include/trace/events/tcp.h - linux/torvalds/linux - Git at Google

 /* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM tcp

 #if !defined(_TRACE_TCP_H) || defined(TRACE_HEADER_MULTI_READ)
 #define _TRACE_TCP_H

 #include <linux/ipv6.h>
 #include <linux/tcp.h>
 #include <linux/tracepoint.h>
 #include <net/ipv6.h>
 #include <net/tcp.h>
 #include <linux/sock_diag.h>
 #include <net/rstreason.h>

 /*
  * tcp event with arguments sk and skb
  *
  * Note: this class requires a valid sk pointer; while skb pointer could
  *       be NULL.
  */
 DECLARE_EVENT_CLASS(tcp_event_sk_skb,

 	TP_PROTO(const struct sock *sk, const struct sk_buff *skb),

 	TP_ARGS(sk, skb),

 	TP_STRUCT__entry(
 		__field(const void *, skbaddr)
 		__field(const void *, skaddr)
 		__field(int, state)
 		__field(__u16, sport)
 		__field(__u16, dport)
 		__field(__u16, family)
 		__array(__u8, saddr, 4)
 		__array(__u8, daddr, 4)
 		__array(__u8, saddr_v6, 16)
 		__array(__u8, daddr_v6, 16)
 	),

 	TP_fast_assign(
 		const struct inet_sock *inet = inet_sk(sk);
 		__be32 *p32;

 		__entry->skbaddr = skb;
 		__entry->skaddr = sk;
 		__entry->state = sk->sk_state;

 		__entry->sport = ntohs(inet->inet_sport);
 		__entry->dport = ntohs(inet->inet_dport);
 		__entry->family = sk->sk_family;

 		p32 = (__be32 *) __entry->saddr;
 		*p32 = inet->inet_saddr;

 		p32 = (__be32 *) __entry->daddr;
 		*p32 =  inet->inet_daddr;

 		TP_STORE_ADDRS(__entry, inet->inet_saddr, inet->inet_daddr,
 			      sk->sk_v6_rcv_saddr, sk->sk_v6_daddr);
 	),

 	TP_printk("skbaddr=%p skaddr=%p family=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c state=%s",
 		  __entry->skbaddr, __entry->skaddr,
 		  show_family_name(__entry->family),
 		  __entry->sport, __entry->dport, __entry->saddr, __entry->daddr,
 		  __entry->saddr_v6, __entry->daddr_v6,
 		  show_tcp_state_name(__entry->state))
 );

 DEFINE_EVENT(tcp_event_sk_skb, tcp_retransmit_skb,

 	TP_PROTO(const struct sock *sk, const struct sk_buff *skb),

 	TP_ARGS(sk, skb)
 );

 #undef FN
 #define FN(reason)	TRACE_DEFINE_ENUM(SK_RST_REASON_##reason);
 DEFINE_RST_REASON(FN, FN)

 #undef FN
 #undef FNe
 #define FN(reason)	{ SK_RST_REASON_##reason, #reason },
 #define FNe(reason)	{ SK_RST_REASON_##reason, #reason }

 /*
  * skb of trace_tcp_send_reset is the skb that caused RST. In case of
  * active reset, skb should be NULL
  */
 TRACE_EVENT(tcp_send_reset,

 	TP_PROTO(const struct sock *sk,
 		 const struct sk_buff *skb,
 		 const enum sk_rst_reason reason),

 	TP_ARGS(sk, skb, reason),

 	TP_STRUCT__entry(
 		__field(const void *, skbaddr)
 		__field(const void *, skaddr)
 		__field(int, state)
 		__field(enum sk_rst_reason, reason)
 		__array(__u8, saddr, sizeof(struct sockaddr_in6))
 		__array(__u8, daddr, sizeof(struct sockaddr_in6))
 	),

 	TP_fast_assign(
 		__entry->skbaddr = skb;
 		__entry->skaddr = sk;
 		/* Zero means unknown state. */
 		__entry->state = sk ? sk->sk_state : 0;

 		memset(__entry->saddr, 0, sizeof(struct sockaddr_in6));
 		memset(__entry->daddr, 0, sizeof(struct sockaddr_in6));

 		if (sk && sk_fullsock(sk)) {
 			const struct inet_sock *inet = inet_sk(sk);

