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