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
;
61 DECLARE_BITMAP(cpu_bitmap
, MAX_NR_CPUS
);
64 static int report__config(const char *var
, const char *value
, void *cb
)
66 if (!strcmp(var
, "report.group")) {
67 symbol_conf
.event_group
= perf_config_bool(var
, value
);
70 if (!strcmp(var
, "report.percent-limit")) {
71 struct report
*rep
= cb
;
72 rep
->min_percent
= strtof(value
, NULL
);
75 if (!strcmp(var
, "report.children")) {
76 symbol_conf
.cumulate_callchain
= perf_config_bool(var
, value
);
80 return perf_default_config(var
, value
, cb
);
83 static void report__inc_stats(struct report
*rep
, struct hist_entry
*he
)
86 * The @he is either of a newly created one or an existing one
87 * merging current sample. We only want to count a new one so
88 * checking ->nr_events being 1.
90 if (he
->stat
.nr_events
== 1)
94 static int hist_iter__report_callback(struct hist_entry_iter
*iter
,
95 struct addr_location
*al
, bool single
,
99 struct report
*rep
= arg
;
100 struct hist_entry
*he
= iter
->he
;
101 struct perf_evsel
*evsel
= iter
->evsel
;
103 struct branch_info
*bi
;
105 report__inc_stats(rep
, he
);
107 if (!ui__has_annotation())
110 if (sort__mode
== SORT_MODE__BRANCH
) {
111 bi
= he
->branch_info
;
112 err
= addr_map_symbol__inc_samples(&bi
->from
, evsel
->idx
);
116 err
= addr_map_symbol__inc_samples(&bi
->to
, evsel
->idx
);
118 } else if (rep
->mem_mode
) {
120 err
= addr_map_symbol__inc_samples(&mi
->daddr
, evsel
->idx
);
124 err
= hist_entry__inc_addr_samples(he
, evsel
->idx
, al
->addr
);
126 } else if (symbol_conf
.cumulate_callchain
) {
128 err
= hist_entry__inc_addr_samples(he
, evsel
->idx
,
131 err
= hist_entry__inc_addr_samples(he
, evsel
->idx
, al
->addr
);
138 static int process_sample_event(struct perf_tool
*tool
,
139 union perf_event
*event
,
140 struct perf_sample
*sample
,
141 struct perf_evsel
*evsel
,
142 struct machine
*machine
)
144 struct report
*rep
= container_of(tool
, struct report
, tool
);
145 struct addr_location al
;
146 struct hist_entry_iter iter
= {
147 .hide_unresolved
= rep
->hide_unresolved
,
148 .add_entry_cb
= hist_iter__report_callback
,
152 if (perf_event__preprocess_sample(event
, machine
, &al
, sample
) < 0) {
153 pr_debug("problem processing %d event, skipping it.\n",
158 if (rep
->hide_unresolved
&& al
.sym
== NULL
)
161 if (rep
->cpu_list
&& !test_bit(sample
->cpu
, rep
->cpu_bitmap
))
164 if (sort__mode
== SORT_MODE__BRANCH
)
165 iter
.ops
= &hist_iter_branch
;
166 else if (rep
->mem_mode
)
167 iter
.ops
= &hist_iter_mem
;
168 else if (symbol_conf
.cumulate_callchain
)
169 iter
.ops
= &hist_iter_cumulative
;
171 iter
.ops
= &hist_iter_normal
;
174 al
.map
->dso
->hit
= 1;
176 ret
= hist_entry_iter__add(&iter
, &al
, evsel
, sample
, rep
->max_stack
,
179 pr_debug("problem adding hist entry, skipping event\n");
184 static int process_read_event(struct perf_tool
*tool
,
185 union perf_event
*event
,
186 struct perf_sample
*sample __maybe_unused
,
187 struct perf_evsel
*evsel
,
188 struct machine
*machine __maybe_unused
)
190 struct report
*rep
= container_of(tool
, struct report
, tool
);
192 if (rep
->show_threads
) {
193 const char *name
= evsel
? perf_evsel__name(evsel
) : "unknown";
194 perf_read_values_add_value(&rep
->show_threads_values
,
195 event
->read
.pid
, event
->read
.tid
,
201 dump_printf(": %d %d %s %" PRIu64
"\n", event
->read
.pid
, event
->read
.tid
,
202 evsel
? perf_evsel__name(evsel
) : "FAIL",
208 /* For pipe mode, sample_type is not currently set */
