41 static int perf_session__process_compressed_event(struct perf_session *session,  in perf_session__process_compressed_event()  argument
48 	size_t mmap_len, decomp_len = session->header.env.comp_mmap_len;  in perf_session__process_compressed_event()
49 	struct decomp *decomp, *decomp_last = session->active_decomp->decomp_last;  in perf_session__process_compressed_event()
77 	decomp_size = zstd_decompress_stream(session->active_decomp->zstd_decomp, src, src_size,  in perf_session__process_compressed_event()
87 	if (session->active_decomp->decomp == NULL)  in perf_session__process_compressed_event()
88 		session->active_decomp->decomp = decomp;  in perf_session__process_compressed_event()
90 		session->active_decomp->decomp_last->next = decomp;  in perf_session__process_compressed_event()
92 	session->active_decomp->decomp_last = decomp;  in perf_session__process_compressed_event()
102 static int perf_session__deliver_event(struct perf_session *session,
108 static int perf_session__open(struct perf_session *session, int repipe_fd)  in perf_session__open()  argument
110 	struct perf_data *data = session->data;  in perf_session__open()
112 	if (perf_session__read_header(session, repipe_fd) < 0) {  in perf_session__open()
120 	if (perf_header__has_feat(&session->header, HEADER_STAT))  in perf_session__open()
123 	if (!evlist__valid_sample_type(session->evlist)) {  in perf_session__open()
128 	if (!evlist__valid_sample_id_all(session->evlist)) {  in perf_session__open()
133 	if (!evlist__valid_read_format(session->evlist)) {  in perf_session__open()
141 void perf_session__set_id_hdr_size(struct perf_session *session)  in perf_session__set_id_hdr_size()  argument
143 	u16 id_hdr_size = evlist__id_hdr_size(session->evlist);  in perf_session__set_id_hdr_size()
145 	machines__set_id_hdr_size(&session->machines, id_hdr_size);  in perf_session__set_id_hdr_size()
148 int perf_session__create_kernel_maps(struct perf_session *session)  in perf_session__create_kernel_maps()  argument
150 	int ret = machine__create_kernel_maps(&session->machines.host);  in perf_session__create_kernel_maps()
153 		ret = machines__create_guest_kernel_maps(&session->machines);  in perf_session__create_kernel_maps()
157 static void perf_session__destroy_kernel_maps(struct perf_session *session)  in perf_session__destroy_kernel_maps()  argument
159 	machines__destroy_kernel_maps(&session->machines);  in perf_session__destroy_kernel_maps()
162 static bool perf_session__has_comm_exec(struct perf_session *session)  in perf_session__has_comm_exec()  argument
166 	evlist__for_each_entry(session->evlist, evsel) {  in perf_session__has_comm_exec()
174 static void perf_session__set_comm_exec(struct perf_session *session)  in perf_session__set_comm_exec()  argument
176 	bool comm_exec = perf_session__has_comm_exec(session);  in perf_session__set_comm_exec()
178 	machines__set_comm_exec(&session->machines, comm_exec);  in perf_session__set_comm_exec()
184 	struct perf_session *session = container_of(oe, struct perf_session,  in ordered_events__deliver_event()  local
187 	return perf_session__deliver_event(session, event->event,  in ordered_events__deliver_event()
188 					   session->tool, event->file_offset,  in ordered_events__deliver_event()
197 	struct perf_session *session = zalloc(sizeof(*session));  in __perf_session__new()  local
199 	if (!session)  in __perf_session__new()
202 	session->repipe = repipe;  in __perf_session__new()
203 	session->tool   = tool;  in __perf_session__new()
204 	session->decomp_data.zstd_decomp = &session->zstd_data;  in __perf_session__new()
205 	session->active_decomp = &session->decomp_data;  in __perf_session__new()
206 	INIT_LIST_HEAD(&session->auxtrace_index);  in __perf_session__new()
207 	machines__init(&session->machines);  in __perf_session__new()
208 	ordered_events__init(&session->ordered_events,  in __perf_session__new()
211 	perf_env__init(&session->header.env);  in __perf_session__new()
217 		session->data = data;  in __perf_session__new()
220 			ret = perf_session__open(session, repipe_fd);  in __perf_session__new()
229 				perf_session__set_id_hdr_size(session);  in __perf_session__new()
