diff options
Diffstat (limited to 'include/trace/events/tcp.h')
| -rw-r--r-- | include/trace/events/tcp.h | 130 |
1 files changed, 110 insertions, 20 deletions
diff --git a/include/trace/events/tcp.h b/include/trace/events/tcp.h index 1a40c41ff8c3..9d2c36c6a0ed 100644 --- a/include/trace/events/tcp.h +++ b/include/trace/events/tcp.h @@ -13,17 +13,11 @@ #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, +TRACE_EVENT(tcp_retransmit_skb, - TP_PROTO(const struct sock *sk, const struct sk_buff *skb), + TP_PROTO(const struct sock *sk, const struct sk_buff *skb, int err), - TP_ARGS(sk, skb), + TP_ARGS(sk, skb, err), TP_STRUCT__entry( __field(const void *, skbaddr) @@ -36,6 +30,7 @@ DECLARE_EVENT_CLASS(tcp_event_sk_skb, __array(__u8, daddr, 4) __array(__u8, saddr_v6, 16) __array(__u8, daddr_v6, 16) + __field(int, err) ), TP_fast_assign( @@ -58,21 +53,17 @@ DECLARE_EVENT_CLASS(tcp_event_sk_skb, TP_STORE_ADDRS(__entry, inet->inet_saddr, inet->inet_daddr, sk->sk_v6_rcv_saddr, sk->sk_v6_daddr); + + __entry->err = err; ), - TP_printk("skbaddr=%p skaddr=%p family=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c state=%s", + TP_printk("skbaddr=%p skaddr=%p family=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c state=%s err=%d", __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) + show_tcp_state_name(__entry->state), + __entry->err) ); #undef FN @@ -213,6 +204,79 @@ DEFINE_EVENT(tcp_event_sk, tcp_rcv_space_adjust, TP_ARGS(sk) ); +TRACE_EVENT(tcp_rcvbuf_grow, + + TP_PROTO(struct sock *sk, int time), + + TP_ARGS(sk, time), + + TP_STRUCT__entry( + __field(int, time) + __field(__u32, rtt_us) + __field(__u32, copied) + __field(__u32, inq) + __field(__u32, space) + __field(__u32, ooo_space) + __field(__u32, rcvbuf) + __field(__u8, scaling_ratio) + __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(const void *, skaddr) + __field(__u64, sock_cookie) + ), + + TP_fast_assign( + struct inet_sock *inet = inet_sk(sk); + struct tcp_sock *tp = tcp_sk(sk); + __be32 *p32; + + __entry->time = time; + __entry->rtt_us = tp->rcv_rtt_est.rtt_us >> 3; + __entry->copied = tp->copied_seq - tp->rcvq_space.seq; + __entry->inq = tp->rcv_nxt - tp->copied_seq; + __entry->space = tp->rcvq_space.space; + __entry->ooo_space = RB_EMPTY_ROOT(&tp->out_of_order_queue) ? 0 : + TCP_SKB_CB(tp->ooo_last_skb)->end_seq - + tp->rcv_nxt; + + __entry->rcvbuf = sk->sk_rcvbuf; + __entry->scaling_ratio = tp->scaling_ratio; + __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->skaddr = sk; + __entry->sock_cookie = sock_gen_cookie(sk); + ), + + TP_printk("time=%u rtt_us=%u copied=%u inq=%u space=%u ooo=%u scaling_ratio=%u rcvbuf=%u " + "family=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 " + "saddrv6=%pI6c daddrv6=%pI6c skaddr=%p sock_cookie=%llx", + __entry->time, __entry->rtt_us, __entry->copied, + __entry->inq, __entry->space, __entry->ooo_space, + __entry->scaling_ratio, __entry->rcvbuf, + show_family_name(__entry->family), + __entry->sport, __entry->dport, + __entry->saddr, __entry->daddr, + __entry->saddr_v6, __entry->daddr_v6, + __entry->skaddr, + __entry->sock_cookie) +); + TRACE_EVENT(tcp_retransmit_synack, TP_PROTO(const struct sock *sk, const struct request_sock *req), @@ -259,7 +323,31 @@ TRACE_EVENT(tcp_retransmit_synack, __entry->saddr_v6, __entry->daddr_v6) ); -DECLARE_TRACE(tcp_cwnd_reduction_tp, +TRACE_EVENT(tcp_sendmsg_locked, + TP_PROTO(const struct sock *sk, const struct msghdr *msg, + const struct sk_buff *skb, int size_goal), + + TP_ARGS(sk, msg, skb, size_goal), + + TP_STRUCT__entry( + __field(const void *, skb_addr) + __field(int, skb_len) + __field(int, msg_left) + __field(int, size_goal) + ), + + TP_fast_assign( + __entry->skb_addr = skb; + __entry->skb_len = skb ? skb->len : 0; + __entry->msg_left = msg_data_left(msg); + __entry->size_goal = size_goal; + ), + + TP_printk("skb_addr %p skb_len %d msg_left %d size_goal %d", + __entry->skb_addr, __entry->skb_len, __entry->msg_left, + __entry->size_goal)); + +DECLARE_TRACE(tcp_cwnd_reduction, TP_PROTO(const struct sock *sk, int newly_acked_sacked, int newly_lost, int flag), TP_ARGS(sk, newly_acked_sacked, newly_lost, flag) @@ -269,7 +357,7 @@ DECLARE_TRACE(tcp_cwnd_reduction_tp, TRACE_EVENT(tcp_probe, - TP_PROTO(struct sock *sk, struct sk_buff *skb), + TP_PROTO(struct sock *sk, const struct sk_buff *skb), TP_ARGS(sk, skb), @@ -595,6 +683,7 @@ DEFINE_EVENT(tcp_ao_event, tcp_ao_handshake_failure, TP_ARGS(sk, skb, keyid, rnext, maclen) ); +#ifdef CONFIG_TCP_AO 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), @@ -733,6 +822,7 @@ 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 /* CONFIG_TCP_AO */ #endif /* _TRACE_TCP_H */ |