Release 4.12 include/trace/events/printk.h

#undef TRACE_SYSTEM

#define TRACE_SYSTEM printk

#if !defined(_TRACE_PRINTK_H) || defined(TRACE_HEADER_MULTI_READ)

#define _TRACE_PRINTK_H

#include <linux/tracepoint.h>

TRACE_EVENT(console,
	TP_PROTO(const char *text, size_t len),

	TP_ARGS(text, len),

	TP_STRUCT__entry(
                __dynamic_array(char, msg, len + 1)
        ),

	TP_fast_assign(
		/*
                 * Each trace entry is printed in a new line.
                 * If the msg finishes with '\n', cut it off
                 * to avoid blank lines in the trace.
                 */
		if ((len > 0) && (text[len-1] == '\n'))
                        len -= 1;

                memcpy(__get_str(msg), text, len);
                __get_str(msg)[len] = 0;
        ),

	TP_printk("%s", __get_str(msg))
);
#endif /* _TRACE_PRINTK_H */

/* This part must be outside protection */
#include <trace/define_trace.h>
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Johannes Berg
48
76.19%
1
33.33%
Daniel Bristot de Oliveira
11
17.46%
1
33.33%
Jovi Zhangwei
4
6.35%
1
33.33%
Total
63
100.00%
3
100.00%
Directory: include/trace/events

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