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
;
53 struct perf_read_values show_threads_values
;
54 const char *pretty_printing_style
;
56 const char *symbol_filter_str
;
58 DECLARE_BITMAP(cpu_bitmap
, MAX_NR_CPUS
);
61 static int perf_report_config(const char *var
, const char *value
, void *cb
)
63 if (!strcmp(var
, "report.group")) {
64 symbol_conf
.event_group
= perf_config_bool(var
, value
);
67 if (!strcmp(var
, "report.percent-limit")) {
68 struct perf_report
*rep
= cb
;
69 rep
->min_percent
= strtof(value
, NULL
);
73 return perf_default_config(var
, value
, cb
);
76 static int perf_report__add_mem_hist_entry(struct perf_tool
*tool
,
77 struct addr_location
*al
,
78 struct perf_sample
*sample
,
79 struct perf_evsel
*evsel
,
80 struct machine
*machine
,
81 union perf_event
*event
)
83 struct perf_report
*rep
= container_of(tool
, struct perf_report
, tool
);
84 struct symbol
*parent
= NULL
;
85 u8 cpumode
= event
->header
.misc
& PERF_RECORD_MISC_CPUMODE_MASK
;
87 struct hist_entry
*he
;
88 struct mem_info
*mi
, *mx
;
91 if ((sort__has_parent
|| symbol_conf
.use_callchain
) &&
93 err
= machine__resolve_callchain(machine
, evsel
, al
->thread
,
100 mi
= machine__resolve_mem(machine
, al
->thread
, sample
, cpumode
);
104 if (rep
->hide_unresolved
&& !al
->sym
)
107 cost
= sample
->weight
;
112 * must pass period=weight in order to get the correct
113 * sorting from hists__collapse_resort() which is solely
114 * based on periods. We want sorting be done on nr_events * weight
115 * and this is indirectly achieved by passing period=weight here
116 * and the he_stat__add_period() function.
118 he
= __hists__add_entry(&evsel
->hists
, al
, parent
, NULL
, mi
,
124 * In the TUI browser, we are doing integrated annotation,
125 * so we don't allocate the extra space needed because the stdio
126 * code will not use it.
128 if (sort__has_sym
&& he
->ms
.sym
&& use_browser
> 0) {
129 struct annotation
*notes
= symbol__annotation(he
->ms
.sym
);
131 assert(evsel
!= NULL
);
133 if (notes
->src
== NULL
&& symbol__alloc_hist(he
->ms
.sym
) < 0)
136 err
= hist_entry__inc_addr_samples(he
, evsel
->idx
, al
->addr
);
141 if (sort__has_sym
&& he
->mem_info
->daddr
.sym
&& use_browser
> 0) {
142 struct annotation
*notes
;
146 notes
= symbol__annotation(mx
->daddr
.sym
);
147 if (notes
->src
== NULL
&& symbol__alloc_hist(mx
->daddr
.sym
) < 0)
150 err
= symbol__inc_addr_samples(mx
->daddr
.sym
,
158 evsel
->hists
.stats
.total_period
+= cost
;
159 hists__inc_nr_events(&evsel
->hists
, PERF_RECORD_SAMPLE
);
162 if (symbol_conf
.use_callchain
) {
163 err
= callchain_append(he
->callchain
,
171 static int perf_report__add_branch_hist_entry(struct perf_tool
*tool
,
172 struct addr_location
*al
,
173 struct perf_sample
*sample
,
174 struct perf_evsel
*evsel
,
175 struct machine
*machine
)
177 struct perf_report
*rep
= container_of(tool
, struct perf_report
, tool
);
178 struct symbol
*parent
= NULL
;
181 struct hist_entry
*he
;
182 struct branch_info
*bi
, *bx
;
184 if ((sort__has_parent
|| symbol_conf
.use_callchain
)
185 && sample
->callchain
) {
186 err
= machine__resolve_callchain(machine
, evsel
, al
->thread
,
193 bi
= machine__resolve_bstack(machine
, al
->thread
,
194 sample
->branch_stack
);
198 for (i
= 0; i
< sample
->branch_stack
->nr
; i
++) {
199 if (rep
->hide_unresolved
&& !(bi
[i
].from
.sym
&& bi
[i
].to
.sym
))
204 /* overwrite the 'al' to branch-to info */
205 al
->map
= bi
[i
].to
.map
;
206 al
->sym
= bi
[i
].to
.sym
;
207 al
->addr
= bi
[i
].to
.addr
;
209 * The report shows the percentage of total branches captured
210 * and not events sampled. Thus we use a pseudo period of 1.