230 				perf_session__set_comm_exec(session);  in __perf_session__new()
233 			evlist__init_trace_event_sample_raw(session->evlist);  in __perf_session__new()
247 		session->machines.host.env = &perf_env;  in __perf_session__new()
250 	session->machines.host.single_address_space =  in __perf_session__new()
251 		perf_env__single_address_space(session->machines.host.env);  in __perf_session__new()
258 		if (perf_session__create_kernel_maps(session) < 0)  in __perf_session__new()
267 	    tool->ordered_events && !evlist__sample_id_all(session->evlist)) {  in __perf_session__new()
272 	return session;  in __perf_session__new()
275 	perf_session__delete(session);  in __perf_session__new()
280 static void perf_session__delete_threads(struct perf_session *session)  in perf_session__delete_threads()  argument
282 	machine__delete_threads(&session->machines.host);  in perf_session__delete_threads()
300 void perf_session__delete(struct perf_session *session)  in perf_session__delete()  argument
302 	if (session == NULL)  in perf_session__delete()
304 	auxtrace__free(session);  in perf_session__delete()
305 	auxtrace_index__free(&session->auxtrace_index);  in perf_session__delete()
306 	perf_session__destroy_kernel_maps(session);  in perf_session__delete()
307 	perf_session__delete_threads(session);  in perf_session__delete()
308 	perf_decomp__release_events(session->decomp_data.decomp);  in perf_session__delete()
309 	perf_env__exit(&session->header.env);  in perf_session__delete()
310 	machines__exit(&session->machines);  in perf_session__delete()
311 	if (session->data) {  in perf_session__delete()
312 		if (perf_data__is_read(session->data))  in perf_session__delete()
313 			evlist__delete(session->evlist);  in perf_session__delete()
314 		perf_data__close(session->data);  in perf_session__delete()
316 	trace_event__cleanup(&session->tevent);  in perf_session__delete()
317 	free(session);  in perf_session__delete()
320 static int process_event_synth_tracing_data_stub(struct perf_session *session  in process_event_synth_tracing_data_stub()
392 static s64 process_event_auxtrace_stub(struct perf_session *session __maybe_unused,  in process_event_auxtrace_stub()
396 	if (perf_data__is_pipe(session->data))  in process_event_auxtrace_stub()
397 		skipn(perf_data__fd(session->data), event->auxtrace.size);  in process_event_auxtrace_stub()
401 static int process_event_op2_stub(struct perf_session *session __maybe_unused,  in process_event_op2_stub()
410 int process_event_thread_map_stub(struct perf_session *session __maybe_unused,  in process_event_thread_map_stub()
421 int process_event_cpu_map_stub(struct perf_session *session __maybe_unused,  in process_event_cpu_map_stub()
432 int process_event_stat_config_stub(struct perf_session *session __maybe_unused,  in process_event_stat_config_stub()
472 static int perf_session__process_compressed_event_stub(struct perf_session *session __maybe_unused,  in perf_session__process_compressed_event_stub()
1620 static int perf_session__deliver_event(struct perf_session *session,  in perf_session__deliver_event()  argument
1627 	int ret = evlist__parse_sample(session->evlist, event, &sample);  in perf_session__deliver_event()
1634 	ret = auxtrace__process_event(session, event, &sample, tool);  in perf_session__deliver_event()
1640 	ret = machines__deliver_event(&session->machines, session->evlist,  in perf_session__deliver_event()
1644 		auxtrace__dump_auxtrace_sample(session, &sample);  in perf_session__deliver_event()
1649 static s64 perf_session__process_user_event(struct perf_session *session,  in perf_session__process_user_event()  argument
1654 	struct ordered_events *oe = &session->ordered_events;  in perf_session__process_user_event()
1655 	struct perf_tool *tool = session->tool;  in perf_session__process_user_event()
1657 	int fd = perf_data__fd(session->data);  in perf_session__process_user_event()
1662 		dump_event(session->evlist, event, file_offset, &sample, file_path);  in perf_session__process_user_event()
1667 		err = tool->attr(tool, event, &session->evlist);  in perf_session__process_user_event()
