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1/* SPDX-License-Identifier: GPL-2.0 */2#undef TRACE_SYSTEM3#define TRACE_SYSTEM mptcp4 5#if !defined(_TRACE_MPTCP_H) || defined(TRACE_HEADER_MULTI_READ)6#define _TRACE_MPTCP_H7 8#include <linux/tracepoint.h>9 10#define show_mapping_status(status) \11 __print_symbolic(status, \12 { 0, "MAPPING_OK" }, \13 { 1, "MAPPING_INVALID" }, \14 { 2, "MAPPING_EMPTY" }, \15 { 3, "MAPPING_DATA_FIN" }, \16 { 4, "MAPPING_DUMMY" })17 18TRACE_EVENT(mptcp_subflow_get_send,19 20 TP_PROTO(struct mptcp_subflow_context *subflow),21 22 TP_ARGS(subflow),23 24 TP_STRUCT__entry(25 __field(bool, active)26 __field(bool, free)27 __field(u32, snd_wnd)28 __field(u32, pace)29 __field(u8, backup)30 __field(u64, ratio)31 ),32 33 TP_fast_assign(34 struct sock *ssk;35 36 __entry->active = mptcp_subflow_active(subflow);37 __entry->backup = subflow->backup || subflow->request_bkup;38 39 if (subflow->tcp_sock && sk_fullsock(subflow->tcp_sock))40 __entry->free = sk_stream_memory_free(subflow->tcp_sock);41 else42 __entry->free = 0;43 44 ssk = mptcp_subflow_tcp_sock(subflow);45 if (ssk && sk_fullsock(ssk)) {46 __entry->snd_wnd = tcp_sk(ssk)->snd_wnd;47 __entry->pace = READ_ONCE(ssk->sk_pacing_rate);48 } else {49 __entry->snd_wnd = 0;50 __entry->pace = 0;51 }52 53 if (ssk && sk_fullsock(ssk) && __entry->pace)54 __entry->ratio = div_u64((u64)ssk->sk_wmem_queued << 32, __entry->pace);55 else56 __entry->ratio = 0;57 ),58 59 TP_printk("active=%d free=%d snd_wnd=%u pace=%u backup=%u ratio=%llu",60 __entry->active, __entry->free,61 __entry->snd_wnd, __entry->pace,62 __entry->backup, __entry->ratio)63);64 65DECLARE_EVENT_CLASS(mptcp_dump_mpext,66 67 TP_PROTO(struct mptcp_ext *mpext),68 69 TP_ARGS(mpext),70 71 TP_STRUCT__entry(72 __field(u64, data_ack)73 __field(u64, data_seq)74 __field(u32, subflow_seq)75 __field(u16, data_len)76 __field(u16, csum)77 __field(u8, use_map)78 __field(u8, dsn64)79 __field(u8, data_fin)80 __field(u8, use_ack)81 __field(u8, ack64)82 __field(u8, mpc_map)83 __field(u8, frozen)84 __field(u8, reset_transient)85 __field(u8, reset_reason)86 __field(u8, csum_reqd)87 __field(u8, infinite_map)88 ),89 90 TP_fast_assign(91 __entry->data_ack = mpext->ack64 ? mpext->data_ack : mpext->data_ack32;92 __entry->data_seq = mpext->data_seq;93 __entry->subflow_seq = mpext->subflow_seq;94 __entry->data_len = mpext->data_len;95 __entry->csum = (__force u16)mpext->csum;96 __entry->use_map = mpext->use_map;97 __entry->dsn64 = mpext->dsn64;98 __entry->data_fin = mpext->data_fin;99 __entry->use_ack = mpext->use_ack;100 __entry->ack64 = mpext->ack64;101 __entry->mpc_map = mpext->mpc_map;102 __entry->frozen = mpext->frozen;103 __entry->reset_transient = mpext->reset_transient;104 __entry->reset_reason = mpext->reset_reason;105 __entry->csum_reqd = mpext->csum_reqd;106 __entry->infinite_map = mpext->infinite_map;107 ),108 109 TP_printk("data_ack=%llu data_seq=%llu subflow_seq=%u data_len=%u csum=%x use_map=%u dsn64=%u data_fin=%u use_ack=%u ack64=%u mpc_map=%u frozen=%u reset_transient=%u reset_reason=%u csum_reqd=%u infinite_map=%u",110 __entry->data_ack, __entry->data_seq,111 __entry->subflow_seq, __entry->data_len,112 __entry->csum, __entry->use_map,113 __entry->dsn64, __entry->data_fin,114 __entry->use_ack, __entry->ack64,115 __entry->mpc_map, __entry->frozen,116 __entry->reset_transient, __entry->reset_reason,117 __entry->csum_reqd, __entry->infinite_map)118);119 120DEFINE_EVENT(mptcp_dump_mpext, mptcp_sendmsg_frag,121 TP_PROTO(struct mptcp_ext *mpext),122 TP_ARGS(mpext));123 124DEFINE_EVENT(mptcp_dump_mpext, get_mapping_status,125 TP_PROTO(struct mptcp_ext *mpext),126 TP_ARGS(mpext));127 128TRACE_EVENT(ack_update_msk,129 130 TP_PROTO(u64 data_ack, u64 old_snd_una,131 u64 new_snd_una, u64 new_wnd_end,132 u64 msk_wnd_end),133 134 TP_ARGS(data_ack, old_snd_una,135 new_snd_una, new_wnd_end,136 msk_wnd_end),137 138 TP_STRUCT__entry(139 __field(u64, data_ack)140 __field(u64, old_snd_una)141 __field(u64, new_snd_una)142 __field(u64, new_wnd_end)143 __field(u64, msk_wnd_end)144 ),145 146 TP_fast_assign(147 __entry->data_ack = data_ack;148 __entry->old_snd_una = old_snd_una;149 __entry->new_snd_una = new_snd_una;150 __entry->new_wnd_end = new_wnd_end;151 __entry->msk_wnd_end = msk_wnd_end;152 ),153 154 TP_printk("data_ack=%llu old_snd_una=%llu new_snd_una=%llu new_wnd_end=%llu msk_wnd_end=%llu",155 __entry->data_ack, __entry->old_snd_una,156 __entry->new_snd_una, __entry->new_wnd_end,157 __entry->msk_wnd_end)158);159 160TRACE_EVENT(subflow_check_data_avail,161 162 TP_PROTO(__u8 status, struct sk_buff *skb),163 164 TP_ARGS(status, skb),165 166 TP_STRUCT__entry(167 __field(u8, status)168 __field(const void *, skb)169 ),170 171 TP_fast_assign(172 __entry->status = status;173 __entry->skb = skb;174 ),175 176 TP_printk("mapping_status=%s, skb=%p",177 show_mapping_status(__entry->status),178 __entry->skb)179);180 181#endif /* _TRACE_MPTCP_H */182 183/* This part must be outside protection */184#include <trace/define_trace.h>185