209 static int report__setup_sample_type(struct report
*rep
)
211 struct perf_session
*session
= rep
->session
;
212 u64 sample_type
= perf_evlist__combined_sample_type(session
->evlist
);
213 bool is_pipe
= perf_data_file__is_pipe(session
->file
);
215 if (!is_pipe
&& !(sample_type
& PERF_SAMPLE_CALLCHAIN
)) {
216 if (sort__has_parent
) {
217 ui__error("Selected --sort parent, but no "
218 "callchain data. Did you call "
219 "'perf record' without -g?\n");
222 if (symbol_conf
.use_callchain
) {
223 ui__error("Selected -g but no callchain data. Did "
224 "you call 'perf record' without -g?\n");
227 } else if (!rep
->dont_use_callchains
&&
228 callchain_param
.mode
!= CHAIN_NONE
&&
229 !symbol_conf
.use_callchain
) {
230 symbol_conf
.use_callchain
= true;
231 if (callchain_register_param(&callchain_param
) < 0) {
232 ui__error("Can't register callchain params.\n");
237 if (symbol_conf
.cumulate_callchain
) {
238 /* Silently ignore if callchain is missing */
239 if (!(sample_type
& PERF_SAMPLE_CALLCHAIN
)) {
240 symbol_conf
.cumulate_callchain
= false;
241 perf_hpp__cancel_cumulate();
245 if (sort__mode
== SORT_MODE__BRANCH
) {
247 !(sample_type
& PERF_SAMPLE_BRANCH_STACK
)) {
248 ui__error("Selected -b but no branch data. "
249 "Did you call perf record without -b?\n");
257 static void sig_handler(int sig __maybe_unused
)
262 static size_t hists__fprintf_nr_sample_events(struct hists
*hists
, struct report
*rep
,
263 const char *evname
, FILE *fp
)
267 unsigned long nr_samples
= hists
->stats
.nr_events
[PERF_RECORD_SAMPLE
];
268 u64 nr_events
= hists
->stats
.total_period
;
269 struct perf_evsel
*evsel
= hists_to_evsel(hists
);
271 size_t size
= sizeof(buf
);
273 if (symbol_conf
.filter_relative
) {
274 nr_samples
= hists
->stats
.nr_non_filtered_samples
;
275 nr_events
= hists
->stats
.total_non_filtered_period
;
278 if (perf_evsel__is_group_event(evsel
)) {
279 struct perf_evsel
*pos
;
281 perf_evsel__group_desc(evsel
, buf
, size
);
284 for_each_group_member(pos
, evsel
) {
285 if (symbol_conf
.filter_relative
) {
286 nr_samples
+= pos
->hists
.stats
.nr_non_filtered_samples
;
287 nr_events
+= pos
->hists
.stats
.total_non_filtered_period
;
289 nr_samples
+= pos
->hists
.stats
.nr_events
[PERF_RECORD_SAMPLE
];
290 nr_events
+= pos
->hists
.stats
.total_period
;
295 nr_samples
= convert_unit(nr_samples
, &unit
);
296 ret
= fprintf(fp
, "# Samples: %lu%c", nr_samples
, unit
);
298 ret
+= fprintf(fp
, " of event '%s'", evname
);
301 ret
+= fprintf(fp
, "\n# Total weight : %" PRIu64
, nr_events
);
302 ret
+= fprintf(fp
, "\n# Sort order : %s", sort_order
);
304 ret
+= fprintf(fp
, "\n# Event count (approx.): %" PRIu64
, nr_events
);
305 return ret
+ fprintf(fp
, "\n#\n");
308 static int perf_evlist__tty_browse_hists(struct perf_evlist
*evlist
,
312 struct perf_evsel
*pos
;
314 evlist__for_each(evlist
, pos
) {
315 struct hists
*hists
= &pos
->hists
;
316 const char *evname
= perf_evsel__name(pos
);
318 if (symbol_conf
.event_group
&&
319 !perf_evsel__is_group_leader(pos
))
322 hists__fprintf_nr_sample_events(hists
, rep
, evname
, stdout
);
323 hists__fprintf(hists
, true, 0, 0, rep
->min_percent
, stdout
);
324 fprintf(stdout
, "\n\n");
327 if (sort_order
== default_sort_order
&&
328 parent_pattern
== default_parent_pattern
) {
329 fprintf(stdout
, "#\n# (%s)\n#\n", help
);
331 if (rep
->show_threads
) {
332 bool style
= !strcmp(rep
->pretty_printing_style
, "raw");
333 perf_read_values_display(stdout
, &rep
->show_threads_values
,
335 perf_read_values_destroy(&rep