 			TP_STORE_ADDR_PORTS(__entry, inet, sk);
 		} else if (skb) {
 			const struct tcphdr *th = (const struct tcphdr *)skb->data;
 			/*
 			 * We should reverse the 4-tuple of skb, so later
 			 * it can print the right flow direction of rst.
 			 */
 			TP_STORE_ADDR_PORTS_SKB(skb, th, entry->daddr, entry->saddr);
 		}
 		__entry->reason = reason;
 	),

 	TP_printk("skbaddr=%p skaddr=%p src=%pISpc dest=%pISpc state=%s reason=%s",
 		  __entry->skbaddr, __entry->skaddr,
 		  __entry->saddr, __entry->daddr,
 		  __entry->state ? show_tcp_state_name(__entry->state) : "UNKNOWN",
 		  __print_symbolic(__entry->reason, DEFINE_RST_REASON(FN, FNe)))
 );

 #undef FN
 #undef FNe

 /*
  * tcp event with arguments sk
  *
  * Note: this class requires a valid sk pointer.
  */
 DECLARE_EVENT_CLASS(tcp_event_sk,

 	TP_PROTO(struct sock *sk),

 	TP_ARGS(sk),

 	TP_STRUCT__entry(
 		__field(const void *, skaddr)
 		__field(__u16, sport)
 		__field(__u16, dport)
 		__field(__u16, family)
 		__array(__u8, saddr, 4)
 		__array(__u8, daddr, 4)
 		__array(__u8, saddr_v6, 16)
 		__array(__u8, daddr_v6, 16)
 		__field(__u64, sock_cookie)
 	),

 	TP_fast_assign(
 		struct inet_sock *inet = inet_sk(sk);
 		__be32 *p32;

 		__entry->skaddr = sk;

 		__entry->sport = ntohs(inet->inet_sport);
 		__entry->dport = ntohs(inet->inet_dport);
 		__entry->family = sk->sk_family;

 		p32 = (__be32 *) __entry->saddr;
 		*p32 = inet->inet_saddr;

 		p32 = (__be32 *) __entry->daddr;
 		*p32 =  inet->inet_daddr;

 		TP_STORE_ADDRS(__entry, inet->inet_saddr, inet->inet_daddr,
 			       sk->sk_v6_rcv_saddr, sk->sk_v6_daddr);

 		__entry->sock_cookie = sock_gen_cookie(sk);
 	),

 	TP_printk("family=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c sock_cookie=%llx",
 		  show_family_name(__entry->family),
 		  __entry->sport, __entry->dport,
 		  __entry->saddr, __entry->daddr,
 		  __entry->saddr_v6, __entry->daddr_v6,
 		  __entry->sock_cookie)
 );

 DEFINE_EVENT(tcp_event_sk, tcp_receive_reset,

 	TP_PROTO(struct sock *sk),

 	TP_ARGS(sk)
 );

 DEFINE_EVENT(tcp_event_sk, tcp_destroy_sock,

 	TP_PROTO(struct sock *sk),

 	TP_ARGS(sk)
 );

 DEFINE_EVENT(tcp_event_sk, tcp_rcv_space_adjust,

 	TP_PROTO(struct sock *sk),

 	TP_ARGS(sk)
 );

 TRACE_EVENT(tcp_retransmit_synack,

 	TP_PROTO(const struct sock *sk, const struct request_sock *req),

 	TP_ARGS(sk, req),

 	TP_STRUCT__entry(
 		__field(const void *, skaddr)
 		__field(const void *, req)
 		__field(__u16, sport)
 		__field(__u16, dport)
 		__field(__u16, family)
 		__array(__u8, saddr, 4)
 		__array(__u8, daddr, 4)
 		__array(__u8, saddr_v6, 16)
 		__array(__u8, daddr_v6, 16)
 	),

 	TP_fast_assign(
 		struct inet_request_sock *ireq = inet_rsk(req);
 		__be32 *p32;

 		__entry->skaddr = sk;
 		__entry->req = req;

 		__entry->sport = ireq->ir_num;
 		__entry->dport = ntohs(ireq->ir_rmt_port);
 		__entry->family = sk->sk_family;

 		p32 = (__be32 *) __entry->saddr;
 		*p32 = ireq->ir_loc_addr;

 		p32 = (__be32 *) __entry->daddr;
 		*p32 = ireq->ir_rmt_addr;

