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linux/include/trace/events/tcp.h
Philo Lu edd3f6f758 tcp: Use skb__nullable in trace_tcp_send_reset 
Replace skb with skb__nullable as the argument name. The suffix tells
bpf verifier through btf that the arg could be NULL and should be
checked in tp_btf prog.

For now, this is the only nullable argument in tcp tracepoints.

Signed-off-by: Philo Lu <lulie@linux.alibaba.com>
Acked-by: Jakub Kicinski <kuba@kernel.org>
Link: https://lore.kernel.org/r/20240911033719.91468-4-lulie@linux.alibaba.com
Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>
2024-09-11 08:56:42 -07:00

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/* 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__nullable,
const enum sk_rst_reason reason),
TP_ARGS(sk, skb__nullable, 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__nullable;
__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__nullable) {
const struct tcphdr *th = (const struct tcphdr *)skb__nullable->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__nullable, 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)
);
DECLARE_EVENT_CLASS(tcp_hash_event,
TP_PROTO(const struct sock *sk, const struct sk_buff *skb),
TP_ARGS(sk, skb),
TP_STRUCT__entry(
__field(__u64, net_cookie)
__field(const void *, skbaddr)
__field(const void *, skaddr)
__field(int, state)
/* sockaddr_in6 is always bigger than sockaddr_in */
__array(__u8, saddr, sizeof(struct sockaddr_in6))
__array(__u8, daddr, sizeof(struct sockaddr_in6))
__field(int, l3index)
__field(__u16, sport)
__field(__u16, dport)
__field(__u16, family)
__field(bool, fin)
__field(bool, syn)
__field(bool, rst)
__field(bool, psh)
__field(bool, ack)
),
TP_fast_assign(
const struct tcphdr *th = (const struct tcphdr *)skb->data;
__entry->net_cookie = sock_net(sk)->net_cookie;
__entry->skbaddr = skb;
__entry->skaddr = sk;
__entry->state = sk->sk_state;
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);
__entry->l3index = inet_sdif(skb) ? inet_iif(skb) : 0;
/* For filtering use */
__entry->sport = ntohs(th->source);
__entry->dport = ntohs(th->dest);
__entry->family = sk->sk_family;
__entry->fin = th->fin;
__entry->syn = th->syn;
__entry->rst = th->rst;
__entry->psh = th->psh;
__entry->ack = th->ack;
),
TP_printk("net=%llu state=%s family=%s src=%pISpc dest=%pISpc L3index=%d [%c%c%c%c%c]",
__entry->net_cookie,
show_tcp_state_name(__entry->state),
show_family_name(__entry->family),
__entry->saddr, __entry->daddr,
__entry->l3index,
__entry->fin ? 'F' : ' ',
__entry->syn ? 'S' : ' ',
__entry->rst ? 'R' : ' ',
__entry->psh ? 'P' : ' ',
__entry->ack ? '.' : ' ')
);
DEFINE_EVENT(tcp_hash_event, tcp_hash_bad_header,
TP_PROTO(const struct sock *sk, const struct sk_buff *skb),
TP_ARGS(sk, skb)
);
DEFINE_EVENT(tcp_hash_event, tcp_hash_md5_required,
TP_PROTO(const struct sock *sk, const struct sk_buff *skb),
TP_ARGS(sk, skb)
);
DEFINE_EVENT(tcp_hash_event, tcp_hash_md5_unexpected,
TP_PROTO(const struct sock *sk, const struct sk_buff *skb),
TP_ARGS(sk, skb)
);
DEFINE_EVENT(tcp_hash_event, tcp_hash_md5_mismatch,
TP_PROTO(const struct sock *sk, const struct sk_buff *skb),
TP_ARGS(sk, skb)
);
DEFINE_EVENT(tcp_hash_event, tcp_hash_ao_required,
TP_PROTO(const struct sock *sk, const struct sk_buff *skb),
TP_ARGS(sk, skb)
);
DECLARE_EVENT_CLASS(tcp_ao_event,
TP_PROTO(const struct sock *sk, const struct sk_buff *skb,
const __u8 keyid, const __u8 rnext, const __u8 maclen),
TP_ARGS(sk, skb, keyid, rnext, maclen),
TP_STRUCT__entry(
__field(__u64, net_cookie)
__field(const void *, skbaddr)
__field(const void *, skaddr)
__field(int, state)
/* sockaddr_in6 is always bigger than sockaddr_in */
__array(__u8, saddr, sizeof(struct sockaddr_in6))
__array(__u8, daddr, sizeof(struct sockaddr_in6))
__field(int, l3index)
__field(__u16, sport)
__field(__u16, dport)
__field(__u16, family)
__field(bool, fin)
__field(bool, syn)
__field(bool, rst)
__field(bool, psh)
__field(bool, ack)
__field(__u8, keyid)
__field(__u8, rnext)
__field(__u8, maclen)
),
TP_fast_assign(
const struct tcphdr *th = (const struct tcphdr *)skb->data;
