probes/lttng-tracepoint-event.h

   1 /* SPDX-License-Identifier: (GPL-2.0-only or LGPL-2.1-only)
   2  *
   3  * lttng-tracepoint-event.h
   4  *
   5  * Copyright (C) 2014 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   6  */
   7
   8 #ifndef LTTNG_TRACEPOINT_EVENT_H
   9 #define LTTNG_TRACEPOINT_EVENT_H
  10
  11 #include <linux/tracepoint.h>
  12
  13 /*
  14  * If code defines LTTNG_INSTRUMENTATION before including the instrumentation
  15  * header, generate the instrumentation static inlines. Else, it means
  16  * we are a probe for the Linux kernel, and it is the probe responsibility
  17  * to have already included the Linux kernel instrumentation header.
  18  */
  19 #ifdef LTTNG_INSTRUMENTATION
  20 #define _LTTNG_INSTRUMENTATION(...)     __VA_ARGS__
  21 #else
  22 #define _LTTNG_INSTRUMENTATION(...)
  23 #endif
  24
  25 #define LTTNG_TRACEPOINT_EVENT(name, proto, args, fields) \
  26         _LTTNG_INSTRUMENTATION(DECLARE_TRACE(name, PARAMS(proto), PARAMS(args)))
  27 #define LTTNG_TRACEPOINT_EVENT_CODE(name, proto, args, _locvar, _code_pre, fields, _code_post) \
  28         _LTTNG_INSTRUMENTATION(DECLARE_TRACE(name, PARAMS(proto), PARAMS(args)))
  29 #define LTTNG_TRACEPOINT_EVENT_CODE_MAP(name, map, proto, args, _locvar, _code_pre, fields, _code_post) \
  30         _LTTNG_INSTRUMENTATION(DECLARE_TRACE(name, PARAMS(proto), PARAMS(args)))
  31 #define LTTNG_TRACEPOINT_EVENT_MAP(name, map, proto, args, fields) \
  32         _LTTNG_INSTRUMENTATION(DECLARE_TRACE(name, PARAMS(proto), PARAMS(args)))
  33 #define LTTNG_TRACEPOINT_EVENT_MAP_NOARGS(name, map, fields) \
  34         _LTTNG_INSTRUMENTATION(DECLARE_TRACE_NOARGS(name))
  35
  36 #define LTTNG_TRACEPOINT_EVENT_CLASS(name, proto, args, fields)
  37 #define LTTNG_TRACEPOINT_EVENT_CLASS_CODE(_name, _proto, _args, _locvar, _code_pre, _fields, _code_post)
  38 #define LTTNG_TRACEPOINT_EVENT_CLASS_CODE_NOARGS(_name, _locvar, _code_pre, _fields, _code_post)
  39
  40 #define LTTNG_TRACEPOINT_EVENT_INSTANCE(template, name, proto, args) \
  41         _LTTNG_INSTRUMENTATION(DECLARE_TRACE(name, PARAMS(proto), PARAMS(args)))
  42 #define LTTNG_TRACEPOINT_EVENT_INSTANCE_NOARGS(template, name) \
  43         _LTTNG_INSTRUMENTATION(DECLARE_TRACE_NOARGS(name))
  44 #define LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(_template, _name, _map, _proto, _args) \
  45         _LTTNG_INSTRUMENTATION(DECLARE_TRACE(name, PARAMS(proto), PARAMS(args)))
  46 #define LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP_NOARGS(_template, _name, _map) \
  47         _LTTNG_INSTRUMENTATION(DECLARE_TRACE_NOARGS(name))
  48
  49 #define LTTNG_TRACEPOINT_ENUM(_name, _values)
  50
  51 #endif /* LTTNG_TRACEPOINT_EVENT_H */