From 40e0b09081420853542571c38875b48b60404ebb Mon Sep 17 00:00:00 2001 From: Peilin Ye Date: Thu, 19 Jan 2023 16:45:16 -0800 Subject: net/sock: Introduce trace_sk_data_ready() As suggested by Cong, introduce a tracepoint for all ->sk_data_ready() callback implementations. For example: <...> iperf-609 [002] ..... 70.660425: sk_data_ready: family=2 protocol=6 func=sock_def_readable iperf-609 [002] ..... 70.660436: sk_data_ready: family=2 protocol=6 func=sock_def_readable <...> Suggested-by: Cong Wang Signed-off-by: Peilin Ye Signed-off-by: David S. Miller --- include/trace/events/sock.h | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'include') diff --git a/include/trace/events/sock.h b/include/trace/events/sock.h index 71492e8276da..03d19fc562f8 100644 --- a/include/trace/events/sock.h +++ b/include/trace/events/sock.h @@ -263,6 +263,30 @@ TRACE_EVENT(inet_sk_error_report, __entry->error) ); +TRACE_EVENT(sk_data_ready, + + TP_PROTO(const struct sock *sk), + + TP_ARGS(sk), + + TP_STRUCT__entry( + __field(const void *, skaddr) + __field(__u16, family) + __field(__u16, protocol) + __field(unsigned long, ip) + ), + + TP_fast_assign( + __entry->skaddr = sk; + __entry->family = sk->sk_family; + __entry->protocol = sk->sk_protocol; + __entry->ip = _RET_IP_; + ), + + TP_printk("family=%u protocol=%u func=%ps", + __entry->family, __entry->protocol, (void *)__entry->ip) +); + /* * sock send/recv msg length */ -- cgit v1.3.1