 		TP_STORE_ADDRS(__entry, ireq->ir_loc_addr, ireq->ir_rmt_addr,
 			      ireq->ir_v6_loc_addr, ireq->ir_v6_rmt_addr);
 	),

 	TP_printk("family=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c",
 		  show_family_name(__entry->family),
 		  __entry->sport, __entry->dport,
 		  __entry->saddr, __entry->daddr,
 		  __entry->saddr_v6, __entry->daddr_v6)
 );

 #include <trace/events/net_probe_common.h>

 TRACE_EVENT(tcp_probe,

 	TP_PROTO(struct sock *sk, struct sk_buff *skb),

 	TP_ARGS(sk, skb),

 	TP_STRUCT__entry(
 		/* sockaddr_in6 is always bigger than sockaddr_in */
 		__array(__u8, saddr, sizeof(struct sockaddr_in6))
 		__array(__u8, daddr, sizeof(struct sockaddr_in6))
 		__field(__u16, sport)
 		__field(__u16, dport)
 		__field(__u16, family)
 		__field(__u32, mark)
 		__field(__u16, data_len)
 		__field(__u32, snd_nxt)
 		__field(__u32, snd_una)
 		__field(__u32, snd_cwnd)
 		__field(__u32, ssthresh)
 		__field(__u32, snd_wnd)
 		__field(__u32, srtt)
 		__field(__u32, rcv_wnd)
 		__field(__u64, sock_cookie)
 		__field(const void *, skbaddr)
 		__field(const void *, skaddr)
 	),

 	TP_fast_assign(
 		const struct tcphdr *th = (const struct tcphdr *)skb->data;
 		const struct inet_sock *inet = inet_sk(sk);
 		const struct tcp_sock *tp = tcp_sk(sk);

 		memset(__entry->saddr, 0, sizeof(struct sockaddr_in6));
 		memset(__entry->daddr, 0, sizeof(struct sockaddr_in6));

 		TP_STORE_ADDR_PORTS(__entry, inet, sk);

 		/* For filtering use */
 		__entry->sport = ntohs(inet->inet_sport);
 		__entry->dport = ntohs(inet->inet_dport);
 		__entry->mark = skb->mark;
 		__entry->family = sk->sk_family;

 		__entry->data_len = skb->len - __tcp_hdrlen(th);
 		__entry->snd_nxt = tp->snd_nxt;
 		__entry->snd_una = tp->snd_una;
 		__entry->snd_cwnd = tcp_snd_cwnd(tp);
 		__entry->snd_wnd = tp->snd_wnd;
 		__entry->rcv_wnd = tp->rcv_wnd;
 		__entry->ssthresh = tcp_current_ssthresh(sk);
 		__entry->srtt = tp->srtt_us >> 3;
 		__entry->sock_cookie = sock_gen_cookie(sk);

 		__entry->skbaddr = skb;
 		__entry->skaddr = sk;
 	),

 	TP_printk("family=%s src=%pISpc dest=%pISpc mark=%#x data_len=%d snd_nxt=%#x snd_una=%#x snd_cwnd=%u ssthresh=%u snd_wnd=%u srtt=%u rcv_wnd=%u sock_cookie=%llx skbaddr=%p skaddr=%p",
 		  show_family_name(__entry->family),
 		  __entry->saddr, __entry->daddr, __entry->mark,
 		  __entry->data_len, __entry->snd_nxt, __entry->snd_una,
 		  __entry->snd_cwnd, __entry->ssthresh, __entry->snd_wnd,
 		  __entry->srtt, __entry->rcv_wnd, __entry->sock_cookie,
 		  __entry->skbaddr, __entry->skaddr)
 );

 /*
  * tcp event with only skb
  */
 DECLARE_EVENT_CLASS(tcp_event_skb,

 	TP_PROTO(const struct sk_buff *skb),

 	TP_ARGS(skb),

 	TP_STRUCT__entry(
 		__field(const void *, skbaddr)
 		__array(__u8, saddr, sizeof(struct sockaddr_in6))
 		__array(__u8, daddr, sizeof(struct sockaddr_in6))
 	),

