include/instrumentation/events/9p.h

   1 // SPDX-FileCopyrightText: 2018 Michael Jeanson <mjeanson@efficios.com>
   2 //
   3 // SPDX-License-Identifier: GPL-2.0-only
   4
   5 #undef TRACE_SYSTEM
   6 #define TRACE_SYSTEM 9p
   7
   8 #if !defined(LTTNG_TRACE_9P_H) || defined(TRACE_HEADER_MULTI_READ)
   9 #define LTTNG_TRACE_9P_H
  10
  11 #include <lttng/tracepoint-event.h>
  12 #include <lttng/kernel-version.h>
  13
  14 #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0))
  15 LTTNG_TRACEPOINT_EVENT(9p_client_req,
  16
  17         TP_PROTO(struct p9_client *clnt, int8_t type, int tag),
  18
  19         TP_ARGS(clnt, type, tag),
  20
  21         TP_FIELDS(
  22                 ctf_integer_hex(void *, clnt, clnt)
  23                 ctf_integer(u8, type, type)
  24                 ctf_integer(u32, tag, tag)
  25         )
  26 )
  27
  28 LTTNG_TRACEPOINT_EVENT(9p_client_res,
  29
  30         TP_PROTO(struct p9_client *clnt, int8_t type, int tag, int err),
  31
  32         TP_ARGS(clnt, type, tag, err),
  33
  34         TP_FIELDS(
  35                 ctf_integer_hex(void *, clnt, clnt)
  36                 ctf_integer(u8, type, type)
  37                 ctf_integer(u32, tag, tag)
  38                 ctf_integer(u32, err, err)
  39         )
  40 )
  41
  42 LTTNG_TRACEPOINT_EVENT(9p_protocol_dump,
  43
  44         TP_PROTO(struct p9_client *clnt, struct p9_fcall *pdu),
  45
  46         TP_ARGS(clnt, pdu),
  47
  48         TP_FIELDS(
  49                 ctf_integer_hex(void *, clnt, clnt)
  50                 ctf_integer(u8, type, pdu->id)
  51                 ctf_integer(u16, tag, pdu->tag)
  52                 ctf_array(unsigned char, line, pdu->sdata, P9_PROTO_DUMP_SZ)
  53         )
  54 )
  55 #endif
  56
  57 #endif /* LTTNG_TRACE_9P_H */
  58
  59 /* This part must be outside protection */
  60 #include <lttng/define_trace.h>