->show_threads_values
);
342 static void report__warn_kptr_restrict(const struct report
*rep
)
344 struct map
*kernel_map
= rep
->session
->machines
.host
.vmlinux_maps
[MAP__FUNCTION
];
345 struct kmap
*kernel_kmap
= map__kmap(kernel_map
);
347 if (kernel_map
== NULL
||
348 (kernel_map
->dso
->hit
&&
349 (kernel_kmap
->ref_reloc_sym
== NULL
||
350 kernel_kmap
->ref_reloc_sym
->addr
== 0))) {
352 "As no suitable kallsyms nor vmlinux was found, kernel samples\n"
353 "can't be resolved.";
356 const struct dso
*kdso
= kernel_map
->dso
;
357 if (!RB_EMPTY_ROOT(&kdso
->symbols
[MAP__FUNCTION
])) {
358 desc
= "If some relocation was applied (e.g. "
359 "kexec) symbols may be misresolved.";
364 "Kernel address maps (/proc/{kallsyms,modules}) were restricted.\n\n"
365 "Check /proc/sys/kernel/kptr_restrict before running 'perf record'.\n\n%s\n\n"
366 "Samples in kernel modules can't be resolved as well.\n\n",
371 static int report__gtk_browse_hists(struct report
*rep
, const char *help
)
373 int (*hist_browser
)(struct perf_evlist
*evlist
, const char *help
,
374 struct hist_browser_timer
*timer
, float min_pcnt
);
376 hist_browser
= dlsym(perf_gtk_handle
, "perf_evlist__gtk_browse_hists");
378 if (hist_browser
== NULL
) {
379 ui__error("GTK browser not found!\n");
383 return hist_browser(rep
->session
->evlist
, help
, NULL
, rep
->min_percent
);
386 static int report__browse_hists(struct report
*rep
)
389 struct perf_session
*session
= rep
->session
;
390 struct perf_evlist
*evlist
= session
->evlist
;
391 const char *help
= "For a higher level overview, try: perf report --sort comm,dso";
393 switch (use_browser
) {
395 ret
= perf_evlist__tui_browse_hists(evlist
, help
, NULL
,
397 &session
->header
.env
);
399 * Usually "ret" is the last pressed key, and we only
400 * care if the key notifies us to switch data file.
402 if (ret
!= K_SWITCH_INPUT_DATA
)
406 ret
= report__gtk_browse_hists(rep
, help
);
409 ret
= perf_evlist__tty_browse_hists(evlist
, rep
, help
);
416 static void report__collapse_hists(struct report
*rep
)
418 struct ui_progress prog
;
419 struct perf_evsel
*pos
;
421 ui_progress__init(&prog
, rep
->nr_entries
, "Merging related events...");
423 evlist__for_each(rep
->session
->evlist
, pos
) {
424 struct hists
*hists
= &pos
->hists
;
427 hists
->symbol_filter_str
= rep
->symbol_filter_str
;
429 hists__collapse_resort(hists
, &prog
);
431 /* Non-group events are considered as leader */
432 if (symbol_conf
.event_group
&&
433 !perf_evsel__is_group_leader(pos
)) {
434 struct hists
*leader_hists
= &pos
->leader
->hists
;
436 hists__match(leader_hists
, hists
);
437 hists__link(leader_hists
, hists
);
441 ui_progress__finish();
444 static int __cmd_report(struct report
*rep
)
447 struct perf_session
*session
= rep
->session
;
448 struct perf_evsel
*pos
;
449 struct perf_data_file
*file
= session
->file
;
451 signal(SIGINT
, sig_handler
);
454 ret
= perf_session__cpu_bitmap(session
, rep
->cpu_list
,
460 if (rep
->show_threads
)
461 perf_read_values_init(&rep
->show_threads_values
);
463 ret
= report__setup_sample_type(rep
);
467 ret
= perf_session__process_events(session
, &rep
->tool
);
471 report__warn_kptr_restrict(rep
);
473 if (use_browser
== 0) {
475 perf_session__fprintf(session
, stdout
);
478 perf_session__fprintf_dsos(session
, stdout
);
481 perf_session__fprintf_nr_events(session
, stdout
);
486 report__collapse_hists(rep
);
491 if (rep
->nr_entries
== 0) {
492 ui__error("The %s file has no samples!\n", file
->path
);