 	TP_fast_assign(
 		const struct tcphdr *th = (const struct tcphdr *)skb->data;
 		__entry->skbaddr = skb;

 		memset(__entry->saddr, 0, sizeof(struct sockaddr_in6));
 		memset(__entry->daddr, 0, sizeof(struct sockaddr_in6));

 		TP_STORE_ADDR_PORTS_SKB(skb, th, __entry->saddr, __entry->daddr);
 	),

 	TP_printk("skbaddr=%p src=%pISpc dest=%pISpc",
 		  __entry->skbaddr, __entry->saddr, __entry->daddr)
 );

 DEFINE_EVENT(tcp_event_skb, tcp_bad_csum,

 	TP_PROTO(const struct sk_buff *skb),

 	TP_ARGS(skb)
 );

 TRACE_EVENT(tcp_cong_state_set,

 	TP_PROTO(struct sock *sk, const u8 ca_state),

 	TP_ARGS(sk, ca_state),

 	TP_STRUCT__entry(
 		__field(const void *, skaddr)
 		__field(__u16, sport)
 		__field(__u16, dport)
 		__field(__u16, family)
 		__array(__u8, saddr, 4)
 		__array(__u8, daddr, 4)
 		__array(__u8, saddr_v6, 16)
 		__array(__u8, daddr_v6, 16)
 		__field(__u8, cong_state)
 	),

 	TP_fast_assign(
 		struct inet_sock *inet = inet_sk(sk);
 		__be32 *p32;

 		__entry->skaddr = sk;

 		__entry->sport = ntohs(inet->inet_sport);
 		__entry->dport = ntohs(inet->inet_dport);
 		__entry->family = sk->sk_family;

 		p32 = (__be32 *) __entry->saddr;
 		*p32 = inet->inet_saddr;

 		p32 = (__be32 *) __entry->daddr;
 		*p32 =  inet->inet_daddr;

 		TP_STORE_ADDRS(__entry, inet->inet_saddr, inet->inet_daddr,
 			   sk->sk_v6_rcv_saddr, sk->sk_v6_daddr);

 		__entry->cong_state = ca_state;
 	),

 	TP_printk("family=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c cong_state=%u",
 		  show_family_name(__entry->family),
 		  __entry->sport, __entry->dport,
 		  __entry->saddr, __entry->daddr,
 		  __entry->saddr_v6, __entry->daddr_v6,
 		  __entry->cong_state)
 );

 #endif /* _TRACE_TCP_H */

 /* This part must be outside protection */
 #include <trace/define_trace.h>
	/* SPDX-License-Identifier: GPL-2.0 */
	#undef TRACE_SYSTEM
	#define TRACE_SYSTEM tcp

	#if !defined(_TRACE_TCP_H) \|\| defined(TRACE_HEADER_MULTI_READ)
	#define _TRACE_TCP_H

	#include <linux/ipv6.h>
	#include <linux/tcp.h>
	#include <linux/tracepoint.h>
	#include <net/ipv6.h>
	#include <net/tcp.h>
	#include <linux/sock_diag.h>
	#include <net/rstreason.h>

	/*
	* tcp event with arguments sk and skb
	*
	* Note: this class requires a valid sk pointer; while skb pointer could
	* be NULL.
	*/
	DECLARE_EVENT_CLASS(tcp_event_sk_skb,

	TP_PROTO(const struct sock sk, const struct sk_buff skb),

	TP_ARGS(sk, skb),

	TP_STRUCT__entry(
	__field(const void *, skbaddr)
	__field(const void *, skaddr)
	__field(int, state)
	__field(__u16, sport)
	__field(__u16, dport)
	__field(__u16, family)
	__array(__u8, saddr, 4)
	__array(__u8, daddr, 4)
	__array(__u8, saddr_v6, 16)
	__array(__u8, daddr_v6, 16)
	),

	TP_fast_assign(
	const struct inet_sock *inet = inet_sk(sk);
	__be32 *p32;

	__entry->skbaddr = skb;
	__entry->skaddr = sk;
	__entry->state = sk->sk_state;

	__entry->sport = ntohs(inet->inet_sport);
	__entry->dport = ntohs(inet->inet_dport);
	__entry->family = sk->sk_family;

	p32 = (__be32 *) __entry->saddr;
	*p32 = inet->inet_saddr;

	p32 = (__be32 *) __entry->daddr;
	*p32 = inet->inet_daddr;

