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"
40 #include <linux/bitmap.h>
43 struct perf_tool tool
;
44 struct perf_session
*session
;
45 bool force
, use_tui
, use_gtk
, use_stdio
;
47 bool dont_use_callchains
;
50 bool inverted_callchain
;
55 struct perf_read_values show_threads_values
;
56 const char *pretty_printing_style
;
58 const char *symbol_filter_str
;
62 DECLARE_BITMAP(cpu_bitmap
, MAX_NR_CPUS
);
65 static int report__config(const char *var
, const char *value
, void *cb
)
67 struct report
*rep
= cb
;
69 if (!strcmp(var
, "report.group")) {
70 symbol_conf
.event_group
= perf_config_bool(var
, value
);
73 if (!strcmp(var
, "report.percent-limit")) {
74 rep
->min_percent
= strtof(value
, NULL
);
77 if (!strcmp(var
, "report.children")) {
78 symbol_conf
.cumulate_callchain
= perf_config_bool(var
, value
);
81 if (!strcmp(var
, "report.queue-size")) {
82 rep
->queue_size
= perf_config_u64(var
, value
);
86 return perf_default_config(var
, value
, cb
);
89 static void report__inc_stats(struct report
*rep
, struct hist_entry
*he
)
92 * The @he is either of a newly created one or an existing one
93 * merging current sample. We only want to count a new one so
94 * checking ->nr_events being 1.
96 if (he
->stat
.nr_events
== 1)
100 static int hist_iter__report_callback(struct hist_entry_iter
*iter
,
101 struct addr_location
*al
, bool single
,
105 struct report
*rep
= arg
;
106 struct hist_entry
*he
= iter
->he
;
107 struct perf_evsel
*evsel
= iter
->evsel
;
109 struct branch_info
*bi
;
111 report__inc_stats(rep
, he
);
113 if (!ui__has_annotation())
116 if (sort__mode
== SORT_MODE__BRANCH
) {
117 bi
= he
->branch_info
;
118 err
= addr_map_symbol__inc_samples(&bi
->from
, evsel
->idx
);
122 err
= addr_map_symbol__inc_samples(&bi
->to
, evsel
->idx
);
124 } else if (rep
->mem_mode
) {
126 err
= addr_map_symbol__inc_samples(&mi
->daddr
, evsel
->idx
);
130 err
= hist_entry__inc_addr_samples(he
, evsel
->idx
, al
->addr
);
132 } else if (symbol_conf
.cumulate_callchain
) {
134 err
= hist_entry__inc_addr_samples(he
, evsel
->idx
,
137 err
= hist_entry__inc_addr_samples(he
, evsel
->idx
, al
->addr
);
144 static int process_sample_event(struct perf_tool
*tool
,
145 union perf_event
*event
,
146 struct perf_sample
*sample
,
147 struct perf_evsel
*evsel
,
148 struct machine
*machine
)
150 struct report
*rep
= container_of(tool
, struct report
, tool
);
151 struct addr_location al
;
152 struct hist_entry_iter iter
= {
153 .hide_unresolved
= rep
->hide_unresolved
,
154 .add_entry_cb
= hist_iter__report_callback
,
158 if (perf_event__preprocess_sample(event
, machine
, &al
, sample
) < 0) {
159 pr_debug("problem processing %d event, skipping it.\n",
164 if (rep
->hide_unresolved
&& al
.sym
== NULL
)
167 if (rep
->cpu_list
&& !test_bit(sample
->cpu
, rep
->cpu_bitmap
))
170 if (sort__mode
== SORT_MODE__BRANCH
)
171 iter
.ops
= &hist_iter_branch
;
172 else if (rep
->mem_mode
)
173 iter
.ops
= &hist_iter_mem
;
174 else if (symbol_conf
.cumulate_callchain
)
175 iter
.ops
= &hist_iter_cumulative
;
177 iter
.ops
= &hist_iter_normal
;
180 al
.map
->dso
->hit
= 1;
182 ret
= hist_entry_iter__add(&iter
, &al
, evsel
, sample
, rep
->max_stack
,
