76 static void perf_top__update_print_entries(struct perf_top *top)  in perf_top__update_print_entries()  argument
78 	top->print_entries = top->winsize.ws_row - HEADER_LINE_NR;  in perf_top__update_print_entries()
84 	struct perf_top *top = arg;  in perf_top__sig_winch()  local
86 	get_term_dimensions(&top->winsize);  in perf_top__sig_winch()
87 	perf_top__update_print_entries(top);  in perf_top__sig_winch()
90 static int perf_top__parse_source(struct perf_top *top, struct hist_entry *he)  in perf_top__parse_source()  argument
133 		top->sym_filter_entry = he;  in perf_top__parse_source()
173 static void perf_top__record_precise_ip(struct perf_top *top,  in perf_top__record_precise_ip()  argument
182 	    ((top->sym_filter_entry == NULL ||  in perf_top__record_precise_ip()
183 	      top->sym_filter_entry->ms.sym != he->ms.sym) && use_browser != 1))  in perf_top__record_precise_ip()
216 static void perf_top__show_details(struct perf_top *top)  in perf_top__show_details()  argument
218 	struct hist_entry *he = top->sym_filter_entry;  in perf_top__show_details()
234 	printf("Showing %s for %s\n", perf_evsel__name(top->sym_evsel), symbol->name);  in perf_top__show_details()
235 	printf("  Events  Pcnt (>=%d%%)\n", top->sym_pcnt_filter);  in perf_top__show_details()
237 	more = symbol__annotate_printf(symbol, he->ms.map, top->sym_evsel,  in perf_top__show_details()
238 				       0, top->sym_pcnt_filter, top->print_entries, 4);  in perf_top__show_details()
240 	if (top->evlist->enabled) {  in perf_top__show_details()
241 		if (top->zero)  in perf_top__show_details()
242 			symbol__annotate_zero_histogram(symbol, top->sym_evsel->idx);  in perf_top__show_details()
244 			symbol__annotate_decay_histogram(symbol, top->sym_evsel->idx);  in perf_top__show_details()
252 static void perf_top__print_sym_table(struct perf_top *top)  in perf_top__print_sym_table()  argument
256 	const int win_width = top->winsize.ws_col - 1;  in perf_top__print_sym_table()
257 	struct hists *hists = evsel__hists(top->sym_evsel);  in perf_top__print_sym_table()
261 	perf_top__header_snprintf(top, bf, sizeof(bf));  in perf_top__print_sym_table()
264 	perf_top__reset_sample_counters(top);  in perf_top__print_sym_table()
278 	if (top->sym_filter_entry) {  in perf_top__print_sym_table()
279 		perf_top__show_details(top);  in perf_top__print_sym_table()
283 	if (top->evlist->enabled) {  in perf_top__print_sym_table()
284 		if (top->zero) {  in perf_top__print_sym_table()
287 			hists__decay_entries(hists, top->hide_user_symbols,  in perf_top__print_sym_table()
288 					     top->hide_kernel_symbols);  in perf_top__print_sym_table()
295 	hists__output_recalc_col_len(hists, top->print_entries - printed);  in perf_top__print_sym_table()
297 	hists__fprintf(hists, false, top->print_entries - printed, win_width,  in perf_top__print_sym_table()
298 		       top->min_percent, stdout);  in perf_top__print_sym_table()
336 static void perf_top__prompt_symbol(struct perf_top *top, const char *msg)  in perf_top__prompt_symbol()  argument
339 	struct hist_entry *syme = top->sym_filter_entry, *n, *found = NULL;  in perf_top__prompt_symbol()
340 	struct hists *hists = evsel__hists(top->sym_evsel);  in perf_top__prompt_symbol()
347 		top->sym_filter_entry = NULL;  in perf_top__prompt_symbol()
372 		perf_top__parse_source(top, found);  in perf_top__prompt_symbol()
378 static void perf_top__print_mapped_keys(struct perf_top *top)  in perf_top__print_mapped_keys()  argument
382 	if (top->sym_filter_entry) {  in perf_top__print_mapped_keys()
383 		struct symbol *sym = top->sym_filter_entry->ms.sym;  in perf_top__print_mapped_keys()
388 	fprintf(stdout, "\t[d]     display refresh delay.             \t(%d)\n", top->delay_secs);  in perf_top__print_mapped_keys()