496 evlist__for_each(session
->evlist
, pos
)
497 hists__output_resort(&pos
->hists
);
499 return report__browse_hists(rep
);
503 report_parse_callchain_opt(const struct option
*opt
, const char *arg
, int unset
)
505 struct report
*rep
= (struct report
*)opt
->value
;
511 rep
->dont_use_callchains
= true;
515 return parse_callchain_report_opt(arg
);
519 report_parse_ignore_callees_opt(const struct option
*opt __maybe_unused
,
520 const char *arg
, int unset __maybe_unused
)
523 int err
= regcomp(&ignore_callees_regex
, arg
, REG_EXTENDED
);
526 regerror(err
, &ignore_callees_regex
, buf
, sizeof(buf
));
527 pr_err("Invalid --ignore-callees regex: %s\n%s", arg
, buf
);
530 have_ignore_callees
= 1;
537 parse_branch_mode(const struct option
*opt __maybe_unused
,
538 const char *str __maybe_unused
, int unset
)
540 int *branch_mode
= opt
->value
;
542 *branch_mode
= !unset
;
547 parse_percent_limit(const struct option
*opt
, const char *str
,
548 int unset __maybe_unused
)
550 struct report
*rep
= opt
->value
;
552 rep
->min_percent
= strtof(str
, NULL
);
556 int cmd_report(int argc
, const char **argv
, const char *prefix __maybe_unused
)
558 struct perf_session
*session
;
560 bool has_br_stack
= false;
561 int branch_mode
= -1;
563 char callchain_default_opt
[] = "fractal,0.5,callee";
564 const char * const report_usage
[] = {
565 "perf report [<options>]",
568 struct report report
= {
570 .sample
= process_sample_event
,
571 .mmap
= perf_event__process_mmap
,
572 .mmap2
= perf_event__process_mmap2
,
573 .comm
= perf_event__process_comm
,
574 .exit
= perf_event__process_exit
,
575 .fork
= perf_event__process_fork
,
576 .lost
= perf_event__process_lost
,
577 .read
= process_read_event
,
578 .attr
= perf_event__process_attr
,
579 .tracing_data
= perf_event__process_tracing_data
,
580 .build_id
= perf_event__process_build_id
,
581 .ordered_samples
= true,
582 .ordering_requires_timestamps
= true,
584 .max_stack
= PERF_MAX_STACK_DEPTH
,
585 .pretty_printing_style
= "normal",
587 const struct option options
[] = {
588 OPT_STRING('i', "input", &input_name
, "file",
590 OPT_INCR('v', "verbose", &verbose
,
591 "be more verbose (show symbol address, etc)"),
592 OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace
,
593 "dump raw trace in ASCII"),
594 OPT_STRING('k', "vmlinux", &symbol_conf
.vmlinux_name
,
595 "file", "vmlinux pathname"),
596 OPT_STRING(0, "kallsyms", &symbol_conf
.kallsyms_name
,
597 "file", "kallsyms pathname"),
598 OPT_BOOLEAN('f', "force", &report
.force
, "don't complain, do it"),
599 OPT_BOOLEAN('m', "modules", &symbol_conf
.use_modules
,
600 "load module symbols - WARNING: use only with -k and LIVE kernel"),
601 OPT_BOOLEAN('n', "show-nr-samples", &symbol_conf
.show_nr_samples
,
602 "Show a column with the number of samples"),
603 OPT_BOOLEAN('T', "threads", &report
.show_threads
,
604 "Show per-thread event counters"),
605 OPT_STRING(0, "pretty", &report
.pretty_printing_style
, "key",
606 "pretty printing style key: normal raw"),
607 OPT_BOOLEAN(0, "tui", &report
.use_tui
, "Use the TUI interface"),
608 OPT_BOOLEAN(0, "gtk", &report
.use_gtk
, "Use the GTK2 interface"),
609 OPT_BOOLEAN(0, "stdio", &report
.use_stdio
,
610 "Use the stdio interface"),
611 OPT_BOOLEAN(0, "header", &report
.header
, "Show data header."),
612 OPT_BOOLEAN(0, "header-only", &report
.header_only
,
613 "Show only data header."),
614 OPT_STRING('s', "sort", &sort_order
, "key[,key2...]",
615 "sort by key(s): pid, comm, dso, symbol, parent, cpu, srcline, ..."
