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 | 16 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0) \ |
e2ea8811 KS |
17 | || LTTNG_KERNEL_RANGE(5,15,58, 5,16,0) \ |
18 | || LTTNG_RHEL_KERNEL_RANGE(4,18,0,477,10,1, 4,19,0,0,0,0)) | |
2125da0d MJ |
19 | LTTNG_TRACEPOINT_ENUM(skb_drop_reason, |
20 | TP_ENUM_VALUES( | |
21 | ctf_enum_value("NOT_SPECIFIED", SKB_DROP_REASON_NOT_SPECIFIED) | |
22 | ctf_enum_value("NO_SOCKET", SKB_DROP_REASON_NO_SOCKET) | |
23 | ctf_enum_value("PKT_TOO_SMALL", SKB_DROP_REASON_PKT_TOO_SMALL) | |
24 | ctf_enum_value("TCP_CSUM", SKB_DROP_REASON_TCP_CSUM) | |
d310ab4e | 25 | ctf_enum_value("SOCKET_FILTER", SKB_DROP_REASON_SOCKET_FILTER) |
2125da0d MJ |
26 | ctf_enum_value("UDP_CSUM", SKB_DROP_REASON_UDP_CSUM) |
27 | ctf_enum_value("MAX", SKB_DROP_REASON_MAX) | |
28 | ) | |
29 | ) | |
d1544f21 MJ |
30 | #elif (LTTNG_RHEL_KERNEL_RANGE(5,14,0,70,0,0, 5,15,0,0,0,0)) |
31 | LTTNG_TRACEPOINT_ENUM(skb_drop_reason, | |
32 | TP_ENUM_VALUES( | |
33 | ctf_enum_value("NOT_SPECIFIED", SKB_DROP_REASON_NOT_SPECIFIED) | |
34 | ctf_enum_value("NO_SOCKET", SKB_DROP_REASON_NO_SOCKET) | |
35 | ctf_enum_value("PKT_TOO_SMALL", SKB_DROP_REASON_PKT_TOO_SMALL) | |
36 | ctf_enum_value("TCP_CSUM", SKB_DROP_REASON_TCP_CSUM) | |
37 | ctf_enum_value("UDP_CSUM", SKB_DROP_REASON_UDP_CSUM) | |
38 | ctf_enum_value("MAX", SKB_DROP_REASON_MAX) | |
39 | ) | |
40 | ) | |
41 | #endif | |
2125da0d | 42 | |
d1544f21 MJ |
43 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0) \ |
44 | || LTTNG_KERNEL_RANGE(5,15,58, 5,16,0) \ | |
e2ea8811 KS |
45 | || LTTNG_RHEL_KERNEL_RANGE(5,14,0,70,0,0, 5,15,0,0,0,0) \ |
46 | || LTTNG_RHEL_KERNEL_RANGE(4,18,0,477,10,1, 4,19,0,0,0,0)) | |
2125da0d MJ |
47 | LTTNG_TRACEPOINT_EVENT_MAP(kfree_skb, |
48 | ||
49 | skb_kfree, | |
50 | ||
51 | TP_PROTO(struct sk_buff *skb, void *location, | |
52 | enum skb_drop_reason reason), | |
53 | ||
54 | TP_ARGS(skb, location, reason), | |
55 | ||
56 | TP_FIELDS( | |
57 | ctf_integer_hex(void *, skbaddr, skb) | |
58 | ctf_integer_hex(void *, location, location) | |
59 | ctf_integer_network(unsigned short, protocol, skb->protocol) | |
60 | ctf_enum(skb_drop_reason, uint8_t, reason, reason) | |
61 | ) | |
62 | ) | |
63 | #else | |
3bc29f0a | 64 | LTTNG_TRACEPOINT_EVENT_MAP(kfree_skb, |
9cf29d3e MD |
65 | |
66 | skb_kfree, | |
b283666f PW |
67 | |
68 | TP_PROTO(struct sk_buff *skb, void *location), | |
69 | ||
70 | TP_ARGS(skb, location), | |
71 | ||
f127e61e | 72 | TP_FIELDS( |
fa91fcac MD |
73 | ctf_integer_hex(void *, skbaddr, skb) |
74 | ctf_integer_hex(void *, location, location) | |
f127e61e MD |
75 | ctf_integer_network(unsigned short, protocol, skb->protocol) |
76 | ) | |
b283666f | 77 | ) |
2125da0d | 78 | #endif |
b283666f | 79 | |
3bc29f0a | 80 | LTTNG_TRACEPOINT_EVENT_MAP(consume_skb, |
9cf29d3e MD |
81 | |
82 | skb_consume, | |
b283666f PW |
83 | |
84 | TP_PROTO(struct sk_buff *skb), | |
85 | ||
86 | TP_ARGS(skb), | |
87 | ||
f127e61e | 88 | TP_FIELDS( |
fa91fcac | 89 | ctf_integer_hex(void *, skbaddr, skb) |
f127e61e | 90 | ) |
b283666f PW |
91 | ) |
92 | ||
3bc29f0a | 93 | LTTNG_TRACEPOINT_EVENT(skb_copy_datagram_iovec, |
b283666f PW |
94 | |
95 | TP_PROTO(const struct sk_buff *skb, int len), | |
96 | ||
97 | TP_ARGS(skb, len), | |
98 | ||
f127e61e | 99 | TP_FIELDS( |
fa91fcac | 100 | ctf_integer_hex(const void *, skbaddr, skb) |
f127e61e MD |
101 | ctf_integer(int, len, len) |
102 | ) | |
b283666f PW |
103 | ) |
104 | ||
3bc29f0a | 105 | #endif /* LTTNG_TRACE_SKB_H */ |
b283666f PW |
106 | |
107 | /* This part must be outside protection */ | |
6ec43db8 | 108 | #include <probes/define_trace.h> |