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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
| commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
| tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /include/trace/events/printk.h | |
| parent | Initial commit. (diff) | |
| download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip | |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/trace/events/printk.h')
| -rw-r--r-- | include/trace/events/printk.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/include/trace/events/printk.h b/include/trace/events/printk.h new file mode 100644 index 0000000000..13d405b2fd --- /dev/null +++ b/include/trace/events/printk.h @@ -0,0 +1,37 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#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> |