212 he
= __hists__add_entry(&evsel
->hists
, al
, parent
, &bi
[i
], NULL
,
215 struct annotation
*notes
;
216 bx
= he
->branch_info
;
217 if (bx
->from
.sym
&& use_browser
== 1 && sort__has_sym
) {
218 notes
= symbol__annotation(bx
->from
.sym
);
220 && symbol__alloc_hist(bx
->from
.sym
) < 0)
223 err
= symbol__inc_addr_samples(bx
->from
.sym
,
231 if (bx
->to
.sym
&& use_browser
== 1 && sort__has_sym
) {
232 notes
= symbol__annotation(bx
->to
.sym
);
234 && symbol__alloc_hist(bx
->to
.sym
) < 0)
237 err
= symbol__inc_addr_samples(bx
->to
.sym
,
244 evsel
->hists
.stats
.total_period
+= 1;
245 hists__inc_nr_events(&evsel
->hists
, PERF_RECORD_SAMPLE
);
255 static int perf_evsel__add_hist_entry(struct perf_tool
*tool
,
256 struct perf_evsel
*evsel
,
257 struct addr_location
*al
,
258 struct perf_sample
*sample
,
259 struct machine
*machine
)
261 struct perf_report
*rep
= container_of(tool
, struct perf_report
, tool
);
262 struct symbol
*parent
= NULL
;
264 struct hist_entry
*he
;
266 if ((sort__has_parent
|| symbol_conf
.use_callchain
) && sample
->callchain
) {
267 err
= machine__resolve_callchain(machine
, evsel
, al
->thread
,
274 he
= __hists__add_entry(&evsel
->hists
, al
, parent
, NULL
, NULL
,
275 sample
->period
, sample
->weight
,
276 sample
->transaction
);
280 if (symbol_conf
.use_callchain
) {
281 err
= callchain_append(he
->callchain
,
288 * Only in the TUI browser we are doing integrated annotation,
289 * so we don't allocated the extra space needed because the stdio
290 * code will not use it.
292 if (he
->ms
.sym
!= NULL
&& use_browser
== 1 && sort__has_sym
) {
293 struct annotation
*notes
= symbol__annotation(he
->ms
.sym
);
295 assert(evsel
!= NULL
);
298 if (notes
->src
== NULL
&& symbol__alloc_hist(he
->ms
.sym
) < 0)
301 err
= hist_entry__inc_addr_samples(he
, evsel
->idx
, al
->addr
);
304 evsel
->hists
.stats
.total_period
+= sample
->period
;
305 hists__inc_nr_events(&evsel
->hists
, PERF_RECORD_SAMPLE
);
311 static int process_sample_event(struct perf_tool
*tool
,
312 union perf_event
*event
,
313 struct perf_sample
*sample
,
314 struct perf_evsel
*evsel
,
315 struct machine
*machine
)
317 struct perf_report
*rep
= container_of(tool
, struct perf_report
, tool
);
318 struct addr_location al
;
321 if (perf_event__preprocess_sample(event
, machine
, &al
, sample
) < 0) {
322 fprintf(stderr
, "problem processing %d event, skipping it.\n",
327 if (al
.filtered
|| (rep
->hide_unresolved
&& al
.sym
== NULL
))
330 if (rep
->cpu_list
&& !test_bit(sample
->cpu
, rep
->cpu_bitmap
))
333 if (sort__mode
== SORT_MODE__BRANCH
) {
334 ret
= perf_report__add_branch_hist_entry(tool
, &al
, sample
,
337 pr_debug("problem adding lbr entry, skipping event\n");
338 } else if (rep
->mem_mode
== 1) {
339 ret
= perf_report__add_mem_hist_entry(tool
, &al
, sample
,
340 evsel
, machine
, event
);
342 pr_debug("problem adding mem entry, skipping event\n");
345 al
.map
->dso
->hit
= 1;
347 ret
= perf_evsel__add_hist_entry(tool
, evsel
, &al
, sample
,
350 pr_debug("problem incrementing symbol period, skipping event\n");
