4 * Builtin report command: Analyze the perf.data input file,
5 * look up and read DSOs and symbol information and display
6 * a histogram of results, along various sorting keys.
10 #include "util/util.h"
11 #include "util/cache.h"
13 #include "util/annotate.h"
14 #include "util/color.h"
15 #include <linux/list.h>
16 #include <linux/rbtree.h>
17 #include "util/symbol.h"
18 #include "util/callchain.h"
19 #include "util/strlist.h"
20 #include "util/values.h"
23 #include "util/debug.h"
24 #include "util/evlist.h"
25 #include "util/evsel.h"
26 #include "util/header.h"
27 #include "util/session.h"
28 #include "util/tool.h"
30 #include "util/parse-options.h"
31 #include "util/parse-events.h"
33 #include "util/thread.h"
34 #include "util/sort.h"
35 #include "util/hist.h"
36 #include "util/data.h"
37 #include "arch/common.h"
39 #include "util/auxtrace.h"
42 #include <linux/bitmap.h>
45 struct perf_tool tool;
46 struct perf_session *session;
47 bool force, use_tui, use_gtk, use_stdio;
49 bool dont_use_callchains;
52 bool inverted_callchain;
56 bool nonany_branch_mode;
58 struct perf_read_values show_threads_values;
59 const char *pretty_printing_style;
61 const char *symbol_filter_str;
65 DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
68 static int report__config(const char *var, const char *value, void *cb)
70 struct report *rep = cb;
72 if (!strcmp(var, "report.group")) {
73 symbol_conf.event_group = perf_config_bool(var, value);
76 if (!strcmp(var, "report.percent-limit")) {
77 rep->min_percent = strtof(value, NULL);
80 if (!strcmp(var, "report.children")) {
81 symbol_conf.cumulate_callchain = perf_config_bool(var, value);
84 if (!strcmp(var, "report.queue-size")) {
85 rep->queue_size = perf_config_u64(var, value);
89 return perf_default_config(var, value, cb);
92 static int hist_iter__report_callback(struct hist_entry_iter *iter,
93 struct addr_location *al, bool single,
97 struct report *rep = arg;
98 struct hist_entry *he = iter->he;
99 struct perf_evsel *evsel = iter->evsel;
101 struct branch_info *bi;
103 if (!ui__has_annotation())
106 hist__account_cycles(iter->sample->branch_stack, al, iter->sample,
107 rep->nonany_branch_mode);
109 if (sort__mode == SORT_MODE__BRANCH) {
110 bi = he->branch_info;
111 err = addr_map_symbol__inc_samples(&bi->from, evsel->idx);
115 err = addr_map_symbol__inc_samples(&bi->to, evsel->idx);
117 } else if (rep->mem_mode) {
119 err = addr_map_symbol__inc_samples(&mi->daddr, evsel->idx);
123 err = hist_entry__inc_addr_samples(he, evsel->idx, al->addr);
125 } else if (symbol_conf.cumulate_callchain) {
127 err = hist_entry__inc_addr_samples(he, evsel->idx,
130 err = hist_entry__inc_addr_samples(he, evsel->idx, al->addr);
137 static int process_sample_event(struct perf_tool *tool,
138 union perf_event *event,
139 struct perf_sample *sample,
140 struct perf_evsel *evsel,
141 struct machine *machine)
143 struct report *rep = container_of(tool, struct report, tool);
144 struct addr_location al;
145 struct hist_entry_iter iter = {
148 .hide_unresolved = rep->hide_unresolved,
149 .add_entry_cb = hist_iter__report_callback,
153 if (perf_event__preprocess_sample(event, machine, &al, sample) < 0) {
154 pr_debug("problem processing %d event, skipping it.\n",
159 if (rep->hide_unresolved && al.sym == NULL)
162 if (rep->cpu_list && !test_bit(sample->cpu, rep->cpu_bitmap))
165 if (sort__mode == SORT_MODE__BRANCH)
166 iter.ops = &hist_iter_branch;
167 else if (rep->mem_mode)