616 " Please refer the man page for the complete list."),
617 OPT_STRING('F', "fields", &field_order
, "key[,keys...]",
618 "output field(s): overhead, period, sample plus all of sort keys"),
619 OPT_BOOLEAN(0, "showcpuutilization", &symbol_conf
.show_cpu_utilization
,
620 "Show sample percentage for different cpu modes"),
621 OPT_STRING('p', "parent", &parent_pattern
, "regex",
622 "regex filter to identify parent, see: '--sort parent'"),
623 OPT_BOOLEAN('x', "exclude-other", &symbol_conf
.exclude_other
,
624 "Only display entries with parent-match"),
625 OPT_CALLBACK_DEFAULT('g', "call-graph", &report
, "output_type,min_percent[,print_limit],call_order",
626 "Display callchains using output_type (graph, flat, fractal, or none) , min percent threshold, optional print limit, callchain order, key (function or address). "
627 "Default: fractal,0.5,callee,function", &report_parse_callchain_opt
, callchain_default_opt
),
628 OPT_BOOLEAN(0, "children", &symbol_conf
.cumulate_callchain
,
629 "Accumulate callchains of children and show total overhead as well"),
630 OPT_INTEGER(0, "max-stack", &report
.max_stack
,
631 "Set the maximum stack depth when parsing the callchain, "
632 "anything beyond the specified depth will be ignored. "
633 "Default: " __stringify(PERF_MAX_STACK_DEPTH
)),
634 OPT_BOOLEAN('G', "inverted", &report
.inverted_callchain
,
635 "alias for inverted call graph"),
636 OPT_CALLBACK(0, "ignore-callees", NULL
, "regex",
637 "ignore callees of these functions in call graphs",
638 report_parse_ignore_callees_opt
),
639 OPT_STRING('d', "dsos", &symbol_conf
.dso_list_str
, "dso[,dso...]",
640 "only consider symbols in these dsos"),
641 OPT_STRING('c', "comms", &symbol_conf
.comm_list_str
, "comm[,comm...]",
642 "only consider symbols in these comms"),
643 OPT_STRING('S', "symbols", &symbol_conf
.sym_list_str
, "symbol[,symbol...]",
644 "only consider these symbols"),
645 OPT_STRING(0, "symbol-filter", &report
.symbol_filter_str
, "filter",
646 "only show symbols that (partially) match with this filter"),
647 OPT_STRING('w', "column-widths", &symbol_conf
.col_width_list_str
,
649 "don't try to adjust column width, use these fixed values"),
650 OPT_STRING('t', "field-separator", &symbol_conf
.field_sep
, "separator",
651 "separator for columns, no spaces will be added between "
652 "columns '.' is reserved."),
653 OPT_BOOLEAN('U', "hide-unresolved", &report
.hide_unresolved
,
654 "Only display entries resolved to a symbol"),
655 OPT_STRING(0, "symfs", &symbol_conf
.symfs
, "directory",
656 "Look for files with symbols relative to this directory"),
657 OPT_STRING('C', "cpu", &report
.cpu_list
, "cpu",
658 "list of cpus to profile"),
659 OPT_BOOLEAN('I', "show-info", &report
.show_full_info
,
660 "Display extended information about perf.data file"),
661 OPT_BOOLEAN(0, "source", &symbol_conf
.annotate_src
,
662 "Interleave source code with assembly code (default)"),
663 OPT_BOOLEAN(0, "asm-raw", &symbol_conf
.annotate_asm_raw
,
664 "Display raw encoding of assembly instructions (default)"),
665 OPT_STRING('M', "disassembler-style", &disassembler_style
, "disassembler style",
666 "Specify disassembler style (e.g. -M intel for intel syntax)"),
667 OPT_BOOLEAN(0, "show-total-period", &symbol_conf
.show_total_period
,
668 "Show a column with the sum of periods"),
669 OPT_BOOLEAN(0, "group", &symbol_conf
.event_group
,
670 "Show event group information together"),