185 pr_debug("problem adding hist entry, skipping event\n");
190 static int process_read_event(struct perf_tool
*tool
,
191 union perf_event
*event
,
192 struct perf_sample
*sample __maybe_unused
,
193 struct perf_evsel
*evsel
,
194 struct machine
*machine __maybe_unused
)
196 struct report
*rep
= container_of(tool
, struct report
, tool
);
198 if (rep
->show_threads
) {
199 const char *name
= evsel
? perf_evsel__name(evsel
) : "unknown";
200 perf_read_values_add_value(&rep
->show_threads_values
,
201 event
->read
.pid
, event
->read
.tid
,
207 dump_printf(": %d %d %s %" PRIu64
"\n", event
->read
.pid
, event
->read
.tid
,
208 evsel
? perf_evsel__name(evsel
) : "FAIL",
214 /* For pipe mode, sample_type is not currently set */
215 static int report__setup_sample_type(struct report
*rep
)
217 struct perf_session
*session
= rep
->session
;
218 u64 sample_type
= perf_evlist__combined_sample_type(session
->evlist
);
219 bool is_pipe
= perf_data_file__is_pipe(session
->file
);
221 if (!is_pipe
&& !(sample_type
& PERF_SAMPLE_CALLCHAIN
)) {
222 if (sort__has_parent
) {
223 ui__error("Selected --sort parent, but no "
224 "callchain data. Did you call "
225 "'perf record' without -g?\n");
228 if (symbol_conf
.use_callchain
) {
229 ui__error("Selected -g or --branch-history but no "
230 "callchain data. Did\n"
231 "you call 'perf record' without -g?\n");
234 } else if (!rep
->dont_use_callchains
&&
235 callchain_param
.mode
!= CHAIN_NONE
&&
236 !symbol_conf
.use_callchain
) {
237 symbol_conf
.use_callchain
= true;
238 if (callchain_register_param(&callchain_param
) < 0) {
239 ui__error("Can't register callchain params.\n");
244 if (symbol_conf
.cumulate_callchain
) {
245 /* Silently ignore if callchain is missing */
246 if (!(sample_type
& PERF_SAMPLE_CALLCHAIN
)) {
247 symbol_conf
.cumulate_callchain
= false;
248 perf_hpp__cancel_cumulate();
252 if (sort__mode
== SORT_MODE__BRANCH
) {
254 !(sample_type
& PERF_SAMPLE_BRANCH_STACK
)) {
255 ui__error("Selected -b but no branch data. "
256 "Did you call perf record without -b?\n");
261 if (symbol_conf
.use_callchain
|| symbol_conf
.cumulate_callchain
) {
262 if ((sample_type
& PERF_SAMPLE_REGS_USER
) &&
263 (sample_type
& PERF_SAMPLE_STACK_USER
))
264 callchain_param
.record_mode
= CALLCHAIN_DWARF
;
266 callchain_param
.record_mode
= CALLCHAIN_FP
;
271 static void sig_handler(int sig __maybe_unused
)
276 static size_t hists__fprintf_nr_sample_events(struct hists
*hists
, struct report
*rep
,
277 const char *evname
, FILE *fp
)
281 unsigned long nr_samples
= hists
->stats
.nr_events
[PERF_RECORD_SAMPLE
];
282 u64 nr_events
= hists
->stats
.total_period
;
283 struct perf_evsel
*evsel
= hists_to_evsel(hists
);
285 size_t size
= sizeof(buf
);
287 if (symbol_conf
.filter_relative
) {
288 nr_samples
= hists
->stats
.nr_non_filtered_samples
;
289 nr_events
= hists
->stats
.total_non_filtered_period
;
292 if (perf_evsel__is_group_event(evsel
)) {
293 struct perf_evsel
*pos
;
295 perf_evsel__group_desc(evsel
, buf
, size
);
298 for_each_group_member(pos
, evsel
) {
299 const struct hists
*pos_hists
= evsel__hists(pos
);
301 if (symbol_conf
.filter_relative
) {
302 nr_samples
+= pos_hists
->stats
.nr_non_filtered_samples
;
303 nr_events
+= pos_hists
->stats