	TP_STORE_ADDRS(__entry, inet->inet_saddr, inet->inet_daddr,
	sk->sk_v6_rcv_saddr, sk->sk_v6_daddr);
	),

	TP_printk("skbaddr=%p skaddr=%p family=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c state=%s",
	__entry->skbaddr, __entry->skaddr,
	show_family_name(__entry->family),
	__entry->sport, __entry->dport, __entry->saddr, __entry->daddr,
	__entry->saddr_v6, __entry->daddr_v6,
	show_tcp_state_name(__entry->state))
	);

	DEFINE_EVENT(tcp_event_sk_skb, tcp_retransmit_skb,

	TP_PROTO(const struct sock sk, const struct sk_buff skb),

	TP_ARGS(sk, skb)
	);

	#undef FN
	#define FN(reason) TRACE_DEFINE_ENUM(SK_RST_REASON_##reason);
	DEFINE_RST_REASON(FN, FN)

	#undef FN
	#undef FNe
	#define FN(reason) { SK_RST_REASON_##reason, #reason },
	#define FNe(reason) { SK_RST_REASON_##reason, #reason }

	/*
	* skb of trace_tcp_send_reset is the skb that caused RST. In case of
	* active reset, skb should be NULL
	*/
	TRACE_EVENT(tcp_send_reset,

	TP_PROTO(const struct sock *sk,
	const struct sk_buff *skb,
	const enum sk_rst_reason reason),

	TP_ARGS(sk, skb, reason),

	TP_STRUCT__entry(
	__field(const void *, skbaddr)
	__field(const void *, skaddr)
	__field(int, state)
	__field(enum sk_rst_reason, reason)
	__array(__u8, saddr, sizeof(struct sockaddr_in6))
	__array(__u8, daddr, sizeof(struct sockaddr_in6))
	),

	TP_fast_assign(
	__entry->skbaddr = skb;
	__entry->skaddr = sk;
	/* Zero means unknown state. */
	__entry->state = sk ? sk->sk_state : 0;

	memset(__entry->saddr, 0, sizeof(struct sockaddr_in6));
	memset(__entry->daddr, 0, sizeof(struct sockaddr_in6));

	if (sk && sk_fullsock(sk)) {
	const struct inet_sock *inet = inet_sk(sk);

	TP_STORE_ADDR_PORTS(__entry, inet, sk);
	} else if (skb) {
	const struct tcphdr th = (const struct tcphdr )skb->data;
	/*
	* We should reverse the 4-tuple of skb, so later
	* it can print the right flow direction of rst.
	*/
	TP_STORE_ADDR_PORTS_SKB(skb, th, entry->daddr, entry->saddr);
	}
	__entry->reason = reason;
	),

	TP_printk("skbaddr=%p skaddr=%p src=%pISpc dest=%pISpc state=%s reason=%s",
	__entry->skbaddr, __entry->skaddr,
	__entry->saddr, __entry->daddr,
	__entry->state ? show_tcp_state_name(__entry->state) : "UNKNOWN",
	__print_symbolic(__entry->reason, DEFINE_RST_REASON(FN, FNe)))
	);

	#undef FN
	#undef FNe

	/*
	* tcp event with arguments sk
	*
	* Note: this class requires a valid sk pointer.
	*/
	DECLARE_EVENT_CLASS(tcp_event_sk,

	TP_PROTO(struct sock *sk),

	TP_ARGS(sk),

	TP_STRUCT__entry(
	__field(const void *, skaddr)
	__field(__u16, sport)
	__field(__u16, dport)
	__field(__u16, family)
	__array(__u8, saddr, 4)
	__array(__u8, daddr, 4)
	__array(__u8, saddr_v6, 16)
	__array(__u8, daddr_v6, 16)
	__field(__u64, sock_cookie)
	),

	TP_fast_assign(
	struct inet_sock *inet = inet_sk(sk);
	__be32 *p32;

	__entry->skaddr = sk;

	__entry->sport = ntohs(inet->inet_sport);
	__entry->dport = ntohs(inet->inet_dport);
	__entry->family = sk->sk_family;

	p32 = (__be32 *) __entry->saddr;
	*p32 = inet->inet_saddr;

	p32 = (__be32 *) __entry->daddr;
	*p32 = inet->inet_daddr;

