src/probes/lttng-probe-kvm-x86-mmu.c

   1 /* SPDX-License-Identifier: (GPL-2.0-only or LGPL-2.1-only)
   2  *
   3  * probes/lttng-probe-kvm.c
   4  *
   5  * LTTng kvm probes.
   6  *
   7  * Copyright (C) 2010-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   8  */
   9
  10 #include <linux/module.h>
  11 #include <linux/kvm_host.h>
  12 #include <lttng/tracer.h>
  13 #include <lttng/kernel-version.h>
  14
  15 #include <kvm/iodev.h>
  16
  17 /*
  18  * Create the tracepoint static inlines from the kernel to validate that our
  19  * trace event macros match the kernel we run on.
  20  */
  21 #include <wrapper/tracepoint.h>
  22
  23 #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,9,0))
  24 #include <../../arch/x86/kvm/mmu/mmu_internal.h>
  25 #include <../../arch/x86/kvm/mmu/mmutrace.h>
  26 #else
  27 #include <../../arch/x86/kvm/mmutrace.h>
  28 #endif
  29
  30 #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,10,0))
  31 #include <../arch/x86/kvm/mmu.h>
  32 #include <../arch/x86/kvm/mmu/spte.h>
  33 #endif
  34
  35 #undef TRACE_INCLUDE_PATH
  36 #undef TRACE_INCLUDE_FILE
  37
  38 /*
  39  * Create LTTng tracepoint probes.
  40  */
  41 #define LTTNG_PACKAGE_BUILD
  42 #define CREATE_TRACE_POINTS
  43
  44 #define TRACE_INCLUDE_PATH instrumentation/events/arch/x86/kvm
  45 #include <instrumentation/events/arch/x86/kvm/mmutrace.h>
  46
  47 MODULE_LICENSE("GPL and additional rights");
  48 MODULE_AUTHOR("Mathieu Desnoyers <mathieu.desnoyers@efficios.com>");
  49 MODULE_DESCRIPTION("LTTng kvm mmu probes");
  50 MODULE_VERSION(__stringify(LTTNG_MODULES_MAJOR_VERSION) "."
  51         __stringify(LTTNG_MODULES_MINOR_VERSION) "."
  52         __stringify(LTTNG_MODULES_PATCHLEVEL_VERSION)
  53         LTTNG_MODULES_EXTRAVERSION);