1 /* SPDX-License-Identifier: GPL-2.0 */ 1 /* SPDX-License-Identifier: GPL-2.0 */
2 #undef TRACE_SYSTEM 2 #undef TRACE_SYSTEM
3 #define TRACE_SYSTEM skb 3 #define TRACE_SYSTEM skb
4 4
5 #if !defined(_TRACE_SKB_H) || defined(TRACE_HE 5 #if !defined(_TRACE_SKB_H) || defined(TRACE_HEADER_MULTI_READ)
6 #define _TRACE_SKB_H 6 #define _TRACE_SKB_H
7 7
8 #include <linux/skbuff.h> 8 #include <linux/skbuff.h>
9 #include <linux/netdevice.h> 9 #include <linux/netdevice.h>
10 #include <linux/tracepoint.h> 10 #include <linux/tracepoint.h>
11 11
12 #undef FN <<
13 #define FN(reason) TRACE_DEFINE_ENUM(SKB_ <<
14 DEFINE_DROP_REASON(FN, FN) <<
15 <<
16 #undef FN <<
17 #undef FNe <<
18 #define FN(reason) { SKB_DROP_REASON_##re <<
19 #define FNe(reason) { SKB_DROP_REASON_##re <<
20 <<
21 /* 12 /*
22 * Tracepoint for free an sk_buff: 13 * Tracepoint for free an sk_buff:
23 */ 14 */
24 TRACE_EVENT(kfree_skb, 15 TRACE_EVENT(kfree_skb,
25 16
26 TP_PROTO(struct sk_buff *skb, void *lo !! 17 TP_PROTO(struct sk_buff *skb, void *location),
27 enum skb_drop_reason reason, <<
28 18
29 TP_ARGS(skb, location, reason, rx_sk), !! 19 TP_ARGS(skb, location),
30 20
31 TP_STRUCT__entry( 21 TP_STRUCT__entry(
32 __field(void *, skbadd !! 22 __field( void *, skbaddr )
33 __field(void *, locati !! 23 __field( void *, location )
34 __field(void *, rx_sk) !! 24 __field( unsigned short, protocol )
35 __field(unsigned short, protoc <<
36 __field(enum skb_drop_reason, <<
37 ), 25 ),
38 26
39 TP_fast_assign( 27 TP_fast_assign(
40 __entry->skbaddr = skb; 28 __entry->skbaddr = skb;
41 __entry->location = location; 29 __entry->location = location;
42 __entry->rx_sk = rx_sk; <<
43 __entry->protocol = ntohs(skb- 30 __entry->protocol = ntohs(skb->protocol);
44 __entry->reason = reason; <<
45 ), 31 ),
46 32
47 TP_printk("skbaddr=%p rx_sk=%p protoco !! 33 TP_printk("skbaddr=%p protocol=%u location=%p",
48 __entry->skbaddr, __entry->r !! 34 __entry->skbaddr, __entry->protocol, __entry->location)
49 __entry->location, <<
50 __print_symbolic(__entry->re <<
51 DEFINE_DROP <<
52 ); 35 );
53 36
54 #undef FN <<
55 #undef FNe <<
56 <<
57 TRACE_EVENT(consume_skb, 37 TRACE_EVENT(consume_skb,
58 38
59 TP_PROTO(struct sk_buff *skb, void *lo !! 39 TP_PROTO(struct sk_buff *skb),
60 40
61 TP_ARGS(skb, location), !! 41 TP_ARGS(skb),
62 42
63 TP_STRUCT__entry( 43 TP_STRUCT__entry(
64 __field( void *, skbadd !! 44 __field( void *, skbaddr )
65 __field( void *, locati <<
66 ), 45 ),
67 46
68 TP_fast_assign( 47 TP_fast_assign(
69 __entry->skbaddr = skb; 48 __entry->skbaddr = skb;
70 __entry->location = location; <<
71 ), 49 ),
72 50
73 TP_printk("skbaddr=%p location=%pS", _ !! 51 TP_printk("skbaddr=%p", __entry->skbaddr)
74 ); 52 );
75 53
76 TRACE_EVENT(skb_copy_datagram_iovec, 54 TRACE_EVENT(skb_copy_datagram_iovec,
77 55
78 TP_PROTO(const struct sk_buff *skb, in 56 TP_PROTO(const struct sk_buff *skb, int len),
79 57
80 TP_ARGS(skb, len), 58 TP_ARGS(skb, len),
81 59
82 TP_STRUCT__entry( 60 TP_STRUCT__entry(
83 __field( const void *, 61 __field( const void *, skbaddr )
84 __field( int, 62 __field( int, len )
85 ), 63 ),
86 64
87 TP_fast_assign( 65 TP_fast_assign(
88 __entry->skbaddr = skb; 66 __entry->skbaddr = skb;
89 __entry->len = len; 67 __entry->len = len;
90 ), 68 ),
91 69
92 TP_printk("skbaddr=%p len=%d", __entry 70 TP_printk("skbaddr=%p len=%d", __entry->skbaddr, __entry->len)
93 ); 71 );
94 72
95 #endif /* _TRACE_SKB_H */ 73 #endif /* _TRACE_SKB_H */
96 74
97 /* This part must be outside protection */ 75 /* This part must be outside protection */
98 #include <trace/define_trace.h> 76 #include <trace/define_trace.h>
99 77
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