1669 			perf_session__set_id_hdr_size(session);  in perf_session__process_user_event()
1670 			perf_session__set_comm_exec(session);  in perf_session__process_user_event()
1674 		return tool->event_update(tool, event, &session->evlist);  in perf_session__process_user_event()
1687 		if (!perf_data__is_pipe(session->data))  in perf_session__process_user_event()
1689 		return tool->tracing_data(session, event);  in perf_session__process_user_event()
1691 		return tool->build_id(session, event);  in perf_session__process_user_event()
1695 		return tool->id_index(session, event);  in perf_session__process_user_event()
1697 		return tool->auxtrace_info(session, event);  in perf_session__process_user_event()
1701 		return tool->auxtrace(session, event);  in perf_session__process_user_event()
1703 		perf_session__auxtrace_error_inc(session, event);  in perf_session__process_user_event()
1704 		return tool->auxtrace_error(session, event);  in perf_session__process_user_event()
1706 		return tool->thread_map(session, event);  in perf_session__process_user_event()
1708 		return tool->cpu_map(session, event);  in perf_session__process_user_event()
1710 		return tool->stat_config(session, event);  in perf_session__process_user_event()
1712 		return tool->stat(session, event);  in perf_session__process_user_event()
1714 		return tool->stat_round(session, event);  in perf_session__process_user_event()
1716 		session->time_conv = event->time_conv;  in perf_session__process_user_event()
1717 		return tool->time_conv(session, event);  in perf_session__process_user_event()
1719 		return tool->feature(session, event);  in perf_session__process_user_event()
1721 		err = tool->compressed(session, event, file_offset, file_path);  in perf_session__process_user_event()
1723 			dump_event(session->evlist, event, file_offset, &sample, file_path);  in perf_session__process_user_event()
1726 		return tool->finished_init(session, event);  in perf_session__process_user_event()
1732 int perf_session__deliver_synth_event(struct perf_session *session,  in perf_session__deliver_synth_event()  argument
1736 	struct evlist *evlist = session->evlist;  in perf_session__deliver_synth_event()
1737 	struct perf_tool *tool = session->tool;  in perf_session__deliver_synth_event()
1742 		return perf_session__process_user_event(session, event, 0, NULL);  in perf_session__deliver_synth_event()
1744 	return machines__deliver_event(&session->machines, evlist, event, sample, tool, 0, NULL);  in perf_session__deliver_synth_event()
1756 int perf_session__peek_event(struct perf_session *session, off_t file_offset,  in perf_session__peek_event()  argument
1765 	if (session->one_mmap && !session->header.needs_swap) {  in perf_session__peek_event()
1766 		event = file_offset - session->one_mmap_offset +  in perf_session__peek_event()
1767 			session->one_mmap_addr;  in perf_session__peek_event()
1771 	if (perf_data__is_pipe(session->data))  in perf_session__peek_event()
1774 	fd = perf_data__fd(session->data);  in perf_session__peek_event()
1786 	if (session->header.needs_swap)  in perf_session__peek_event()
1798 	if (session->header.needs_swap)  in perf_session__peek_event()
1799 		event_swap(event, evlist__sample_id_all(session->evlist));  in perf_session__peek_event()
1804 	    evlist__parse_sample(session->evlist, event, sample))  in perf_session__peek_event()
1812 int perf_session__peek_events(struct perf_session *session, u64 offset,  in perf_session__peek_events()  argument
1821 		err = perf_session__peek_event(session, offset, buf,  in perf_session__peek_events()
1827 		err = cb(session, event, offset, data);  in perf_session__peek_events()
1840 static s64 perf_session__process_event(struct perf_session *session,  in perf_session__process_event()  argument
1844 	struct evlist *evlist = session->evlist;  in perf_session__process_event()
1845 	struct perf_tool *tool = session->tool;  in perf_session__process_event()
1848 	if (session->header.needs_swap)  in perf_session__process_event()
1857 		return perf_session__process_user_event(session, event, file_offset, file_path);  in perf_session__process_event()
