2017-12-29 10:47:55 +08:00
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/* SPDX-License-Identifier: GPL-2.0 */
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM dccp
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#if !defined(_TRACE_DCCP_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_DCCP_H
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#include <net/sock.h>
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#include "dccp.h"
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#include "ccids/ccid3.h"
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#include <linux/tracepoint.h>
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#include <trace/events/net_probe_common.h>
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TRACE_EVENT(dccp_probe,
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TP_PROTO(struct sock *sk, size_t size),
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TP_ARGS(sk, size),
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TP_STRUCT__entry(
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/* sockaddr_in6 is always bigger than sockaddr_in */
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__array(__u8, saddr, sizeof(struct sockaddr_in6))
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__array(__u8, daddr, sizeof(struct sockaddr_in6))
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__field(__u16, sport)
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__field(__u16, dport)
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__field(__u16, size)
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__field(__u16, tx_s)
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__field(__u32, tx_rtt)
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__field(__u32, tx_p)
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__field(__u32, tx_x_calc)
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__field(__u64, tx_x_recv)
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__field(__u64, tx_x)
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__field(__u32, tx_t_ipi)
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),
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TP_fast_assign(
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const struct inet_sock *inet = inet_sk(sk);
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struct ccid3_hc_tx_sock *hc = NULL;
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if (ccid_get_current_tx_ccid(dccp_sk(sk)) == DCCPC_CCID3)
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hc = ccid3_hc_tx_sk(sk);
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memset(__entry->saddr, 0, sizeof(struct sockaddr_in6));
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memset(__entry->daddr, 0, sizeof(struct sockaddr_in6));
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TP_STORE_ADDR_PORTS(__entry, inet, sk);
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/* For filtering use */
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__entry->sport = ntohs(inet->inet_sport);
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__entry->dport = ntohs(inet->inet_dport);
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__entry->size = size;
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if (hc) {
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__entry->tx_s = hc->tx_s;
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__entry->tx_rtt = hc->tx_rtt;
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__entry->tx_p = hc->tx_p;
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__entry->tx_x_calc = hc->tx_x_calc;
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__entry->tx_x_recv = hc->tx_x_recv >> 6;
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__entry->tx_x = hc->tx_x >> 6;
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__entry->tx_t_ipi = hc->tx_t_ipi;
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} else {
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__entry->tx_s = 0;
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2021-11-19 04:30:19 +08:00
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memset_startat(__entry, 0, tx_rtt);
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2017-12-29 10:47:55 +08:00
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}
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),
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TP_printk("src=%pISpc dest=%pISpc size=%d tx_s=%d tx_rtt=%d "
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"tx_p=%d tx_x_calc=%u tx_x_recv=%llu tx_x=%llu tx_t_ipi=%d",
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__entry->saddr, __entry->daddr, __entry->size,
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__entry->tx_s, __entry->tx_rtt, __entry->tx_p,
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__entry->tx_x_calc, __entry->tx_x_recv, __entry->tx_x,
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__entry->tx_t_ipi)
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);
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#endif /* _TRACE_TCP_H */
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/* This part must be outside protection */
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#undef TRACE_INCLUDE_PATH
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#define TRACE_INCLUDE_PATH .
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#undef TRACE_INCLUDE_FILE
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#define TRACE_INCLUDE_FILE trace
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#include <trace/define_trace.h>
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