probes/lttng-probe-writeback.c

   1 /* SPDX-License-Identifier: (GPL-2.0-only or LGPL-2.1-only)
   2  *
   3  * probes/lttng-probe-writeback.c
   4  *
   5  * LTTng writeback probes.
   6  *
   7  * Copyright (C) 2010-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   8  * Copyright (C) 2012 Mentor Graphics Corp.
   9  */
  10
  11 #include <linux/module.h>
  12 #include <linux/device.h>
  13 #include <linux/mm.h>
  14 #include <lttng/lttng-tracer.h>
  15
  16 /*
  17  * Create the tracepoint static inlines from the kernel to validate that our
  18  * trace event macros match the kernel we run on.
  19  */
  20 #include <trace/events/writeback.h>
  21
  22 #include <lttng/lttng-kernel-version.h>
  23
  24 /* #if <check version number if global_dirty_limit will be exported> */
  25
  26 #define global_dirty_limit wrapper_global_dirty_limit()
  27
  28 /* #endif <check version number> */
  29
  30 /*
  31  * Create LTTng tracepoint probes.
  32  */
  33 #define LTTNG_PACKAGE_BUILD
  34 #define CREATE_TRACE_POINTS
  35 #define TRACE_INCLUDE_PATH instrumentation/events/lttng-module
  36
  37 #include <instrumentation/events/lttng-module/writeback.h>
  38
  39 MODULE_LICENSE("GPL and additional rights");
  40 MODULE_AUTHOR("Andrew Gabbasov <andrew_gabbasov@mentor.com>");
  41 MODULE_DESCRIPTION("LTTng writeback probes");
  42 MODULE_VERSION(__stringify(LTTNG_MODULES_MAJOR_VERSION) "."
  43         __stringify(LTTNG_MODULES_MINOR_VERSION) "."
  44         __stringify(LTTNG_MODULES_PATCHLEVEL_VERSION)
  45         LTTNG_MODULES_EXTRAVERSION);