1866 		ret = perf_session__queue_event(session, event, timestamp, file_offset, file_path);  in perf_session__process_event()
1871 	return perf_session__deliver_event(session, event, tool, file_offset, file_path);  in perf_session__process_event()
1881 struct thread *perf_session__findnew(struct perf_session *session, pid_t pid)  in perf_session__findnew()  argument
1883 	return machine__findnew_thread(&session->machines.host, -1, pid);  in perf_session__findnew()
1886 int perf_session__register_idle_thread(struct perf_session *session)  in perf_session__register_idle_thread()  argument
1888 	struct thread *thread = machine__idle_thread(&session->machines.host);  in perf_session__register_idle_thread()
1896 perf_session__warn_order(const struct perf_session *session)  in perf_session__warn_order()  argument
1898 	const struct ordered_events *oe = &session->ordered_events;  in perf_session__warn_order()
1902 	evlist__for_each_entry(session->evlist, evsel) {  in perf_session__warn_order()
1913 static void perf_session__warn_about_errors(const struct perf_session *session)  in perf_session__warn_about_errors()  argument
1915 	const struct events_stats *stats = &session->evlist->stats;  in perf_session__warn_about_errors()
1917 	if (session->tool->lost == perf_event__process_lost &&  in perf_session__warn_about_errors()
1925 	if (session->tool->lost_samples == perf_event__process_lost_samples) {  in perf_session__warn_about_errors()
1937 	if (session->tool->aux == perf_event__process_aux &&  in perf_session__warn_about_errors()
1944 	if (session->tool->aux == perf_event__process_aux &&  in perf_session__warn_about_errors()
1961 	if (session->tool->aux == perf_event__process_aux &&  in perf_session__warn_about_errors()
1996 	perf_session__warn_order(session);  in perf_session__warn_about_errors()
2018 static int perf_session__flush_thread_stacks(struct perf_session *session)  in perf_session__flush_thread_stacks()  argument
2020 	return machines__for_each_thread(&session->machines,  in perf_session__flush_thread_stacks()
2027 static int __perf_session__process_decomp_events(struct perf_session *session);
2029 static int __perf_session__process_pipe_events(struct perf_session *session)  in __perf_session__process_pipe_events()  argument
2031 	struct ordered_events *oe = &session->ordered_events;  in __perf_session__process_pipe_events()
2032 	struct perf_tool *tool = session->tool;  in __perf_session__process_pipe_events()
2052 	err = perf_data__read(session->data, event,  in __perf_session__process_pipe_events()
2062 	if (session->header.needs_swap)  in __perf_session__process_pipe_events()
2085 		err = perf_data__read(session->data, p,  in __perf_session__process_pipe_events()
2098 	if ((skip = perf_session__process_event(session, event, head, "pipe")) < 0) {  in __perf_session__process_pipe_events()
2110 	err = __perf_session__process_decomp_events(session);  in __perf_session__process_pipe_events()
2121 	err = auxtrace__flush_events(session, tool);  in __perf_session__process_pipe_events()
2124 	err = perf_session__flush_thread_stacks(session);  in __perf_session__process_pipe_events()
2128 		perf_session__warn_about_errors(session);  in __perf_session__process_pipe_events()
2129 	ordered_events__free(&session->ordered_events);  in __perf_session__process_pipe_events()
2130 	auxtrace__free_events(session);  in __perf_session__process_pipe_events()
2185 static int __perf_session__process_decomp_events(struct perf_session *session)  in __perf_session__process_decomp_events()  argument
2189 	struct decomp *decomp = session->active_decomp->decomp_last;  in __perf_session__process_decomp_events()
2196 							     session->header.needs_swap);  in __perf_session__process_decomp_events()
2204 		    (skip = perf_session__process_event(session, event, decomp->file_pos,  in __perf_session__process_decomp_events()
2234 typedef s64 (*reader_cb_t)(struct perf_session *session,
2292 reader__mmap(struct reader *rd, struct perf_session *session)  in reader__mmap()  argument
2303 	} else if (session->header.needs_swap) {  in reader__mmap()
2326 	if (session->one_mmap) {  in reader__mmap()
2327 		session->one_mmap_addr = buf;  in reader__mmap()
