netdev - [PATCH net-next 2/2] tcp: add tracing of skbaddr in tcp_event

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Message-Id: <20240229170956.87290-3-kerneljasonxing@gmail.com>
Date: Fri,  1 Mar 2024 01:09:56 +0800
From: Jason Xing <kerneljasonxing@...il.com>
To: edumazet@...gle.com,
	mhiramat@...nel.org,
	mathieu.desnoyers@...icios.com,
	rostedt@...dmis.org
Cc: netdev@...r.kernel.org,
	linux-trace-kernel@...r.kernel.org,
	kerneljasonxing@...il.com,
	Jason Xing <kernelxing@...cent.com>
Subject: [PATCH net-next 2/2] tcp: add tracing of skbaddr in tcp_event_skb class

From: Jason Xing <kernelxing@...cent.com>

Use the existing parameter and print it then. It will display
the address of skbaddr.

Signed-off-by: Jason Xing <kernelxing@...cent.com>
---
 include/trace/events/tcp.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/trace/events/tcp.h b/include/trace/events/tcp.h
index ac36067ae066..6ca3e0343666 100644
--- a/include/trace/events/tcp.h
+++ b/include/trace/events/tcp.h
@@ -362,7 +362,8 @@ DECLARE_EVENT_CLASS(tcp_event_skb,
 		TP_STORE_ADDR_PORTS_SKB(__entry, skb);
 	),
 
-	TP_printk("src=%pISpc dest=%pISpc", __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,
-- 
2.37.3