355 static int process_read_event(struct perf_tool
*tool
,
356 union perf_event
*event
,
357 struct perf_sample
*sample __maybe_unused
,
358 struct perf_evsel
*evsel
,
359 struct machine
*machine __maybe_unused
)
361 struct perf_report
*rep
= container_of(tool
, struct perf_report
, tool
);
363 if (rep
->show_threads
) {
364 const char *name
= evsel
? perf_evsel__name(evsel
) : "unknown";
365 perf_read_values_add_value(&rep
->show_threads_values
,
366 event
->read
.pid
, event
->read
.tid
,
372 dump_printf(": %d %d %s %" PRIu64
"\n", event
->read
.pid
, event
->read
.tid
,
373 evsel
? perf_evsel__name(evsel
) : "FAIL",
379 /* For pipe mode, sample_type is not currently set */
380 static int perf_report__setup_sample_type(struct perf_report
*rep
)
382 struct perf_session
*session
= rep
->session
;
383 u64 sample_type
= perf_evlist__combined_sample_type(session
->evlist
);
384 bool is_pipe
= perf_data_file__is_pipe(session
->file
);
386 if (!is_pipe
&& !(sample_type
& PERF_SAMPLE_CALLCHAIN
)) {
387 if (sort__has_parent
) {
388 ui__error("Selected --sort parent, but no "
389 "callchain data. Did you call "
390 "'perf record' without -g?\n");
393 if (symbol_conf
.use_callchain
) {
394 ui__error("Selected -g but no callchain data. Did "
395 "you call 'perf record' without -g?\n");
398 } else if (!rep
->dont_use_callchains
&&
399 callchain_param
.mode
!= CHAIN_NONE
&&
400 !symbol_conf
.use_callchain
) {
401 symbol_conf
.use_callchain
= true;
402 if (callchain_register_param(&callchain_param
) < 0) {
403 ui__error("Can't register callchain params.\n");
408 if (sort__mode
== SORT_MODE__BRANCH
) {
410 !(sample_type
& PERF_SAMPLE_BRANCH_STACK
)) {
411 ui__error("Selected -b but no branch data. "
412 "Did you call perf record without -b?\n");
420 static void sig_handler(int sig __maybe_unused
)
425 static size_t hists__fprintf_nr_sample_events(struct perf_report
*rep
,
427 const char *evname
, FILE *fp
)
431 unsigned long nr_samples
= hists
->stats
.nr_events
[PERF_RECORD_SAMPLE
];
432 u64 nr_events
= hists
->stats
.total_period
;
433 struct perf_evsel
*evsel
= hists_to_evsel(hists
);
435 size_t size
= sizeof(buf
);
437 if (perf_evsel__is_group_event(evsel
)) {
438 struct perf_evsel
*pos
;
440 perf_evsel__group_desc(evsel
, buf
, size
);
443 for_each_group_member(pos
, evsel
) {
444 nr_samples
+= pos
->hists
.stats
.nr_events
[PERF_RECORD_SAMPLE
];
445 nr_events
+= pos
->hists
.stats
.total_period
;
449 nr_samples
= convert_unit(nr_samples
, &unit
);
450 ret
= fprintf(fp
, "# Samples: %lu%c", nr_samples
, unit
);
452 ret
+= fprintf(fp
, " of event '%s'", evname
);
455 ret
+= fprintf(fp
, "\n# Total weight : %" PRIu64
, nr_events
);
456 ret
+= fprintf(fp
, "\n# Sort order : %s", sort_order
);
458 ret
+= fprintf(fp
, "\n# Event count (approx.): %" PRIu64
, nr_events
);
459 return ret
+ fprintf(fp
, "\n#\n");
462 static int perf_evlist__tty_browse_hists(struct perf_evlist
*evlist
,
463 struct perf_report
*rep
,
466 struct perf_evsel
*pos
;
468 list_for_each_entry(pos
, &evlist
->entries