168 iter.ops = &hist_iter_mem;
169 else if (symbol_conf.cumulate_callchain)
170 iter.ops = &hist_iter_cumulative;
172 iter.ops = &hist_iter_normal;
175 al.map->dso->hit = 1;
177 ret = hist_entry_iter__add(&iter, &al, rep->max_stack, rep);
179 pr_debug("problem adding hist entry, skipping event\n");
181 addr_location__put(&al);
185 static int process_read_event(struct perf_tool *tool,
186 union perf_event *event,
187 struct perf_sample *sample __maybe_unused,
188 struct perf_evsel *evsel,
189 struct machine *machine __maybe_unused)
191 struct report *rep = container_of(tool, struct report, tool);
193 if (rep->show_threads) {
194 const char *name = evsel ? perf_evsel__name(evsel) : "unknown";
195 perf_read_values_add_value(&rep->show_threads_values,
196 event->read.pid, event->read.tid,
202 dump_printf(": %d %d %s %" PRIu64 "\n", event->read.pid, event->read.tid,
203 evsel ? perf_evsel__name(evsel) : "FAIL",
209 /* For pipe mode, sample_type is not currently set */
210 static int report__setup_sample_type(struct report *rep)
212 struct perf_session *session = rep->session;
213 u64 sample_type = perf_evlist__combined_sample_type(session->evlist);
214 bool is_pipe = perf_data_file__is_pipe(session->file);
216 if (!is_pipe && !(sample_type & PERF_SAMPLE_CALLCHAIN)) {
217 if (sort__has_parent) {
218 ui__error("Selected --sort parent, but no "
219 "callchain data. Did you call "
220 "'perf record' without -g?\n");
223 if (symbol_conf.use_callchain) {
224 ui__error("Selected -g or --branch-history but no "
225 "callchain data. Did\n"
226 "you call 'perf record' without -g?\n");
229 } else if (!rep->dont_use_callchains &&
230 callchain_param.mode != CHAIN_NONE &&
231 !symbol_conf.use_callchain) {
232 symbol_conf.use_callchain = true;
233 if (callchain_register_param(&callchain_param) < 0) {
234 ui__error("Can't register callchain params.\n");
239 if (symbol_conf.cumulate_callchain) {
240 /* Silently ignore if callchain is missing */
241 if (!(sample_type & PERF_SAMPLE_CALLCHAIN)) {
242 symbol_conf.cumulate_callchain = false;
243 perf_hpp__cancel_cumulate();
247 if (sort__mode == SORT_MODE__BRANCH) {
249 !(sample_type & PERF_SAMPLE_BRANCH_STACK)) {
250 ui__error("Selected -b but no branch data. "
251 "Did you call perf record without -b?\n");
256 if (symbol_conf.use_callchain || symbol_conf.cumulate_callchain) {
257 if ((sample_type & PERF_SAMPLE_REGS_USER) &&
258 (sample_type & PERF_SAMPLE_STACK_USER))
259 callchain_param.record_mode = CALLCHAIN_DWARF;
260 else if (sample_type & PERF_SAMPLE_BRANCH_STACK)
261 callchain_param.record_mode = CALLCHAIN_LBR;
263 callchain_param.record_mode = CALLCHAIN_FP;
266 /* ??? handle more cases than just ANY? */
267 if (!(perf_evlist__combined_branch_type(session->evlist) &
268 PERF_SAMPLE_BRANCH_ANY))
269 rep->nonany_branch_mode = true;
274 static void sig_handler(int sig __maybe_unused)
279 static size_t hists__fprintf_nr_sample_events(struct hists *hists, struct report *rep,
280 const char *evname, FILE *fp)
284 unsigned long nr_samples = hists->stats.nr_events[PERF_RECORD_SAMPLE];
285 u64 nr_events = hists->stats.total_period;
286 struct perf_evsel *evsel = hists_to_evsel(hists);
288 size_t size = sizeof(buf);
290 if (symbol_conf.filter_relative) {
291 nr_samples = hists->stats.nr_non_filtered_samples;
292 nr_events = hists->stats.total_non_filtered_period;
295 if (perf_evsel__is_group_event(evsel)) {
296 struct perf_evsel *pos;
298 perf_evsel__group_desc(evsel, buf, size);
