LXR linux/tools/perf/util/synthetic-events.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef __PERF_SYNTHETIC_EVENTS_H
   3#define __PERF_SYNTHETIC_EVENTS_H
   4
   5#include <stdbool.h>
   6#include <sys/types.h> // pid_t
   7#include <linux/compiler.h>
   8#include <linux/types.h>
   9
  10struct auxtrace_record;
  11struct dso;
  12struct evlist;
  13struct evsel;
  14struct machine;
  15struct perf_counts_values;
  16struct perf_cpu_map;
  17struct perf_data;
  18struct perf_event_attr;
  19struct perf_event_mmap_page;
  20struct perf_sample;
  21struct perf_session;
  22struct perf_stat_config;
  23struct perf_thread_map;
  24struct perf_tool;
  25struct record_opts;
  26struct target;
  27
  28union perf_event;
  29
  30typedef int (*perf_event__handler_t)(struct perf_tool *tool, union perf_event *event,
  31                                     struct perf_sample *sample, struct machine *machine);
  32
  33int perf_event__synthesize_attrs(struct perf_tool *tool, struct evlist *evlist, perf_event__handler_t process);
  34int perf_event__synthesize_attr(struct perf_tool *tool, struct perf_event_attr *attr, u32 ids, u64 *id, perf_event__handler_t process);
  35int perf_event__synthesize_build_id(struct perf_tool *tool, struct dso *pos, u16 misc, perf_event__handler_t process, struct machine *machine);
  36int perf_event__synthesize_cpu_map(struct perf_tool *tool, struct perf_cpu_map *cpus, perf_event__handler_t process, struct machine *machine);
  37int perf_event__synthesize_event_update_cpus(struct perf_tool *tool, struct evsel *evsel, perf_event__handler_t process);
  38int perf_event__synthesize_event_update_name(struct perf_tool *tool, struct evsel *evsel, perf_event__handler_t process);
  39int perf_event__synthesize_event_update_scale(struct perf_tool *tool, struct evsel *evsel, perf_event__handler_t process);
  40int perf_event__synthesize_event_update_unit(struct perf_tool *tool, struct evsel *evsel, perf_event__handler_t process);
  41int perf_event__synthesize_extra_attr(struct perf_tool *tool, struct evlist *evsel_list, perf_event__handler_t process, bool is_pipe);
  42int perf_event__synthesize_extra_kmaps(struct perf_tool *tool, perf_event__handler_t process, struct machine *machine);
  43int perf_event__synthesize_features(struct perf_tool *tool, struct perf_session *session, struct evlist *evlist, perf_event__handler_t process);
  44int perf_event__synthesize_id_index(struct perf_tool *tool, perf_event__handler_t process, struct evlist *evlist, struct machine *machine);
  45int perf_event__synthesize_kernel_mmap(struct perf_tool *tool, perf_event__handler_t process, struct machine *machine);
  46int perf_event__synthesize_mmap_events(struct perf_tool *tool, union perf_event *event, pid_t pid, pid_t tgid, perf_event__handler_t process, struct machine *machine, bool mmap_data);
  47int perf_event__synthesize_modules(struct perf_tool *tool, perf_event__handler_t process, struct machine *machine);
  48int perf_event__synthesize_namespaces(struct perf_tool *tool, union perf_event *event, pid_t pid, pid_t tgid, perf_event__handler_t process, struct machine *machine);
  49int perf_event__synthesize_cgroups(struct perf_tool *tool, perf_event__handler_t process, struct machine *machine);
  50int perf_event__synthesize_sample(union perf_event *event, u64 type, u64 read_format, const struct perf_sample *sample);
  51int perf_event__synthesize_stat_config(struct perf_tool *tool, struct perf_stat_config *config, perf_event__handler_t process, struct machine *machine);
  52int perf_event__synthesize_stat_events(struct perf_stat_config *config, struct perf_tool *tool, struct evlist *evlist, perf_event__handler_t process, bool attrs);
  53int perf_event__synthesize_stat_round(struct perf_tool *tool, u64 time, u64 type, perf_event__handler_t process, struct machine *machine);