	TP_STORE_ADDRS(__entry, inet->inet_saddr, inet->inet_daddr,
	sk->sk_v6_rcv_saddr, sk->sk_v6_daddr);

	__entry->sock_cookie = sock_gen_cookie(sk);
	),

	TP_printk("family=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c sock_cookie=%llx",
	show_family_name(__entry->family),
	__entry->sport, __entry->dport,
	__entry->saddr, __entry->daddr,
	__entry->saddr_v6, __entry->daddr_v6,
	__entry->sock_cookie)
	);

	DEFINE_EVENT(tcp_event_sk, tcp_receive_reset,

	TP_PROTO(struct sock *sk),

	TP_ARGS(sk)
	);

	DEFINE_EVENT(tcp_event_sk, tcp_destroy_sock,

	TP_PROTO(struct sock *sk),

	TP_ARGS(sk)
	);

	DEFINE_EVENT(tcp_event_sk, tcp_rcv_space_adjust,

	TP_PROTO(struct sock *sk),

	TP_ARGS(sk)
	);

	TRACE_EVENT(tcp_retransmit_synack,

	TP_PROTO(const struct sock sk, const struct request_sock req),

	TP_ARGS(sk, req),

	TP_STRUCT__entry(
	__field(const void *, skaddr)
	__field(const void *, req)
	__field(__u16, sport)
	__field(__u16, dport)
	__field(__u16, family)
	__array(__u8, saddr, 4)
	__array(__u8, daddr, 4)
	__array(__u8, saddr_v6, 16)
	__array(__u8, daddr_v6, 16)
	),

	TP_fast_assign(
	struct inet_request_sock *ireq = inet_rsk(req);
	__be32 *p32;

	__entry->skaddr = sk;
	__entry->req = req;

	__entry->sport = ireq->ir_num;
	__entry->dport = ntohs(ireq->ir_rmt_port);
	__entry->family = sk->sk_family;

	p32 = (__be32 *) __entry->saddr;
	*p32 = ireq->ir_loc_addr;

	p32 = (__be32 *) __entry->daddr;
	*p32 = ireq->ir_rmt_addr;

	TP_STORE_ADDRS(__entry, ireq->ir_loc_addr, ireq->ir_rmt_addr,
	ireq->ir_v6_loc_addr, ireq->ir_v6_rmt_addr);
	),

	TP_printk("family=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c",
	show_family_name(__entry->family),
	__entry->sport, __entry->dport,
	__entry->saddr, __entry->daddr,
	__entry->saddr_v6, __entry->daddr_v6)
	);

	#include <trace/events/net_probe_common.h>

	TRACE_EVENT(tcp_probe,

	TP_PROTO(struct sock sk, struct sk_buff skb),

	TP_ARGS(sk, skb),

	TP_STRUCT__entry(
	/* sockaddr_in6 is always bigger than sockaddr_in */
	__array(__u8, saddr, sizeof(struct sockaddr_in6))
	__array(__u8, daddr, sizeof(struct sockaddr_in6))
	__field(__u16, sport)
	__field(__u16, dport)
	__field(__u16, family)
	__field(__u32, mark)
	__field(__u16, data_len)
	__field(__u32, snd_nxt)
	__field(__u32, snd_una)
	__field(__u32, snd_cwnd)
	__field(__u32, ssthresh)
	__field(__u32, snd_wnd)
	__field(__u32, srtt)
	__field(__u32, rcv_wnd)
	__field(__u64, sock_cookie)
	__field(const void *, skbaddr)
	__field(const void *, skaddr)
	),

	TP_fast_assign(
	const struct tcphdr th = (const struct tcphdr )skb->data;
	const struct inet_sock *inet = inet_sk(sk);
	const struct tcp_sock *tp = tcp_sk(sk);

	memset(__entry->saddr, 0, sizeof(struct sockaddr_in6));
	memset(__entry->daddr, 0, sizeof(struct sockaddr_in6));

	TP_STORE_ADDR_PORTS(__entry, inet, sk);

	/* For filtering use */
	__entry->sport = ntohs(inet->inet_sport);
	__entry->dport = ntohs(inet->inet_dport);
	__entry->mark = skb->mark;
	__entry->family = sk->sk_family;