__entry->net_cookie = sock_net(sk)->net_cookie;
__entry->skbaddr = skb;
__entry->skaddr = sk;
__entry->state = sk->sk_state;
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);
__entry->l3index = inet_sdif(skb) ? inet_iif(skb) : 0;
/* For filtering use */
__entry->sport = ntohs(th->source);
__entry->dport = ntohs(th->dest);
__entry->family = sk->sk_family;
__entry->fin = th->fin;
__entry->syn = th->syn;
__entry->rst = th->rst;
__entry->psh = th->psh;
__entry->ack = th->ack;
__entry->keyid = keyid;
__entry->rnext = rnext;
__entry->maclen = maclen;
),
TP_printk("net=%llu state=%s family=%s src=%pISpc dest=%pISpc L3index=%d [%c%c%c%c%c] keyid=%u rnext=%u maclen=%u",
__entry->net_cookie,
show_tcp_state_name(__entry->state),
show_family_name(__entry->family),
__entry->saddr, __entry->daddr,
__entry->l3index,
__entry->fin ? 'F' : ' ',
__entry->syn ? 'S' : ' ',
__entry->rst ? 'R' : ' ',
__entry->psh ? 'P' : ' ',
__entry->ack ? '.' : ' ',
__entry->keyid, __entry->rnext, __entry->maclen)
);
DEFINE_EVENT(tcp_ao_event, tcp_ao_handshake_failure,
TP_PROTO(const struct sock *sk, const struct sk_buff *skb,
const __u8 keyid, const __u8 rnext, const __u8 maclen),
TP_ARGS(sk, skb, keyid, rnext, maclen)
);
DEFINE_EVENT(tcp_ao_event, tcp_ao_wrong_maclen,
TP_PROTO(const struct sock *sk, const struct sk_buff *skb,
const __u8 keyid, const __u8 rnext, const __u8 maclen),
TP_ARGS(sk, skb, keyid, rnext, maclen)
);
DEFINE_EVENT(tcp_ao_event, tcp_ao_mismatch,
TP_PROTO(const struct sock *sk, const struct sk_buff *skb,
const __u8 keyid, const __u8 rnext, const __u8 maclen),
TP_ARGS(sk, skb, keyid, rnext, maclen)
);
DEFINE_EVENT(tcp_ao_event, tcp_ao_key_not_found,
TP_PROTO(const struct sock *sk, const struct sk_buff *skb,
const __u8 keyid, const __u8 rnext, const __u8 maclen),
TP_ARGS(sk, skb, keyid, rnext, maclen)
);
DEFINE_EVENT(tcp_ao_event, tcp_ao_rnext_request,
TP_PROTO(const struct sock *sk, const struct sk_buff *skb,
const __u8 keyid, const __u8 rnext, const __u8 maclen),
TP_ARGS(sk, skb, keyid, rnext, maclen)
);
DECLARE_EVENT_CLASS(tcp_ao_event_sk,
TP_PROTO(const struct sock *sk, const __u8 keyid, const __u8 rnext),
TP_ARGS(sk, keyid, rnext),
TP_STRUCT__entry(
__field(__u64, net_cookie)
__field(const void *, skaddr)
__field(int, state)
/* 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(__u8, keyid)
__field(__u8, rnext)
),
TP_fast_assign(
const struct inet_sock *inet = inet_sk(sk);
__entry->net_cookie = sock_net(sk)->net_cookie;
__entry->skaddr = sk;
__entry->state = sk->sk_state;
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->family = sk->sk_family;
__entry->keyid = keyid;
__entry->rnext = rnext;
),
TP_printk("net=%llu state=%s family=%s src=%pISpc dest=%pISpc keyid=%u rnext=%u",
__entry->net_cookie,
show_tcp_state_name(__entry->state),
show_family_name(__entry->family),
__entry->saddr, __entry->daddr,
__entry->keyid, __entry->rnext)
);
DEFINE_EVENT(tcp_ao_event_sk, tcp_ao_synack_no_key,
TP_PROTO(const struct sock *sk, const __u8 keyid, const __u8 rnext),
TP_ARGS(sk, keyid, rnext)
);
DECLARE_EVENT_CLASS(tcp_ao_event_sne,
TP_PROTO(const struct sock *sk, __u32 new_sne),
TP_ARGS(sk, new_sne),
TP_STRUCT__entry(
__field(__u64, net_cookie)
__field(const void *, skaddr)
__field(int, state)
/* 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, new_sne)
),
TP_fast_assign(
const struct inet_sock *inet = inet_sk(sk);
__entry->net_cookie = sock_net(sk)->net_cookie;
__entry->skaddr = sk;
__entry->state = sk->sk_state;
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->family = sk->sk_family;
__entry->new_sne = new_sne;
),
TP_printk("net=%llu state=%s family=%s src=%pISpc dest=%pISpc sne=%u",
__entry->net_cookie,
show_tcp_state_name(__entry->state),
show_family_name(__entry->family),
__entry->saddr, __entry->daddr,
__entry->new_sne)
);
DEFINE_EVENT(tcp_ao_event_sne, tcp_ao_snd_sne_update,
TP_PROTO(const struct sock *sk, __u32 new_sne),
TP_ARGS(sk, new_sne)
);
DEFINE_EVENT(tcp_ao_event_sne, tcp_ao_rcv_sne_update,
TP_PROTO(const struct sock *sk, __u32 new_sne),
TP_ARGS(sk, new_sne)
);
#endif /* _TRACE_TCP_H */
/* This part must be outside protection */
#include <trace/define_trace.h>
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