671 OPT_CALLBACK_NOOPT('b', "branch-stack", &branch_mode
, "",
672 "use branch records for histogram filling", parse_branch_mode
),
673 OPT_STRING(0, "objdump", &objdump_path
, "path",
674 "objdump binary to use for disassembly and annotations"),
675 OPT_BOOLEAN(0, "demangle", &symbol_conf
.demangle
,
676 "Disable symbol demangling"),
677 OPT_BOOLEAN(0, "mem-mode", &report
.mem_mode
, "mem access profile"),
678 OPT_CALLBACK(0, "percent-limit", &report
, "percent",
679 "Don't show entries under that percent", parse_percent_limit
),
680 OPT_CALLBACK(0, "percentage", NULL
, "relative|absolute",
681 "how to display percentage of filtered entries", parse_filter_percentage
),
684 struct perf_data_file file
= {
685 .mode
= PERF_DATA_MODE_READ
,
688 perf_config(report__config
, &report
);
690 argc
= parse_options(argc
, argv
, options
, report_usage
, 0);
692 if (report
.use_stdio
)
694 else if (report
.use_tui
)
696 else if (report
.use_gtk
)
699 if (report
.inverted_callchain
)
700 callchain_param
.order
= ORDER_CALLER
;
702 if (!input_name
|| !strlen(input_name
)) {
703 if (!fstat(STDIN_FILENO
, &st
) && S_ISFIFO(st
.st_mode
))
706 input_name
= "perf.data";
709 file
.path
= input_name
;
710 file
.force
= report
.force
;
713 session
= perf_session__new(&file
, false, &report
.tool
);
717 report
.session
= session
;
719 has_br_stack
= perf_header__has_feat(&session
->header
,
720 HEADER_BRANCH_STACK
);
722 if (branch_mode
== -1 && has_br_stack
) {
723 sort__mode
= SORT_MODE__BRANCH
;
724 symbol_conf
.cumulate_callchain
= false;
727 if (report
.mem_mode
) {
728 if (sort__mode
== SORT_MODE__BRANCH
) {
729 pr_err("branch and mem mode incompatible\n");
732 sort__mode
= SORT_MODE__MEMORY
;
733 symbol_conf
.cumulate_callchain
= false;
736 if (setup_sorting() < 0) {
738 parse_options_usage(report_usage
, options
, "s", 1);
740 parse_options_usage(sort_order
? NULL
: report_usage
,
745 /* Force tty output for header output. */
746 if (report
.header
|| report
.header_only
)
749 if (strcmp(input_name
, "-") != 0)
754 if (report
.header
|| report
.header_only
) {
755 perf_session__fprintf_info(session
, stdout
,
756 report
.show_full_info
);
757 if (report
.header_only
)
759 } else if (use_browser
== 0) {
760 fputs("# To display the perf.data header info, please use --header/--header-only options.\n#\n",
765 * Only in the TUI browser we are doing integrated annotation,
766 * so don't allocate extra space that won't be used in the stdio
769 if (ui__has_annotation()) {
770 symbol_conf
.priv_size
= sizeof(struct annotation
);
771 machines__set_symbol_filter(&session
->machines
,
772 symbol__annotate_init
);
774 * For searching by name on the "Browse map details".
775 * providing it only in verbose mode not to bloat too
776 * much struct symbol.
780 * XXX: Need to provide a less kludgy way to ask for
781 * more space per symbol, the u32 is for the index on
783 * See symbol__browser_index.
785 symbol_conf
.priv_size
+= sizeof(u32
);
786 symbol_conf
.sort_by_name
= true;
790 if (symbol__init() < 0)
795 * Special case: if there's an argument left then assume that
796 * it's a symbol filter:
799 usage_with_options(report_usage
, options
);
801 report
.symbol_filter_str
= argv
[0];
804 sort__setup_elide(stdout
);
806 ret
= __cmd_report(&report
);
807 if (ret
== K_SWITCH_INPUT_DATA
) {
808 perf_session__delete(session
);
814 perf_session__delete(session
);