.total_non_filtered_period
;
305 nr_samples
+= pos_hists
->stats
.nr_events
[PERF_RECORD_SAMPLE
];
306 nr_events
+= pos_hists
->stats
.total_period
;
311 nr_samples
= convert_unit(nr_samples
, &unit
);
312 ret
= fprintf(fp
, "# Samples: %lu%c", nr_samples
, unit
);
314 ret
+= fprintf(fp
, " of event '%s'", evname
);
317 ret
+= fprintf(fp
, "\n# Total weight : %" PRIu64
, nr_events
);
318 ret
+= fprintf(fp
, "\n# Sort order : %s", sort_order
);
320 ret
+= fprintf(fp
, "\n# Event count (approx.): %" PRIu64
, nr_events
);
321 return ret
+ fprintf(fp
, "\n#\n");
324 static int perf_evlist__tty_browse_hists(struct perf_evlist
*evlist
,
328 struct perf_evsel
*pos
;
330 evlist__for_each(evlist
, pos
) {
331 struct hists
*hists
= evsel__hists(pos
);
332 const char *evname
= perf_evsel__name(pos
);
334 if (symbol_conf
.event_group
&&
335 !perf_evsel__is_group_leader(pos
))
338 hists__fprintf_nr_sample_events(hists
, rep
, evname
, stdout
);
339 hists__fprintf(hists
, true, 0, 0, rep
->min_percent
, stdout
);
340 fprintf(stdout
, "\n\n");
343 if (sort_order
== default_sort_order
&&
344 parent_pattern
== default_parent_pattern
) {
345 fprintf(stdout
, "#\n# (%s)\n#\n", help
);
347 if (rep
->show_threads
) {
348 bool style
= !strcmp(rep
->pretty_printing_style
, "raw");
349 perf_read_values_display(stdout
, &rep
->show_threads_values
,
351 perf_read_values_destroy(&rep
->show_threads_values
);
358 static void report__warn_kptr_restrict(const struct report
*rep
)
360 struct map
*kernel_map
= rep
->session
->machines
.host
.vmlinux_maps
[MAP__FUNCTION
];
361 struct kmap
*kernel_kmap
= map__kmap(kernel_map
);
363 if (kernel_map
== NULL
||
364 (kernel_map
->dso
->hit
&&
365 (kernel_kmap
->ref_reloc_sym
== NULL
||
366 kernel_kmap
->ref_reloc_sym
->addr
== 0))) {
368 "As no suitable kallsyms nor vmlinux was found, kernel samples\n"
369 "can't be resolved.";
372 const struct dso
*kdso
= kernel_map
->dso
;
373 if (!RB_EMPTY_ROOT(&kdso
->symbols
[MAP__FUNCTION
])) {
374 desc
= "If some relocation was applied (e.g. "
375 "kexec) symbols may be misresolved.";
380 "Kernel address maps (/proc/{kallsyms,modules}) were restricted.\n\n"
381 "Check /proc/sys/kernel/kptr_restrict before running 'perf record'.\n\n%s\n\n"
382 "Samples in kernel modules can't be resolved as well.\n\n",
387 static int report__gtk_browse_hists(struct report
*rep
, const char *help
)
389 int (*hist_browser
)(struct perf_evlist
*evlist
, const char *help
,
390 struct hist_browser_timer
*timer
, float min_pcnt
);
392 hist_browser
= dlsym(perf_gtk_handle
, "perf_evlist__gtk_browse_hists");
394 if (hist_browser
== NULL
) {
395 ui__error("GTK browser not found!\n");
399 return hist_browser(rep
->session
->evlist
, help
, NULL
, rep
->min_percent
);
402 static int report__browse_hists(struct report
*rep
)
405 struct perf_session
*session
= rep
->session
;
406 struct perf_evlist
*evlist
= session
->evlist
;
407 const char *help
= "For a higher level overview, try: perf report --sort comm,dso";
409 switch (use_browser
) {
411 ret
= perf_evlist__tui_browse_hists(evlist
, help
, NULL
,
413 &session
->header
.env
);
415 * Usually "ret" is the last pressed key, and we only
416 * care if the key notifies us to switch data file.
