xref: /OK3568_Linux_fs/kernel/include/trace/events/skb.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #undef TRACE_SYSTEM
3*4882a593Smuzhiyun #define TRACE_SYSTEM skb
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #if !defined(_TRACE_SKB_H) || defined(TRACE_HEADER_MULTI_READ)
6*4882a593Smuzhiyun #define _TRACE_SKB_H
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #include <linux/skbuff.h>
9*4882a593Smuzhiyun #include <linux/netdevice.h>
10*4882a593Smuzhiyun #include <linux/tracepoint.h>
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun /*
13*4882a593Smuzhiyun  * Tracepoint for free an sk_buff:
14*4882a593Smuzhiyun  */
15*4882a593Smuzhiyun TRACE_EVENT(kfree_skb,
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun 	TP_PROTO(struct sk_buff *skb, void *location),
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun 	TP_ARGS(skb, location),
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun 	TP_STRUCT__entry(
22*4882a593Smuzhiyun 		__field(	void *,		skbaddr		)
23*4882a593Smuzhiyun 		__field(	void *,		location	)
24*4882a593Smuzhiyun 		__field(	unsigned short,	protocol	)
25*4882a593Smuzhiyun 	),
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun 	TP_fast_assign(
28*4882a593Smuzhiyun 		__entry->skbaddr = skb;
29*4882a593Smuzhiyun 		__entry->location = location;
30*4882a593Smuzhiyun 		__entry->protocol = ntohs(skb->protocol);
31*4882a593Smuzhiyun 	),
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun 	TP_printk("skbaddr=%p protocol=%u location=%p",
34*4882a593Smuzhiyun 		__entry->skbaddr, __entry->protocol, __entry->location)
35*4882a593Smuzhiyun );
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun TRACE_EVENT(consume_skb,
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun 	TP_PROTO(struct sk_buff *skb),
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun 	TP_ARGS(skb),
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun 	TP_STRUCT__entry(
44*4882a593Smuzhiyun 		__field(	void *,	skbaddr	)
45*4882a593Smuzhiyun 	),
46*4882a593Smuzhiyun 
47*4882a593Smuzhiyun 	TP_fast_assign(
48*4882a593Smuzhiyun 		__entry->skbaddr = skb;
49*4882a593Smuzhiyun 	),
50*4882a593Smuzhiyun 
51*4882a593Smuzhiyun 	TP_printk("skbaddr=%p", __entry->skbaddr)
52*4882a593Smuzhiyun );
53*4882a593Smuzhiyun 
54*4882a593Smuzhiyun TRACE_EVENT(skb_copy_datagram_iovec,
55*4882a593Smuzhiyun 
56*4882a593Smuzhiyun 	TP_PROTO(const struct sk_buff *skb, int len),
57*4882a593Smuzhiyun 
58*4882a593Smuzhiyun 	TP_ARGS(skb, len),
59*4882a593Smuzhiyun 
60*4882a593Smuzhiyun 	TP_STRUCT__entry(
61*4882a593Smuzhiyun 		__field(	const void *,		skbaddr		)
62*4882a593Smuzhiyun 		__field(	int,			len		)
63*4882a593Smuzhiyun 	),
64*4882a593Smuzhiyun 
65*4882a593Smuzhiyun 	TP_fast_assign(
66*4882a593Smuzhiyun 		__entry->skbaddr = skb;
67*4882a593Smuzhiyun 		__entry->len = len;
68*4882a593Smuzhiyun 	),
69*4882a593Smuzhiyun 
70*4882a593Smuzhiyun 	TP_printk("skbaddr=%p len=%d", __entry->skbaddr, __entry->len)
71*4882a593Smuzhiyun );
72*4882a593Smuzhiyun 
73*4882a593Smuzhiyun #endif /* _TRACE_SKB_H */
74*4882a593Smuzhiyun 
75*4882a593Smuzhiyun /* This part must be outside protection */
76*4882a593Smuzhiyun #include <trace/define_trace.h>
77