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 "arch/common.h"
38 #include <linux/bitmap.h>
41 struct perf_tool tool
;
42 struct perf_session
*session
;
43 bool force
, use_tui
, use_gtk
, use_stdio
;
45 bool dont_use_callchains
;
48 bool inverted_callchain
;
50 struct perf_read_values show_threads_values
;
51 const char *pretty_printing_style
;
52 symbol_filter_t annotate_init
;
54 const char *symbol_filter_str
;
55 DECLARE_BITMAP(cpu_bitmap
, MAX_NR_CPUS
);
58 static int perf_report_config(const char *var
, const char *value
, void *cb
)
60 if (!strcmp(var
, "report.group")) {
61 symbol_conf
.event_group
= perf_config_bool(var
, value
);
65 return perf_default_config(var
, value
, cb
);
68 static int perf_report__add_mem_hist_entry(struct perf_tool
*tool
,
69 struct addr_location
*al
,
70 struct perf_sample
*sample
,
71 struct perf_evsel
*evsel
,
72 struct machine
*machine
,
73 union perf_event
*event
)
75 struct perf_report
*rep
= container_of(tool
, struct perf_report
, tool
);
76 struct symbol
*parent
= NULL
;
77 u8 cpumode
= event
->header
.misc
& PERF_RECORD_MISC_CPUMODE_MASK
;
79 struct hist_entry
*he
;
80 struct mem_info
*mi
, *mx
;
83 if ((sort__has_parent
|| symbol_conf
.use_callchain
) &&
85 err
= machine__resolve_callchain(machine
, evsel
, al
->thread
,
91 mi
= machine__resolve_mem(machine
, al
->thread
, sample
, cpumode
);
95 if (rep
->hide_unresolved
&& !al
->sym
)
98 cost
= sample
->weight
;
103 * must pass period=weight in order to get the correct
104 * sorting from hists__collapse_resort() which is solely
105 * based on periods. We want sorting be done on nr_events * weight
106 * and this is indirectly achieved by passing period=weight here
107 * and the he_stat__add_period() function.
109 he
= __hists__add_mem_entry(&evsel
->hists
, al
, parent
, mi
, cost
, cost
);
114 * In the TUI browser, we are doing integrated annotation,
115 * so we don't allocate the extra space needed because the stdio
116 * code will not use it.
118 if (sort__has_sym
&& he
->ms
.sym
&& use_browser
> 0) {
119 struct annotation
*notes
= symbol__annotation(he
->ms
.sym
);
121 assert(evsel
!= NULL
);
123 if (notes
->src
== NULL
&& symbol__alloc_hist(he
->ms
.sym
) < 0)
126 err
= hist_entry__inc_addr_samples(he
, evsel
->idx
, al
->addr
);
131 if (sort__has_sym
&& he
->mem_info
->daddr
.sym
&& use_browser
> 0) {
132 struct annotation
*notes
;
136 notes
= symbol__annotation(mx
->daddr
.sym
);
137 if (notes
->src
== NULL
&& symbol__alloc_hist(mx
->daddr
.sym
) < 0)
140 err
= symbol__inc_addr_samples(mx
->daddr
.sym
,
148 evsel
->hists
.stats
.total_period
+= cost
;
149 hists__inc_nr_events(&evsel
->hists
, PERF_RECORD_SAMPLE
);
152 if (symbol_conf
.use_callchain
) {
153 err
= callchain_append(he
->callchain
,
161 static int perf_report__add_branch_hist_entry(struct perf_tool
*tool
,
162 struct addr_location
*al
,
163 struct perf_sample
*sample
,
164 struct perf_evsel
*evsel
,
165 struct machine
*machine
)
167 struct perf_report
*rep
= container_of(tool
, struct perf_report
, tool
);
168 struct symbol
*parent
= NULL
;
171 struct hist_entry
*he
;
172 struct branch_info
*bi
, *bx
;
174 if ((sort__has_parent
|| symbol_conf
.use_callchain
)
175 && sample
->callchain
) {
176 err
= machine__resolve_callchain(machine
, evsel
, al
->thread
,
182 bi
= machine__resolve_bstack(machine
, al
->thread
,
183 sample
->branch_stack
);
187 for (i
= 0; i
< sample
->branch_stack
->nr
; i
++) {
188 if (rep
->hide_unresolved
&& !(bi
[i
].from
.sym
&& bi
[i
].to
.sym
))
194 * The report shows the percentage of total branches captured
195 * and not events sampled. Thus we use a pseudo period of 1.
