xref: /openbmc/linux/include/trace/events/skb.h (revision 588b48ca)
1 #undef TRACE_SYSTEM
2 #define TRACE_SYSTEM skb
3 
4 #if !defined(_TRACE_SKB_H) || defined(TRACE_HEADER_MULTI_READ)
5 #define _TRACE_SKB_H
6 
7 #include <linux/skbuff.h>
8 #include <linux/netdevice.h>
9 #include <linux/tracepoint.h>
10 
11 /*
12  * Tracepoint for free an sk_buff:
13  */
14 TRACE_EVENT(kfree_skb,
15 
16 	TP_PROTO(struct sk_buff *skb, void *location),
17 
18 	TP_ARGS(skb, location),
19 
20 	TP_STRUCT__entry(
21 		__field(	void *,		skbaddr		)
22 		__field(	void *,		location	)
23 		__field(	unsigned short,	protocol	)
24 	),
25 
26 	TP_fast_assign(
27 		__entry->skbaddr = skb;
28 		__entry->location = location;
29 		__entry->protocol = ntohs(skb->protocol);
30 	),
31 
32 	TP_printk("skbaddr=%p protocol=%u location=%p",
33 		__entry->skbaddr, __entry->protocol, __entry->location)
34 );
35 
36 TRACE_EVENT(consume_skb,
37 
38 	TP_PROTO(struct sk_buff *skb),
39 
40 	TP_ARGS(skb),
41 
42 	TP_STRUCT__entry(
43 		__field(	void *,	skbaddr	)
44 	),
45 
46 	TP_fast_assign(
47 		__entry->skbaddr = skb;
48 	),
49 
50 	TP_printk("skbaddr=%p", __entry->skbaddr)
51 );
52 
53 TRACE_EVENT(skb_copy_datagram_iovec,
54 
55 	TP_PROTO(const struct sk_buff *skb, int len),
56 
57 	TP_ARGS(skb, len),
58 
59 	TP_STRUCT__entry(
60 		__field(	const void *,		skbaddr		)
61 		__field(	int,			len		)
62 	),
63 
64 	TP_fast_assign(
65 		__entry->skbaddr = skb;
66 		__entry->len = len;
67 	),
68 
69 	TP_printk("skbaddr=%p len=%d", __entry->skbaddr, __entry->len)
70 );
71 
72 #endif /* _TRACE_SKB_H */
73 
74 /* This part must be outside protection */
75 #include <trace/define_trace.h>
76