75 static void perf_top__update_print_entries(struct perf_top *top)  in perf_top__update_print_entries()  argument
77 	top->print_entries = top->winsize.ws_row - HEADER_LINE_NR;  in perf_top__update_print_entries()
83 	struct perf_top *top = arg;  in perf_top__sig_winch()  local
85 	get_term_dimensions(&top->winsize);  in perf_top__sig_winch()
86 	perf_top__update_print_entries(top);  in perf_top__sig_winch()
89 static int perf_top__parse_source(struct perf_top *top, struct hist_entry *he)  in perf_top__parse_source()  argument
132 		top->sym_filter_entry = he;  in perf_top__parse_source()
172 static void perf_top__record_precise_ip(struct perf_top *top,  in perf_top__record_precise_ip()  argument
181 	    ((top->sym_filter_entry == NULL ||  in perf_top__record_precise_ip()
182 	      top->sym_filter_entry->ms.sym != he->ms.sym) && use_browser != 1))  in perf_top__record_precise_ip()
215 static void perf_top__show_details(struct perf_top *top)  in perf_top__show_details()  argument
217 	struct hist_entry *he = top->sym_filter_entry;  in perf_top__show_details()
233 	printf("Showing %s for %s\n", perf_evsel__name(top->sym_evsel), symbol->name);  in perf_top__show_details()
234 	printf("  Events  Pcnt (>=%d%%)\n", top->sym_pcnt_filter);  in perf_top__show_details()
236 	more = symbol__annotate_printf(symbol, he->ms.map, top->sym_evsel,  in perf_top__show_details()
237 				       0, top->sym_pcnt_filter, top->print_entries, 4);  in perf_top__show_details()
238 	if (top->zero)  in perf_top__show_details()
239 		symbol__annotate_zero_histogram(symbol, top->sym_evsel->idx);  in perf_top__show_details()
241 		symbol__annotate_decay_histogram(symbol, top->sym_evsel->idx);  in perf_top__show_details()
248 static void perf_top__print_sym_table(struct perf_top *top)  in perf_top__print_sym_table()  argument
252 	const int win_width = top->winsize.ws_col - 1;  in perf_top__print_sym_table()
253 	struct hists *hists = evsel__hists(top->sym_evsel);  in perf_top__print_sym_table()
257 	perf_top__header_snprintf(top, bf, sizeof(bf));  in perf_top__print_sym_table()
260 	perf_top__reset_sample_counters(top);  in perf_top__print_sym_table()
274 	if (top->sym_filter_entry) {  in perf_top__print_sym_table()
275 		perf_top__show_details(top);  in perf_top__print_sym_table()
279 	if (top->zero) {  in perf_top__print_sym_table()
282 		hists__decay_entries(hists, top->hide_user_symbols,  in perf_top__print_sym_table()
283 				     top->hide_kernel_symbols);  in perf_top__print_sym_table()
289 	hists__output_recalc_col_len(hists, top->print_entries - printed);  in perf_top__print_sym_table()
291 	hists__fprintf(hists, false, top->print_entries - printed, win_width,  in perf_top__print_sym_table()
292 		       top->min_percent, stdout);  in perf_top__print_sym_table()
330 static void perf_top__prompt_symbol(struct perf_top *top, const char *msg)  in perf_top__prompt_symbol()  argument
333 	struct hist_entry *syme = top->sym_filter_entry, *n, *found = NULL;  in perf_top__prompt_symbol()
334 	struct hists *hists = evsel__hists(top->sym_evsel);  in perf_top__prompt_symbol()
341 		top->sym_filter_entry = NULL;  in perf_top__prompt_symbol()
366 		perf_top__parse_source(top, found);  in perf_top__prompt_symbol()
372 static void perf_top__print_mapped_keys(struct perf_top *top)  in perf_top__print_mapped_keys()  argument
376 	if (top->sym_filter_entry) {  in perf_top__print_mapped_keys()
377 		struct symbol *sym = top->sym_filter_entry->ms.sym;  in perf_top__print_mapped_keys()
382 	fprintf(stdout, "\t[d]     display refresh delay.             \t(%d)\n", top->delay_secs);  in perf_top__print_mapped_keys()
