Commit | Line | Data |
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9f36eaed | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
b283666f PW |
2 | #undef TRACE_SYSTEM |
3 | #define TRACE_SYSTEM skb | |
4 | ||
3bc29f0a MD |
5 | #if !defined(LTTNG_TRACE_SKB_H) || defined(TRACE_HEADER_MULTI_READ) |
6 | #define LTTNG_TRACE_SKB_H | |
b283666f | 7 | |
6ec43db8 | 8 | #include <probes/lttng-tracepoint-event.h> |
b283666f PW |
9 | #include <linux/skbuff.h> |
10 | #include <linux/netdevice.h> | |
2d042821 | 11 | #include <lttng-kernel-version.h> |
b283666f PW |
12 | |
13 | /* | |
14 | * Tracepoint for free an sk_buff: | |
15 | */ | |
b283e56f MD |
16 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0) \ |
17 | || LTTNG_KERNEL_RANGE(5,15,58, 5,16,0)) | |
2125da0d MJ |
18 | LTTNG_TRACEPOINT_ENUM(skb_drop_reason, |
19 | TP_ENUM_VALUES( | |
20 | ctf_enum_value("NOT_SPECIFIED", SKB_DROP_REASON_NOT_SPECIFIED) | |
21 | ctf_enum_value("NO_SOCKET", SKB_DROP_REASON_NO_SOCKET) | |
22 | ctf_enum_value("PKT_TOO_SMALL", SKB_DROP_REASON_PKT_TOO_SMALL) | |
23 | ctf_enum_value("TCP_CSUM", SKB_DROP_REASON_TCP_CSUM) | |
d310ab4e | 24 | ctf_enum_value("SOCKET_FILTER", SKB_DROP_REASON_SOCKET_FILTER) |
2125da0d MJ |
25 | ctf_enum_value("UDP_CSUM", SKB_DROP_REASON_UDP_CSUM) |
26 | ctf_enum_value("MAX", SKB_DROP_REASON_MAX) | |
27 | ) | |
28 | ) | |
d1544f21 MJ |
29 | #elif (LTTNG_RHEL_KERNEL_RANGE(5,14,0,70,0,0, 5,15,0,0,0,0)) |
30 | LTTNG_TRACEPOINT_ENUM(skb_drop_reason, | |
31 | TP_ENUM_VALUES( | |
32 | ctf_enum_value("NOT_SPECIFIED", SKB_DROP_REASON_NOT_SPECIFIED) | |
33 | ctf_enum_value("NO_SOCKET", SKB_DROP_REASON_NO_SOCKET) | |
34 | ctf_enum_value("PKT_TOO_SMALL", SKB_DROP_REASON_PKT_TOO_SMALL) | |
35 | ctf_enum_value("TCP_CSUM", SKB_DROP_REASON_TCP_CSUM) | |
36 | ctf_enum_value("UDP_CSUM", SKB_DROP_REASON_UDP_CSUM) | |
37 | ctf_enum_value("MAX", SKB_DROP_REASON_MAX) | |
38 | ) | |
39 | ) | |
40 | #endif | |
2125da0d | 41 | |
d1544f21 MJ |
42 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0) \ |
43 | || LTTNG_KERNEL_RANGE(5,15,58, 5,16,0) \ | |
44 | || LTTNG_RHEL_KERNEL_RANGE(5,14,0,70,0,0, 5,15,0,0,0,0)) | |
2125da0d MJ |
45 | LTTNG_TRACEPOINT_EVENT_MAP(kfree_skb, |
46 | ||
47 | skb_kfree, | |
48 | ||
49 | TP_PROTO(struct sk_buff *skb, void *location, | |
50 | enum skb_drop_reason reason), | |
51 | ||
52 | TP_ARGS(skb, location, reason), | |
53 | ||
54 | TP_FIELDS( | |
55 | ctf_integer_hex(void *, skbaddr, skb) | |
56 | ctf_integer_hex(void *, location, location) | |
57 | ctf_integer_network(unsigned short, protocol, skb->protocol) | |
58 | ctf_enum(skb_drop_reason, uint8_t, reason, reason) | |
59 | ) | |
60 | ) | |
61 | #else | |
3bc29f0a | 62 | LTTNG_TRACEPOINT_EVENT_MAP(kfree_skb, |
9cf29d3e MD |
63 | |
64 | skb_kfree, | |
b283666f PW |
65 | |
66 | TP_PROTO(struct sk_buff *skb, void *location), | |
67 | ||
68 | TP_ARGS(skb, location), | |
69 | ||
f127e61e | 70 | TP_FIELDS( |
fa91fcac MD |
71 | ctf_integer_hex(void *, skbaddr, skb) |
72 | ctf_integer_hex(void *, location, location) | |
f127e61e MD |
73 | ctf_integer_network(unsigned short, protocol, skb->protocol) |
74 | ) | |
b283666f | 75 | ) |
2125da0d | 76 | #endif |
b283666f | 77 | |
3bc29f0a | 78 | LTTNG_TRACEPOINT_EVENT_MAP(consume_skb, |
9cf29d3e MD |
79 | |
80 | skb_consume, | |
b283666f PW |
81 | |
82 | TP_PROTO(struct sk_buff *skb), | |
83 | ||
84 | TP_ARGS(skb), | |
85 | ||
f127e61e | 86 | TP_FIELDS( |
fa91fcac | 87 | ctf_integer_hex(void *, skbaddr, skb) |
f127e61e | 88 | ) |
b283666f PW |
89 | ) |
90 | ||
3bc29f0a | 91 | LTTNG_TRACEPOINT_EVENT(skb_copy_datagram_iovec, |
b283666f PW |
92 | |
93 | TP_PROTO(const struct sk_buff *skb, int len), | |
94 | ||
95 | TP_ARGS(skb, len), | |
96 | ||
f127e61e | 97 | TP_FIELDS( |
fa91fcac | 98 | ctf_integer_hex(const void *, skbaddr, skb) |
f127e61e MD |
99 | ctf_integer(int, len, len) |
100 | ) | |
b283666f PW |
101 | ) |
102 | ||
3bc29f0a | 103 | #endif /* LTTNG_TRACE_SKB_H */ |
b283666f PW |
104 | |
105 | /* This part must be outside protection */ | |
6ec43db8 | 106 | #include <probes/define_trace.h> |