418 if (ret
!= K_SWITCH_INPUT_DATA
)
422 ret
= report__gtk_browse_hists(rep
, help
);
425 ret
= perf_evlist__tty_browse_hists(evlist
, rep
, help
);
432 static void report__collapse_hists(struct report
*rep
)
434 struct ui_progress prog
;
435 struct perf_evsel
*pos
;
437 ui_progress__init(&prog
, rep
->nr_entries
, "Merging related events...");
439 evlist__for_each(rep
->session
->evlist
, pos
) {
440 struct hists
*hists
= evsel__hists(pos
);
443 hists
->symbol_filter_str
= rep
->symbol_filter_str
;
445 hists__collapse_resort(hists
, &prog
);
447 /* Non-group events are considered as leader */
448 if (symbol_conf
.event_group
&&
449 !perf_evsel__is_group_leader(pos
)) {
450 struct hists
*leader_hists
= evsel__hists(pos
->leader
);
452 hists__match(leader_hists
, hists
);
453 hists__link(leader_hists
, hists
);
457 ui_progress__finish();
460 static void report__output_resort(struct report
*rep
)
462 struct ui_progress prog
;
463 struct perf_evsel
*pos
;
465 ui_progress__init(&prog
, rep
->nr_entries
, "Sorting events for output...");
467 evlist__for_each(rep
->session
->evlist
, pos
)
468 hists__output_resort(evsel__hists(pos
), &prog
);
470 ui_progress__finish();
473 static int __cmd_report(struct report
*rep
)
476 struct perf_session
*session
= rep
->session
;
477 struct perf_evsel
*pos
;
478 struct perf_data_file
*file
= session
->file
;
480 signal(SIGINT
, sig_handler
);
483 ret
= perf_session__cpu_bitmap(session
, rep
->cpu_list
,
489 if (rep
->show_threads
)
490 perf_read_values_init(&rep
->show_threads_values
);
492 ret
= report__setup_sample_type(rep
);
496 ret
= perf_session__process_events(session
, &rep
->tool
);
500 report__warn_kptr_restrict(rep
);
502 if (use_browser
== 0) {
504 perf_session__fprintf(session
, stdout
);
507 perf_session__fprintf_dsos(session
, stdout
);
510 perf_session__fprintf_nr_events(session
, stdout
);
511 perf_evlist__fprintf_nr_events(session
->evlist
, stdout
);
516 report__collapse_hists(rep
);
522 * recalculate number of entries after collapsing since it
523 * might be changed during the collapse phase.
526 evlist__for_each(session
->evlist
, pos
)
527 rep
->nr_entries
+= evsel__hists(pos
)->nr_entries
;
529 if (rep
->nr_entries
== 0) {
530 ui__error("The %s file has no samples!\n", file
->path
);
534 report__output_resort(rep
);
536 return report__browse_hists(rep
);
540 report_parse_callchain_opt(const struct option
*opt
, const char *arg
, int unset
)
542 struct report
*rep
= (struct report
*)opt
->value
;
548 rep
->dont_use_callchains
= true;
552 return parse_callchain_report_opt(arg
);
556 report_parse_ignore_callees_opt(const struct option
*opt __maybe_unused
,
557 const char *arg
, int unset __maybe_unused
)
560 int err
= regcomp(&ignore_callees_regex
, arg
, REG_EXTENDED
);
563 regerror(err
, &ignore_callees_regex
, buf
, sizeof(buf
));
564 pr_err("Invalid --ignore-callees regex: %s\n%s", arg