301 for_each_group_member(pos, evsel) {
302 const struct hists *pos_hists = evsel__hists(pos);
304 if (symbol_conf.filter_relative) {
305 nr_samples += pos_hists->stats.nr_non_filtered_samples;
306 nr_events += pos_hists->stats.total_non_filtered_period;
308 nr_samples += pos_hists->stats.nr_events[PERF_RECORD_SAMPLE];
309 nr_events += pos_hists->stats.total_period;
314 nr_samples = convert_unit(nr_samples, &unit);
315 ret = fprintf(fp, "# Samples: %lu%c", nr_samples, unit);
317 ret += fprintf(fp, " of event '%s'", evname);
320 ret += fprintf(fp, "\n# Total weight : %" PRIu64, nr_events);
321 ret += fprintf(fp, "\n# Sort order : %s", sort_order ? : default_mem_sort_order);
323 ret += fprintf(fp, "\n# Event count (approx.): %" PRIu64, nr_events);
324 return ret + fprintf(fp, "\n#\n");
327 static int perf_evlist__tty_browse_hists(struct perf_evlist *evlist,
331 struct perf_evsel *pos;
333 fprintf(stdout, "#\n# Total Lost Samples: %" PRIu64 "\n#\n", evlist->stats.total_lost_samples);
334 evlist__for_each(evlist, pos) {
335 struct hists *hists = evsel__hists(pos);
336 const char *evname = perf_evsel__name(pos);
338 if (symbol_conf.event_group &&
339 !perf_evsel__is_group_leader(pos))
342 hists__fprintf_nr_sample_events(hists, rep, evname, stdout);
343 hists__fprintf(hists, true, 0, 0, rep->min_percent, stdout);
344 fprintf(stdout, "\n\n");
347 if (sort_order == NULL &&
348 parent_pattern == default_parent_pattern)
349 fprintf(stdout, "#\n# (%s)\n#\n", help);
351 if (rep->show_threads) {
352 bool style = !strcmp(rep->pretty_printing_style, "raw");
353 perf_read_values_display(stdout, &rep->show_threads_values,
355 perf_read_values_destroy(&rep->show_threads_values);
361 static void report__warn_kptr_restrict(const struct report *rep)
363 struct map *kernel_map = rep->session->machines.host.vmlinux_maps[MAP__FUNCTION];
364 struct kmap *kernel_kmap = kernel_map ? map__kmap(kernel_map) : NULL;
366 if (kernel_map == NULL ||
367 (kernel_map->dso->hit &&
368 (kernel_kmap->ref_reloc_sym == NULL ||
369 kernel_kmap->ref_reloc_sym->addr == 0))) {
371 "As no suitable kallsyms nor vmlinux was found, kernel samples\n"
372 "can't be resolved.";
375 const struct dso *kdso = kernel_map->dso;
376 if (!RB_EMPTY_ROOT(&kdso->symbols[MAP__FUNCTION])) {
377 desc = "If some relocation was applied (e.g. "
378 "kexec) symbols may be misresolved.";
383 "Kernel address maps (/proc/{kallsyms,modules}) were restricted.\n\n"
384 "Check /proc/sys/kernel/kptr_restrict before running 'perf record'.\n\n%s\n\n"
385 "Samples in kernel modules can't be resolved as well.\n\n",
390 static int report__gtk_browse_hists(struct report *rep, const char *help)
392 int (*hist_browser)(struct perf_evlist *evlist, const char *help,
393 struct hist_browser_timer *timer, float min_pcnt);
395 hist_browser = dlsym(perf_gtk_handle, "perf_evlist__gtk_browse_hists");
397 if (hist_browser == NULL) {
398 ui__error("GTK browser not found!\n");
402 return hist_browser(rep->session->evlist, help, NULL, rep->min_percent);
405 static int report__browse_hists(struct report *rep)
408 struct perf_session *session = rep->session;
409 struct perf_evlist *evlist = session->evlist;
410 const char *help = "For a higher level overview, try: perf report --sort comm,dso";
412 switch (use_browser) {
414 ret = perf_evlist__tui_browse_hists(evlist, help, NULL,
416 &session->header.env);
418 * Usually "ret" is the last pressed key, and we only
419 * care if the key notifies us to switch data file.