, node
) {
469 struct hists
*hists
= &pos
->hists
;
470 const char *evname
= perf_evsel__name(pos
);
472 if (symbol_conf
.event_group
&&
473 !perf_evsel__is_group_leader(pos
))
476 hists__fprintf_nr_sample_events(rep
, hists
, evname
, stdout
);
477 hists__fprintf(hists
, true, 0, 0, rep
->min_percent
, stdout
);
478 fprintf(stdout
, "\n\n");
481 if (sort_order
== default_sort_order
&&
482 parent_pattern
== default_parent_pattern
) {
483 fprintf(stdout
, "#\n# (%s)\n#\n", help
);
485 if (rep
->show_threads
) {
486 bool style
= !strcmp(rep
->pretty_printing_style
, "raw");
487 perf_read_values_display(stdout
, &rep
->show_threads_values
,
489 perf_read_values_destroy(&rep
->show_threads_values
);
496 static int __cmd_report(struct perf_report
*rep
)
500 struct perf_session
*session
= rep
->session
;
501 struct perf_evsel
*pos
;
502 struct map
*kernel_map
;
503 struct kmap
*kernel_kmap
;
504 const char *help
= "For a higher level overview, try: perf report --sort comm,dso";
505 struct ui_progress prog
;
506 struct perf_data_file
*file
= session
->file
;
508 signal(SIGINT
, sig_handler
);
511 ret
= perf_session__cpu_bitmap(session
, rep
->cpu_list
,
517 if (use_browser
<= 0)
518 perf_session__fprintf_info(session
, stdout
, rep
->show_full_info
);
520 if (rep
->show_threads
)
521 perf_read_values_init(&rep
->show_threads_values
);
523 ret
= perf_report__setup_sample_type(rep
);
527 ret
= perf_session__process_events(session
, &rep
->tool
);
531 kernel_map
= session
->machines
.host
.vmlinux_maps
[MAP__FUNCTION
];
532 kernel_kmap
= map__kmap(kernel_map
);
533 if (kernel_map
== NULL
||
534 (kernel_map
->dso
->hit
&&
535 (kernel_kmap
->ref_reloc_sym
== NULL
||
536 kernel_kmap
->ref_reloc_sym
->addr
== 0))) {
538 "As no suitable kallsyms nor vmlinux was found, kernel samples\n"
539 "can't be resolved.";
542 const struct dso
*kdso
= kernel_map
->dso
;
543 if (!RB_EMPTY_ROOT(&kdso
->symbols
[MAP__FUNCTION
])) {
544 desc
= "If some relocation was applied (e.g. "
545 "kexec) symbols may be misresolved.";
550 "Kernel address maps (/proc/{kallsyms,modules}) were restricted.\n\n"
551 "Check /proc/sys/kernel/kptr_restrict before running 'perf record'.\n\n%s\n\n"
552 "Samples in kernel modules can't be resolved as well.\n\n",
557 perf_session__fprintf(session
, stdout
);
560 perf_session__fprintf_dsos(session
, stdout
);
563 perf_session__fprintf_nr_events(session
, stdout
);
568 list_for_each_entry(pos
, &session
->evlist
->entries
, node
)
569 nr_samples
+= pos
->hists
.nr_entries
;
571 ui_progress__init(&prog
, nr_samples
, "Merging related events...");
574 list_for_each_entry(pos
, &session
->evlist
->entries
, node
) {
575 struct hists
*hists
= &pos
->hists
;
578 hists
->symbol_filter_str
= rep
->symbol_filter_str
;
580 hists__collapse_resort(hists
, &prog
);
581 nr_samples
+= hists
->stats
.nr_events
[PERF_RECORD_SAMPLE
];
583 /* Non-group events are considered as leader */
584 if (symbol_conf
.event_group
&&
585 !perf_evsel__is_group_leader(pos
)) {
586 struct hists
*leader_hists
= &pos
->leader
->hists
;
