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