421 if (ret != K_SWITCH_INPUT_DATA)
425 ret = report__gtk_browse_hists(rep, help);
428 ret = perf_evlist__tty_browse_hists(evlist, rep, help);
435 static void report__collapse_hists(struct report *rep)
437 struct ui_progress prog;
438 struct perf_evsel *pos;
440 ui_progress__init(&prog, rep->nr_entries, "Merging related events...");
442 evlist__for_each(rep->session->evlist, pos) {
443 struct hists *hists = evsel__hists(pos);
446 hists->symbol_filter_str = rep->symbol_filter_str;
448 hists__collapse_resort(hists, &prog);
450 /* Non-group events are considered as leader */
451 if (symbol_conf.event_group &&
452 !perf_evsel__is_group_leader(pos)) {
453 struct hists *leader_hists = evsel__hists(pos->leader);
455 hists__match(leader_hists, hists);
456 hists__link(leader_hists, hists);
460 ui_progress__finish();
463 static void report__output_resort(struct report *rep)
465 struct ui_progress prog;
466 struct perf_evsel *pos;
468 ui_progress__init(&prog, rep->nr_entries, "Sorting events for output...");
470 evlist__for_each(rep->session->evlist, pos)
471 hists__output_resort(evsel__hists(pos), &prog);
473 ui_progress__finish();
476 static int __cmd_report(struct report *rep)
479 struct perf_session *session = rep->session;
480 struct perf_evsel *pos;
481 struct perf_data_file *file = session->file;
483 signal(SIGINT, sig_handler);
486 ret = perf_session__cpu_bitmap(session, rep->cpu_list,
492 if (rep->show_threads)
493 perf_read_values_init(&rep->show_threads_values);
495 ret = report__setup_sample_type(rep);
499 ret = perf_session__process_events(session);
503 report__warn_kptr_restrict(rep);
505 evlist__for_each(session->evlist, pos)
506 rep->nr_entries += evsel__hists(pos)->nr_entries;
508 if (use_browser == 0) {
510 perf_session__fprintf(session, stdout);
513 perf_session__fprintf_dsos(session, stdout);
516 perf_session__fprintf_nr_events(session, stdout);
517 perf_evlist__fprintf_nr_events(session->evlist, stdout);
522 report__collapse_hists(rep);
528 * recalculate number of entries after collapsing since it
529 * might be changed during the collapse phase.
532 evlist__for_each(session->evlist, pos)
533 rep->nr_entries += evsel__hists(pos)->nr_entries;
535 if (rep->nr_entries == 0) {
536 ui__error("The %s file has no samples!\n", file->path);
540 report__output_resort(rep);
542 return report__browse_hists(rep);
546 report_parse_callchain_opt(const struct option *opt, const char *arg, int unset)
548 struct report *rep = (struct report *)opt->value;
554 rep->dont_use_callchains = true;
558 return parse_callchain_report_opt(arg);
562 report_parse_ignore_callees_opt(const struct option *opt __maybe_unused,
563 const char *arg, int unset __maybe_unused)
566 int err = regcomp(&ignore_callees_regex, arg, REG_EXTENDED);
569 regerror(err, &ignore_callees_regex, buf, sizeof(buf));
570 pr_err("Invalid --ignore-callees regex: %s\n%s", arg, buf);
573 have_ignore_callees = 1;
580 parse_branch_mode(const struct option *opt __maybe_unused,
581 const char *str __maybe_unused, int unset)
583 int *branch_mode = opt->value;
585 *branch_mode = !unset;
590 parse_percent_limit(const struct option *opt, const char *str,
591 int unset __maybe_unused)
593 struct report *rep = opt->value;
595 rep->min_percent = strtof(str, NULL);
599 int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused)
601 struct perf_session *session;
602 struct itrace_synth_opts itrace_synth_opts = { .set = 0, };
604 bool has_br_stack = false;
605 int branch_mode = -1;
606 bool branch_call_mode = false;
607 char callchain_default_opt[] = "fractal,0.5,callee";