588 hists__match(leader_hists
, hists
);
589 hists__link(leader_hists
, hists
);
592 ui_progress__finish();
597 if (nr_samples
== 0) {
598 ui__error("The %s file has no samples!\n", file
->path
);
602 list_for_each_entry(pos
, &session
->evlist
->entries
, node
)
603 hists__output_resort(&pos
->hists
);
605 if (use_browser
> 0) {
606 if (use_browser
== 1) {
607 ret
= perf_evlist__tui_browse_hists(session
->evlist
,
610 &session
->header
.env
);
612 * Usually "ret" is the last pressed key, and we only
613 * care if the key notifies us to switch data file.
615 if (ret
!= K_SWITCH_INPUT_DATA
)
618 } else if (use_browser
== 2) {
619 int (*hist_browser
)(struct perf_evlist
*,
621 struct hist_browser_timer
*,
624 hist_browser
= dlsym(perf_gtk_handle
,
625 "perf_evlist__gtk_browse_hists");
626 if (hist_browser
== NULL
) {
627 ui__error("GTK browser not found!\n");
630 hist_browser(session
->evlist
, help
, NULL
,
634 perf_evlist__tty_browse_hists(session
->evlist
, rep
, help
);
640 parse_callchain_opt(const struct option
*opt
, const char *arg
, int unset
)
642 struct perf_report
*rep
= (struct perf_report
*)opt
->value
;
650 rep
->dont_use_callchains
= true;
654 symbol_conf
.use_callchain
= true;
659 tok
= strtok((char *)arg
, ",");
663 /* get the output mode */
664 if (!strncmp(tok
, "graph", strlen(arg
)))
665 callchain_param
.mode
= CHAIN_GRAPH_ABS
;
667 else if (!strncmp(tok
, "flat", strlen(arg
)))
668 callchain_param
.mode
= CHAIN_FLAT
;
670 else if (!strncmp(tok
, "fractal", strlen(arg
)))
671 callchain_param
.mode
= CHAIN_GRAPH_REL
;
673 else if (!strncmp(tok
, "none", strlen(arg
))) {
674 callchain_param
.mode
= CHAIN_NONE
;
675 symbol_conf
.use_callchain
= false;
683 /* get the min percentage */
684 tok
= strtok(NULL
, ",");
688 callchain_param
.min_percent
= strtod(tok
, &endptr
);
692 /* get the print limit */
693 tok2
= strtok(NULL
, ",");
697 if (tok2
[0] != 'c') {
698 callchain_param
.print_limit
= strtoul(tok2
, &endptr
, 0);
699 tok2
= strtok(NULL
, ",");
704 /* get the call chain order */
705 if (!strncmp(tok2
, "caller", strlen("caller")))
706 callchain_param
.order
= ORDER_CALLER
;
707 else if (!strncmp(tok2
, "callee", strlen("callee")))
708 callchain_param
.order
= ORDER_CALLEE
;
712 /* Get the sort key */
713 tok2
= strtok(NULL
, ",");
716 if (!strncmp(tok2
, "function", strlen("function")))
717 callchain_param
.key
= CCKEY_FUNCTION
;
718 else if (!strncmp(tok2
, "address", strlen("address")))
719 callchain_param
.key
= CCKEY_ADDRESS
;
723 if (callchain_register_param(&callchain_param
) < 0) {
724 fprintf(stderr
, "Can't register callchain params\n");
731 report_parse_ignore_callees_opt(const struct option
*opt __maybe_unused
,
732 const char *arg
, int unset __maybe_unused
)
735 int err
= regcomp(&ignore_callees_regex
, arg
, REG_EXTENDED
);
738 regerror(err
, &ignore_callees_regex
, buf
, sizeof(buf
));
739 pr_err("Invalid --ignore-callees regex: %s\n%s", arg
, buf
);
742 have_ignore_callees
= 1;
749 parse_branch_mode(const struct option
*opt __maybe_unused
,
750 const char *str __maybe_unused
