probes/lttng-probe-btrfs.c

   1 /* SPDX-License-Identifier: (GPL-2.0 or LGPL-2.1)
   2  *
   3  * probes/lttng-probe-btrfs.c
   4  *
   5  * LTTng btrfs 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/fs.h>
  13 #include <linux/version.h>
  14 #include <../fs/btrfs/ctree.h>
  15 #include <../fs/btrfs/transaction.h>
  16 #include <../fs/btrfs/volumes.h>
  17 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,4,0))
  18 #include <../fs/btrfs/block-group.h>
  19 #endif
  20 #include <linux/dcache.h>
  21 #include <lttng-tracer.h>
  22
  23 /*
  24  * Create the tracepoint static inlines from the kernel to validate that our
  25  * trace event macros match the kernel we run on.
  26  */
  27 #include <trace/events/btrfs.h>
  28
  29 /*
  30  * Create LTTng tracepoint probes.
  31  */
  32 #define LTTNG_PACKAGE_BUILD
  33 #define CREATE_TRACE_POINTS
  34 #define TRACE_INCLUDE_PATH instrumentation/events/lttng-module
  35
  36 #include <instrumentation/events/lttng-module/btrfs.h>
  37
  38 MODULE_LICENSE("GPL and additional rights");
  39 MODULE_AUTHOR("Andrew Gabbasov <andrew_gabbasov@mentor.com>");
  40 MODULE_DESCRIPTION("LTTng btrfs probes");
  41 MODULE_VERSION(__stringify(LTTNG_MODULES_MAJOR_VERSION) "."
  42         __stringify(LTTNG_MODULES_MINOR_VERSION) "."
  43         __stringify(LTTNG_MODULES_PATCHLEVEL_VERSION)
  44         LTTNG_MODULES_EXTRAVERSION);