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| author | Song Liu <songliubraving@fb.com> | 2017-10-23 09:20:24 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-10-24 01:21:25 +0100 |
| commit | c24b14c46bb88d844275de5c4024c8745ae89d42 (patch) | |
| tree | 154799c41e973a6e11af451da070719d5fab8a64 /include/trace/events/tcp.h | |
| parent | 7344e29f285a94b965075599731811c352f3ab40 (diff) | |
| download | linux-stable-c24b14c46bb88d844275de5c4024c8745ae89d42.tar.gz linux-stable-c24b14c46bb88d844275de5c4024c8745ae89d42.tar.bz2 linux-stable-c24b14c46bb88d844275de5c4024c8745ae89d42.zip | |
tcp: add tracepoint trace_tcp_send_reset
New tracepoint trace_tcp_send_reset is added and called from
tcp_v4_send_reset(), tcp_v6_send_reset() and tcp_send_active_reset().
Signed-off-by: Song Liu <songliubraving@fb.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/trace/events/tcp.h')
| -rw-r--r-- | include/trace/events/tcp.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/trace/events/tcp.h b/include/trace/events/tcp.h index 2b6fe72c6781..3e57e1ae1c6b 100644 --- a/include/trace/events/tcp.h +++ b/include/trace/events/tcp.h @@ -77,6 +77,17 @@ DEFINE_EVENT(tcp_event_sk_skb, tcp_retransmit_skb, TP_ARGS(sk, skb) ); +/* + * skb of trace_tcp_send_reset is the skb that caused RST. In case of + * active reset, skb should be NULL + */ +DEFINE_EVENT(tcp_event_sk_skb, tcp_send_reset, + + TP_PROTO(const struct sock *sk, const struct sk_buff *skb), + + TP_ARGS(sk, skb) +); + #endif /* _TRACE_TCP_H */ /* This part must be outside protection */ |