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];
40 struct perf_mmap *mmap;
41 struct pollfd *pollfd;
42 struct thread_map *threads;
44 struct perf_evsel *selected;
47 struct perf_evsel_str_handler {
52 struct perf_evlist *perf_evlist__new(struct cpu_map *cpus,
53 struct thread_map *threads);
54 void perf_evlist__init(struct perf_evlist *evlist, struct cpu_map *cpus,
55 struct thread_map *threads);
56 void perf_evlist__exit(struct perf_evlist *evlist);
57 void perf_evlist__delete(struct perf_evlist *evlist);
59 void perf_evlist__add(struct perf_evlist *evlist, struct perf_evsel *entry);
60 int perf_evlist__add_default(struct perf_evlist *evlist);
61 int __perf_evlist__add_default_attrs(struct perf_evlist *evlist,
62 struct perf_event_attr *attrs, size_t nr_attrs);
64 #define perf_evlist__add_default_attrs(evlist, array) \
65 __perf_evlist__add_default_attrs(evlist, array, ARRAY_SIZE(array))
67 int perf_evlist__add_newtp(struct perf_evlist *evlist,
68 const char *sys, const char *name, void *handler);
70 int perf_evlist__set_filter(struct perf_evlist *evlist, const char *filter);
73 perf_evlist__find_tracepoint_by_id(struct perf_evlist *evlist, int id);
75 void perf_evlist__id_add(struct perf_evlist *evlist, struct perf_evsel *evsel,
76 int cpu, int thread, u64 id);
78 void perf_evlist__add_pollfd(struct perf_evlist *evlist, int fd);
80 struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id);
82 union perf_event *perf_evlist__mmap_read(struct perf_evlist *self, int idx);
84 int perf_evlist__open(struct perf_evlist *evlist);
86 void perf_evlist__config(struct perf_evlist *evlist,
87 struct perf_record_opts *opts);
89 int perf_evlist__prepare_workload(struct perf_evlist *evlist,
90 struct perf_record_opts *opts,
92 int perf_evlist__start_workload(struct perf_evlist *evlist);
94 int perf_evlist__mmap(struct perf_evlist *evlist, unsigned int pages,
96 void perf_evlist__munmap(struct perf_evlist *evlist);
98 void perf_evlist__disable(struct perf_evlist *evlist);
99 void perf_evlist__enable(struct perf_evlist *evlist);
101 void perf_evlist__set_selected(struct perf_evlist *evlist,
102 struct perf_evsel *evsel);
104 static inline void perf_evlist__set_maps(struct perf_evlist *evlist,
105 struct cpu_map *cpus,
106 struct thread_map *threads)
109 evlist->threads = threads;
112 int perf_evlist__create_maps(struct perf_evlist *evlist,
113 struct perf_target *target);
114 void perf_evlist__delete_maps(struct perf_evlist *evlist);
115 int perf_evlist__apply_filters(struct perf_evlist *evlist);
117 void __perf_evlist__set_leader(struct list_head *list);
118 void perf_evlist__set_leader(struct perf_evlist *evlist);
120 u64 perf_evlist__sample_type(struct perf_evlist *evlist);
121 bool perf_evlist__sample_id_all(struct perf_evlist *evlist);
122 u16 perf_evlist__id_hdr_size(struct perf_evlist *evlist);
124 int perf_evlist__parse_sample(struct perf_evlist *evlist, union perf_event *event,
125 struct perf_sample *sample);
127 bool perf_evlist__valid_sample_type(struct perf_evlist *evlist);
128 bool perf_evlist__valid_sample_id_all(struct perf_evlist *evlist);
130 void perf_evlist__splice_list_tail(struct perf_evlist *evlist,
131 struct list_head *list,
134 static inline struct perf_evsel *perf_evlist__first(struct perf_evlist *evlist)
136 return list_entry(evlist->entries.next, struct perf_evsel, node);
139 static inline struct perf_evsel *perf_evlist__last(struct perf_evlist *evlist)
141 return list_entry(evlist->entries.prev, struct perf_evsel, node);
144 size_t perf_evlist__fprintf(struct perf_evlist *evlist, FILE *fp);
146 static inline unsigned int perf_mmap__read_head(struct perf_mmap *mm)
148 struct perf_event_mmap_page *pc = mm->base;
149 int head = pc->data_head;
154 static inline void perf_mmap__write_tail(struct perf_mmap *md,
157 struct perf_event_mmap_page *pc = md->base;
160 * ensure all reads are done before we write the tail out.
163 pc->data_tail = tail;
166 #endif /* __PERF_EVLIST_H */