trace.h 1.4 KB

12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364
  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. /* Copyright (C) B.A.T.M.A.N. contributors:
  3. *
  4. * Sven Eckelmann
  5. */
  6. #if !defined(_NET_BATMAN_ADV_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
  7. #define _NET_BATMAN_ADV_TRACE_H_
  8. #include "main.h"
  9. #include <linux/netdevice.h>
  10. #include <linux/percpu.h>
  11. #include <linux/printk.h>
  12. #include <linux/tracepoint.h>
  13. #undef TRACE_SYSTEM
  14. #define TRACE_SYSTEM batadv
  15. /* provide dummy function when tracing is disabled */
  16. #if !defined(CONFIG_BATMAN_ADV_TRACING)
  17. #undef TRACE_EVENT
  18. #define TRACE_EVENT(name, proto, ...) \
  19. static inline void trace_ ## name(proto) {}
  20. #endif /* CONFIG_BATMAN_ADV_TRACING */
  21. TRACE_EVENT(batadv_dbg,
  22. TP_PROTO(struct batadv_priv *bat_priv,
  23. struct va_format *vaf),
  24. TP_ARGS(bat_priv, vaf),
  25. TP_STRUCT__entry(
  26. __string(device, bat_priv->soft_iface->name)
  27. __string(driver, KBUILD_MODNAME)
  28. __vstring(msg, vaf->fmt, vaf->va)
  29. ),
  30. TP_fast_assign(
  31. __assign_str(device);
  32. __assign_str(driver);
  33. __assign_vstr(msg, vaf->fmt, vaf->va);
  34. ),
  35. TP_printk(
  36. "%s %s %s",
  37. __get_str(driver),
  38. __get_str(device),
  39. __get_str(msg)
  40. )
  41. );
  42. #endif /* _NET_BATMAN_ADV_TRACE_H_ || TRACE_HEADER_MULTI_READ */
  43. #undef TRACE_INCLUDE_PATH
  44. #define TRACE_INCLUDE_PATH .
  45. #undef TRACE_INCLUDE_FILE
  46. #define TRACE_INCLUDE_FILE trace
  47. /* This part must be outside protection */
  48. #include <trace/define_trace.h>