42 static int perf_session__process_compressed_event(struct perf_session *session,  in perf_session__process_compressed_event()  argument
49 	size_t mmap_len, decomp_len = session->header.env.comp_mmap_len;  in perf_session__process_compressed_event()
50 	struct decomp *decomp, *decomp_last = session->active_decomp->decomp_last;  in perf_session__process_compressed_event()
78 	decomp_size = zstd_decompress_stream(session->active_decomp->zstd_decomp, src, src_size,  in perf_session__process_compressed_event()
88 	if (session->active_decomp->decomp == NULL)  in perf_session__process_compressed_event()
89 		session->active_decomp->decomp = decomp;  in perf_session__process_compressed_event()
91 		session->active_decomp->decomp_last->next = decomp;  in perf_session__process_compressed_event()
93 	session->active_decomp->decomp_last = decomp;  in perf_session__process_compressed_event()
103 static int perf_session__deliver_event(struct perf_session *session,
109 static int perf_session__open(struct perf_session *session, int repipe_fd)  in perf_session__open()  argument
111 	struct perf_data *data = session->data;  in perf_session__open()
113 	if (perf_session__read_header(session, repipe_fd) < 0) {  in perf_session__open()
118 	if (perf_header__has_feat(&session->header, HEADER_AUXTRACE)) {  in perf_session__open()
126 	if (perf_header__has_feat(&session->header, HEADER_STAT))  in perf_session__open()
129 	if (!evlist__valid_sample_type(session->evlist)) {  in perf_session__open()
134 	if (!evlist__valid_sample_id_all(session->evlist)) {  in perf_session__open()
139 	if (!evlist__valid_read_format(session->evlist)) {  in perf_session__open()
147 void perf_session__set_id_hdr_size(struct perf_session *session)  in perf_session__set_id_hdr_size()  argument
149 	u16 id_hdr_size = evlist__id_hdr_size(session->evlist);  in perf_session__set_id_hdr_size()
151 	machines__set_id_hdr_size(&session->machines, id_hdr_size);  in perf_session__set_id_hdr_size()
154 int perf_session__create_kernel_maps(struct perf_session *session)  in perf_session__create_kernel_maps()  argument
156 	int ret = machine__create_kernel_maps(&session->machines.host);  in perf_session__create_kernel_maps()
159 		ret = machines__create_guest_kernel_maps(&session->machines);  in perf_session__create_kernel_maps()
163 static void perf_session__destroy_kernel_maps(struct perf_session *session)  in perf_session__destroy_kernel_maps()  argument
165 	machines__destroy_kernel_maps(&session->machines);  in perf_session__destroy_kernel_maps()
168 static bool perf_session__has_comm_exec(struct perf_session *session)  in perf_session__has_comm_exec()  argument
172 	evlist__for_each_entry(session->evlist, evsel) {  in perf_session__has_comm_exec()
180 static void perf_session__set_comm_exec(struct perf_session *session)  in perf_session__set_comm_exec()  argument
182 	bool comm_exec = perf_session__has_comm_exec(session);  in perf_session__set_comm_exec()
184 	machines__set_comm_exec(&session->machines, comm_exec);  in perf_session__set_comm_exec()
190 	struct perf_session *session = container_of(oe, struct perf_session,  in ordered_events__deliver_event()  local
193 	return perf_session__deliver_event(session, event->event,  in ordered_events__deliver_event()
194 					   session->tool, event->file_offset,  in ordered_events__deliver_event()
203 	struct perf_session *session = zalloc(sizeof(*session));  in __perf_session__new()  local
205 	if (!session)  in __perf_session__new()
208 	session->repipe = repipe;  in __perf_session__new()
209 	session->tool   = tool;  in __perf_session__new()
210 	session->decomp_data.zstd_decomp = &session->zstd_data;  in __perf_session__new()
211 	session->active_decomp = &session->decomp_data;  in __perf_session__new()
212 	INIT_LIST_HEAD(&session->auxtrace_index);  in __perf_session__new()
213 	machines__init(&session->machines);  in __perf_session__new()
214 	ordered_events__init(&session->ordered_events,  in __perf_session__new()
217 	perf_env__init(&session->header.env);  in __perf_session__new()