  54int perf_event__synthesize_stat(struct perf_tool *tool, u32 cpu, u32 thread, u64 id, struct perf_counts_values *count, perf_event__handler_t process, struct machine *machine);
  55int perf_event__synthesize_thread_map2(struct perf_tool *tool, struct perf_thread_map *threads, perf_event__handler_t process, struct machine *machine);
  56int perf_event__synthesize_thread_map(struct perf_tool *tool, struct perf_thread_map *threads, perf_event__handler_t process, struct machine *machine, bool mmap_data);
  57int perf_event__synthesize_threads(struct perf_tool *tool, perf_event__handler_t process, struct machine *machine, bool mmap_data, unsigned int nr_threads_synthesize);
  58int perf_event__synthesize_tracing_data(struct perf_tool *tool, int fd, struct evlist *evlist, perf_event__handler_t process);
  59int perf_event__synth_time_conv(const struct perf_event_mmap_page *pc, struct perf_tool *tool, perf_event__handler_t process, struct machine *machine);
  60pid_t perf_event__synthesize_comm(struct perf_tool *tool, union perf_event *event, pid_t pid, perf_event__handler_t process, struct machine *machine);
  61
  62int perf_tool__process_synth_event(struct perf_tool *tool, union perf_event *event, struct machine *machine, perf_event__handler_t process);
  63
  64size_t perf_event__sample_event_size(const struct perf_sample *sample, u64 type, u64 read_format);
  65
  66int __machine__synthesize_threads(struct machine *machine, struct perf_tool *tool,
  67                                  struct target *target, struct perf_thread_map *threads,
  68                                  perf_event__handler_t process, bool data_mmap,
  69                                  unsigned int nr_threads_synthesize);
  70int machine__synthesize_threads(struct machine *machine, struct target *target,
  71                                struct perf_thread_map *threads, bool data_mmap,
  72                                unsigned int nr_threads_synthesize);
  73
  74#ifdef HAVE_AUXTRACE_SUPPORT
  75int perf_event__synthesize_auxtrace_info(struct auxtrace_record *itr, struct perf_tool *tool,
  76                                         struct perf_session *session, perf_event__handler_t process);
  77
  78#else // HAVE_AUXTRACE_SUPPORT
  79
  80#include <errno.h>
  81
  82static inline int
  83perf_event__synthesize_auxtrace_info(struct auxtrace_record *itr __maybe_unused,
  84                                     struct perf_tool *tool __maybe_unused,
  85                                     struct perf_session *session __maybe_unused,
  86                                     perf_event__handler_t process __maybe_unused)
  87{
  88        return -EINVAL;
  89}
  90#endif // HAVE_AUXTRACE_SUPPORT
  91
  92#ifdef HAVE_LIBBPF_SUPPORT
  93int perf_event__synthesize_bpf_events(struct perf_session *session, perf_event__handler_t process,
  94                                      struct machine *machine, struct record_opts *opts);
  95#else // HAVE_LIBBPF_SUPPORT
  96static inline int perf_event__synthesize_bpf_events(struct perf_session *session __maybe_unused,
  97                                                    perf_event__handler_t process __maybe_unused,
  98                                                    struct machine *machine __maybe_unused,
  99                                                    struct record_opts *opts __maybe_unused)
 100{
 101        return 0;
 102}
 103#endif // HAVE_LIBBPF_SUPPORT
 104
 105int perf_event__synthesize_for_pipe(struct perf_tool *tool,
 106                                    struct perf_session *session,
 107                                    struct perf_data *data,
 108                                    perf_event__handler_t process);
 109
 110#endif // __PERF_SYNTHETIC_EVENTS_H
 111