include/trace/events/notifier.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM notifier
   4
   5 #if !defined(_TRACE_NOTIFIERS_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define _TRACE_NOTIFIERS_H
   7
   8 #include <linux/tracepoint.h>
   9
  10 DECLARE_EVENT_CLASS(notifier_info,
  11
  12         TP_PROTO(void *cb),
  13
  14         TP_ARGS(cb),
  15
  16         TP_STRUCT__entry(
  17                 __field(void *, cb)
  18         ),
  19
  20         TP_fast_assign(
  21                 __entry->cb = cb;
  22         ),
  23
  24         TP_printk("%ps", __entry->cb)
  25 );
  26
  27 /*
  28  * notifier_register - called upon notifier callback registration
  29  *
  30  * @cb:         callback pointer
  31  *
  32  */
  33 DEFINE_EVENT(notifier_info, notifier_register,
  34
  35         TP_PROTO(void *cb),
  36
  37         TP_ARGS(cb)
  38 );
  39
  40 /*
  41  * notifier_unregister - called upon notifier callback unregistration
  42  *
  43  * @cb:         callback pointer
  44  *
  45  */
  46 DEFINE_EVENT(notifier_info, notifier_unregister,
  47
  48         TP_PROTO(void *cb),
  49
  50         TP_ARGS(cb)
  51 );
  52
  53 /*
  54  * notifier_run - called upon notifier callback execution
  55  *
  56  * @cb:         callback pointer
  57  *
  58  */
  59 DEFINE_EVENT(notifier_info, notifier_run,
  60
  61         TP_PROTO(void *cb),
  62
  63         TP_ARGS(cb)
  64 );
  65
  66 #endif /* _TRACE_NOTIFIERS_H */
  67
  68 /* This part must be outside protection */
  69 #include <trace/define_trace.h>