git.sesse.net Git - bcachefs-tools-debian/blob - c_src/include/linux/tracepoint.h

   1 #ifndef __TOOLS_LINUX_TRACEPOINT_H
   2 #define __TOOLS_LINUX_TRACEPOINT_H
   3
   4 #define PARAMS(args...) args
   5
   6 #define TP_PROTO(args...)       args
   7 #define TP_ARGS(args...)        args
   8 #define TP_CONDITION(args...)   args
   9
  10 #define __DECLARE_TRACE(name, proto, args, cond, data_proto, data_args) \
  11         static inline void trace_##name(proto)                          \
  12         { }                                                             \
  13         static inline void trace_##name##_rcuidle(proto)                \
  14         { }                                                             \
  15         static inline int                                               \
  16         register_trace_##name(void (*probe)(data_proto),                \
  17                               void *data)                               \
  18         {                                                               \
  19                 return -ENOSYS;                                         \
  20         }                                                               \
  21         static inline int                                               \
  22         unregister_trace_##name(void (*probe)(data_proto),              \
  23                                 void *data)                             \
  24         {                                                               \
  25                 return -ENOSYS;                                         \
  26         }                                                               \
  27         static inline void check_trace_callback_type_##name(void (*cb)(data_proto)) \
  28         {                                                               \
  29         }                                                               \
  30         static inline bool                                              \
  31         trace_##name##_enabled(void)                                    \
  32         {                                                               \
  33                 return false;                                           \
  34         }
  35
  36 #define DEFINE_TRACE_FN(name, reg, unreg)
  37 #define DEFINE_TRACE(name)
  38 #define EXPORT_TRACEPOINT_SYMBOL_GPL(name)
  39 #define EXPORT_TRACEPOINT_SYMBOL(name)
  40
  41 #define DECLARE_TRACE_NOARGS(name)                                      \
  42         __DECLARE_TRACE(name, void, ,                                   \
  43                         cpu_online(raw_smp_processor_id()),             \
  44                         void *__data, __data)
  45
  46 #define DECLARE_TRACE(name, proto, args)                                \
  47         __DECLARE_TRACE(name, PARAMS(proto), PARAMS(args),              \
  48                         cpu_online(raw_smp_processor_id()),             \
  49                         PARAMS(void *__data, proto),                    \
  50                         PARAMS(__data, args))
  51
  52 #define DECLARE_EVENT_CLASS(name, proto, args, tstruct, assign, print)
  53 #define DEFINE_EVENT(template, name, proto, args)               \
  54         DECLARE_TRACE(name, PARAMS(proto), PARAMS(args))
  55 #define DEFINE_EVENT_FN(template, name, proto, args, reg, unreg)\
  56         DECLARE_TRACE(name, PARAMS(proto), PARAMS(args))
  57 #define DEFINE_EVENT_PRINT(template, name, proto, args, print)  \
  58         DECLARE_TRACE(name, PARAMS(proto), PARAMS(args))
  59 #define TRACE_EVENT(name, proto, args, struct, assign, print)   \
  60         DECLARE_TRACE(name, PARAMS(proto), PARAMS(args))
  61
  62 #endif /* __TOOLS_LINUX_TRACEPOINT_H */