197 he
= __hists__add_branch_entry(&evsel
->hists
, al
, parent
,
200 struct annotation
*notes
;
201 bx
= he
->branch_info
;
202 if (bx
->from
.sym
&& use_browser
== 1 && sort__has_sym
) {
203 notes
= symbol__annotation(bx
->from
.sym
);
205 && symbol__alloc_hist(bx
->from
.sym
) < 0)
208 err
= symbol__inc_addr_samples(bx
->from
.sym
,
216 if (bx
->to
.sym
&& use_browser
== 1 && sort__has_sym
) {
217 notes
= symbol__annotation(bx
->to
.sym
);
219 && symbol__alloc_hist(bx
->to
.sym
) < 0)
222 err
= symbol__inc_addr_samples(bx
->to
.sym
,
229 evsel
->hists
.stats
.total_period
+= 1;
230 hists__inc_nr_events(&evsel
->hists
, PERF_RECORD_SAMPLE
);
240 static int perf_evsel__add_hist_entry(struct perf_evsel
*evsel
,
241 struct addr_location
*al
,
242 struct perf_sample
*sample
,
243 struct machine
*machine
)
245 struct symbol
*parent
= NULL
;
247 struct hist_entry
*he
;
249 if ((sort__has_parent
|| symbol_conf
.use_callchain
) && sample
->callchain
) {
250 err
= machine__resolve_callchain(machine
, evsel
, al
->thread
,
256 he
= __hists__add_entry(&evsel
->hists
, al
, parent
, sample
->period
,
261 if (symbol_conf
.use_callchain
) {
262 err
= callchain_append(he
->callchain
,
269 * Only in the TUI browser we are doing integrated annotation,
270 * so we don't allocated the extra space needed because the stdio
271 * code will not use it.
273 if (he
->ms
.sym
!= NULL
&& use_browser
== 1 && sort__has_sym
) {
274 struct annotation
*notes
= symbol__annotation(he
->ms
.sym
);
276 assert(evsel
!= NULL
);
279 if (notes
->src
== NULL
&& symbol__alloc_hist(he
->ms
.sym
) < 0)
282 err
= hist_entry__inc_addr_samples(he
, evsel
->idx
, al
->addr
);
285 evsel
->hists
.stats
.total_period
+= sample
->period
;
286 hists__inc_nr_events(&evsel
->hists
, PERF_RECORD_SAMPLE
);
292 static int process_sample_event(struct perf_tool
*tool
,
293 union perf_event
*event
,
294 struct perf_sample
*sample
,
295 struct perf_evsel
*evsel
,
296 struct machine
*machine
)
298 struct perf_report
*rep
= container_of(tool
, struct perf_report
, tool
);
299 struct addr_location al
;
301 if (perf_event__preprocess_sample(event
, machine
, &al
, sample
,
302 rep
->annotate_init
) < 0) {
303 fprintf(stderr
, "problem processing %d event, skipping it.\n",
308 if (al
.filtered
|| (rep
->hide_unresolved
&& al
.sym
== NULL
))
311 if (rep
->cpu_list
&& !test_bit(sample
->cpu
, rep
->cpu_bitmap
))
314 if (sort__mode
== SORT_MODE__BRANCH
) {
315 if (perf_report__add_branch_hist_entry(tool
, &al
, sample
,
317 pr_debug("problem adding lbr entry, skipping event\n");
320 } else if (rep
->mem_mode
== 1) {
321 if (perf_report__add_mem_hist_entry(tool
, &al
, sample
,
322 evsel
, machine
, event
)) {
323 pr_debug("problem adding mem entry, skipping event\n");
328 al
.map
->dso
->hit
= 1;
330 if (perf_evsel__add_hist_entry(evsel
, &al
, sample
, machine
)) {
331 pr_debug("problem incrementing symbol period, skipping event\n");
338 static int process_read_event(struct perf_tool
*tool
,
339 union perf_event
*event
,
340 struct perf_sample
*sample __maybe_unused
,
341 struct perf_evsel
*evsel
,
342 struct machine
*machine __maybe_unused
)
344 struct perf_report
*rep
= container_of(tool
, struct perf_report
, tool
);
346 if (rep
->show_threads
) {
347 const char *name
