1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Declarations for error reporting tracepoints.
5 * Copyright (C) 2021, Google LLC.
8 #define TRACE_SYSTEM error_report
10 #if !defined(_TRACE_ERROR_REPORT_H) || defined(TRACE_HEADER_MULTI_READ)
11 #define _TRACE_ERROR_REPORT_H
13 #include <linux/tracepoint.h>
15 #ifndef __ERROR_REPORT_DECLARE_TRACE_ENUMS_ONCE_ONLY
16 #define __ERROR_REPORT_DECLARE_TRACE_ENUMS_ONCE_ONLY
19 ERROR_DETECTOR_KFENCE,
23 #endif /* __ERROR_REPORT_DECLARE_TRACE_ENUMS_ONCE_ONLY */
25 #define error_detector_list \
26 EM(ERROR_DETECTOR_KFENCE, "kfence") \
27 EMe(ERROR_DETECTOR_KASAN, "kasan")
28 /* Always end the list with an EMe. */
33 #define EM(a, b) TRACE_DEFINE_ENUM(a);
34 #define EMe(a, b) TRACE_DEFINE_ENUM(a);
41 #define EM(a, b) { a, b },
42 #define EMe(a, b) { a, b }
44 #define show_error_detector_list(val) \
45 __print_symbolic(val, error_detector_list)
47 DECLARE_EVENT_CLASS(error_report_template,
48 TP_PROTO(enum error_detector error_detector, unsigned long id),
49 TP_ARGS(error_detector, id),
50 TP_STRUCT__entry(__field(enum error_detector, error_detector)
51 __field(unsigned long, id)),
52 TP_fast_assign(__entry->error_detector = error_detector;
55 show_error_detector_list(__entry->error_detector),
59 * error_report_end - called after printing the error report
60 * @error_detector: short string describing the error detection tool
61 * @id: pseudo-unique descriptor identifying the report
62 * (e.g. the memory access address)
64 * This event occurs right after a debugging tool finishes printing the error
67 DEFINE_EVENT(error_report_template, error_report_end,
68 TP_PROTO(enum error_detector error_detector, unsigned long id),
69 TP_ARGS(error_detector, id));
71 #endif /* _TRACE_ERROR_REPORT_H */
73 /* This part must be outside protection */
74 #include <trace/define_trace.h>