include/trace/events/watchdog.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM watchdog
   4
   5 #if !defined(_TRACE_WATCHDOG_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define _TRACE_WATCHDOG_H
   7
   8 #include <linux/watchdog.h>
   9 #include <linux/tracepoint.h>
  10
  11 DECLARE_EVENT_CLASS(watchdog_template,
  12
  13         TP_PROTO(struct watchdog_device *wdd, int err),
  14
  15         TP_ARGS(wdd, err),
  16
  17         TP_STRUCT__entry(
  18                 __field(int, id)
  19                 __field(int, err)
  20         ),
  21
  22         TP_fast_assign(
  23                 __entry->id = wdd->id;
  24                 __entry->err = err;
  25         ),
  26
  27         TP_printk("watchdog%d err=%d", __entry->id, __entry->err)
  28 );
  29
  30 DEFINE_EVENT(watchdog_template, watchdog_start,
  31         TP_PROTO(struct watchdog_device *wdd, int err),
  32         TP_ARGS(wdd, err));
  33
  34 DEFINE_EVENT(watchdog_template, watchdog_ping,
  35         TP_PROTO(struct watchdog_device *wdd, int err),
  36         TP_ARGS(wdd, err));
  37
  38 DEFINE_EVENT(watchdog_template, watchdog_stop,
  39         TP_PROTO(struct watchdog_device *wdd, int err),
  40         TP_ARGS(wdd, err));
  41
  42 TRACE_EVENT(watchdog_set_timeout,
  43
  44         TP_PROTO(struct watchdog_device *wdd, unsigned int timeout, int err),
  45
  46         TP_ARGS(wdd, timeout, err),
  47
  48         TP_STRUCT__entry(
  49                 __field(int, id)
  50                 __field(unsigned int, timeout)
  51                 __field(int, err)
  52         ),
  53
  54         TP_fast_assign(
  55                 __entry->id = wdd->id;
  56                 __entry->timeout = timeout;
  57                 __entry->err = err;
  58         ),
  59
  60         TP_printk("watchdog%d timeout=%u err=%d", __entry->id, __entry->timeout, __entry->err)
  61 );
  62
  63 #endif /* !defined(_TRACE_WATCHDOG_H) || defined(TRACE_HEADER_MULTI_READ) */
  64
  65 /* This part must be outside protection */
  66 #include <trace/define_trace.h>