, int unset
)
752 int *branch_mode
= opt
->value
;
754 *branch_mode
= !unset
;
759 parse_percent_limit(const struct option
*opt
, const char *str
,
760 int unset __maybe_unused
)
762 struct perf_report
*rep
= opt
->value
;
764 rep
->min_percent
= strtof(str
, NULL
);
768 int cmd_report(int argc
, const char **argv
, const char *prefix __maybe_unused
)
770 struct perf_session
*session
;
772 bool has_br_stack
= false;
773 int branch_mode
= -1;
775 char callchain_default_opt
[] = "fractal,0.5,callee";
776 const char * const report_usage
[] = {
777 "perf report [<options>]",
780 struct perf_report report
= {
782 .sample
= process_sample_event
,
783 .mmap
= perf_event__process_mmap
,
784 .mmap2
= perf_event__process_mmap2
,
785 .comm
= perf_event__process_comm
,
786 .exit
= perf_event__process_exit
,
787 .fork
= perf_event__process_fork
,
788 .lost
= perf_event__process_lost
,
789 .read
= process_read_event
,
790 .attr
= perf_event__process_attr
,
791 .tracing_data
= perf_event__process_tracing_data
,
792 .build_id
= perf_event__process_build_id
,
793 .ordered_samples
= true,
794 .ordering_requires_timestamps
= true,
796 .max_stack
= PERF_MAX_STACK_DEPTH
,
797 .pretty_printing_style
= "normal",
799 const struct option options
[] = {
800 OPT_STRING('i', "input", &input_name
, "file",
802 OPT_INCR('v', "verbose", &verbose
,
803 "be more verbose (show symbol address, etc)"),
804 OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace
,
805 "dump raw trace in ASCII"),
806 OPT_STRING('k', "vmlinux", &symbol_conf
.vmlinux_name
,
807 "file", "vmlinux pathname"),
808 OPT_STRING(0, "kallsyms", &symbol_conf
.kallsyms_name
,
809 "file", "kallsyms pathname"),
810 OPT_BOOLEAN('f', "force", &report
.force
, "don't complain, do it"),
811 OPT_BOOLEAN('m', "modules", &symbol_conf
.use_modules
,
812 "load module symbols - WARNING: use only with -k and LIVE kernel"),
813 OPT_BOOLEAN('n', "show-nr-samples", &symbol_conf
.show_nr_samples
,
814 "Show a column with the number of samples"),
815 OPT_BOOLEAN('T', "threads", &report
.show_threads
,
816 "Show per-thread event counters"),
817 OPT_STRING(0, "pretty", &report
.pretty_printing_style
, "key",
818 "pretty printing style key: normal raw"),
819 OPT_BOOLEAN(0, "tui", &report
.use_tui
, "Use the TUI interface"),
820 OPT_BOOLEAN(0, "gtk", &report
.use_gtk
, "Use the GTK2 interface"),
821 OPT_BOOLEAN(0, "stdio", &report
.use_stdio
,
822 "Use the stdio interface"),
823 OPT_STRING('s', "sort", &sort_order
, "key[,key2...]",
824 "sort by key(s): pid, comm, dso, symbol, parent, cpu, srcline,"
825 " dso_to, dso_from, symbol_to, symbol_from, mispredict,"
826 " weight, local_weight, mem, symbol_daddr, dso_daddr, tlb, "
827 "snoop, locked, abort, in_tx, transaction"),
828 OPT_BOOLEAN(0, "showcpuutilization", &symbol_conf
.show_cpu_utilization
,
829 "Show sample percentage for different cpu modes"),
830 OPT_STRING('p', "parent", &parent_pattern
, "regex",
831 "regex filter to identify parent, see: '--sort parent'"),
832 OPT_BOOLEAN('x', "exclude-other", &symbol_conf
