Commit | Line | Data |
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ee549be6 MH |
1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | #undef TRACE_SYSTEM | |
3 | #define TRACE_SYSTEM dccp | |
4 | ||
5 | #if !defined(_TRACE_DCCP_H) || defined(TRACE_HEADER_MULTI_READ) | |
6 | #define _TRACE_DCCP_H | |
7 | ||
8 | #include <net/sock.h> | |
9 | #include "dccp.h" | |
10 | #include "ccids/ccid3.h" | |
11 | #include <linux/tracepoint.h> | |
12 | #include <trace/events/net_probe_common.h> | |
13 | ||
14 | TRACE_EVENT(dccp_probe, | |
15 | ||
16 | TP_PROTO(struct sock *sk, size_t size), | |
17 | ||
18 | TP_ARGS(sk, size), | |
19 | ||
20 | TP_STRUCT__entry( | |
21 | /* sockaddr_in6 is always bigger than sockaddr_in */ | |
22 | __array(__u8, saddr, sizeof(struct sockaddr_in6)) | |
23 | __array(__u8, daddr, sizeof(struct sockaddr_in6)) | |
24 | __field(__u16, sport) | |
25 | __field(__u16, dport) | |
26 | __field(__u16, size) | |
27 | __field(__u16, tx_s) | |
28 | __field(__u32, tx_rtt) | |
29 | __field(__u32, tx_p) | |
30 | __field(__u32, tx_x_calc) | |
31 | __field(__u64, tx_x_recv) | |
32 | __field(__u64, tx_x) | |
33 | __field(__u32, tx_t_ipi) | |
34 | ), | |
35 | ||
36 | TP_fast_assign( | |
37 | const struct inet_sock *inet = inet_sk(sk); | |
38 | struct ccid3_hc_tx_sock *hc = NULL; | |
39 | ||
40 | if (ccid_get_current_tx_ccid(dccp_sk(sk)) == DCCPC_CCID3) | |
41 | hc = ccid3_hc_tx_sk(sk); | |
42 | ||
43 | memset(__entry->saddr, 0, sizeof(struct sockaddr_in6)); | |
44 | memset(__entry->daddr, 0, sizeof(struct sockaddr_in6)); | |
45 | ||
46 | TP_STORE_ADDR_PORTS(__entry, inet, sk); | |
47 | ||
48 | /* For filtering use */ | |
49 | __entry->sport = ntohs(inet->inet_sport); | |
50 | __entry->dport = ntohs(inet->inet_dport); | |
51 | ||
52 | __entry->size = size; | |
53 | if (hc) { | |
54 | __entry->tx_s = hc->tx_s; | |
55 | __entry->tx_rtt = hc->tx_rtt; | |
56 | __entry->tx_p = hc->tx_p; | |
57 | __entry->tx_x_calc = hc->tx_x_calc; | |
58 | __entry->tx_x_recv = hc->tx_x_recv >> 6; | |
59 | __entry->tx_x = hc->tx_x >> 6; | |
60 | __entry->tx_t_ipi = hc->tx_t_ipi; | |
61 | } else { | |
62 | __entry->tx_s = 0; | |
63 | memset(&__entry->tx_rtt, 0, (void *)&__entry->tx_t_ipi - | |
64 | (void *)&__entry->tx_rtt + | |
65 | sizeof(__entry->tx_t_ipi)); | |
66 | } | |
67 | ), | |
68 | ||
69 | TP_printk("src=%pISpc dest=%pISpc size=%d tx_s=%d tx_rtt=%d " | |
70 | "tx_p=%d tx_x_calc=%u tx_x_recv=%llu tx_x=%llu tx_t_ipi=%d", | |
71 | __entry->saddr, __entry->daddr, __entry->size, | |
72 | __entry->tx_s, __entry->tx_rtt, __entry->tx_p, | |
73 | __entry->tx_x_calc, __entry->tx_x_recv, __entry->tx_x, | |
74 | __entry->tx_t_ipi) | |
75 | ); | |
76 | ||
77 | #endif /* _TRACE_TCP_H */ | |
78 | ||
79 | /* This part must be outside protection */ | |
80 | #undef TRACE_INCLUDE_PATH | |
81 | #define TRACE_INCLUDE_PATH . | |
82 | #undef TRACE_INCLUDE_FILE | |
83 | #define TRACE_INCLUDE_FILE trace | |
84 | #include <trace/define_trace.h> |