, buf
);
567 have_ignore_callees
= 1;
574 parse_branch_mode(const struct option
*opt __maybe_unused
,
575 const char *str __maybe_unused
, int unset
)
577 int *branch_mode
= opt
->value
;
579 *branch_mode
= !unset
;
584 parse_percent_limit(const struct option
*opt
, const char *str
,
585 int unset __maybe_unused
)
587 struct report
*rep
= opt
->value
;
589 rep
->min_percent
= strtof(str
, NULL
);
593 int cmd_report(int argc
, const char **argv
, const char *prefix __maybe_unused
)
595 struct perf_session
*session
;
597 bool has_br_stack
= false;
598 int branch_mode
= -1;
599 bool branch_call_mode
= false;
600 char callchain_default_opt
[] = "fractal,0.5,callee";
601 const char * const report_usage
[] = {
602 "perf report [<options>]",
605 struct report report
= {
607 .sample
= process_sample_event
,
608 .mmap
= perf_event__process_mmap
,
609 .mmap2
= perf_event__process_mmap2
,
610 .comm
= perf_event__process_comm
,
611 .exit
= perf_event__process_exit
,
612 .fork
= perf_event__process_fork
,
613 .lost
= perf_event__process_lost
,
614 .read
= process_read_event
,
615 .attr
= perf_event__process_attr
,
616 .tracing_data
= perf_event__process_tracing_data
,
617 .build_id
= perf_event__process_build_id
,
618 .ordered_events
= true,
619 .ordering_requires_timestamps
= true,
621 .max_stack
= PERF_MAX_STACK_DEPTH
,
622 .pretty_printing_style
= "normal",
624 const struct option options
[] = {
625 OPT_STRING('i', "input", &input_name
, "file",
627 OPT_INCR('v', "verbose", &verbose
,
628 "be more verbose (show symbol address, etc)"),
629 OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace
,
630 "dump raw trace in ASCII"),
631 OPT_STRING('k', "vmlinux", &symbol_conf
.vmlinux_name
,
632 "file", "vmlinux pathname"),
633 OPT_STRING(0, "kallsyms", &symbol_conf
.kallsyms_name
,
634 "file", "kallsyms pathname"),
635 OPT_BOOLEAN('f', "force", &report
.force
, "don't complain, do it"),
636 OPT_BOOLEAN('m', "modules", &symbol_conf
.use_modules
,
637 "load module symbols - WARNING: use only with -k and LIVE kernel"),
638 OPT_BOOLEAN('n', "show-nr-samples", &symbol_conf
.show_nr_samples
,
639 "Show a column with the number of samples"),
640 OPT_BOOLEAN('T', "threads", &report
.show_threads
,
641 "Show per-thread event counters"),
642 OPT_STRING(0, "pretty", &report
.pretty_printing_style
, "key",
643 "pretty printing style key: normal raw"),
644 OPT_BOOLEAN(0, "tui", &report
.use_tui
, "Use the TUI interface"),
645 OPT_BOOLEAN(0, "gtk", &report
.use_gtk
, "Use the GTK2 interface"),
646 OPT_BOOLEAN(0, "stdio", &report
.use_stdio
,
647 "Use the stdio interface"),
648 OPT_BOOLEAN(0, "header", &report
.header
, "Show data header."),
649 OPT_BOOLEAN(0, "header-only", &report
.header_only
,
650 "Show only data header."),
651 OPT_STRING('s', "sort", &sort_order
, "key[,key2...]",
652 "sort by key(s): pid, comm, dso, symbol, parent, cpu, srcline, ..."
