kernel/include/trace/events/printk.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM printk
   3
   4 #if !defined(_TRACE_PRINTK_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define _TRACE_PRINTK_H
   6
   7 #include <linux/tracepoint.h>
   8
   9 TRACE_EVENT(console,
  10         TP_PROTO(const char *text, size_t len),
  11
  12         TP_ARGS(text, len),
  13
  14         TP_STRUCT__entry(
  15                 __dynamic_array(char, msg, len + 1)
  16         ),
  17
  18         TP_fast_assign(
  19                 memcpy(__get_dynamic_array(msg), text, len);
  20                 ((char *)__get_dynamic_array(msg))[len] = 0;
  21         ),
  22
  23         TP_printk("%s", __get_str(msg))
  24 );
  25 #endif /* _TRACE_PRINTK_H */
  26
  27 /* This part must be outside protection */
  28 #include <trace/define_trace.h>