389 	fprintf(stdout, "\t[e]     display entries (lines).           \t(%d)\n", top->print_entries);  in perf_top__print_mapped_keys()
391 	if (top->evlist->nr_entries > 1)  in perf_top__print_mapped_keys()
392 …fprintf(stdout, "\t[E]     active event counter.              \t(%s)\n", perf_evsel__name(top->sym…  in perf_top__print_mapped_keys()
394 	fprintf(stdout, "\t[f]     profile display filter (count).    \t(%d)\n", top->count_filter);  in perf_top__print_mapped_keys()
396 	fprintf(stdout, "\t[F]     annotate display filter (percent). \t(%d%%)\n", top->sym_pcnt_filter);  in perf_top__print_mapped_keys()
402 		top->hide_kernel_symbols ? "yes" : "no");  in perf_top__print_mapped_keys()
405 		top->hide_user_symbols ? "yes" : "no");  in perf_top__print_mapped_keys()
406 	fprintf(stdout, "\t[z]     toggle sample zeroing.             \t(%d)\n", top->zero ? 1 : 0);  in perf_top__print_mapped_keys()
410 static int perf_top__key_mapped(struct perf_top *top, int c)  in perf_top__key_mapped()  argument
426 			return top->evlist->nr_entries > 1 ? 1 : 0;  in perf_top__key_mapped()
434 static bool perf_top__handle_keypress(struct perf_top *top, int c)  in perf_top__handle_keypress()  argument
438 	if (!perf_top__key_mapped(top, c)) {  in perf_top__handle_keypress()
442 		perf_top__print_mapped_keys(top);  in perf_top__handle_keypress()
452 		if (!perf_top__key_mapped(top, c))  in perf_top__handle_keypress()
458 			prompt_integer(&top->delay_secs, "Enter display delay");  in perf_top__handle_keypress()
459 			if (top->delay_secs < 1)  in perf_top__handle_keypress()
460 				top->delay_secs = 1;  in perf_top__handle_keypress()
463 			prompt_integer(&top->print_entries, "Enter display entries (lines)");  in perf_top__handle_keypress()
464 			if (top->print_entries == 0) {  in perf_top__handle_keypress()
469 				perf_top__sig_winch(SIGWINCH, NULL, top);  in perf_top__handle_keypress()
476 			if (top->evlist->nr_entries > 1) {  in perf_top__handle_keypress()
482 				evlist__for_each(top->evlist, top->sym_evsel)  in perf_top__handle_keypress()
483 					fprintf(stderr, "\n\t%d %s", top->sym_evsel->idx, perf_evsel__name(top->sym_evsel));  in perf_top__handle_keypress()
487 				if (counter >= top->evlist->nr_entries) {  in perf_top__handle_keypress()
488 					top->sym_evsel = perf_evlist__first(top->evlist);  in perf_top__handle_keypress()
489 					fprintf(stderr, "Sorry, no such event, using %s.\n", perf_evsel__name(top->sym_evsel));  in perf_top__handle_keypress()
493 				evlist__for_each(top->evlist, top->sym_evsel)  in perf_top__handle_keypress()
494 					if (top->sym_evsel->idx == counter)  in perf_top__handle_keypress()
497 				top->sym_evsel = perf_evlist__first(top->evlist);  in perf_top__handle_keypress()
500 			prompt_integer(&top->count_filter, "Enter display event count filter");  in perf_top__handle_keypress()
503 			prompt_percent(&top->sym_pcnt_filter,  in perf_top__handle_keypress()
507 			top->hide_kernel_symbols = !top->hide_kernel_symbols;  in perf_top__handle_keypress()
512 			if (top->dump_symtab)  in perf_top__handle_keypress()
513 				perf_session__fprintf_dsos(top->session, stderr);  in perf_top__handle_keypress()
517 			perf_top__prompt_symbol(top, "Enter details symbol");  in perf_top__handle_keypress()
520 			if (!top->sym_filter_entry)  in perf_top__handle_keypress()
523 				struct hist_entry *syme = top->sym_filter_entry;  in perf_top__handle_keypress()
525 				top->sym_filter_entry = NULL;  in perf_top__handle_keypress()
530 			top->hide_user_symbols = !top->hide_user_symbols;  in perf_top__handle_keypress()
533 			top->zero = !top->zero;  in perf_top__handle_keypress()
570 	struct perf_top *top = arg;  in display_thread_tui()  local
