1 #ifndef __PERF_HEADER_H
2 #define __PERF_HEADER_H
4 #include "../../../include/uapi/linux/perf_event.h"
10 #include <linux/bitmap.h>
13 HEADER_RESERVED
= 0, /* always cleared */
14 HEADER_FIRST_FEATURE
= 1,
15 HEADER_TRACING_DATA
= 1,
33 HEADER_FEAT_BITS
= 256,
36 struct perf_file_section
{
41 struct perf_file_header
{
45 struct perf_file_section attrs
;
46 struct perf_file_section data
;
47 struct perf_file_section event_types
;
48 DECLARE_BITMAP(adds_features
, HEADER_FEAT_BITS
);
51 struct perf_pipe_file_header
{
58 int perf_file_header__read(struct perf_file_header
*header
,
59 struct perf_header
*ph
, int fd
);
61 struct perf_session_env
{
70 unsigned long long total_mem
;
76 int nr_sibling_threads
;
77 char *sibling_threads
;
92 DECLARE_BITMAP(adds_features
, HEADER_FEAT_BITS
);
93 struct perf_session_env env
;
99 int perf_session__read_header(struct perf_session
*session
, int fd
);
100 int perf_session__write_header(struct perf_session
*session
,
101 struct perf_evlist
*evlist
,
102 int fd
, bool at_exit
);
103 int perf_header__write_pipe(int fd
);
105 int perf_header__push_event(u64 id
, const char *name
);
106 char *perf_header__find_event(u64 id
);
108 void perf_header__set_feat(struct perf_header
*header
, int feat
);
109 void perf_header__clear_feat(struct perf_header
*header
, int feat
);
110 bool perf_header__has_feat(const struct perf_header
*header
, int feat
);
112 int perf_header__set_cmdline(int argc
, const char **argv
);
114 int perf_header__process_sections(struct perf_header
*header
, int fd
,
116 int (*process
)(struct perf_file_section
*section
,
117 struct perf_header
*ph
,
118 int feat
, int fd
, void *data
));
120 int perf_header__fprintf_info(struct perf_session
*s
, FILE *fp
, bool full
);
122 int build_id_cache__add_s(const char *sbuild_id
, const char *debugdir
,
123 const char *name
, bool is_kallsyms
, bool is_vdso
);
124 int build_id_cache__remove_s(const char *sbuild_id
, const char *debugdir
);
126 int perf_event__synthesize_attr(struct perf_tool
*tool
,
127 struct perf_event_attr
*attr
, u32 ids
, u64
*id
,
128 perf_event__handler_t process
);
129 int perf_event__synthesize_attrs(struct perf_tool
*tool
,
130 struct perf_session
*session
,
131 perf_event__handler_t process
);
132 int perf_event__process_attr(union perf_event
*event
, struct perf_evlist
**pevlist
);
134 int perf_event__synthesize_event_type(struct perf_tool
*tool
,
135 u64 event_id
, char *name
,
136 perf_event__handler_t process
,
137 struct machine
*machine
);
138 int perf_event__synthesize_event_types(struct perf_tool
*tool
,
139 perf_event__handler_t process
,
140 struct machine
*machine
);
141 int perf_event__process_event_type(struct perf_tool
*tool
,
142 union perf_event
*event
);
144 int perf_event__synthesize_tracing_data(struct perf_tool
*tool
,
145 int fd
, struct perf_evlist
*evlist
,
146 perf_event__handler_t process
);
147 int perf_event__process_tracing_data(union perf_event
*event
,
148 struct perf_session
*session
);
150 int perf_event__synthesize_build_id(struct perf_tool
*tool
,
151 struct dso
*pos
, u16 misc
,
152 perf_event__handler_t process
,
153 struct machine
*machine
);
154 int perf_event__process_build_id(struct perf_tool
*tool
,
155 union perf_event
*event
,
156 struct perf_session
*session
);
159 * arch specific callback
161 int get_cpuid(char *buffer
, size_t sz
);
163 #endif /* __PERF_HEADER_H */