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1/* SPDX-License-Identifier: GPL-2.0 */2#ifndef __PERF_SYNTHETIC_EVENTS_H3#define __PERF_SYNTHETIC_EVENTS_H4 5#include <stdbool.h>6#include <sys/types.h> // pid_t7#include <linux/compiler.h>8#include <linux/types.h>9#include <perf/cpumap.h>10 11struct auxtrace_record;12struct build_id;13struct dso;14struct evlist;15struct evsel;16struct machine;17struct perf_counts_values;18struct perf_cpu_map;19struct perf_data;20struct perf_event_attr;21struct perf_event_mmap_page;22struct perf_sample;23struct perf_session;24struct perf_stat_config;25struct perf_thread_map;26struct perf_tool;27struct record_opts;28struct target;29 30union perf_event;31 32enum perf_record_synth {33 PERF_SYNTH_TASK = 1 << 0,34 PERF_SYNTH_MMAP = 1 << 1,35 PERF_SYNTH_CGROUP = 1 << 2,36 37 /* last element */38 PERF_SYNTH_MAX = 1 << 3,39};40#define PERF_SYNTH_ALL (PERF_SYNTH_MAX - 1)41 42int parse_synth_opt(char *str);43 44typedef int (*perf_event__handler_t)(const struct perf_tool *tool, union perf_event *event,45 struct perf_sample *sample, struct machine *machine);46 47int perf_event__synthesize_attrs(const struct perf_tool *tool, struct evlist *evlist, perf_event__handler_t process);48int perf_event__synthesize_attr(const struct perf_tool *tool, struct perf_event_attr *attr, u32 ids, u64 *id, perf_event__handler_t process);49int perf_event__synthesize_build_id(const struct perf_tool *tool,50 struct perf_sample *sample,51 struct machine *machine,52 perf_event__handler_t process,53 const struct evsel *evsel,54 __u16 misc,55 const struct build_id *bid,56 const char *filename);57int perf_event__synthesize_mmap2_build_id(const struct perf_tool *tool,58 struct perf_sample *sample,59 struct machine *machine,60 perf_event__handler_t process,61 const struct evsel *evsel,62 __u16 misc,63 __u32 pid, __u32 tid,64 __u64 start, __u64 len, __u64 pgoff,65 const struct build_id *bid,66 __u32 prot, __u32 flags,67 const char *filename);68int perf_event__synthesize_cpu_map(const struct perf_tool *tool, const struct perf_cpu_map *cpus, perf_event__handler_t process, struct machine *machine);69int perf_event__synthesize_event_update_cpus(const struct perf_tool *tool, struct evsel *evsel, perf_event__handler_t process);70int perf_event__synthesize_event_update_name(const struct perf_tool *tool, struct evsel *evsel, perf_event__handler_t process);71int perf_event__synthesize_event_update_scale(const struct perf_tool *tool, struct evsel *evsel, perf_event__handler_t process);72int perf_event__synthesize_event_update_unit(const struct perf_tool *tool, struct evsel *evsel, perf_event__handler_t process);73int perf_event__synthesize_extra_attr(const struct perf_tool *tool, struct evlist *evsel_list, perf_event__handler_t process, bool is_pipe);74int perf_event__synthesize_extra_kmaps(const struct perf_tool *tool, perf_event__handler_t process, struct machine *machine);75int perf_event__synthesize_features(const struct perf_tool *tool, struct perf_session *session, struct evlist *evlist, perf_event__handler_t process);76int perf_event__synthesize_id_index(const struct perf_tool *tool, perf_event__handler_t process, struct evlist *evlist, struct machine *machine);77int __perf_event__synthesize_id_index(const struct perf_tool *tool, perf_event__handler_t process, struct evlist *evlist, struct machine *machine, size_t from);78int perf_event__synthesize_id_sample(__u64 *array, u64 type, const struct perf_sample *sample);79int perf_event__synthesize_kernel_mmap(const struct perf_tool *tool, perf_event__handler_t process, struct machine *machine);80int perf_event__synthesize_mmap_events(const 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);81int perf_event__synthesize_modules(const struct perf_tool *tool, perf_event__handler_t process, struct machine *machine);82int perf_event__synthesize_namespaces(const struct perf_tool *tool, union perf_event *event, pid_t pid, pid_t tgid, perf_event__handler_t