383 	fprintf(stdout, "\t[e]     display entries (lines).           \t(%d)\n", top->print_entries);  in perf_top__print_mapped_keys()
385 	if (top->evlist->nr_entries > 1)  in perf_top__print_mapped_keys()
386 …fprintf(stdout, "\t[E]     active event counter.              \t(%s)\n", perf_evsel__name(top->sym…  in perf_top__print_mapped_keys()
388 	fprintf(stdout, "\t[f]     profile display filter (count).    \t(%d)\n", top->count_filter);  in perf_top__print_mapped_keys()
390 	fprintf(stdout, "\t[F]     annotate display filter (percent). \t(%d%%)\n", top->sym_pcnt_filter);  in perf_top__print_mapped_keys()
396 		top->hide_kernel_symbols ? "yes" : "no");  in perf_top__print_mapped_keys()
399 		top->hide_user_symbols ? "yes" : "no");  in perf_top__print_mapped_keys()
400 	fprintf(stdout, "\t[z]     toggle sample zeroing.             \t(%d)\n", top->zero ? 1 : 0);  in perf_top__print_mapped_keys()
404 static int perf_top__key_mapped(struct perf_top *top, int c)  in perf_top__key_mapped()  argument
420 			return top->evlist->nr_entries > 1 ? 1 : 0;  in perf_top__key_mapped()
428 static bool perf_top__handle_keypress(struct perf_top *top, int c)  in perf_top__handle_keypress()  argument
432 	if (!perf_top__key_mapped(top, c)) {  in perf_top__handle_keypress()
436 		perf_top__print_mapped_keys(top);  in perf_top__handle_keypress()
446 		if (!perf_top__key_mapped(top, c))  in perf_top__handle_keypress()
452 			prompt_integer(&top->delay_secs, "Enter display delay");  in perf_top__handle_keypress()
453 			if (top->delay_secs < 1)  in perf_top__handle_keypress()
454 				top->delay_secs = 1;  in perf_top__handle_keypress()
457 			prompt_integer(&top->print_entries, "Enter display entries (lines)");  in perf_top__handle_keypress()
458 			if (top->print_entries == 0) {  in perf_top__handle_keypress()
463 				perf_top__sig_winch(SIGWINCH, NULL, top);  in perf_top__handle_keypress()
470 			if (top->evlist->nr_entries > 1) {  in perf_top__handle_keypress()
476 				evlist__for_each(top->evlist, top->sym_evsel)  in perf_top__handle_keypress()
477 					fprintf(stderr, "\n\t%d %s", top->sym_evsel->idx, perf_evsel__name(top->sym_evsel));  in perf_top__handle_keypress()
481 				if (counter >= top->evlist->nr_entries) {  in perf_top__handle_keypress()
482 					top->sym_evsel = perf_evlist__first(top->evlist);  in perf_top__handle_keypress()
483 					fprintf(stderr, "Sorry, no such event, using %s.\n", perf_evsel__name(top->sym_evsel));  in perf_top__handle_keypress()
487 				evlist__for_each(top->evlist, top->sym_evsel)  in perf_top__handle_keypress()
488 					if (top->sym_evsel->idx == counter)  in perf_top__handle_keypress()
491 				top->sym_evsel = perf_evlist__first(top->evlist);  in perf_top__handle_keypress()
494 			prompt_integer(&top->count_filter, "Enter display event count filter");  in perf_top__handle_keypress()
497 			prompt_percent(&top->sym_pcnt_filter,  in perf_top__handle_keypress()
501 			top->hide_kernel_symbols = !top->hide_kernel_symbols;  in perf_top__handle_keypress()
506 			if (top->dump_symtab)  in perf_top__handle_keypress()
507 				perf_session__fprintf_dsos(top->session, stderr);  in perf_top__handle_keypress()
511 			perf_top__prompt_symbol(top, "Enter details symbol");  in perf_top__handle_keypress()
514 			if (!top->sym_filter_entry)  in perf_top__handle_keypress()
517 				struct hist_entry *syme = top->sym_filter_entry;  in perf_top__handle_keypress()
519 				top->sym_filter_entry = NULL;  in perf_top__handle_keypress()
524 			top->hide_user_symbols = !top->hide_user_symbols;  in perf_top__handle_keypress()
527 			top->zero = !top->zero;  in perf_top__handle_keypress()
