tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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_event_attr;
18struct perf_event_mmap_page;
19struct perf_sample;
20struct perf_session;
21struct perf_stat_config;
22struct perf_thread_map;
23struct perf_tool;
24struct record_opts;
25struct target;
26
27union perf_event;
28
29typedef int (*perf_event__handler_t)(struct perf_tool *tool, union perf_event *event,
30 struct perf_sample *sample, struct machine *machine);
31
32int perf_event__synthesize_attrs(struct perf_tool *tool, struct evlist *evlist, perf_event__handler_t process);
33int perf_event__synthesize_attr(struct perf_tool *tool, struct perf_event_attr *attr, u32 ids, u64 *id, perf_event__handler_t process);
34int perf_event__synthesize_build_id(struct perf_tool *tool, struct dso *pos, u16 misc, perf_event__handler_t process, struct machine *machine);
35int perf_event__synthesize_cpu_map(struct perf_tool *tool, struct perf_cpu_map *cpus, perf_event__handler_t process, struct machine *machine);
36int perf_event__synthesize_event_update_cpus(struct perf_tool *tool, struct evsel *evsel, perf_event__handler_t process);
37int perf_event__synthesize_event_update_name(struct perf_tool *tool, struct evsel *evsel, perf_event__handler_t process);
38int perf_event__synthesize_event_update_scale(struct perf_tool *tool, struct evsel *evsel, perf_event__handler_t process);
39int perf_event__synthesize_event_update_unit(struct perf_tool *tool, struct evsel *evsel, perf_event__handler_t process);
40int perf_event__synthesize_extra_attr(struct perf_tool *tool, struct evlist *evsel_list, perf_event__handler_t process, bool is_pipe);
41int perf_event__synthesize_extra_kmaps(struct perf_tool *tool, perf_event__handler_t process, struct machine *machine);
42int perf_event__synthesize_features(struct perf_tool *tool, struct perf_session *session, struct evlist *evlist, perf_event__handler_t process);
43int perf_event__synthesize_id_index(struct perf_tool *tool, perf_event__handler_t process, struct evlist *evlist, struct machine *machine);
44int perf_event__synthesize_kernel_mmap(struct perf_tool *tool, perf_event__handler_t process, struct machine *machine);
45int 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);
46int perf_event__synthesize_modules(struct perf_tool *tool, perf_event__handler_t process, struct machine *machine);
47int 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);
48int perf_event__synthesize_sample(union perf_event *event, u64 type, u64 read_format, const struct perf_sample *sample);
49int perf_event__synthesize_stat_config(struct perf_tool *tool, struct perf_stat_config *config, perf_event__handler_t process, struct machine *machine);
50int perf_event__synthesize_stat_events(struct perf_stat_config *config, struct perf_tool *tool, struct evlist *evlist, perf_event__handler_t process, bool attrs);
51int perf_event__synthesize_stat_round(struct perf_tool *tool, u64 time, u64 type, perf_event__handler_t process, struct machine *machine);
52int 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);
53int perf_event__synthesize_thread_map2(struct perf_tool *tool, struct perf_thread_map *threads, perf_event__handler_t process, struct machine *machine);
54int 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);
55int perf_event__synthesize_threads(struct perf_tool *tool, perf_event__handler_t process, struct machine *machine, bool mmap_data, unsigned int nr_threads_synthesize);
56int perf_event__synthesize_tracing_data(struct perf_tool *tool, int fd, struct evlist *evlist, perf_event__handler_t process);
57int perf_event__synth_time_conv(const struct perf_event_mmap_page *pc, struct perf_tool *tool, perf_event__handler_t process, struct machine *machine);
58pid_t perf_event__synthesize_comm(struct perf_tool *tool, union perf_event *event, pid_t pid, perf_event__handler_t process, struct machine *machine);
59
60int perf_tool__process_synth_event(struct perf_tool *tool, union perf_event *event, struct machine *machine, perf_event__handler_t process);
61
62size_t perf_event__sample_event_size(const struct perf_sample *sample, u64 type, u64 read_format);
63
64int __machine__synthesize_threads(struct machine *machine, struct perf_tool *tool,
65 struct target *target, struct perf_thread_map *threads,
66 perf_event__handler_t process, bool data_mmap,
67 unsigned int nr_threads_synthesize);
68int machine__synthesize_threads(struct machine *machine, struct target *target,
69 struct perf_thread_map *threads, bool data_mmap,
70 unsigned int nr_threads_synthesize);
71
72#ifdef HAVE_AUXTRACE_SUPPORT
73int perf_event__synthesize_auxtrace_info(struct auxtrace_record *itr, struct perf_tool *tool,
74 struct perf_session *session, perf_event__handler_t process);
75
76#else // HAVE_AUXTRACE_SUPPORT
77
78#include <errno.h>
79
80static inline int
81perf_event__synthesize_auxtrace_info(struct auxtrace_record *itr __maybe_unused,
82 struct perf_tool *tool __maybe_unused,
83 struct perf_session *session __maybe_unused,
84 perf_event__handler_t process __maybe_unused)
85{
86 return -EINVAL;
87}
88#endif // HAVE_AUXTRACE_SUPPORT
89
90#ifdef HAVE_LIBBPF_SUPPORT
91int perf_event__synthesize_bpf_events(struct perf_session *session, perf_event__handler_t process,
92 struct machine *machine, struct record_opts *opts);
93#else // HAVE_LIBBPF_SUPPORT
94static inline int perf_event__synthesize_bpf_events(struct perf_session *session __maybe_unused,
95 perf_event__handler_t process __maybe_unused,
96 struct machine *machine __maybe_unused,
97 struct record_opts *opts __maybe_unused)
98{
99 return 0;
100}
101#endif // HAVE_LIBBPF_SUPPORT
102
103#endif // __PERF_SYNTHETIC_EVENTS_H