.exclude_other
,
833 "Only display entries with parent-match"),
834 OPT_CALLBACK_DEFAULT('g', "call-graph", &report
, "output_type,min_percent[,print_limit],call_order",
835 "Display callchains using output_type (graph, flat, fractal, or none) , min percent threshold, optional print limit, callchain order, key (function or address). "
836 "Default: fractal,0.5,callee,function", &parse_callchain_opt
, callchain_default_opt
),
837 OPT_INTEGER(0, "max-stack", &report
.max_stack
,
838 "Set the maximum stack depth when parsing the callchain, "
839 "anything beyond the specified depth will be ignored. "
840 "Default: " __stringify(PERF_MAX_STACK_DEPTH
)),
841 OPT_BOOLEAN('G', "inverted", &report
.inverted_callchain
,
842 "alias for inverted call graph"),
843 OPT_CALLBACK(0, "ignore-callees", NULL
, "regex",
844 "ignore callees of these functions in call graphs",
845 report_parse_ignore_callees_opt
),
846 OPT_STRING('d', "dsos", &symbol_conf
.dso_list_str
, "dso[,dso...]",
847 "only consider symbols in these dsos"),
848 OPT_STRING('c', "comms", &symbol_conf
.comm_list_str
, "comm[,comm...]",
849 "only consider symbols in these comms"),
850 OPT_STRING('S', "symbols", &symbol_conf
.sym_list_str
, "symbol[,symbol...]",
851 "only consider these symbols"),
852 OPT_STRING(0, "symbol-filter", &report
.symbol_filter_str
, "filter",
853 "only show symbols that (partially) match with this filter"),
854 OPT_STRING('w', "column-widths", &symbol_conf
.col_width_list_str
,
856 "don't try to adjust column width, use these fixed values"),
857 OPT_STRING('t', "field-separator", &symbol_conf
.field_sep
, "separator",
858 "separator for columns, no spaces will be added between "
859 "columns '.' is reserved."),
860 OPT_BOOLEAN('U', "hide-unresolved", &report
.hide_unresolved
,
861 "Only display entries resolved to a symbol"),
862 OPT_STRING(0, "symfs", &symbol_conf
.symfs
, "directory",
863 "Look for files with symbols relative to this directory"),
864 OPT_STRING('C', "cpu", &report
.cpu_list
, "cpu",
865 "list of cpus to profile"),
866 OPT_BOOLEAN('I', "show-info", &report
.show_full_info
,
867 "Display extended information about perf.data file"),
868 OPT_BOOLEAN(0, "source", &symbol_conf
.annotate_src
,
869 "Interleave source code with assembly code (default)"),
870 OPT_BOOLEAN(0, "asm-raw", &symbol_conf
.annotate_asm_raw
,
871 "Display raw encoding of assembly instructions (default)"),
872 OPT_STRING('M', "disassembler-style", &disassembler_style
, "disassembler style",
873 "Specify disassembler style (e.g. -M intel for intel syntax)"),
874 OPT_BOOLEAN(0, "show-total-period", &symbol_conf
.show_total_period
,
875 "Show a column with the sum of periods"),
876 OPT_BOOLEAN(0, "group", &symbol_conf
.event_group
,
877 "Show event group information together"),
878 OPT_CALLBACK_NOOPT('b', "branch-stack", &branch_mode
, "",
879 "use branch records for histogram filling", parse_branch_mode
),
880 OPT_STRING(0, "objdump", &objdump_path
, "path",
881 "objdump binary to use for disassembly and annotations"),
882 OPT_BOOLEAN(0, "demangle", &symbol_conf
