tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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
9TRACE_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 /*
20 * Each trace entry is printed in a new line.
21 * If the msg finishes with '\n', cut it off
22 * to avoid blank lines in the trace.
23 */
24 if ((len > 0) && (text[len-1] == '\n'))
25 len -= 1;
26
27 memcpy(__get_str(msg), text, len);
28 __get_str(msg)[len] = 0;
29 ),
30
31 TP_printk("%s", __get_str(msg))
32);
33#endif /* _TRACE_PRINTK_H */
34
35/* This part must be outside protection */
36#include <trace/define_trace.h>