1// SPDX-License-Identifier: GPL-2.0
2#undef TRACE_SYSTEM
3#define TRACE_SYSTEM benchmark
4
5#if !defined(_TRACE_BENCHMARK_H) || defined(TRACE_HEADER_MULTI_READ)
6#define _TRACE_BENCHMARK_H
7
8#include <linux/tracepoint.h>
9
10extern int trace_benchmark_reg(void);
11extern void trace_benchmark_unreg(void);
12
13#define BENCHMARK_EVENT_STRLEN 128
14
15TRACE_EVENT_FN(benchmark_event,
16
17 TP_PROTO(const char *str, u64 delta),
18
19 TP_ARGS(str, delta),
20
21 TP_STRUCT__entry(
22 __array( char, str, BENCHMARK_EVENT_STRLEN )
23 __field( u64, delta)
24 ),
25
26 TP_fast_assign(
27 memcpy(__entry->str, str, BENCHMARK_EVENT_STRLEN);
28 __entry->delta = delta;
29 ),
30
31 TP_printk("%s delta=%llu", __entry->str, __entry->delta),
32
33 trace_benchmark_reg, trace_benchmark_unreg
34);
35
36#endif /* _TRACE_BENCHMARK_H */
37
38#undef TRACE_INCLUDE_FILE
39#undef TRACE_INCLUDE_PATH
40#define TRACE_INCLUDE_PATH .
41#define TRACE_INCLUDE_FILE trace_benchmark
42
43/* This part must be outside protection */
44#include <trace/define_trace.h>
45

source code of linux/kernel/trace/trace_benchmark.h