223 		session->data = data;  in __perf_session__new()
226 			ret = perf_session__open(session, repipe_fd);  in __perf_session__new()
235 				perf_session__set_id_hdr_size(session);  in __perf_session__new()
236 				perf_session__set_comm_exec(session);  in __perf_session__new()
239 			evlist__init_trace_event_sample_raw(session->evlist);  in __perf_session__new()
253 		session->machines.host.env = &perf_env;  in __perf_session__new()
256 	session->machines.host.single_address_space =  in __perf_session__new()
257 		perf_env__single_address_space(session->machines.host.env);  in __perf_session__new()
264 		if (perf_session__create_kernel_maps(session) < 0)  in __perf_session__new()
273 	    tool->ordered_events && !evlist__sample_id_all(session->evlist)) {  in __perf_session__new()
278 	return session;  in __perf_session__new()
281 	perf_session__delete(session);  in __perf_session__new()
301 void perf_session__delete(struct perf_session *session)  in perf_session__delete()  argument
303 	if (session == NULL)  in perf_session__delete()
305 	auxtrace__free(session);  in perf_session__delete()
306 	auxtrace_index__free(&session->auxtrace_index);  in perf_session__delete()
307 	perf_session__destroy_kernel_maps(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()
317 	trace_event__cleanup(&session->tevent);  in perf_session__delete()
319 	free(session);  in perf_session__delete()
322 static int process_event_synth_tracing_data_stub(struct perf_session *session  in process_event_synth_tracing_data_stub()
394 static s64 process_event_auxtrace_stub(struct perf_session *session __maybe_unused,  in process_event_auxtrace_stub()
398 	if (perf_data__is_pipe(session->data))  in process_event_auxtrace_stub()
399 		skipn(perf_data__fd(session->data), event->auxtrace.size);  in process_event_auxtrace_stub()
403 static int process_event_op2_stub(struct perf_session *session __maybe_unused,  in process_event_op2_stub()
412 int process_event_thread_map_stub(struct perf_session *session __maybe_unused,  in process_event_thread_map_stub()
423 int process_event_cpu_map_stub(struct perf_session *session __maybe_unused,  in process_event_cpu_map_stub()
434 int process_event_stat_config_stub(struct perf_session *session __maybe_unused,  in process_event_stat_config_stub()
474 static int perf_session__process_compressed_event_stub(struct perf_session *session __maybe_unused,  in perf_session__process_compressed_event_stub()
1627 static int perf_session__deliver_event(struct perf_session *session,  in perf_session__deliver_event()  argument
1634 	int ret = evlist__parse_sample(session->evlist, event, &sample);  in perf_session__deliver_event()
1641 	ret = auxtrace__process_event(session, event, &sample, tool);  in perf_session__deliver_event()
1647 	ret = machines__deliver_event(&session->machines, session->evlist,  in perf_session__deliver_event()
1651 		auxtrace__dump_auxtrace_sample(session, &sample);  in perf_session__deliver_event()
1656 static s64 perf_session__process_user_event(struct perf_session *session,  in perf_session__process_user_event()  argument
1661 	struct ordered_events *oe = &session->ordered_events;  in perf_session__process_user_event()
1662 	struct perf_tool *tool = session->tool;  in perf_session__process_user_event()
1664 	int fd = perf_data__fd(session->data);  in perf_session__process_user_event()
1669 		dump_event(session->evlist, event, file_offset, &sample, file_path);  in perf_session__process_user_event()
1674 		err = tool->attr(tool, event, &session->evlist);  in perf_session__process_user_event()
1676 			perf_session__set_id_hdr_size(session);  in perf_session__process_user_event()
1677 			perf_session__set_comm_exec(session);  in perf_session__process_user_event()
1681 		return tool->event_update(tool, event, &session->evlist);  in perf_session__process_user_event()
1694 		if (!perf_data__is_pipe(session->data))  in perf_session__process_user_event()
1696 		return tool->tracing_data(session, event);  in perf_session__process_user_event()
