Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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kernel
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linux
1/* SPDX-License-Identifier: GPL-2.0 */
2/* For debugging general purposes */
3#ifndef __PERF_DEBUG_H
4#define __PERF_DEBUG_H
5
6#include <stdarg.h>
7#include <stdbool.h>
8#include <linux/compiler.h>
9
10extern int verbose;
11extern bool quiet, dump_trace;
12extern int debug_ordered_events;
13extern int debug_data_convert;
14
15#ifndef pr_fmt
16#define pr_fmt(fmt) fmt
17#endif
18
19#define pr_err(fmt, ...) \
20 eprintf(0, verbose, pr_fmt(fmt), ##__VA_ARGS__)
21#define pr_warning(fmt, ...) \
22 eprintf(0, verbose, pr_fmt(fmt), ##__VA_ARGS__)
23#define pr_info(fmt, ...) \
24 eprintf(0, verbose, pr_fmt(fmt), ##__VA_ARGS__)
25#define pr_debug(fmt, ...) \
26 eprintf(1, verbose, pr_fmt(fmt), ##__VA_ARGS__)
27#define pr_debugN(n, fmt, ...) \
28 eprintf(n, verbose, pr_fmt(fmt), ##__VA_ARGS__)
29#define pr_debug2(fmt, ...) pr_debugN(2, pr_fmt(fmt), ##__VA_ARGS__)
30#define pr_debug3(fmt, ...) pr_debugN(3, pr_fmt(fmt), ##__VA_ARGS__)
31#define pr_debug4(fmt, ...) pr_debugN(4, pr_fmt(fmt), ##__VA_ARGS__)
32
33#define pr_time_N(n, var, t, fmt, ...) \
34 eprintf_time(n, var, t, fmt, ##__VA_ARGS__)
35
36#define pr_oe_time(t, fmt, ...) pr_time_N(1, debug_ordered_events, t, pr_fmt(fmt), ##__VA_ARGS__)
37#define pr_oe_time2(t, fmt, ...) pr_time_N(2, debug_ordered_events, t, pr_fmt(fmt), ##__VA_ARGS__)
38
39#define STRERR_BUFSIZE 128 /* For the buffer size of str_error_r */
40
41union perf_event;
42
43int dump_printf(const char *fmt, ...) __printf(1, 2);
44void trace_event(union perf_event *event);
45
46int ui__error(const char *format, ...) __printf(1, 2);
47int ui__warning(const char *format, ...) __printf(1, 2);
48
49void pr_stat(const char *fmt, ...);
50
51int eprintf(int level, int var, const char *fmt, ...) __printf(3, 4);
52int eprintf_time(int level, int var, u64 t, const char *fmt, ...) __printf(4, 5);
53int veprintf(int level, int var, const char *fmt, va_list args);
54
55int perf_debug_option(const char *str);
56void perf_debug_setup(void);
57int perf_quiet_option(void);
58
59void dump_stack(void);
60void sighandler_dump_stack(int sig);
61
62#endif /* __PERF_DEBUG_H */