probes/lttng-probe-ext3.c

   1 /*
   2  * probes/lttng-probe-ext3.c
   3  *
   4  * LTTng ext3 probes.
   5  *
   6  * Copyright (C) 2010-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   7  * Copyright (C) 2012 Mentor Graphics Corp.
   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/module.h>
  25 #include <linux/fs.h>
  26 #include <linux/dcache.h>
  27 #include <linux/version.h>
  28 #include "../lttng-tracer.h"
  29
  30 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
  31 #include <../fs/ext3/ext3.h>
  32 #else
  33 #include <linux/ext3_fs_i.h>
  34 #endif
  35
  36 /*
  37  * Create the tracepoint static inlines from the kernel to validate that our
  38  * trace event macros match the kernel we run on.
  39  */
  40 #include <trace/events/ext3.h>
  41
  42 /*
  43  * Create LTTng tracepoint probes.
  44  */
  45 #define LTTNG_PACKAGE_BUILD
  46 #define CREATE_TRACE_POINTS
  47 #define TRACE_INCLUDE_PATH ../instrumentation/events/lttng-module
  48
  49 #include "../instrumentation/events/lttng-module/ext3.h"
  50
  51 MODULE_LICENSE("GPL and additional rights");
  52 MODULE_AUTHOR("Wade Farnsworth <wade_farnsworth@mentor.com>, Paul Woegerer <paul_woegerer@mentor.com>, and Andrew Gabbasov <andrew_gabbasov@mentor.com>");
  53 MODULE_DESCRIPTION("LTTng ext3 probes");
  54 MODULE_VERSION(__stringify(LTTNG_MODULES_MAJOR_VERSION) "."
  55         __stringify(LTTNG_MODULES_MINOR_VERSION) "."
  56         __stringify(LTTNG_MODULES_PATCHLEVEL_VERSION)
  57         LTTNG_MODULES_EXTRAVERSION);