probes/lttng-probe-writeback.c

   1 /* SPDX-License-Identifier: (GPL-2.0 or LGPL-2.1)
   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-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-kernel-version.h>
  23 #include <wrapper/writeback.h>
  24
  25 /* #if <check version number if global_dirty_limit will be exported> */
  26
  27 #define global_dirty_limit wrapper_global_dirty_limit()
  28
  29 /* #endif <check version number> */
  30
  31 /*
  32  * Create LTTng tracepoint probes.
  33  */
  34 #define LTTNG_PACKAGE_BUILD
  35 #define CREATE_TRACE_POINTS
  36 #define TRACE_INCLUDE_PATH instrumentation/events/lttng-module
  37
  38 #include <instrumentation/events/lttng-module/writeback.h>
  39
  40 MODULE_LICENSE("GPL and additional rights");
  41 MODULE_AUTHOR("Andrew Gabbasov <andrew_gabbasov@mentor.com>");
  42 MODULE_DESCRIPTION("LTTng writeback probes");
  43 MODULE_VERSION(__stringify(LTTNG_MODULES_MAJOR_VERSION) "."
  44         __stringify(LTTNG_MODULES_MINOR_VERSION) "."
  45         __stringify(LTTNG_MODULES_PATCHLEVEL_VERSION)
  46         LTTNG_MODULES_EXTRAVERSION);