.demangle
,
883 "Disable symbol demangling"),
884 OPT_BOOLEAN(0, "mem-mode", &report
.mem_mode
, "mem access profile"),
885 OPT_CALLBACK(0, "percent-limit", &report
, "percent",
886 "Don't show entries under that percent", parse_percent_limit
),
889 struct perf_data_file file
= {
890 .mode
= PERF_DATA_MODE_READ
,
893 perf_config(perf_report_config
, &report
);
895 argc
= parse_options(argc
, argv
, options
, report_usage
, 0);
897 if (report
.use_stdio
)
899 else if (report
.use_tui
)
901 else if (report
.use_gtk
)
904 if (report
.inverted_callchain
)
905 callchain_param
.order
= ORDER_CALLER
;
907 if (!input_name
|| !strlen(input_name
)) {
908 if (!fstat(STDIN_FILENO
, &st
) && S_ISFIFO(st
.st_mode
))
911 input_name
= "perf.data";
914 file
.path
= input_name
;
915 file
.force
= report
.force
;
918 session
= perf_session__new(&file
, false, &report
.tool
);
922 report
.session
= session
;
924 has_br_stack
= perf_header__has_feat(&session
->header
,
925 HEADER_BRANCH_STACK
);
927 if (branch_mode
== -1 && has_br_stack
)
928 sort__mode
= SORT_MODE__BRANCH
;
930 /* sort__mode could be NORMAL if --no-branch-stack */
931 if (sort__mode
== SORT_MODE__BRANCH
) {
933 * if no sort_order is provided, then specify
934 * branch-mode specific order
936 if (sort_order
== default_sort_order
)
937 sort_order
= "comm,dso_from,symbol_from,"
941 if (report
.mem_mode
) {
942 if (sort__mode
== SORT_MODE__BRANCH
) {
943 fprintf(stderr
, "branch and mem mode incompatible\n");
946 sort__mode
= SORT_MODE__MEMORY
;
949 * if no sort_order is provided, then specify
950 * branch-mode specific order
952 if (sort_order
== default_sort_order
)
953 sort_order
= "local_weight,mem,sym,dso,symbol_daddr,dso_daddr,snoop,tlb,locked";
956 if (setup_sorting() < 0) {
957 parse_options_usage(report_usage
, options
, "s", 1);
961 if (parent_pattern
!= default_parent_pattern
) {
962 if (sort_dimension__add("parent") < 0)
966 if (strcmp(input_name
, "-") != 0)
974 * Only in the TUI browser we are doing integrated annotation,
975 * so don't allocate extra space that won't be used in the stdio
978 if (use_browser
== 1 && sort__has_sym
) {
979 symbol_conf
.priv_size
= sizeof(struct annotation
);
980 machines__set_symbol_filter(&session
->machines
,
981 symbol__annotate_init
);
983 * For searching by name on the "Browse map details".
984 * providing it only in verbose mode not to bloat too
985 * much struct symbol.
989 * XXX: Need to provide a less kludgy way to ask for
990 * more space per symbol, the u32 is for the index on
992 * See symbol__browser_index.
994 symbol_conf
.priv_size
+= sizeof(u32
);
995 symbol_conf
.sort_by_name
= true;
999 if (symbol__init() < 0)
1004 * Special case: if there's an argument left then assume that
1005 * it's a symbol filter:
1008 usage_with_options(report_usage
, options
);
1010 report
.symbol_filter_str
= argv
[0];
1013 sort__setup_elide(stdout
);
1015 ret
= __cmd_report(&report
);
1016 if (ret
== K_SWITCH_INPUT_DATA
) {
1017 perf_session__delete(session
);
1023 perf_session__delete(session
);