Pileus Git - ~andy/linux/blob - tools/perf/util/evlist.h

   1 #ifndef __PERF_EVLIST_H
   2 #define __PERF_EVLIST_H 1
   3
   4 #include <linux/list.h>
   5 #include <stdio.h>
   6 #include "../perf.h"
   7 #include "event.h"
   8 #include "evsel.h"
   9 #include "util.h"
  10 #include <unistd.h>
  11
  12 struct pollfd;
  13 struct thread_map;
  14 struct cpu_map;
  15 struct perf_record_opts;
  16
  17 #define PERF_EVLIST__HLIST_BITS 8
  18 #define PERF_EVLIST__HLIST_SIZE (1 << PERF_EVLIST__HLIST_BITS)
  19
  20 struct perf_evlist {
  21         struct list_head entries;
  22         struct hlist_head heads[PERF_EVLIST__HLIST_SIZE];
  23         int              nr_entries;
  24         int              nr_fds;
  25         int              nr_mmaps;
  26         int              mmap_len;
  27         struct {
  28                 int     cork_fd;
  29                 pid_t   pid;
  30         } workload;
  31         bool             overwrite;
  32         union perf_event event_copy;
  33         struct perf_mmap *mmap;
  34         struct pollfd    *pollfd;
  35         struct thread_map *threads;
  36         struct cpu_map    *cpus;
  37         struct perf_evsel *selected;
  38 };
  39
  40 struct perf_evsel_str_handler {
  41         const char *name;
  42         void       *handler;
  43 };
  44
  45 struct perf_evlist *perf_evlist__new(struct cpu_map *cpus,
  46                                      struct thread_map *threads);
  47 void perf_evlist__init(struct perf_evlist *evlist, struct cpu_map *cpus,
  48                        struct thread_map *threads);
  49 void perf_evlist__exit(struct perf_evlist *evlist);
  50 void perf_evlist__delete(struct perf_evlist *evlist);
  51
  52 void perf_evlist__add(struct perf_evlist *evlist, struct perf_evsel *entry);
  53 int perf_evlist__add_default(struct perf_evlist *evlist);
  54 int __perf_evlist__add_default_attrs(struct perf_evlist *evlist,
  55                                      struct perf_event_attr *attrs, size_t nr_attrs);
  56
  57 #define perf_evlist__add_default_attrs(evlist, array) \
  58         __perf_evlist__add_default_attrs(evlist, array, ARRAY_SIZE(array))
  59
  60 int perf_evlist__add_newtp(struct perf_evlist *evlist,
  61                            const char *sys, const char *name, void *handler);
  62
  63 int perf_evlist__set_filter(struct perf_evlist *evlist, const char *filter);
  64
  65 struct perf_evsel *
  66 perf_evlist__find_tracepoint_by_id(struct perf_evlist *evlist, int id);
  67
  68 void perf_evlist__id_add(struct perf_evlist *evlist, struct perf_evsel *evsel,
  69                          int cpu, int thread, u64 id);
  70
  71 void perf_evlist__add_pollfd(struct perf_evlist *evlist, int fd);
  72
  73 struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id);
  74
  75 union perf_event *perf_evlist__mmap_read(struct perf_evlist *self, int idx);
  76
  77 int perf_evlist__open(struct perf_evlist *evlist);
  78
  79 void perf_evlist__config_attrs(struct perf_evlist *evlist,
  80                                struct perf_record_opts *opts);
  81
  82 int perf_evlist__prepare_workload(struct perf_evlist *evlist,
  83                                   struct perf_record_opts *opts,
  84                                   const char *argv[]);
  85 int perf_evlist__start_workload(struct perf_evlist *evlist);
  86
  87 int perf_evlist__mmap(struct perf_evlist *evlist, unsigned int pages,
  88                       bool overwrite);
  89 void perf_evlist__munmap(struct perf_evlist *evlist);
  90
  91 void perf_evlist__disable(struct perf_evlist *evlist);
  92 void perf_evlist__enable(struct perf_evlist *evlist);
  93
  94 void perf_evlist__set_selected(struct perf_evlist *evlist,
  95                                struct perf_evsel *evsel);
  96
  97 static inline void perf_evlist__set_maps(struct perf_evlist *evlist,
  98                                          struct cpu_map *cpus,
  99                                          struct thread_map *threads)
 100 {
 101         evlist->cpus    = cpus;
 102         evlist->threads = threads;
 103 }
 104
 105 int perf_evlist__create_maps(struct perf_evlist *evlist,
 106                              struct perf_target *target);
 107 void perf_evlist__delete_maps(struct perf_evlist *evlist);
 108 int perf_evlist__apply_filters(struct perf_evlist *evlist);
 109
 110 void __perf_evlist__set_leader(struct list_head *list);
 111 void perf_evlist__set_leader(struct perf_evlist *evlist);
 112
 113 u64 perf_evlist__sample_type(struct perf_evlist *evlist);
 114 bool perf_evlist__sample_id_all(struct perf_evlist *evlist);
 115 u16 perf_evlist__id_hdr_size(struct perf_evlist *evlist);
 116
 117 int perf_evlist__parse_sample(struct perf_evlist *evlist, union perf_event *event,
 118                               struct perf_sample *sample);
 119
 120 bool perf_evlist__valid_sample_type(struct perf_evlist *evlist);
 121 bool perf_evlist__valid_sample_id_all(struct perf_evlist *evlist);
 122
 123 void perf_evlist__splice_list_tail(struct perf_evlist *evlist,
 124                                    struct list_head *list,
 125                                    int nr_entries);
 126
 127 static inline struct perf_evsel *perf_evlist__first(struct perf_evlist *evlist)
 128 {
 129         return list_entry(evlist->entries.next, struct perf_evsel, node);
 130 }
 131
 132 static inline struct perf_evsel *perf_evlist__last(struct perf_evlist *evlist)
 133 {
 134         return list_entry(evlist->entries.prev, struct perf_evsel, node);
 135 }
 136
 137 size_t perf_evlist__fprintf(struct perf_evlist *evlist, FILE *fp);
 138 #endif /* __PERF_EVLIST_H */