574 		.arg		= top,  in display_thread_tui()
575 		.refresh	= top->delay_secs,  in display_thread_tui()
578 	perf_top__sort_new_samples(top);  in display_thread_tui()
585 	evlist__for_each(top->evlist, pos) {  in display_thread_tui()
587 		hists->uid_filter_str = top->record_opts.target.uid_str;  in display_thread_tui()
590 	perf_evlist__tui_browse_hists(top->evlist, help, &hbt,  in display_thread_tui()
591 				      top->min_percent,  in display_thread_tui()
592 				      &top->session->header.env);  in display_thread_tui()
616 	struct perf_top *top = arg;  in display_thread()  local
622 	delay_msecs = top->delay_secs * 1000;  in display_thread()
628 		perf_top__print_sym_table(top);  in display_thread()
644 			if (perf_top__handle_keypress(top, c))  in display_thread()
686 	struct perf_top *top = arg;  in hist_iter__top_callback()  local
696 		perf_top__record_precise_ip(top, he, evsel->idx, ip);  in hist_iter__top_callback()
700 		     !(top->record_opts.branch_stack & PERF_SAMPLE_BRANCH_ANY));  in hist_iter__top_callback()
710 	struct perf_top *top = container_of(tool, struct perf_top, tool);  in perf_event__process_sample()  local
730 		       top->session->evlist->stats.nr_unprocessable_samples++);  in perf_event__process_sample()
735 		top->exact_samples++;  in perf_event__process_sample()
740 	if (!top->kptr_restrict_warned &&  in perf_event__process_sample()
751 		top->kptr_restrict_warned = true;  in perf_event__process_sample()
767 		if (!top->kptr_restrict_warned && !top->vmlinux_warned &&  in perf_event__process_sample()
782 			top->vmlinux_warned = true;  in perf_event__process_sample()
801 		err = hist_entry_iter__add(&iter, &al, top->max_stack, top);  in perf_event__process_sample()
811 static void perf_top__mmap_read_idx(struct perf_top *top, int idx)  in perf_top__mmap_read_idx()  argument
815 	struct perf_session *session = top->session;  in perf_top__mmap_read_idx()
821 	while ((event = perf_evlist__mmap_read(top->evlist, idx)) != NULL) {  in perf_top__mmap_read_idx()
822 		ret = perf_evlist__parse_sample(top->evlist, event, &sample);  in perf_top__mmap_read_idx()
834 			++top->samples;  in perf_top__mmap_read_idx()
838 			++top->us_samples;  in perf_top__mmap_read_idx()
839 			if (top->hide_user_symbols)  in perf_top__mmap_read_idx()
844 			++top->kernel_samples;  in perf_top__mmap_read_idx()
845 			if (top->hide_kernel_symbols)  in perf_top__mmap_read_idx()
850 			++top->guest_kernel_samples;  in perf_top__mmap_read_idx()
855 			++top->guest_us_samples;  in perf_top__mmap_read_idx()
870 			perf_event__process_sample(&top->tool, event, evsel,  in perf_top__mmap_read_idx()
878 		perf_evlist__mmap_consume(top->evlist, idx);  in perf_top__mmap_read_idx()
882 static void perf_top__mmap_read(struct perf_top *top)  in perf_top__mmap_read()  argument
886 	for (i = 0; i < top->evlist->nr_mmaps; i++)  in perf_top__mmap_read()
887 		perf_top__mmap_read_idx(top, i);  in perf_top__mmap_read()
890 static int perf_top__start_counters(struct perf_top *top)  in perf_top__start_counters()  argument
894 	struct perf_evlist *evlist = top->evlist;  in perf_top__start_counters()
895 	struct record_opts *opts = &top->record_opts;  in perf_top__start_counters()
901 		if (perf_evsel__open(counter, top->evlist->cpus,  in perf_top__start_counters()
902 				     top->evlist->threads) < 0) {  in perf_top__start_counters()
928 static int perf_top__setup_sample_type(struct perf_top *top __maybe_unused)  in perf_top__setup_sample_type()
945 static int __cmd_top(struct perf_top *top)  in __cmd_top()  argument
947 	struct record_opts *opts = &top->record_opts;  in __cmd_top()
951 	top->session = perf_session__new(NULL, false, NULL);  in __cmd_top()
