1 #ifndef __PERF_EVLIST_H 2 #define __PERF_EVLIST_H 1 3 4 #include <linux/list.h> 5 #include "../perf.h" 6 #include "event.h" 7 8 struct pollfd; 9 struct thread_map; 10 struct cpu_map; 11 12 #define PERF_EVLIST__HLIST_BITS 8 13 #define PERF_EVLIST__HLIST_SIZE (1 << PERF_EVLIST__HLIST_BITS) 14 15 struct perf_evlist { 16 struct list_head entries; 17 struct hlist_head heads[PERF_EVLIST__HLIST_SIZE]; 18 int nr_entries; 19 int nr_fds; 20 int nr_mmaps; 21 int mmap_len; 22 bool overwrite; 23 union perf_event event_copy; 24 struct perf_mmap *mmap; 25 struct pollfd *pollfd; 26 struct thread_map *threads; 27 struct cpu_map *cpus; 28 }; 29 30 struct perf_evsel; 31 32 struct perf_evlist *perf_evlist__new(struct cpu_map *cpus, 33 struct thread_map *threads); 34 void perf_evlist__init(struct perf_evlist *evlist, struct cpu_map *cpus, 35 struct thread_map *threads); 36 void perf_evlist__exit(struct perf_evlist *evlist); 37 void perf_evlist__delete(struct perf_evlist *evlist); 38 39 void perf_evlist__add(struct perf_evlist *evlist, struct perf_evsel *entry); 40 int perf_evlist__add_default(struct perf_evlist *evlist); 41 42 void perf_evlist__id_add(struct perf_evlist *evlist, struct perf_evsel *evsel, 43 int cpu, int thread, u64 id); 44 45 int perf_evlist__alloc_pollfd(struct perf_evlist *evlist); 46 void perf_evlist__add_pollfd(struct perf_evlist *evlist, int fd); 47 48 struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id); 49 50 union perf_event *perf_evlist__mmap_read(struct perf_evlist *self, int idx); 51 52 int perf_evlist__alloc_mmap(struct perf_evlist *evlist); 53 int perf_evlist__mmap(struct perf_evlist *evlist, int pages, bool overwrite); 54 void perf_evlist__munmap(struct perf_evlist *evlist); 55 56 static inline void perf_evlist__set_maps(struct perf_evlist *evlist, 57 struct cpu_map *cpus, 58 struct thread_map *threads) 59 { 60 evlist->cpus = cpus; 61 evlist->threads = threads; 62 } 63 64 int perf_evlist__create_maps(struct perf_evlist *evlist, pid_t target_pid, 65 pid_t target_tid, const char *cpu_list); 66 void perf_evlist__delete_maps(struct perf_evlist *evlist); 67 int perf_evlist__set_filters(struct perf_evlist *evlist); 68 69 u64 perf_evlist__sample_type(const struct perf_evlist *evlist); 70 bool perf_evlist__sample_id_all(const const struct perf_evlist *evlist); 71 72 bool perf_evlist__valid_sample_type(const struct perf_evlist *evlist); 73 bool perf_evlist__valid_sample_id_all(const struct perf_evlist *evlist); 74 #endif /* __PERF_EVLIST_H */ 75