process, struct machine *machine);83int perf_event__synthesize_cgroups(const struct perf_tool *tool, perf_event__handler_t process, struct machine *machine);84int perf_event__synthesize_sample(union perf_event *event, u64 type, u64 read_format, const struct perf_sample *sample);85int perf_event__synthesize_stat_config(const struct perf_tool *tool, struct perf_stat_config *config, perf_event__handler_t process, struct machine *machine);86int perf_event__synthesize_stat_events(struct perf_stat_config *config, const struct perf_tool *tool, struct evlist *evlist, perf_event__handler_t process, bool attrs);87int perf_event__synthesize_stat_round(const struct perf_tool *tool, u64 time, u64 type, perf_event__handler_t process, struct machine *machine);88int perf_event__synthesize_stat(const struct perf_tool *tool, struct perf_cpu cpu, u32 thread, u64 id, struct perf_counts_values *count, perf_event__handler_t process, struct machine *machine);89int perf_event__synthesize_thread_map2(const struct perf_tool *tool, struct perf_thread_map *threads, perf_event__handler_t process, struct machine *machine);90int perf_event__synthesize_thread_map(const struct perf_tool *tool, struct perf_thread_map *threads, perf_event__handler_t process, struct machine *machine, bool needs_mmap, bool mmap_data);91int perf_event__synthesize_threads(const struct perf_tool *tool, perf_event__handler_t process, struct machine *machine, bool needs_mmap, bool mmap_data, unsigned int nr_threads_synthesize);92int perf_event__synthesize_tracing_data(const struct perf_tool *tool, int fd, struct evlist *evlist, perf_event__handler_t process);93int perf_event__synth_time_conv(const struct perf_event_mmap_page *pc, const struct perf_tool *tool, perf_event__handler_t process, struct machine *machine);94pid_t perf_event__synthesize_comm(const struct perf_tool *tool, union perf_event *event, pid_t pid, perf_event__handler_t process, struct machine *machine);95 96int perf_tool__process_synth_event(const struct perf_tool *tool, union perf_event *event, struct machine *machine, perf_event__handler_t process);97 98size_t perf_event__sample_event_size(const struct perf_sample *sample, u64 type, u64 read_format);99 100int __machine__synthesize_threads(struct machine *machine, const struct perf_tool *tool,101 struct target *target, struct perf_thread_map *threads,102 perf_event__handler_t process, bool needs_mmap, bool data_mmap,103 unsigned int nr_threads_synthesize);104int machine__synthesize_threads(struct machine *machine, struct target *target,105 struct perf_thread_map *threads, bool needs_mmap, bool data_mmap,106 unsigned int nr_threads_synthesize);107 108#ifdef HAVE_AUXTRACE_SUPPORT109int perf_event__synthesize_auxtrace_info(struct auxtrace_record *itr, const struct perf_tool *tool,110 struct perf_session *session, perf_event__handler_t process);111 112#else // HAVE_AUXTRACE_SUPPORT113 114#include <errno.h>115 116static inline int117perf_event__synthesize_auxtrace_info(struct auxtrace_record *itr __maybe_unused,118 const struct perf_tool *tool __maybe_unused,119 struct perf_session *session __maybe_unused,120 perf_event__handler_t process __maybe_unused)121{122 return -EINVAL;123}124#endif // HAVE_AUXTRACE_SUPPORT125 126#ifdef HAVE_LIBBPF_SUPPORT127int perf_event__synthesize_bpf_events(struct perf_session *session, perf_event__handler_t process,128 struct machine *machine, struct record_opts *opts);129#else // HAVE_LIBBPF_SUPPORT130static inline int perf_event__synthesize_bpf_events(struct perf_session *session __maybe_unused,131 perf_event__handler_t process __maybe_unused,132 struct machine *machine __maybe_unused,133 struct record_opts *opts __maybe_unused)134{135 return 0;136}137#endif // HAVE_LIBBPF_SUPPORT138 139int perf_event__synthesize_for_pipe(const struct perf_tool *tool,140 struct perf_session *session,141 struct perf_data *data,142 perf_event__handler_t process);143 144#endif // __PERF_SYNTHETIC_EVENTS_H145