1698 		return tool->build_id(session, event);  in perf_session__process_user_event()
1702 		return tool->id_index(session, event);  in perf_session__process_user_event()
1704 		return tool->auxtrace_info(session, event);  in perf_session__process_user_event()
1711 		if (!perf_data__is_pipe(session->data))  in perf_session__process_user_event()
1713 		return tool->auxtrace(session, event);  in perf_session__process_user_event()
1715 		perf_session__auxtrace_error_inc(session, event);  in perf_session__process_user_event()
1716 		return tool->auxtrace_error(session, event);  in perf_session__process_user_event()
1718 		return tool->thread_map(session, event);  in perf_session__process_user_event()
1720 		return tool->cpu_map(session, event);  in perf_session__process_user_event()
1722 		return tool->stat_config(session, event);  in perf_session__process_user_event()
1724 		return tool->stat(session, event);  in perf_session__process_user_event()
1726 		return tool->stat_round(session, event);  in perf_session__process_user_event()
1728 		session->time_conv = event->time_conv;  in perf_session__process_user_event()
1729 		return tool->time_conv(session, event);  in perf_session__process_user_event()
1731 		return tool->feature(session, event);  in perf_session__process_user_event()
1733 		err = tool->compressed(session, event, file_offset, file_path);  in perf_session__process_user_event()
1735 			dump_event(session->evlist, event, file_offset, &sample, file_path);  in perf_session__process_user_event()
1738 		return tool->finished_init(session, event);  in perf_session__process_user_event()
1744 int perf_session__deliver_synth_event(struct perf_session *session,  in perf_session__deliver_synth_event()  argument
1748 	struct evlist *evlist = session->evlist;  in perf_session__deliver_synth_event()
1749 	struct perf_tool *tool = session->tool;  in perf_session__deliver_synth_event()
1754 		return perf_session__process_user_event(session, event, 0, NULL);  in perf_session__deliver_synth_event()
1756 	return machines__deliver_event(&session->machines, evlist, event, sample, tool, 0, NULL);  in perf_session__deliver_synth_event()
1768 int perf_session__peek_event(struct perf_session *session, off_t file_offset,  in perf_session__peek_event()  argument
1777 	if (session->one_mmap && !session->header.needs_swap) {  in perf_session__peek_event()
1778 		event = file_offset - session->one_mmap_offset +  in perf_session__peek_event()
1779 			session->one_mmap_addr;  in perf_session__peek_event()
1783 	if (perf_data__is_pipe(session->data))  in perf_session__peek_event()
1786 	fd = perf_data__fd(session->data);  in perf_session__peek_event()
1798 	if (session->header.needs_swap)  in perf_session__peek_event()
1810 	if (session->header.needs_swap)  in perf_session__peek_event()
1811 		event_swap(event, evlist__sample_id_all(session->evlist));  in perf_session__peek_event()
1816 	    evlist__parse_sample(session->evlist, event, sample))  in perf_session__peek_event()
1824 int perf_session__peek_events(struct perf_session *session, u64 offset,  in perf_session__peek_events()  argument
1833 		err = perf_session__peek_event(session, offset, buf,  in perf_session__peek_events()
1839 		err = cb(session, event, offset, data);  in perf_session__peek_events()
1852 static s64 perf_session__process_event(struct perf_session *session,  in perf_session__process_event()  argument
1856 	struct evlist *evlist = session->evlist;  in perf_session__process_event()
1857 	struct perf_tool *tool = session->tool;  in perf_session__process_event()
1860 	if (session->header.needs_swap)  in perf_session__process_event()
1869 		return perf_session__process_user_event(session, event, file_offset, file_path);  in perf_session__process_event()
1878 		ret = perf_session__queue_event(session, event, timestamp, file_offset, file_path);  in perf_session__process_event()
1883 	return perf_session__deliver_event(session, event, tool, file_offset, file_path);  in perf_session__process_event()
1893 struct thread *perf_session__findnew(struct perf_session *session, pid_t pid)  in perf_session__findnew()  argument