	__entry->data_len = skb->len - __tcp_hdrlen(th);
	__entry->snd_nxt = tp->snd_nxt;
	__entry->snd_una = tp->snd_una;
	__entry->snd_cwnd = tcp_snd_cwnd(tp);
	__entry->snd_wnd = tp->snd_wnd;
	__entry->rcv_wnd = tp->rcv_wnd;
	__entry->ssthresh = tcp_current_ssthresh(sk);
	__entry->srtt = tp->srtt_us >> 3;
	__entry->sock_cookie = sock_gen_cookie(sk);

	__entry->skbaddr = skb;
	__entry->skaddr = sk;
	),

	TP_printk("family=%s src=%pISpc dest=%pISpc mark=%#x data_len=%d snd_nxt=%#x snd_una=%#x snd_cwnd=%u ssthresh=%u snd_wnd=%u srtt=%u rcv_wnd=%u sock_cookie=%llx skbaddr=%p skaddr=%p",
	show_family_name(__entry->family),
	__entry->saddr, __entry->daddr, __entry->mark,
	__entry->data_len, __entry->snd_nxt, __entry->snd_una,
	__entry->snd_cwnd, __entry->ssthresh, __entry->snd_wnd,
	__entry->srtt, __entry->rcv_wnd, __entry->sock_cookie,
	__entry->skbaddr, __entry->skaddr)
	);

	/*
	* tcp event with only skb
	*/
	DECLARE_EVENT_CLASS(tcp_event_skb,

	TP_PROTO(const struct sk_buff *skb),

	TP_ARGS(skb),

	TP_STRUCT__entry(
	__field(const void *, skbaddr)
	__array(__u8, saddr, sizeof(struct sockaddr_in6))
	__array(__u8, daddr, sizeof(struct sockaddr_in6))
	),

	TP_fast_assign(
	const struct tcphdr th = (const struct tcphdr )skb->data;
	__entry->skbaddr = skb;

	memset(__entry->saddr, 0, sizeof(struct sockaddr_in6));
	memset(__entry->daddr, 0, sizeof(struct sockaddr_in6));

	TP_STORE_ADDR_PORTS_SKB(skb, th, __entry->saddr, __entry->daddr);
	),

	TP_printk("skbaddr=%p src=%pISpc dest=%pISpc",
	__entry->skbaddr, __entry->saddr, __entry->daddr)
	);

	DEFINE_EVENT(tcp_event_skb, tcp_bad_csum,

	TP_PROTO(const struct sk_buff *skb),

	TP_ARGS(skb)
	);

	TRACE_EVENT(tcp_cong_state_set,

	TP_PROTO(struct sock *sk, const u8 ca_state),

	TP_ARGS(sk, ca_state),

	TP_STRUCT__entry(
	__field(const void *, skaddr)
	__field(__u16, sport)
	__field(__u16, dport)
	__field(__u16, family)
	__array(__u8, saddr, 4)
	__array(__u8, daddr, 4)
	__array(__u8, saddr_v6, 16)
	__array(__u8, daddr_v6, 16)
	__field(__u8, cong_state)
	),

	TP_fast_assign(
	struct inet_sock *inet = inet_sk(sk);
	__be32 *p32;

	__entry->skaddr = sk;

	__entry->sport = ntohs(inet->inet_sport);
	__entry->dport = ntohs(inet->inet_dport);
	__entry->family = sk->sk_family;

	p32 = (__be32 *) __entry->saddr;
	*p32 = inet->inet_saddr;

	p32 = (__be32 *) __entry->daddr;
	*p32 = inet->inet_daddr;

	TP_STORE_ADDRS(__entry, inet->inet_saddr, inet->inet_daddr,
	sk->sk_v6_rcv_saddr, sk->sk_v6_daddr);

	__entry->cong_state = ca_state;
	),

	TP_printk("family=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c cong_state=%u",
	show_family_name(__entry->family),
	__entry->sport, __entry->dport,
	__entry->saddr, __entry->daddr,
	__entry->saddr_v6, __entry->daddr_v6,
	__entry->cong_state)
	);

	#endif /* _TRACE_TCP_H */

	/* This part must be outside protection */
	#include <trace/define_trace.h>