samples/ftrace/sample-trace-array.h

1 /* SPDX-License-Identifier: GPL-2.0 */
9  * In this case, it would look for sample-trace.h
15  * This file is called sample-trace-array.h but we want the system
16  * to be called "sample-subsystem". Therefore we must define the name of this
19  * #define TRACE_INCLUDE_FILE sample-trace-array
27 #define TRACE_SYSTEM sample-subsystem
30  * TRACE_SYSTEM is expected to be a C valid variable (alpha-numeric
38  * But the above is only needed if TRACE_SYSTEM is not alpha-numeric
40  * TRACE_SYSTEM. As TRACE_SYSTEM_VAR must be alpha-numeric, if
42  * only alpha-numeric and underscores.
62 	TP_PROTO(int count, unsigned long time),
64 	TP_ARGS(count, time),
68 		__field(unsigned long, time)
72 		__entry->count = count;
73 		__entry->time = time;
76 	TP_printk("count value=%d at jiffies=%lu", __entry->count,
77 		__entry->time)
83 #define TRACE_INCLUDE_FILE sample-trace-array