608 const char * const report_usage[] = {
609 "perf report [<options>]",
612 struct report report = {
614 .sample = process_sample_event,
615 .mmap = perf_event__process_mmap,
616 .mmap2 = perf_event__process_mmap2,
617 .comm = perf_event__process_comm,
618 .exit = perf_event__process_exit,
619 .fork = perf_event__process_fork,
620 .lost = perf_event__process_lost,
621 .read = process_read_event,
622 .attr = perf_event__process_attr,
623 .tracing_data = perf_event__process_tracing_data,
624 .build_id = perf_event__process_build_id,
625 .id_index = perf_event__process_id_index,
626 .auxtrace_info = perf_event__process_auxtrace_info,
627 .auxtrace = perf_event__process_auxtrace,
628 .ordered_events = true,
629 .ordering_requires_timestamps = true,
631 .max_stack = PERF_MAX_STACK_DEPTH,
632 .pretty_printing_style = "normal",
634 const struct option options[] = {
635 OPT_STRING('i', "input", &input_name, "file",
637 OPT_INCR('v', "verbose", &verbose,
638 "be more verbose (show symbol address, etc)"),
639 OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace,
640 "dump raw trace in ASCII"),
641 OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name,
642 "file", "vmlinux pathname"),
643 OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name,
644 "file", "kallsyms pathname"),
645 OPT_BOOLEAN('f', "force", &report.force, "don't complain, do it"),
646 OPT_BOOLEAN('m', "modules", &symbol_conf.use_modules,
647 "load module symbols - WARNING: use only with -k and LIVE kernel"),
648 OPT_BOOLEAN('n', "show-nr-samples", &symbol_conf.show_nr_samples,
649 "Show a column with the number of samples"),
650 OPT_BOOLEAN('T', "threads", &report.show_threads,
651 "Show per-thread event counters"),
652 OPT_STRING(0, "pretty", &report.pretty_printing_style, "key",
653 "pretty printing style key: normal raw"),
654 OPT_BOOLEAN(0, "tui", &report.use_tui, "Use the TUI interface"),
655 OPT_BOOLEAN(0, "gtk", &report.use_gtk, "Use the GTK2 interface"),
656 OPT_BOOLEAN(0, "stdio", &report.use_stdio,
657 "Use the stdio interface"),
658 OPT_BOOLEAN(0, "header", &report.header, "Show data header."),
659 OPT_BOOLEAN(0, "header-only", &report.header_only,
660 "Show only data header."),
661 OPT_STRING('s', "sort", &sort_order, "key[,key2...]",
662 "sort by key(s): pid, comm, dso, symbol, parent, cpu, srcline, ..."
663 " Please refer the man page for the complete list."),
664 OPT_STRING('F', "fields", &field_order, "key[,keys...]",
665 "output field(s): overhead, period, sample plus all of sort keys"),
666 OPT_BOOLEAN(0, "showcpuutilization", &symbol_conf.show_cpu_utilization,
667 "Show sample percentage for different cpu modes"),
668 OPT_STRING('p', "parent", &parent_pattern, "regex",
669 "regex filter to identify parent, see: '--sort parent'"),
670 OPT_BOOLEAN('x', "exclude-other", &symbol_conf.exclude_other,
671 "Only display entries with parent-match"),
672 OPT_CALLBACK_DEFAULT('g', "call-graph", &report, "output_type,min_percent[,print_limit],call_order[,branch]",
673 "Display callchains using output_type (graph, flat, fractal, or none) , min percent threshold, optional print limit, callchain order, key (function or address), add branches. "
674 "Default: fractal,0.5,callee,function", &report_parse_callchain_opt, callchain_default_opt),
675 OPT_BOOLEAN(0, "children", &symbol_conf.cumulate_callchain,
676 "Accumulate callchains of children and show total overhead as well"),
677 OPT_INTEGER(0, "max-stack", &report.max_stack,
678 "Set the maximum stack depth when parsing the callchain, "
679 "anything beyond the specified depth will be ignored. "