952 	if (top->session == NULL)  in __cmd_top()
955 	machines__set_symbol_filter(&top->session->machines, symbol_filter);  in __cmd_top()
958 		ret = perf_env__lookup_objdump(&top->session->header.env);  in __cmd_top()
963 	ret = perf_top__setup_sample_type(top);  in __cmd_top()
967 	if (perf_session__register_idle_thread(top->session) == NULL)  in __cmd_top()
970 	machine__synthesize_threads(&top->session->machines.host, &opts->target,  in __cmd_top()
971 				    top->evlist->threads, false, opts->proc_map_timeout);  in __cmd_top()
979 	ret = perf_top__start_counters(top);  in __cmd_top()
983 	top->session->evlist = top->evlist;  in __cmd_top()
984 	perf_session__set_id_hdr_size(top->session);  in __cmd_top()
995                 perf_evlist__enable(top->evlist);  in __cmd_top()
998 	perf_evlist__poll(top->evlist, 100);  in __cmd_top()
1000 	perf_top__mmap_read(top);  in __cmd_top()
1004 							    display_thread), top)) {  in __cmd_top()
1009 	if (top->realtime_prio) {  in __cmd_top()
1012 		param.sched_priority = top->realtime_prio;  in __cmd_top()
1020 		u64 hits = top->samples;  in __cmd_top()
1022 		perf_top__mmap_read(top);  in __cmd_top()
1024 		if (hits == top->samples)  in __cmd_top()
1025 			ret = perf_evlist__poll(top->evlist, 100);  in __cmd_top()
1032 	perf_session__delete(top->session);  in __cmd_top()
1033 	top->session = NULL;  in __cmd_top()
1090 	struct perf_top *top = opt->value;  in parse_percent_limit()  local
1092 	top->min_percent = strtof(arg, NULL);  in parse_percent_limit()
1102 	struct perf_top top = {  in cmd_top()  local
1118 	struct record_opts *opts = &top.record_opts;  in cmd_top()
1121 	OPT_CALLBACK('e', "event", &top.evlist, "event",  in cmd_top()
1137 	OPT_BOOLEAN('K', "hide_kernel_symbols", &top.hide_kernel_symbols,  in cmd_top()
1142 	OPT_INTEGER('r', "realtime", &top.realtime_prio,  in cmd_top()
1144 	OPT_INTEGER('d', "delay", &top.delay_secs,  in cmd_top()
1146 	OPT_BOOLEAN('D', "dump-symtab", &top.dump_symtab,  in cmd_top()
1148 	OPT_INTEGER('f', "count-filter", &top.count_filter,  in cmd_top()
1154 	OPT_STRING(0, "sym-annotate", &top.sym_filter, "symbol name",  in cmd_top()
1156 	OPT_BOOLEAN('z', "zero", &top.zero, "zero history across updates"),  in cmd_top()
1158 	OPT_INTEGER('E', "entries", &top.print_entries,  in cmd_top()
1160 	OPT_BOOLEAN('U', "hide_user_symbols", &top.hide_user_symbols,  in cmd_top()
1162 	OPT_BOOLEAN(0, "tui", &top.use_tui, "Use the TUI interface"),  in cmd_top()
1163 	OPT_BOOLEAN(0, "stdio", &top.use_stdio, "Use the stdio interface"),  in cmd_top()
1173 	OPT_CALLBACK_NOOPT('g', NULL, &top.record_opts,  in cmd_top()
1176 	OPT_CALLBACK(0, "call-graph", &top.record_opts,  in cmd_top()
1181 	OPT_INTEGER(0, "max-stack", &top.max_stack,  in cmd_top()
1206 	OPT_CALLBACK(0, "percent-limit", &top, "percent",  in cmd_top()
1232 	top.evlist = perf_evlist__new();  in cmd_top()
1233 	if (top.evlist == NULL)  in cmd_top()
1236 	perf_config(perf_top_config, &top);  in cmd_top()
1255 	if (top.use_stdio)  in cmd_top()
1257 	else if (top.use_tui)  in cmd_top()
1282 	if (perf_evlist__create_maps(top.evlist, target) < 0)  in cmd_top()
1285 	if (!top.evlist->nr_entries &&  in cmd_top()
1286 	    perf_evlist__add_default(top.evlist) < 0) {  in cmd_top()
1291 	symbol_conf.nr_events = top.evlist->nr_entries;  in cmd_top()
1293 	if (top.delay_secs < 1)  in cmd_top()
1294 		top.delay_secs = 1;  in cmd_top()
1301 	top.sym_evsel = perf_evlist__first(top.evlist);  in cmd_top()
1319 	get_term_dimensions(&top.winsize);  in cmd_top()
1320 	if (top.print_entries == 0) {  in cmd_top()
1325 		perf_top__update_print_entries(&top);  in cmd_top()
1329 	status = __cmd_top(&top);  in cmd_top()
1332 	perf_evlist__delete(top.evlist);  in cmd_top()