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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#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
Eric Dumazetfd2c3ef2009-11-03 03:26:03 +00009struct gnet_dump {
Linus Torvalds1da177e2005-04-16 15:20:36 -070010 spinlock_t * lock;
11 struct sk_buff * skb;
Patrick McHardy1e904742008-01-22 22:11:17 -080012 struct nlattr * tail;
Linus Torvalds1da177e2005-04-16 15:20:36 -070013
Lucas De Marchi25985ed2011-03-30 22:57:33 -030014 /* Backward compatibility */
Linus Torvalds1da177e2005-04-16 15:20:36 -070015 int compat_tc_stats;
16 int compat_xstats;
17 void * xstats;
18 int xstats_len;
19 struct tc_stats tc_stats;
20};
21
22extern int gnet_stats_start_copy(struct sk_buff *skb, int type,
23 spinlock_t *lock, struct gnet_dump *d);
24
25extern int gnet_stats_start_copy_compat(struct sk_buff *skb, int type,
26 int tc_stats_type,int xstats_type,
27 spinlock_t *lock, struct gnet_dump *d);
28
29extern int gnet_stats_copy_basic(struct gnet_dump *d,
Eric Dumazetc1a8f1f2009-08-16 09:36:49 +000030 struct gnet_stats_basic_packed *b);
Linus Torvalds1da177e2005-04-16 15:20:36 -070031extern int gnet_stats_copy_rate_est(struct gnet_dump *d,
Eric Dumazetd250a5f2009-10-02 10:32:18 +000032 const struct gnet_stats_basic_packed *b,
Eric Dumazet45203a32013-06-06 08:43:22 -070033 struct gnet_stats_rate_est64 *r);
Linus Torvalds1da177e2005-04-16 15:20:36 -070034extern int gnet_stats_copy_queue(struct gnet_dump *d,
35 struct gnet_stats_queue *q);
36extern int gnet_stats_copy_app(struct gnet_dump *d, void *st, int len);
37
38extern int gnet_stats_finish_copy(struct gnet_dump *d);
39
Eric Dumazetc1a8f1f2009-08-16 09:36:49 +000040extern int gen_new_estimator(struct gnet_stats_basic_packed *bstats,
Eric Dumazet45203a32013-06-06 08:43:22 -070041 struct gnet_stats_rate_est64 *rate_est,
Patrick McHardy1e904742008-01-22 22:11:17 -080042 spinlock_t *stats_lock, struct nlattr *opt);
Eric Dumazetc1a8f1f2009-08-16 09:36:49 +000043extern void gen_kill_estimator(struct gnet_stats_basic_packed *bstats,
Eric Dumazet45203a32013-06-06 08:43:22 -070044 struct gnet_stats_rate_est64 *rate_est);
Eric Dumazetc1a8f1f2009-08-16 09:36:49 +000045extern int gen_replace_estimator(struct gnet_stats_basic_packed *bstats,
Eric Dumazet45203a32013-06-06 08:43:22 -070046 struct gnet_stats_rate_est64 *rate_est,
Patrick McHardy1e904742008-01-22 22:11:17 -080047 spinlock_t *stats_lock, struct nlattr *opt);
Eric Dumazetc1a8f1f2009-08-16 09:36:49 +000048extern bool gen_estimator_active(const struct gnet_stats_basic_packed *bstats,
Eric Dumazet45203a32013-06-06 08:43:22 -070049 const struct gnet_stats_rate_est64 *rate_est);
Linus Torvalds1da177e2005-04-16 15:20:36 -070050#endif