680 "Default: " __stringify(PERF_MAX_STACK_DEPTH)),
681 OPT_BOOLEAN('G', "inverted", &report.inverted_callchain,
682 "alias for inverted call graph"),
683 OPT_CALLBACK(0, "ignore-callees", NULL, "regex",
684 "ignore callees of these functions in call graphs",
685 report_parse_ignore_callees_opt),
686 OPT_STRING('d', "dsos", &symbol_conf.dso_list_str, "dso[,dso...]",
687 "only consider symbols in these dsos"),
688 OPT_STRING('c', "comms", &symbol_conf.comm_list_str, "comm[,comm...]",
689 "only consider symbols in these comms"),
690 OPT_STRING(0, "pid", &symbol_conf.pid_list_str, "pid[,pid...]",
691 "only consider symbols in these pids"),
692 OPT_STRING(0, "tid", &symbol_conf.tid_list_str, "tid[,tid...]",
693 "only consider symbols in these tids"),
694 OPT_STRING('S', "symbols", &symbol_conf.sym_list_str, "symbol[,symbol...]",
695 "only consider these symbols"),
696 OPT_STRING(0, "symbol-filter", &report.symbol_filter_str, "filter",
697 "only show symbols that (partially) match with this filter"),
698 OPT_STRING('w', "column-widths", &symbol_conf.col_width_list_str,
700 "don't try to adjust column width, use these fixed values"),
701 OPT_STRING_NOEMPTY('t', "field-separator", &symbol_conf.field_sep, "separator",
702 "separator for columns, no spaces will be added between "
703 "columns '.' is reserved."),
704 OPT_BOOLEAN('U', "hide-unresolved", &report.hide_unresolved,
705 "Only display entries resolved to a symbol"),
706 OPT_STRING(0, "symfs", &symbol_conf.symfs, "directory",
707 "Look for files with symbols relative to this directory"),
708 OPT_STRING('C', "cpu", &report.cpu_list, "cpu",
709 "list of cpus to profile"),
710 OPT_BOOLEAN('I', "show-info", &report.show_full_info,
711 "Display extended information about perf.data file"),
712 OPT_BOOLEAN(0, "source", &symbol_conf.annotate_src,
713 "Interleave source code with assembly code (default)"),
714 OPT_BOOLEAN(0, "asm-raw", &symbol_conf.annotate_asm_raw,
715 "Display raw encoding of assembly instructions (default)"),
716 OPT_STRING('M', "disassembler-style", &disassembler_style, "disassembler style",
717 "Specify disassembler style (e.g. -M intel for intel syntax)"),
718 OPT_BOOLEAN(0, "show-total-period", &symbol_conf.show_total_period,
719 "Show a column with the sum of periods"),
720 OPT_BOOLEAN(0, "group", &symbol_conf.event_group,
721 "Show event group information together"),
722 OPT_CALLBACK_NOOPT('b', "branch-stack", &branch_mode, "",
723 "use branch records for per branch histogram filling",
725 OPT_BOOLEAN(0, "branch-history", &branch_call_mode,
726 "add last branch records to call history"),
727 OPT_STRING(0, "objdump", &objdump_path, "path",
728 "objdump binary to use for disassembly and annotations"),
729 OPT_BOOLEAN(0, "demangle", &symbol_conf.demangle,
730 "Disable symbol demangling"),
731 OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf.demangle_kernel,
732 "Enable kernel symbol demangling"),
733 OPT_BOOLEAN(0, "mem-mode", &report.mem_mode, "mem access profile"),
734 OPT_CALLBACK(0, "percent-limit", &report, "percent",
735 "Don't show entries under that percent", parse_percent_limit),
736 OPT_CALLBACK(0, "percentage", NULL, "relative|absolute",
737 "how to display percentage of filtered entries", parse_filter_percentage),
738 OPT_CALLBACK_OPTARG(0, "itrace", &itrace_synth_opts, NULL, "opts",
739 "Instruction Tracing options",
740 itrace_parse_synth_opts),
741 OPT_BOOLEAN(0, "full-source-path", &srcline_full_filename,
742 "Show full source file name path for source lines"),
745 struct perf_data_file file = {
