1 #ifndef __PERF_EVLIST_H
2 #define __PERF_EVLIST_H 1
4 #include <linux/list.h>
15 struct perf_record_opts
;
17 #define PERF_EVLIST__HLIST_BITS 8
18 #define PERF_EVLIST__HLIST_SIZE (1 << PERF_EVLIST__HLIST_BITS)
24 union perf_event event_copy
;
28 struct list_head entries
;
29 struct hlist_head heads
[PERF_EVLIST__HLIST_SIZE
];
37 u64 combined_sample_type
;
43 struct perf_mmap
*mmap
;
44 struct pollfd
*pollfd
;
45 struct thread_map
*threads
;
47 struct perf_evsel
*selected
;
50 struct perf_evsel_str_handler
{
55 struct perf_evlist
*perf_evlist__new(void);
56 void perf_evlist__init(struct perf_evlist
*evlist
, struct cpu_map
*cpus
,
57 struct thread_map
*threads
);
58 void perf_evlist__exit(struct perf_evlist
*evlist
);
59 void perf_evlist__delete(struct perf_evlist
*evlist
);
61 void perf_evlist__add(struct perf_evlist
*evlist
, struct perf_evsel
*entry
);
62 int perf_evlist__add_default(struct perf_evlist
*evlist
);
63 int __perf_evlist__add_default_attrs(struct perf_evlist
*evlist
,
64 struct perf_event_attr
*attrs
, size_t nr_attrs
);
66 #define perf_evlist__add_default_attrs(evlist, array) \
67 __perf_evlist__add_default_attrs(evlist, array, ARRAY_SIZE(array))
69 int perf_evlist__add_newtp(struct perf_evlist
*evlist
,
70 const char *sys
, const char *name
, void *handler
);
72 int perf_evlist__set_filter(struct perf_evlist
*evlist
, const char *filter
);
75 perf_evlist__find_tracepoint_by_id(struct perf_evlist
*evlist
, int id
);
78 perf_evlist__find_tracepoint_by_name(struct perf_evlist
*evlist
,
81 void perf_evlist__id_add(struct perf_evlist
*evlist
, struct perf_evsel
*evsel
,
82 int cpu
, int thread
, u64 id
);
84 void perf_evlist__add_pollfd(struct perf_evlist
*evlist
, int fd
);
86 struct perf_evsel
*perf_evlist__id2evsel(struct perf_evlist
*evlist
, u64 id
);
88 struct perf_sample_id
*perf_evlist__id2sid(struct perf_evlist
*evlist
, u64 id
);
90 union perf_event
*perf_evlist__mmap_read(struct perf_evlist
*self
, int idx
);
92 void perf_evlist__mmap_consume(struct perf_evlist
*evlist
, int idx
);
94 int perf_evlist__open(struct perf_evlist
*evlist
);
95 void perf_evlist__close(struct perf_evlist
*evlist
);
97 void perf_evlist__set_id_pos(struct perf_evlist
*evlist
);
98 bool perf_can_sample_identifier(void);
99 void perf_evlist__config(struct perf_evlist
*evlist
,
100 struct perf_record_opts
*opts
);
102 int perf_evlist__prepare_workload(struct perf_evlist
*evlist
,
103 struct perf_target
*target
,
104 const char *argv
[], bool pipe_output
,
106 int perf_evlist__start_workload(struct perf_evlist
*evlist
);
108 int perf_evlist__mmap(struct perf_evlist
*evlist
, unsigned int pages
,
110 void perf_evlist__munmap(struct perf_evlist
*evlist
);
112 void perf_evlist__disable(struct perf_evlist
*evlist
);
113 void perf_evlist__enable(struct perf_evlist
*evlist
);
115 int perf_evlist__disable_event(struct perf_evlist
*evlist
,
116 struct perf_evsel
*evsel
);
117 int perf_evlist__enable_event(struct perf_evlist
*evlist
,
118 struct perf_evsel
*evsel
);
120 void perf_evlist__set_selected(struct perf_evlist
*evlist
,
121 struct perf_evsel
*evsel
);
123 static inline void perf_evlist__set_maps(struct perf_evlist
*evlist
,
124 struct cpu_map
*cpus
,
125 struct thread_map
*threads
)
128 evlist
->threads
= threads
;
131 int perf_evlist__create_maps(struct perf_evlist
*evlist
,
132 struct perf_target
*target
);
133 void perf_evlist__delete_maps(struct perf_evlist
*evlist
);
134 int perf_evlist__apply_filters(struct perf_evlist
*evlist
);
136 void __perf_evlist__set_leader(struct list_head
*list
);
137 void perf_evlist__set_leader(struct perf_evlist
*evlist
);
139 u64
perf_evlist__read_format(struct perf_evlist
*evlist
);
140 u64
__perf_evlist__combined_sample_type(struct perf_evlist
*evlist
);
141 u64
perf_evlist__combined_sample_type(struct perf_evlist
*evlist
);
142 bool perf_evlist__sample_id_all(struct perf_evlist
*evlist
);
143 u16
perf_evlist__id_hdr_size(struct perf_evlist
*evlist
);
145 int perf_evlist__parse_sample(struct perf_evlist
*evlist
, union perf_event
*event
,
146 struct perf_sample
*sample
);
148 bool perf_evlist__valid_sample_type(struct perf_evlist
*evlist
);
149 bool perf_evlist__valid_sample_id_all(struct perf_evlist
*evlist
);
150 bool perf_evlist__valid_read_format(struct perf_evlist
*evlist
);
152 void perf_evlist__splice_list_tail(struct perf_evlist
*evlist
,
153 struct list_head
*list
,
156 static inline struct perf_evsel
*perf_evlist__first(struct perf_evlist
*evlist
)
158 return list_entry(evlist
->entries
.next
, struct perf_evsel
, node
);
161 static inline struct perf_evsel
*perf_evlist__last(struct perf_evlist
*evlist
)
163 return list_entry(evlist
->entries
.prev
, struct perf_evsel
, node
);
166 size_t perf_evlist__fprintf(struct perf_evlist
*evlist
, FILE *fp
);
168 static inline unsigned int perf_mmap__read_head(struct perf_mmap
*mm
)
170 struct perf_event_mmap_page
*pc
= mm
->base
;
171 int head
= pc
->data_head
;
176 static inline void perf_mmap__write_tail(struct perf_mmap
*md
,
179 struct perf_event_mmap_page
*pc
= md
->base
;
182 * ensure all reads are done before we write the tail out.
185 pc
->data_tail
= tail
;
188 #endif /* __PERF_EVLIST_H */