1895 	return machine__findnew_thread(&session->machines.host, -1, pid);  in perf_session__findnew()
1898 int perf_session__register_idle_thread(struct perf_session *session)  in perf_session__register_idle_thread()  argument
1900 	struct thread *thread = machine__idle_thread(&session->machines.host);  in perf_session__register_idle_thread()
1908 perf_session__warn_order(const struct perf_session *session)  in perf_session__warn_order()  argument
1910 	const struct ordered_events *oe = &session->ordered_events;  in perf_session__warn_order()
1914 	evlist__for_each_entry(session->evlist, evsel) {  in perf_session__warn_order()
1925 static void perf_session__warn_about_errors(const struct perf_session *session)  in perf_session__warn_about_errors()  argument
1927 	const struct events_stats *stats = &session->evlist->stats;  in perf_session__warn_about_errors()
1929 	if (session->tool->lost == perf_event__process_lost &&  in perf_session__warn_about_errors()
1937 	if (session->tool->lost_samples == perf_event__process_lost_samples) {  in perf_session__warn_about_errors()
1949 	if (session->tool->aux == perf_event__process_aux &&  in perf_session__warn_about_errors()
1956 	if (session->tool->aux == perf_event__process_aux &&  in perf_session__warn_about_errors()
1973 	if (session->tool->aux == perf_event__process_aux &&  in perf_session__warn_about_errors()
2008 	perf_session__warn_order(session);  in perf_session__warn_about_errors()
2030 static int perf_session__flush_thread_stacks(struct perf_session *session)  in perf_session__flush_thread_stacks()  argument
2032 	return machines__for_each_thread(&session->machines,  in perf_session__flush_thread_stacks()
2039 static int __perf_session__process_decomp_events(struct perf_session *session);
2041 static int __perf_session__process_pipe_events(struct perf_session *session)  in __perf_session__process_pipe_events()  argument
2043 	struct ordered_events *oe = &session->ordered_events;  in __perf_session__process_pipe_events()
2044 	struct perf_tool *tool = session->tool;  in __perf_session__process_pipe_events()
2064 	err = perf_data__read(session->data, event,  in __perf_session__process_pipe_events()
2074 	if (session->header.needs_swap)  in __perf_session__process_pipe_events()
2097 		err = perf_data__read(session->data, p,  in __perf_session__process_pipe_events()
2110 	if ((skip = perf_session__process_event(session, event, head, "pipe")) < 0) {  in __perf_session__process_pipe_events()
2122 	err = __perf_session__process_decomp_events(session);  in __perf_session__process_pipe_events()
2133 	err = auxtrace__flush_events(session, tool);  in __perf_session__process_pipe_events()
2136 	err = perf_session__flush_thread_stacks(session);  in __perf_session__process_pipe_events()
2140 		perf_session__warn_about_errors(session);  in __perf_session__process_pipe_events()
2141 	ordered_events__free(&session->ordered_events);  in __perf_session__process_pipe_events()
2142 	auxtrace__free_events(session);  in __perf_session__process_pipe_events()
2197 static int __perf_session__process_decomp_events(struct perf_session *session)  in __perf_session__process_decomp_events()  argument
2201 	struct decomp *decomp = session->active_decomp->decomp_last;  in __perf_session__process_decomp_events()
2208 							     session->header.needs_swap);  in __perf_session__process_decomp_events()
2216 		    (skip = perf_session__process_event(session, event, decomp->file_pos,  in __perf_session__process_decomp_events()
2246 typedef s64 (*reader_cb_t)(struct perf_session *session,
2304 reader__mmap(struct reader *rd, struct perf_session *session)  in reader__mmap()  argument
2315 	} else if (session->header.needs_swap) {  in reader__mmap()
2338 	if (session->one_mmap) {  in reader__mmap()
2339 		session->one_mmap_addr = buf;  in reader__mmap()
2340 		session->one_mmap_offset = rd->file_offset;  in reader__mmap()
2352 reader__read_event(struct reader *rd, struct perf_session *session,  in reader__read_event()  argument
