1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */ 2cd84c2acSFrederic Weisbecker /* For debugging general purposes */ 38b40f521SJohn Kacur #ifndef __PERF_DEBUG_H 48b40f521SJohn Kacur #define __PERF_DEBUG_H 5cd84c2acSFrederic Weisbecker 6b22bb139SArnaldo Carvalho de Melo #include <stdarg.h> 7c0555642SIan Munsie #include <stdbool.h> 88abceacfSJiri Olsa #include <stdio.h> 9afaed6d3SArnaldo Carvalho de Melo #include <linux/compiler.h> 108f41146aSArnaldo Carvalho de Melo 11cd84c2acSFrederic Weisbecker extern int verbose; 12ccd26741SRavi Bangoria extern int debug_peo_args; 13b44308f5SArnaldo Carvalho de Melo extern bool quiet, dump_trace; 14cee3ab9cSJiri Olsa extern int debug_ordered_events; 15edbe9817SJiri Olsa extern int debug_data_convert; 16cd84c2acSFrederic Weisbecker 1784f5d36fSJiri Olsa #ifndef pr_fmt 1884f5d36fSJiri Olsa #define pr_fmt(fmt) fmt 1984f5d36fSJiri Olsa #endif 2084f5d36fSJiri Olsa 2184f5d36fSJiri Olsa #define pr_err(fmt, ...) \ 22c95688aaSJiri Olsa eprintf(0, verbose, pr_fmt(fmt), ##__VA_ARGS__) 2384f5d36fSJiri Olsa #define pr_warning(fmt, ...) \ 24c95688aaSJiri Olsa eprintf(0, verbose, pr_fmt(fmt), ##__VA_ARGS__) 25*1094795eSJames Clark #define pr_warning_once(fmt, ...) ({ \ 26*1094795eSJames Clark static int __warned; \ 27*1094795eSJames Clark if (unlikely(!__warned)) { \ 28*1094795eSJames Clark pr_warning(fmt, ##__VA_ARGS__); \ 29*1094795eSJames Clark __warned = 1; \ 30*1094795eSJames Clark } \ 31*1094795eSJames Clark }) 3284f5d36fSJiri Olsa #define pr_info(fmt, ...) \ 33c95688aaSJiri Olsa eprintf(0, verbose, pr_fmt(fmt), ##__VA_ARGS__) 3484f5d36fSJiri Olsa #define pr_debug(fmt, ...) \ 35c95688aaSJiri Olsa eprintf(1, verbose, pr_fmt(fmt), ##__VA_ARGS__) 3684f5d36fSJiri Olsa #define pr_debugN(n, fmt, ...) \ 37c95688aaSJiri Olsa eprintf(n, verbose, pr_fmt(fmt), ##__VA_ARGS__) 3884f5d36fSJiri Olsa #define pr_debug2(fmt, ...) pr_debugN(2, pr_fmt(fmt), ##__VA_ARGS__) 3984f5d36fSJiri Olsa #define pr_debug3(fmt, ...) pr_debugN(3, pr_fmt(fmt), ##__VA_ARGS__) 4084f5d36fSJiri Olsa #define pr_debug4(fmt, ...) pr_debugN(4, pr_fmt(fmt), ##__VA_ARGS__) 4184f5d36fSJiri Olsa 42ccd26741SRavi Bangoria /* Special macro to print perf_event_open arguments/return value. */ 43ccd26741SRavi Bangoria #define pr_debug2_peo(fmt, ...) { \ 44ccd26741SRavi Bangoria if (debug_peo_args) \ 45ccd26741SRavi Bangoria pr_debugN(0, pr_fmt(fmt), ##__VA_ARGS__); \ 46ccd26741SRavi Bangoria else \ 47ccd26741SRavi Bangoria pr_debugN(2, pr_fmt(fmt), ##__VA_ARGS__); \ 48ccd26741SRavi Bangoria } 49ccd26741SRavi Bangoria 50cee3ab9cSJiri Olsa #define pr_time_N(n, var, t, fmt, ...) \ 51cee3ab9cSJiri Olsa eprintf_time(n, var, t, fmt, ##__VA_ARGS__) 52cee3ab9cSJiri Olsa 53cee3ab9cSJiri Olsa #define pr_oe_time(t, fmt, ...) pr_time_N(1, debug_ordered_events, t, pr_fmt(fmt), ##__VA_ARGS__) 54cee3ab9cSJiri Olsa #define pr_oe_time2(t, fmt, ...) pr_time_N(2, debug_ordered_events, t, pr_fmt(fmt), ##__VA_ARGS__) 55cee3ab9cSJiri Olsa 56c8b5f2c9SArnaldo Carvalho de Melo #define STRERR_BUFSIZE 128 /* For the buffer size of str_error_r */ 57b2348e1dSMasami Hiramatsu 588520a98dSArnaldo Carvalho de Melo union perf_event; 598520a98dSArnaldo Carvalho de Melo 60afaed6d3SArnaldo Carvalho de Melo int dump_printf(const char *fmt, ...) __printf(1, 2); 618115d60cSArnaldo Carvalho de Melo void trace_event(union perf_event *event); 62567e5479SArnaldo Carvalho de Melo 63afaed6d3SArnaldo Carvalho de Melo int ui__error(const char *format, ...) __printf(1, 2); 64afaed6d3SArnaldo Carvalho de Melo int ui__warning(const char *format, ...) __printf(1, 2); 65*1094795eSJames Clark #define ui__warning_once(format, ...) ({ \ 66*1094795eSJames Clark static int __warned; \ 67*1094795eSJames Clark if (unlikely(!__warned)) { \ 68*1094795eSJames Clark ui__warning(format, ##__VA_ARGS__); \ 69*1094795eSJames Clark __warned = 1; \ 70*1094795eSJames Clark } \ 71*1094795eSJames Clark }) 72068ffaa8SArnaldo Carvalho de Melo 73f772abc6SJiri Olsa void pr_stat(const char *fmt, ...); 74f772abc6SJiri Olsa 75afaed6d3SArnaldo Carvalho de Melo int eprintf(int level, int var, const char *fmt, ...) __printf(3, 4); 76afaed6d3SArnaldo Carvalho de Melo int eprintf_time(int level, int var, u64 t, const char *fmt, ...) __printf(4, 5); 770af0885eSWang Nan int veprintf(int level, int var, const char *fmt, va_list args); 7884f5d36fSJiri Olsa 79bbb2cea7SJiri Olsa int perf_debug_option(const char *str); 808abceacfSJiri Olsa void debug_set_file(FILE *file); 81bcbd79d1SJiri Olsa void debug_set_display_time(bool set); 82dd629cc0SJiri Olsa void perf_debug_setup(void); 8380df1988SNamhyung Kim int perf_quiet_option(void); 84bbb2cea7SJiri Olsa 858c2b7cacSArnaldo Carvalho de Melo void dump_stack(void); 868c2b7cacSArnaldo Carvalho de Melo void sighandler_dump_stack(int sig); 878c2b7cacSArnaldo Carvalho de Melo 888b40f521SJohn Kacur #endif /* __PERF_DEBUG_H */ 89