653 " Please refer the man page for the complete list."),
654 OPT_STRING('F', "fields", &field_order
, "key[,keys...]",
655 "output field(s): overhead, period, sample plus all of sort keys"),
656 OPT_BOOLEAN(0, "showcpuutilization", &symbol_conf
.show_cpu_utilization
,
657 "Show sample percentage for different cpu modes"),
658 OPT_STRING('p', "parent", &parent_pattern
, "regex",
659 "regex filter to identify parent, see: '--sort parent'"),
660 OPT_BOOLEAN('x', "exclude-other", &symbol_conf
.exclude_other
,
661 "Only display entries with parent-match"),
662 OPT_CALLBACK_DEFAULT('g', "call-graph", &report
, "output_type,min_percent[,print_limit],call_order[,branch]",
663 "Display callchains using output_type (graph, flat, fractal, or none) , min percent threshold, optional print limit, callchain order, key (function or address), add branches. "
664 "Default: fractal,0.5,callee,function", &report_parse_callchain_opt
, callchain_default_opt
),
665 OPT_BOOLEAN(0, "children", &symbol_conf
.cumulate_callchain
,
666 "Accumulate callchains of children and show total overhead as well"),
667 OPT_INTEGER(0, "max-stack", &report
.max_stack
,
668 "Set the maximum stack depth when parsing the callchain, "
669 "anything beyond the specified depth will be ignored. "
670 "Default: " __stringify(PERF_MAX_STACK_DEPTH
)),
671 OPT_BOOLEAN('G', "inverted", &report
.inverted_callchain
,
672 "alias for inverted call graph"),
673 OPT_CALLBACK(0, "ignore-callees", NULL
, "regex",
674 "ignore callees of these functions in call graphs",
675 report_parse_ignore_callees_opt
),
676 OPT_STRING('d', "dsos", &symbol_conf
.dso_list_str
, "dso[,dso...]",
677 "only consider symbols in these dsos"),
678 OPT_STRING('c', "comms", &symbol_conf
.comm_list_str
, "comm[,comm...]",
679 "only consider symbols in these comms"),
680 OPT_STRING('S', "symbols", &symbol_conf
.sym_list_str
, "symbol[,symbol...]",
681 "only consider these symbols"),
682 OPT_STRING(0, "symbol-filter", &report
.symbol_filter_str
, "filter",
683 "only show symbols that (partially) match with this filter"),
684 OPT_STRING('w', "column-widths", &symbol_conf
.col_width_list_str
,
686 "don't try to adjust column width, use these fixed values"),
687 OPT_STRING('t', "field-separator", &symbol_conf
.field_sep
, "separator",
688 "separator for columns, no spaces will be added between "
689 "columns '.' is reserved."),
690 OPT_BOOLEAN('U', "hide-unresolved", &report
.hide_unresolved
,
691 "Only display entries resolved to a symbol"),
692 OPT_STRING(0, "symfs", &symbol_conf
.symfs
, "directory",
693 "Look for files with symbols relative to this directory"),
694 OPT_STRING('C', "cpu", &report
.cpu_list
, "cpu",
695 "list of cpus to profile"),
696 OPT_BOOLEAN('I', "show-info", &report
.show_full_info
,
697 "Display extended information about perf.data file"),
698 OPT_BOOLEAN(0, "source", &symbol_conf
.annotate_src
,
699 "Interleave source code with assembly code (default)"),
700 OPT_BOOLEAN(0, "asm-raw", &symbol_conf
.annotate_asm_raw
,
701 "Display raw encoding of assembly instructions (default)"),
702 OPT_STRING('M', "disassembler-style", &disassembler_style
, "disassembler style",
703 "Specify disassembler style (e.g. -M intel for intel syntax)"),
704 OPT_BOOLEAN(0, "show-total-period", &symbol_conf
.show_total_period
,
705 "Show a column with the sum of periods"),
706 OPT_BOOLEAN(0, "group", &symbol_conf
.event_group
,
707 "Show event group information together"),
708 OPT_CALLBACK_NOOPT('b', "branch-stack", &branch_mode
, "",
709 "use branch records for per branch histogram filling",
711 OPT_BOOLEAN(0, "branch-history", &branch_call_mode
,
712 "add last branch records to call history"),
713 OPT_STRING(0, "objdump", &objdump_path
, "path",
714 "objdump binary to use for disassembly and annotations"),
715 OPT_BOOLEAN(0, "demangle", &symbol_conf