2361 				   session->header.needs_swap);  in reader__read_event()
2373 	    (skip = rd->process(session, event, rd->file_pos, rd->path)) < 0) {  in reader__read_event()
2388 	err = __perf_session__process_decomp_events(session);  in reader__read_event()
2405 reader__process_events(struct reader *rd, struct perf_session *session,  in reader__process_events()  argument
2410 	err = reader__init(rd, &session->one_mmap);  in reader__process_events()
2414 	session->active_decomp = &rd->decomp_data;  in reader__process_events()
2417 	err = reader__mmap(rd, session);  in reader__process_events()
2422 	err = reader__read_event(rd, session, prog);  in reader__process_events()
2435 	session->active_decomp = &session->decomp_data;  in reader__process_events()
2439 static s64 process_simple(struct perf_session *session,  in process_simple()  argument
2444 	return perf_session__process_event(session, event, file_offset, file_path);  in process_simple()
2447 static int __perf_session__process_events(struct perf_session *session)  in __perf_session__process_events()  argument
2450 		.fd		= perf_data__fd(session->data),  in __perf_session__process_events()
2451 		.path		= session->data->file.path,  in __perf_session__process_events()
2452 		.data_size	= session->header.data_size,  in __perf_session__process_events()
2453 		.data_offset	= session->header.data_offset,  in __perf_session__process_events()
2455 		.in_place_update = session->data->in_place_update,  in __perf_session__process_events()
2457 	struct ordered_events *oe = &session->ordered_events;  in __perf_session__process_events()
2458 	struct perf_tool *tool = session->tool;  in __perf_session__process_events()
2469 	err = reader__process_events(&rd, session, &prog);  in __perf_session__process_events()
2476 	err = auxtrace__flush_events(session, tool);  in __perf_session__process_events()
2479 	err = perf_session__flush_thread_stacks(session);  in __perf_session__process_events()
2483 		perf_session__warn_about_errors(session);  in __perf_session__process_events()
2488 	ordered_events__reinit(&session->ordered_events);  in __perf_session__process_events()
2489 	auxtrace__free_events(session);  in __perf_session__process_events()
2491 	session->one_mmap = false;  in __perf_session__process_events()
2507 static int __perf_session__process_dir_events(struct perf_session *session)  in __perf_session__process_dir_events()  argument
2509 	struct perf_data *data = session->data;  in __perf_session__process_dir_events()
2510 	struct perf_tool *tool = session->tool;  in __perf_session__process_dir_events()
2513 	u64 total_size = perf_data__size(session->data);  in __perf_session__process_dir_events()
2531 		.fd		 = perf_data__fd(session->data),  in __perf_session__process_dir_events()
2532 		.path		 = session->data->file.path,  in __perf_session__process_dir_events()
2533 		.data_size	 = session->header.data_size,  in __perf_session__process_dir_events()
2534 		.data_offset	 = session->header.data_offset,  in __perf_session__process_dir_events()
2536 		.in_place_update = session->data->in_place_update,  in __perf_session__process_dir_events()
2541 	ret = reader__mmap(&rd[0], session);  in __perf_session__process_dir_events()
2555 			.in_place_update = session->data->in_place_update,  in __perf_session__process_dir_events()
2560 		ret = reader__mmap(&rd[readers], session);  in __perf_session__process_dir_events()
2581 		session->active_decomp = &rd[i].decomp_data;  in __perf_session__process_dir_events()
2582 		ret = reader__read_event(&rd[i], session, &prog);  in __perf_session__process_dir_events()
2586 			ret = reader__mmap(&rd[i], session);  in __perf_session__process_dir_events()
2597 	ret = ordered_events__flush(&session->ordered_events, OE_FLUSH__FINAL);  in __perf_session__process_dir_events()
2601 	ret = perf_session__flush_thread_stacks(session);  in __perf_session__process_dir_events()
2606 		perf_session__warn_about_errors(session);  in __perf_session__process_dir_events()
