 #ifndef __NET_GEN_STATS_H 2 #define __NET_GEN_STATS_H 3 4 #include <linux/gen_stats.h> 5 #include <linux/socket.h> 6 #include <linux/rtnetlink.h> 7 #include <linux/pkt_sched.h> 8 9 struct gnet_stats_basic_cpu { 10 struct gnet_stats_basic_packed bstats; 11 struct u64_stats_sync syncp; 12 }; 13 14 struct gnet_dump { 15 spinlock_t * lock; 16 struct sk_buff * skb; 17 struct nlattr * tail; 18 19 /* Backward compatibility */ 20 int compat_tc_stats; 21 int compat_xstats; 22 int padattr; 23 void * xstats; 24 int xstats_len; 25 struct tc_stats tc_stats; 26 }; 27 28 int gnet_stats_start_copy(struct sk_buff *skb, int type, spinlock_t *lock, 29 struct gnet_dump *d, int padattr); 30 31 int gnet_stats_start_copy_compat(struct sk_buff *skb, int type, 32 int tc_stats_type, int xstats_type, 33 spinlock_t *lock, struct gnet_dump *d, 34 int padattr); 35 36 int gnet_stats_copy_basic(const seqcount_t *running, 37 struct gnet_dump *d, 38 struct gnet_stats_basic_cpu __percpu *cpu, 39 struct gnet_stats_basic_packed *b); 40 void __gnet_stats_copy_basic(const seqcount_t *running, 41 struct gnet_stats_basic_packed *bstats, 42 struct gnet_stats_basic_cpu __percpu *cpu, 43 struct gnet_stats_basic_packed *b); 44 int gnet_stats_copy_rate_est(struct gnet_dump *d, 45 const struct gnet_stats_basic_packed *b, 46 struct gnet_stats_rate_est64 *r); 47 int gnet_stats_copy_queue(struct gnet_dump *d, 48 struct gnet_stats_queue __percpu *cpu_q, 49 struct gnet_stats_queue *q, __u32 qlen); 50 int gnet_stats_copy_app(struct gnet_dump *d, void *st, int len); 51 52 int gnet_stats_finish_copy(struct gnet_dump *d); 53 54 int gen_new_estimator(struct gnet_stats_basic_packed *bstats, 55 struct gnet_stats_basic_cpu __percpu *cpu_bstats, 56 struct gnet_stats_rate_est64 *rate_est, 57 spinlock_t *stats_lock, 58 seqcount_t *running, struct nlattr *opt); 59 void gen_kill_estimator(struct gnet_stats_basic_packed *bstats, 60 struct gnet_stats_rate_est64 *rate_est); 61 int gen_replace_estimator(struct gnet_stats_basic_packed *bstats, 62 struct gnet_stats_basic_cpu __percpu *cpu_bstats, 63 struct gnet_stats_rate_est64 *rate_est, 64 spinlock_t *stats_lock, 65 seqcount_t *running, struct nlattr *opt); 66 bool gen_estimator_active(const struct gnet_stats_basic_packed *bstats, 67 const struct gnet_stats_rate_est64 *rate_est); 68 #endif 69