2328 		session->one_mmap_offset = rd->file_offset;  in reader__mmap()
2340 reader__read_event(struct reader *rd, struct perf_session *session,  in reader__read_event()  argument
2349 				   session->header.needs_swap);  in reader__read_event()
2361 	    (skip = rd->process(session, event, rd->file_pos, rd->path)) < 0) {  in reader__read_event()
2376 	err = __perf_session__process_decomp_events(session);  in reader__read_event()
2393 reader__process_events(struct reader *rd, struct perf_session *session,  in reader__process_events()  argument
2398 	err = reader__init(rd, &session->one_mmap);  in reader__process_events()
2402 	session->active_decomp = &rd->decomp_data;  in reader__process_events()
2405 	err = reader__mmap(rd, session);  in reader__process_events()
2410 	err = reader__read_event(rd, session, prog);  in reader__process_events()
2423 	session->active_decomp = &session->decomp_data;  in reader__process_events()
2427 static s64 process_simple(struct perf_session *session,  in process_simple()  argument
2432 	return perf_session__process_event(session, event, file_offset, file_path);  in process_simple()
2435 static int __perf_session__process_events(struct perf_session *session)  in __perf_session__process_events()  argument
2438 		.fd		= perf_data__fd(session->data),  in __perf_session__process_events()
2439 		.path		= session->data->file.path,  in __perf_session__process_events()
2440 		.data_size	= session->header.data_size,  in __perf_session__process_events()
2441 		.data_offset	= session->header.data_offset,  in __perf_session__process_events()
2443 		.in_place_update = session->data->in_place_update,  in __perf_session__process_events()
2445 	struct ordered_events *oe = &session->ordered_events;  in __perf_session__process_events()
2446 	struct perf_tool *tool = session->tool;  in __perf_session__process_events()
2457 	err = reader__process_events(&rd, session, &prog);  in __perf_session__process_events()
2464 	err = auxtrace__flush_events(session, tool);  in __perf_session__process_events()
2467 	err = perf_session__flush_thread_stacks(session);  in __perf_session__process_events()
2471 		perf_session__warn_about_errors(session);  in __perf_session__process_events()
2476 	ordered_events__reinit(&session->ordered_events);  in __perf_session__process_events()
2477 	auxtrace__free_events(session);  in __perf_session__process_events()
2479 	session->one_mmap = false;  in __perf_session__process_events()
2495 static int __perf_session__process_dir_events(struct perf_session *session)  in __perf_session__process_dir_events()  argument
2497 	struct perf_data *data = session->data;  in __perf_session__process_dir_events()
2498 	struct perf_tool *tool = session->tool;  in __perf_session__process_dir_events()
2501 	u64 total_size = perf_data__size(session->data);  in __perf_session__process_dir_events()
2519 		.fd		 = perf_data__fd(session->data),  in __perf_session__process_dir_events()
2520 		.path		 = session->data->file.path,  in __perf_session__process_dir_events()
2521 		.data_size	 = session->header.data_size,  in __perf_session__process_dir_events()
2522 		.data_offset	 = session->header.data_offset,  in __perf_session__process_dir_events()
2524 		.in_place_update = session->data->in_place_update,  in __perf_session__process_dir_events()
2529 	ret = reader__mmap(&rd[0], session);  in __perf_session__process_dir_events()
2543 			.in_place_update = session->data->in_place_update,  in __perf_session__process_dir_events()
2548 		ret = reader__mmap(&rd[readers], session);  in __perf_session__process_dir_events()
2569 		session->active_decomp = &rd[i].decomp_data;  in __perf_session__process_dir_events()
2570 		ret = reader__read_event(&rd[i], session, &prog);  in __perf_session__process_dir_events()
2574 			ret = reader__mmap(&rd[i], session);  in __perf_session__process_dir_events()
2585 	ret = ordered_events__flush(&session->ordered_events, OE_FLUSH__FINAL);  in __perf_session__process_dir_events()
2589 	ret = perf_session__flush_thread_stacks(session);  in __perf_session__process_dir_events()