562 	struct perf_top *top = arg;  in display_thread_tui()  local
566 		.arg		= top,  in display_thread_tui()
567 		.refresh	= top->delay_secs,  in display_thread_tui()
570 	perf_top__sort_new_samples(top);  in display_thread_tui()
577 	evlist__for_each(top->evlist, pos) {  in display_thread_tui()
579 		hists->uid_filter_str = top->record_opts.target.uid_str;  in display_thread_tui()
582 	perf_evlist__tui_browse_hists(top->evlist, help, &hbt, top->min_percent,  in display_thread_tui()
583 				      &top->session->header.env);  in display_thread_tui()
607 	struct perf_top *top = arg;  in display_thread()  local
613 	delay_msecs = top->delay_secs * 1000;  in display_thread()
619 		perf_top__print_sym_table(top);  in display_thread()
635 			if (perf_top__handle_keypress(top, c))  in display_thread()
677 	struct perf_top *top = arg;  in hist_iter__top_callback()  local
687 		perf_top__record_precise_ip(top, he, evsel->idx, ip);  in hist_iter__top_callback()
699 	struct perf_top *top = container_of(tool, struct perf_top, tool);  in perf_event__process_sample()  local
719 		       top->session->evlist->stats.nr_unprocessable_samples++);  in perf_event__process_sample()
724 		top->exact_samples++;  in perf_event__process_sample()
729 	if (!top->kptr_restrict_warned &&  in perf_event__process_sample()
740 		top->kptr_restrict_warned = true;  in perf_event__process_sample()
756 		if (!top->kptr_restrict_warned && !top->vmlinux_warned &&  in perf_event__process_sample()
771 			top->vmlinux_warned = true;  in perf_event__process_sample()
789 					   top->max_stack, top);  in perf_event__process_sample()
799 static void perf_top__mmap_read_idx(struct perf_top *top, int idx)  in perf_top__mmap_read_idx()  argument
803 	struct perf_session *session = top->session;  in perf_top__mmap_read_idx()
809 	while ((event = perf_evlist__mmap_read(top->evlist, idx)) != NULL) {  in perf_top__mmap_read_idx()
810 		ret = perf_evlist__parse_sample(top->evlist, event, &sample);  in perf_top__mmap_read_idx()
822 			++top->samples;  in perf_top__mmap_read_idx()
826 			++top->us_samples;  in perf_top__mmap_read_idx()
827 			if (top->hide_user_symbols)  in perf_top__mmap_read_idx()
832 			++top->kernel_samples;  in perf_top__mmap_read_idx()
833 			if (top->hide_kernel_symbols)  in perf_top__mmap_read_idx()
838 			++top->guest_kernel_samples;  in perf_top__mmap_read_idx()
843 			++top->guest_us_samples;  in perf_top__mmap_read_idx()
855 			perf_event__process_sample(&top->tool, event, evsel,  in perf_top__mmap_read_idx()
863 		perf_evlist__mmap_consume(top->evlist, idx);  in perf_top__mmap_read_idx()
867 static void perf_top__mmap_read(struct perf_top *top)  in perf_top__mmap_read()  argument
871 	for (i = 0; i < top->evlist->nr_mmaps; i++)  in perf_top__mmap_read()
872 		perf_top__mmap_read_idx(top, i);  in perf_top__mmap_read()
875 static int perf_top__start_counters(struct perf_top *top)  in perf_top__start_counters()  argument
879 	struct perf_evlist *evlist = top->evlist;  in perf_top__start_counters()
880 	struct record_opts *opts = &top->record_opts;  in perf_top__start_counters()
886 		if (perf_evsel__open(counter, top->evlist->cpus,  in perf_top__start_counters()
887 				     top->evlist->threads) < 0) {  in perf_top__start_counters()
913 static int perf_top__setup_sample_type(struct perf_top *top __maybe_unused)  in perf_top__setup_sample_type()
930 static int __cmd_top(struct perf_top *top)  in __cmd_top()  argument
932 	struct record_opts *opts = &top->record_opts;  in __cmd_top()
936 	top->session = perf_session__new(NULL, false, NULL);  in __cmd_top()
