probes/lttng-tracepoint-event.h

   1 #ifndef LTTNG_TRACEPOINT_EVENT_H
   2 #define LTTNG_TRACEPOINT_EVENT_H
   3
   4 /*
   5  * lttng-tracepoint-event.h
   6  *
   7  * Copyright (C) 2014 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; only
  12  * version 2.1 of the License.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  22  */
  23
  24 #include <linux/tracepoint.h>
  25
  26 /*
  27  * If code defines LTTNG_INSTRUMENTATION before including the instrumentation
  28  * header, generate the instrumentation static inlines. Else, it means
  29  * we are a probe for the Linux kernel, and it is the probe responsibility
  30  * to have already included the Linux kernel instrumentation header.
  31  */
  32 #ifdef LTTNG_INSTRUMENTATION
  33 #define _LTTNG_INSTRUMENTATION(...)     __VA_ARGS__
  34 #else
  35 #define _LTTNG_INSTRUMENTATION(...)
  36 #endif
  37
  38 #define LTTNG_TRACEPOINT_EVENT(name, proto, args, fields) \
  39         _LTTNG_INSTRUMENTATION(DECLARE_TRACE(name, PARAMS(proto), PARAMS(args)))
  40 #define LTTNG_TRACEPOINT_EVENT_CODE(name, proto, args, _locvar, _code, fields) \
  41         _LTTNG_INSTRUMENTATION(DECLARE_TRACE(name, PARAMS(proto), PARAMS(args)))
  42 #define LTTNG_TRACEPOINT_EVENT_CODE_MAP(name, map, proto, args, _locvar, _code, fields) \
  43         _LTTNG_INSTRUMENTATION(DECLARE_TRACE(name, PARAMS(proto), PARAMS(args)))
  44 #define LTTNG_TRACEPOINT_EVENT_MAP(name, map, proto, args, fields) \
  45         _LTTNG_INSTRUMENTATION(DECLARE_TRACE(name, PARAMS(proto), PARAMS(args)))
  46 #define LTTNG_TRACEPOINT_EVENT_MAP_NOARGS(name, map, fields) \
  47         _LTTNG_INSTRUMENTATION(DECLARE_TRACE_NOARGS(name))
  48
  49 #define LTTNG_TRACEPOINT_EVENT_CLASS(name, proto, args, fields)
  50 #define LTTNG_TRACEPOINT_EVENT_CLASS_CODE(_name, _proto, _args, _locvar, _code, _fields)
  51 #define LTTNG_TRACEPOINT_EVENT_CLASS_CODE_NOARGS(_name, _locvar, _code, _fields)
  52
  53 #define LTTNG_TRACEPOINT_EVENT_INSTANCE(template, name, proto, args) \
  54         _LTTNG_INSTRUMENTATION(DECLARE_TRACE(name, PARAMS(proto), PARAMS(args)))
  55 #define LTTNG_TRACEPOINT_EVENT_INSTANCE_NOARGS(template, name) \
  56         _LTTNG_INSTRUMENTATION(DECLARE_TRACE_NOARGS(name))
  57 #define LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(_template, _name, _map, _proto, _args) \
  58         _LTTNG_INSTRUMENTATION(DECLARE_TRACE(name, PARAMS(proto), PARAMS(args)))
  59 #define LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP_NOARGS(_template, _name, _map) \
  60         _LTTNG_INSTRUMENTATION(DECLARE_TRACE_NOARGS(name))
  61
  62 #endif /* LTTNG_TRACEPOINT_EVENT_H */