2612 	ordered_events__reinit(&session->ordered_events);  in __perf_session__process_dir_events()
2614 	session->one_mmap = false;  in __perf_session__process_dir_events()
2616 	session->active_decomp = &session->decomp_data;  in __perf_session__process_dir_events()
2624 int perf_session__process_events(struct perf_session *session)  in perf_session__process_events()  argument
2626 	if (perf_session__register_idle_thread(session) < 0)  in perf_session__process_events()
2629 	if (perf_data__is_pipe(session->data))  in perf_session__process_events()
2630 		return __perf_session__process_pipe_events(session);  in perf_session__process_events()
2632 	if (perf_data__is_dir(session->data) && session->data->dir.nr)  in perf_session__process_events()
2633 		return __perf_session__process_dir_events(session);  in perf_session__process_events()
2635 	return __perf_session__process_events(session);  in perf_session__process_events()
2638 bool perf_session__has_traces(struct perf_session *session, const char *msg)  in perf_session__has_traces()  argument
2642 	evlist__for_each_entry(session->evlist, evsel) {  in perf_session__has_traces()
2680 size_t perf_session__fprintf_dsos(struct perf_session *session, FILE *fp)  in perf_session__fprintf_dsos()  argument
2682 	return machines__fprintf_dsos(&session->machines, fp);  in perf_session__fprintf_dsos()
2685 size_t perf_session__fprintf_dsos_buildid(struct perf_session *session, FILE *fp,  in perf_session__fprintf_dsos_buildid()  argument
2688 	return machines__fprintf_dsos_buildid(&session->machines, fp, skip, parm);  in perf_session__fprintf_dsos_buildid()
2691 size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp,  in perf_session__fprintf_nr_events()  argument
2697 	if (perf_header__has_feat(&session->header, HEADER_AUXTRACE))  in perf_session__fprintf_nr_events()
2702 	ret += events_stats__fprintf(&session->evlist->stats, fp, skip_empty);  in perf_session__fprintf_nr_events()
2706 size_t perf_session__fprintf(struct perf_session *session, FILE *fp)  in perf_session__fprintf()  argument
2712 	return machine__fprintf(&session->machines.host, fp);  in perf_session__fprintf()
2715 struct evsel *perf_session__find_first_evtype(struct perf_session *session,  in perf_session__find_first_evtype()  argument
2720 	evlist__for_each_entry(session->evlist, pos) {  in perf_session__find_first_evtype()
2727 int perf_session__cpu_bitmap(struct perf_session *session,  in perf_session__cpu_bitmap()  argument
2732 	int nr_cpus = min(session->header.env.nr_cpus_avail, MAX_NR_CPUS);  in perf_session__cpu_bitmap()
2737 		evsel = perf_session__find_first_evtype(session, i);  in perf_session__cpu_bitmap()
2773 void perf_session__fprintf_info(struct perf_session *session, FILE *fp,  in perf_session__fprintf_info()  argument
2776 	if (session == NULL || fp == NULL)  in perf_session__fprintf_info()
2780 	perf_header__fprintf_info(session, fp, full);  in perf_session__fprintf_info()
2784 static int perf_session__register_guest(struct perf_session *session, pid_t machine_pid)  in perf_session__register_guest()  argument
2786 	struct machine *machine = machines__findnew(&session->machines, machine_pid);  in perf_session__register_guest()
2792 	machine->single_address_space = session->machines.host.single_address_space;  in perf_session__register_guest()
2799 	machine->kallsyms_filename = perf_data__guest_kallsyms_name(session->data, machine_pid);  in perf_session__register_guest()
2804 static int perf_session__set_guest_cpu(struct perf_session *session, pid_t pid,  in perf_session__set_guest_cpu()  argument
2807 	struct machine *machine = &session->machines.host;  in perf_session__set_guest_cpu()
2818 int perf_event__process_id_index(struct perf_session *session,  in perf_event__process_id_index()  argument
2821 	struct evlist *evlist = session->evlist;  in perf_event__process_id_index()
2888 			ret = perf_session__register_guest(session, sid->machine_pid);  in perf_event__process_id_index()
2895 		ret = perf_session__set_guest_cpu(session, sid->machine_pid, e->tid, e2->vcpu);  in perf_event__process_id_index()