.demangle
,
716 "Disable symbol demangling"),
717 OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf
.demangle_kernel
,
718 "Enable kernel symbol demangling"),
719 OPT_BOOLEAN(0, "mem-mode", &report
.mem_mode
, "mem access profile"),
720 OPT_CALLBACK(0, "percent-limit", &report
, "percent",
721 "Don't show entries under that percent", parse_percent_limit
),
722 OPT_CALLBACK(0, "percentage", NULL
, "relative|absolute",
723 "how to display percentage of filtered entries", parse_filter_percentage
),
726 struct perf_data_file file
= {
727 .mode
= PERF_DATA_MODE_READ
,
729 int ret
= hists__init();
734 perf_config(report__config
, &report
);
736 argc
= parse_options(argc
, argv
, options
, report_usage
, 0);
738 if (report
.use_stdio
)
740 else if (report
.use_tui
)
742 else if (report
.use_gtk
)
745 if (report
.inverted_callchain
)
746 callchain_param
.order
= ORDER_CALLER
;
748 if (!input_name
|| !strlen(input_name
)) {
749 if (!fstat(STDIN_FILENO
, &st
) && S_ISFIFO(st
.st_mode
))
752 input_name
= "perf.data";
755 file
.path
= input_name
;
756 file
.force
= report
.force
;
759 session
= perf_session__new(&file
, false, &report
.tool
);
763 if (report
.queue_size
) {
764 ordered_events__set_alloc_size(&session
->ordered_events
,
768 report
.session
= session
;
770 has_br_stack
= perf_header__has_feat(&session
->header
,
771 HEADER_BRANCH_STACK
);
774 * Branch mode is a tristate:
775 * -1 means default, so decide based on the file having branch data.
776 * 0/1 means the user chose a mode.
778 if (((branch_mode
== -1 && has_br_stack
) || branch_mode
== 1) &&
779 branch_call_mode
== -1) {
780 sort__mode
= SORT_MODE__BRANCH
;
781 symbol_conf
.cumulate_callchain
= false;
783 if (branch_call_mode
) {
784 callchain_param
.key
= CCKEY_ADDRESS
;
785 callchain_param
.branch_callstack
= 1;
786 symbol_conf
.use_callchain
= true;
787 callchain_register_param(&callchain_param
);
788 if (sort_order
== NULL
)
789 sort_order
= "srcline,symbol,dso";
792 if (report
.mem_mode
) {
793 if (sort__mode
== SORT_MODE__BRANCH
) {
794 pr_err("branch and mem mode incompatible\n");
797 sort__mode
= SORT_MODE__MEMORY
;
798 symbol_conf
.cumulate_callchain
= false;
801 if (setup_sorting() < 0) {
803 parse_options_usage(report_usage
, options
, "s", 1);
805 parse_options_usage(sort_order
? NULL
: report_usage
,
810 /* Force tty output for header output. */
811 if (report
.header
|| report
.header_only
)
814 if (strcmp(input_name
, "-") != 0)
819 if (report
.header
|| report
.header_only
) {
820 perf_session__fprintf_info(session
, stdout
,
821 report
.show_full_info
);
822 if (report
.header_only
)
824 } else if (use_browser
== 0) {
825 fputs("# To display the perf.data header info, please use --header/--header-only options.\n#\n",
830 * Only in the TUI browser we are doing integrated annotation,
831 * so don't allocate extra space that won't be used in the stdio
834 if (ui__has_annotation()) {
835 symbol_conf
.priv_size
= sizeof(struct annotation
);
836 machines__set_symbol_filter(&session
->machines
,
837 symbol__annotate_init
);
839 * For searching by name on the "Browse map details".
840 * providing it only in verbose mode not to bloat too
841 * much struct symbol.
845 * XXX: Need to provide a less kludgy way to ask for
846 * more space per symbol, the u32 is for the index on
848 * See symbol__browser_index.
850 symbol_conf
.priv_size
+= sizeof(u32
);
851 symbol_conf
.sort_by_name
= true;
855 if (symbol__init(&session
->header
.env
) < 0)
860 * Special case: if there's an argument left then assume that
861 * it's a symbol filter:
864 usage_with_options(report_usage
, options
);
866 report
.symbol_filter_str
= argv
[0];
869 sort__setup_elide(stdout
);
871 ret
= __cmd_report(&report
);
872 if (ret
== K_SWITCH_INPUT_DATA
) {
873 perf_session__delete(session
);
879 perf_session__delete(session
);