937 	if (top->session == NULL)  in __cmd_top()
940 	machines__set_symbol_filter(&top->session->machines, symbol_filter);  in __cmd_top()
943 		ret = perf_session_env__lookup_objdump(&top->session->header.env);  in __cmd_top()
948 	ret = perf_top__setup_sample_type(top);  in __cmd_top()
952 	machine__synthesize_threads(&top->session->machines.host, &opts->target,  in __cmd_top()
953 				    top->evlist->threads, false);  in __cmd_top()
954 	ret = perf_top__start_counters(top);  in __cmd_top()
958 	top->session->evlist = top->evlist;  in __cmd_top()
959 	perf_session__set_id_hdr_size(top->session);  in __cmd_top()
970                 perf_evlist__enable(top->evlist);  in __cmd_top()
973 	perf_evlist__poll(top->evlist, 100);  in __cmd_top()
975 	perf_top__mmap_read(top);  in __cmd_top()
979 							    display_thread), top)) {  in __cmd_top()
984 	if (top->realtime_prio) {  in __cmd_top()
987 		param.sched_priority = top->realtime_prio;  in __cmd_top()
995 		u64 hits = top->samples;  in __cmd_top()
997 		perf_top__mmap_read(top);  in __cmd_top()
999 		if (hits == top->samples)  in __cmd_top()
1000 			ret = perf_evlist__poll(top->evlist, 100);  in __cmd_top()
1007 	perf_session__delete(top->session);  in __cmd_top()
1008 	top->session = NULL;  in __cmd_top()
1043 	struct perf_top *top = opt->value;  in parse_percent_limit()  local
1045 	top->min_percent = strtof(arg, NULL);  in parse_percent_limit()
1052 	struct perf_top top = {  in cmd_top()  local
1067 	struct record_opts *opts = &top.record_opts;  in cmd_top()
1070 	OPT_CALLBACK('e', "event", &top.evlist, "event",  in cmd_top()
1086 	OPT_BOOLEAN('K', "hide_kernel_symbols", &top.hide_kernel_symbols,  in cmd_top()
1091 	OPT_INTEGER('r', "realtime", &top.realtime_prio,  in cmd_top()
1093 	OPT_INTEGER('d', "delay", &top.delay_secs,  in cmd_top()
1095 	OPT_BOOLEAN('D', "dump-symtab", &top.dump_symtab,  in cmd_top()
1097 	OPT_INTEGER('f', "count-filter", &top.count_filter,  in cmd_top()
1103 	OPT_STRING(0, "sym-annotate", &top.sym_filter, "symbol name",  in cmd_top()
1105 	OPT_BOOLEAN('z', "zero", &top.zero, "zero history across updates"),  in cmd_top()
1107 	OPT_INTEGER('E', "entries", &top.print_entries,  in cmd_top()
1109 	OPT_BOOLEAN('U', "hide_user_symbols", &top.hide_user_symbols,  in cmd_top()
1111 	OPT_BOOLEAN(0, "tui", &top.use_tui, "Use the TUI interface"),  in cmd_top()
1112 	OPT_BOOLEAN(0, "stdio", &top.use_stdio, "Use the stdio interface"),  in cmd_top()
1122 	OPT_CALLBACK_NOOPT('g', NULL, &top.record_opts,  in cmd_top()
1125 	OPT_CALLBACK(0, "call-graph", &top.record_opts,  in cmd_top()
1130 	OPT_INTEGER(0, "max-stack", &top.max_stack,  in cmd_top()
1155 	OPT_CALLBACK(0, "percent-limit", &top, "percent",  in cmd_top()
1173 	top.evlist = perf_evlist__new();  in cmd_top()
1174 	if (top.evlist == NULL)  in cmd_top()
1177 	perf_config(perf_top_config, &top);  in cmd_top()
1196 	if (top.use_stdio)  in cmd_top()
1198 	else if (top.use_tui)  in cmd_top()
1223 	if (perf_evlist__create_maps(top.evlist, target) < 0)  in cmd_top()
1226 	if (!top.evlist->nr_entries &&  in cmd_top()
1227 	    perf_evlist__add_default(top.evlist) < 0) {  in cmd_top()
1232 	symbol_conf.nr_events = top.evlist->nr_entries;  in cmd_top()
1234 	if (top.delay_secs < 1)  in cmd_top()
1235 		top.delay_secs = 1;  in cmd_top()
1242 	top.sym_evsel = perf_evlist__first(top.evlist);  in cmd_top()
1257 	get_term_dimensions(&top.winsize);  in cmd_top()
1258 	if (top.print_entries == 0) {  in cmd_top()
1263 		perf_top__update_print_entries(&top);  in cmd_top()
1267 	status = __cmd_top(&top);  in cmd_top()
1270 	perf_evlist__delete(top.evlist);  in cmd_top()