1 /* SPDX-License-Identifier: GPL-2.0-only */
3 #define TRACE_SYSTEM skb
5 #if !defined(LTTNG_TRACE_SKB_H) || defined(TRACE_HEADER_MULTI_READ)
6 #define LTTNG_TRACE_SKB_H
8 #include <lttng/tracepoint-event.h>
9 #include <linux/skbuff.h>
10 #include <linux/netdevice.h>
11 #include <lttng/kernel-version.h>
14 * Tracepoint for free an sk_buff:
16 #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0) \
17 || LTTNG_KERNEL_RANGE(5,15,58, 5,16,0))
18 LTTNG_TRACEPOINT_ENUM(skb_drop_reason
,
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
)
24 ctf_enum_value("SOCKET_FILTER", SKB_DROP_REASON_SOCKET_FILTER
)
25 ctf_enum_value("UDP_CSUM", SKB_DROP_REASON_UDP_CSUM
)
26 ctf_enum_value("MAX", SKB_DROP_REASON_MAX
)
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
,
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
)
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))
45 LTTNG_TRACEPOINT_EVENT_MAP(kfree_skb
,
49 TP_PROTO(struct sk_buff
*skb
, void *location
,
50 enum skb_drop_reason reason
),
52 TP_ARGS(skb
, location
, reason
),
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
)
62 LTTNG_TRACEPOINT_EVENT_MAP(kfree_skb
,
66 TP_PROTO(struct sk_buff
*skb
, void *location
),
68 TP_ARGS(skb
, location
),
71 ctf_integer_hex(void *, skbaddr
, skb
)
72 ctf_integer_hex(void *, location
, location
)
73 ctf_integer_network(unsigned short, protocol
, skb
->protocol
)
78 #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(6,3,0))
79 LTTNG_TRACEPOINT_EVENT_MAP(consume_skb
,
83 TP_PROTO(struct sk_buff
*skb
, void *location
),
85 TP_ARGS(skb
, location
),
88 ctf_integer_hex(void *, skbaddr
, skb
)
89 ctf_integer_hex(void *, location
, location
)
93 LTTNG_TRACEPOINT_EVENT_MAP(consume_skb
,
97 TP_PROTO(struct sk_buff
*skb
),
102 ctf_integer_hex(void *, skbaddr
, skb
)
107 LTTNG_TRACEPOINT_EVENT(skb_copy_datagram_iovec
,
109 TP_PROTO(const struct sk_buff
*skb
, int len
),
114 ctf_integer_hex(const void *, skbaddr
, skb
)
115 ctf_integer(int, len
, len
)
119 #endif /* LTTNG_TRACE_SKB_H */
121 /* This part must be outside protection */
122 #include <lttng/define_trace.h>