| xj | b04a402 | 2021-11-25 15:01:52 +0800 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | #undef TRACE_SYSTEM |
| 3 | #define TRACE_SYSTEM sctp |
| 4 | |
| 5 | #if !defined(_TRACE_SCTP_H) || defined(TRACE_HEADER_MULTI_READ) |
| 6 | #define _TRACE_SCTP_H |
| 7 | |
| 8 | #include <net/sctp/structs.h> |
| 9 | #include <linux/tracepoint.h> |
| 10 | |
| 11 | TRACE_EVENT(sctp_probe_path, |
| 12 | |
| 13 | TP_PROTO(struct sctp_transport *sp, |
| 14 | const struct sctp_association *asoc), |
| 15 | |
| 16 | TP_ARGS(sp, asoc), |
| 17 | |
| 18 | TP_STRUCT__entry( |
| 19 | __field(__u64, asoc) |
| 20 | __field(__u32, primary) |
| 21 | __array(__u8, ipaddr, sizeof(union sctp_addr)) |
| 22 | __field(__u32, state) |
| 23 | __field(__u32, cwnd) |
| 24 | __field(__u32, ssthresh) |
| 25 | __field(__u32, flight_size) |
| 26 | __field(__u32, partial_bytes_acked) |
| 27 | __field(__u32, pathmtu) |
| 28 | ), |
| 29 | |
| 30 | TP_fast_assign( |
| 31 | __entry->asoc = (unsigned long)asoc; |
| 32 | __entry->primary = (sp == asoc->peer.primary_path); |
| 33 | memcpy(__entry->ipaddr, &sp->ipaddr, sizeof(union sctp_addr)); |
| 34 | __entry->state = sp->state; |
| 35 | __entry->cwnd = sp->cwnd; |
| 36 | __entry->ssthresh = sp->ssthresh; |
| 37 | __entry->flight_size = sp->flight_size; |
| 38 | __entry->partial_bytes_acked = sp->partial_bytes_acked; |
| 39 | __entry->pathmtu = sp->pathmtu; |
| 40 | ), |
| 41 | |
| 42 | TP_printk("asoc=%#llx%s ipaddr=%pISpc state=%u cwnd=%u ssthresh=%u " |
| 43 | "flight_size=%u partial_bytes_acked=%u pathmtu=%u", |
| 44 | __entry->asoc, __entry->primary ? "(*)" : "", |
| 45 | __entry->ipaddr, __entry->state, __entry->cwnd, |
| 46 | __entry->ssthresh, __entry->flight_size, |
| 47 | __entry->partial_bytes_acked, __entry->pathmtu) |
| 48 | ); |
| 49 | |
| 50 | TRACE_EVENT(sctp_probe, |
| 51 | |
| 52 | TP_PROTO(const struct sctp_endpoint *ep, |
| 53 | const struct sctp_association *asoc, |
| 54 | struct sctp_chunk *chunk), |
| 55 | |
| 56 | TP_ARGS(ep, asoc, chunk), |
| 57 | |
| 58 | TP_STRUCT__entry( |
| 59 | __field(__u64, asoc) |
| 60 | __field(__u32, mark) |
| 61 | __field(__u16, bind_port) |
| 62 | __field(__u16, peer_port) |
| 63 | __field(__u32, pathmtu) |
| 64 | __field(__u32, rwnd) |
| 65 | __field(__u16, unack_data) |
| 66 | ), |
| 67 | |
| 68 | TP_fast_assign( |
| 69 | struct sk_buff *skb = chunk->skb; |
| 70 | |
| 71 | __entry->asoc = (unsigned long)asoc; |
| 72 | __entry->mark = skb->mark; |
| 73 | __entry->bind_port = ep->base.bind_addr.port; |
| 74 | __entry->peer_port = asoc->peer.port; |
| 75 | __entry->pathmtu = asoc->pathmtu; |
| 76 | __entry->rwnd = asoc->peer.rwnd; |
| 77 | __entry->unack_data = asoc->unack_data; |
| 78 | |
| 79 | if (trace_sctp_probe_path_enabled()) { |
| 80 | struct sctp_transport *sp; |
| 81 | |
| 82 | list_for_each_entry(sp, &asoc->peer.transport_addr_list, |
| 83 | transports) { |
| 84 | trace_sctp_probe_path(sp, asoc); |
| 85 | } |
| 86 | } |
| 87 | ), |
| 88 | |
| 89 | TP_printk("asoc=%#llx mark=%#x bind_port=%d peer_port=%d pathmtu=%d " |
| 90 | "rwnd=%u unack_data=%d", |
| 91 | __entry->asoc, __entry->mark, __entry->bind_port, |
| 92 | __entry->peer_port, __entry->pathmtu, __entry->rwnd, |
| 93 | __entry->unack_data) |
| 94 | ); |
| 95 | |
| 96 | #endif /* _TRACE_SCTP_H */ |
| 97 | |
| 98 | /* This part must be outside protection */ |
| 99 | #include <trace/define_trace.h> |