2594 		perf_session__warn_about_errors(session);  in __perf_session__process_dir_events()
2600 	ordered_events__reinit(&session->ordered_events);  in __perf_session__process_dir_events()
2602 	session->one_mmap = false;  in __perf_session__process_dir_events()
2604 	session->active_decomp = &session->decomp_data;  in __perf_session__process_dir_events()
2612 int perf_session__process_events(struct perf_session *session)  in perf_session__process_events()  argument
2614 	if (perf_session__register_idle_thread(session) < 0)  in perf_session__process_events()
2617 	if (perf_data__is_pipe(session->data))  in perf_session__process_events()
2618 		return __perf_session__process_pipe_events(session);  in perf_session__process_events()
2620 	if (perf_data__is_dir(session->data) && session->data->dir.nr)  in perf_session__process_events()
2621 		return __perf_session__process_dir_events(session);  in perf_session__process_events()
2623 	return __perf_session__process_events(session);  in perf_session__process_events()
2626 bool perf_session__has_traces(struct perf_session *session, const char *msg)  in perf_session__has_traces()  argument
2630 	evlist__for_each_entry(session->evlist, evsel) {  in perf_session__has_traces()
2668 size_t perf_session__fprintf_dsos(struct perf_session *session, FILE *fp)  in perf_session__fprintf_dsos()  argument
2670 	return machines__fprintf_dsos(&session->machines, fp);  in perf_session__fprintf_dsos()
2673 size_t perf_session__fprintf_dsos_buildid(struct perf_session *session, FILE *fp,  in perf_session__fprintf_dsos_buildid()  argument
2676 	return machines__fprintf_dsos_buildid(&session->machines, fp, skip, parm);  in perf_session__fprintf_dsos_buildid()
2679 size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp,  in perf_session__fprintf_nr_events()  argument
2685 	if (perf_header__has_feat(&session->header, HEADER_AUXTRACE))  in perf_session__fprintf_nr_events()
2690 	ret += events_stats__fprintf(&session->evlist->stats, fp, skip_empty);  in perf_session__fprintf_nr_events()
2694 size_t perf_session__fprintf(struct perf_session *session, FILE *fp)  in perf_session__fprintf()  argument
2700 	return machine__fprintf(&session->machines.host, fp);  in perf_session__fprintf()
2703 struct evsel *perf_session__find_first_evtype(struct perf_session *session,  in perf_session__find_first_evtype()  argument
2708 	evlist__for_each_entry(session->evlist, pos) {  in perf_session__find_first_evtype()
2715 int perf_session__cpu_bitmap(struct perf_session *session,  in perf_session__cpu_bitmap()  argument
2720 	int nr_cpus = min(session->header.env.nr_cpus_avail, MAX_NR_CPUS);  in perf_session__cpu_bitmap()
2725 		evsel = perf_session__find_first_evtype(session, i);  in perf_session__cpu_bitmap()
2761 void perf_session__fprintf_info(struct perf_session *session, FILE *fp,  in perf_session__fprintf_info()  argument
2764 	if (session == NULL || fp == NULL)  in perf_session__fprintf_info()
2768 	perf_header__fprintf_info(session, fp, full);  in perf_session__fprintf_info()
2772 static int perf_session__register_guest(struct perf_session *session, pid_t machine_pid)  in perf_session__register_guest()  argument
2774 	struct machine *machine = machines__findnew(&session->machines, machine_pid);  in perf_session__register_guest()
2780 	machine->single_address_space = session->machines.host.single_address_space;  in perf_session__register_guest()
2787 	machine->kallsyms_filename = perf_data__guest_kallsyms_name(session->data, machine_pid);  in perf_session__register_guest()
2792 static int perf_session__set_guest_cpu(struct perf_session *session, pid_t pid,  in perf_session__set_guest_cpu()  argument
2795 	struct machine *machine = &session->machines.host;  in perf_session__set_guest_cpu()
2806 int perf_event__process_id_index(struct perf_session *session,  in perf_event__process_id_index()  argument
2809 	struct evlist *evlist = session->evlist;  in perf_event__process_id_index()
2876 			ret = perf_session__register_guest(session, sid->machine_pid);  in perf_event__process_id_index()
2883 		ret = perf_session__set_guest_cpu(session, sid->machine_pid, e->tid, e2->vcpu);  in perf_event__process_id_index()