746 .mode = PERF_DATA_MODE_READ,
748 int ret = hists__init();
753 perf_config(report__config, &report);
755 argc = parse_options(argc, argv, options, report_usage, 0);
757 if (symbol_conf.vmlinux_name &&
758 access(symbol_conf.vmlinux_name, R_OK)) {
759 pr_err("Invalid file: %s\n", symbol_conf.vmlinux_name);
762 if (symbol_conf.kallsyms_name &&
763 access(symbol_conf.kallsyms_name, R_OK)) {
764 pr_err("Invalid file: %s\n", symbol_conf.kallsyms_name);
768 if (report.use_stdio)
770 else if (report.use_tui)
772 else if (report.use_gtk)
775 if (report.inverted_callchain)
776 callchain_param.order = ORDER_CALLER;
778 if (!input_name || !strlen(input_name)) {
779 if (!fstat(STDIN_FILENO, &st) && S_ISFIFO(st.st_mode))
782 input_name = "perf.data";
785 file.path = input_name;
786 file.force = report.force;
789 session = perf_session__new(&file, false, &report.tool);
793 if (report.queue_size) {
794 ordered_events__set_alloc_size(&session->ordered_events,
798 session->itrace_synth_opts = &itrace_synth_opts;
800 report.session = session;
802 has_br_stack = perf_header__has_feat(&session->header,
803 HEADER_BRANCH_STACK);
806 * Branch mode is a tristate:
807 * -1 means default, so decide based on the file having branch data.
808 * 0/1 means the user chose a mode.
810 if (((branch_mode == -1 && has_br_stack) || branch_mode == 1) &&
812 sort__mode = SORT_MODE__BRANCH;
813 symbol_conf.cumulate_callchain = false;
815 if (branch_call_mode) {
816 callchain_param.key = CCKEY_ADDRESS;
817 callchain_param.branch_callstack = 1;
818 symbol_conf.use_callchain = true;
819 callchain_register_param(&callchain_param);
820 if (sort_order == NULL)
821 sort_order = "srcline,symbol,dso";
824 if (report.mem_mode) {
825 if (sort__mode == SORT_MODE__BRANCH) {
826 pr_err("branch and mem mode incompatible\n");
829 sort__mode = SORT_MODE__MEMORY;
830 symbol_conf.cumulate_callchain = false;
833 if (setup_sorting() < 0) {
835 parse_options_usage(report_usage, options, "s", 1);
837 parse_options_usage(sort_order ? NULL : report_usage,
842 /* Force tty output for header output and per-thread stat. */
843 if (report.header || report.header_only || report.show_threads)
846 if (strcmp(input_name, "-") != 0)
851 if (report.header || report.header_only) {
852 perf_session__fprintf_info(session, stdout,
853 report.show_full_info);
854 if (report.header_only) {
858 } else if (use_browser == 0) {
859 fputs("# To display the perf.data header info, please use --header/--header-only options.\n#\n",
864 * Only in the TUI browser we are doing integrated annotation,
865 * so don't allocate extra space that won't be used in the stdio
868 if (ui__has_annotation()) {
869 symbol_conf.priv_size = sizeof(struct annotation);
870 machines__set_symbol_filter(&session->machines,
871 symbol__annotate_init);
873 * For searching by name on the "Browse map details".
874 * providing it only in verbose mode not to bloat too
875 * much struct symbol.
879 * XXX: Need to provide a less kludgy way to ask for
880 * more space per symbol, the u32 is for the index on
882 * See symbol__browser_index.
884 symbol_conf.priv_size += sizeof(u32);
885 symbol_conf.sort_by_name = true;
889 if (symbol__init(&session->header.env) < 0)
894 * Special case: if there's an argument left then assume that
895 * it's a symbol filter:
898 usage_with_options(report_usage, options);
900 report.symbol_filter_str = argv[0];
903 sort__setup_elide(stdout);
905 ret = __cmd_report(&report);
906 if (ret == K_SWITCH_INPUT_DATA) {
907 perf_session__delete(session);
913 perf_session__delete(session);