= evsel
? perf_evsel__name(evsel
) : "unknown";
348 perf_read_values_add_value(&rep
->show_threads_values
,
349 event
->read
.pid
, event
->read
.tid
,
355 dump_printf(": %d %d %s %" PRIu64
"\n", event
->read
.pid
, event
->read
.tid
,
356 evsel
? perf_evsel__name(evsel
) : "FAIL",
362 /* For pipe mode, sample_type is not currently set */
363 static int perf_report__setup_sample_type(struct perf_report
*rep
)
365 struct perf_session
*self
= rep
->session
;
366 u64 sample_type
= perf_evlist__sample_type(self
->evlist
);
368 if (!self
->fd_pipe
&& !(sample_type
& PERF_SAMPLE_CALLCHAIN
)) {
369 if (sort__has_parent
) {
370 ui__error("Selected --sort parent, but no "
371 "callchain data. Did you call "
372 "'perf record' without -g?\n");
375 if (symbol_conf
.use_callchain
) {
376 ui__error("Selected -g but no callchain data. Did "
377 "you call 'perf record' without -g?\n");
380 } else if (!rep
->dont_use_callchains
&&
381 callchain_param
.mode
!= CHAIN_NONE
&&
382 !symbol_conf
.use_callchain
) {
383 symbol_conf
.use_callchain
= true;
384 if (callchain_register_param(&callchain_param
) < 0) {
385 ui__error("Can't register callchain params.\n");
390 if (sort__mode
== SORT_MODE__BRANCH
) {
391 if (!self
->fd_pipe
&&
392 !(sample_type
& PERF_SAMPLE_BRANCH_STACK
)) {
393 ui__error("Selected -b but no branch data. "
394 "Did you call perf record without -b?\n");
402 extern volatile int session_done
;
404 static void sig_handler(int sig __maybe_unused
)
409 static size_t hists__fprintf_nr_sample_events(struct perf_report
*rep
,
411 const char *evname
, FILE *fp
)
415 unsigned long nr_samples
= self
->stats
.nr_events
[PERF_RECORD_SAMPLE
];
416 u64 nr_events
= self
->stats
.total_period
;
417 struct perf_evsel
*evsel
= hists_to_evsel(self
);
419 size_t size
= sizeof(buf
);
421 if (perf_evsel__is_group_event(evsel
)) {
422 struct perf_evsel
*pos
;
424 perf_evsel__group_desc(evsel
, buf
, size
);
427 for_each_group_member(pos
, evsel
) {
428 nr_samples
+= pos
->hists
.stats
.nr_events
[PERF_RECORD_SAMPLE
];
429 nr_events
+= pos
->hists
.stats
.total_period
;
433 nr_samples
= convert_unit(nr_samples
, &unit
);
434 ret
= fprintf(fp
, "# Samples: %lu%c", nr_samples
, unit
);
436 ret
+= fprintf(fp
, " of event '%s'", evname
);
439 ret
+= fprintf(fp
, "\n# Total weight : %" PRIu64
, nr_events
);
440 ret
+= fprintf(fp
, "\n# Sort order : %s", sort_order
);
442 ret
+= fprintf(fp
, "\n# Event count (approx.): %" PRIu64
, nr_events
);
443 return ret
+ fprintf(fp
, "\n#\n");
446 static int perf_evlist__tty_browse_hists(struct perf_evlist
*evlist
,
447 struct perf_report
*rep
,
450 struct perf_evsel
*pos
;
452 list_for_each_entry(pos
, &evlist
->entries
, node
) {
453 struct hists
*hists
= &pos
->hists
;
454 const char *evname
= perf_evsel__name(pos
);
456 if (symbol_conf
.event_group
&&
457 !perf_evsel__is_group_leader(pos
))
460 hists__fprintf_nr_sample_events(rep
, hists
, evname
, stdout
);
461 hists__fprintf(hists
, true, 0, 0, stdout
);
462 fprintf(stdout
, "\n\n");
465 if (sort_order
== default_sort_order
&&
466 parent_pattern
== default_parent_pattern
) {
467 fprintf(stdout
, "#\n# (%s)\n#\n", help
);
469 if (rep
->show_threads
) {
470 bool style
= !strcmp(rep
->pretty_printing_style
, "raw");
471 perf_read_values_display(stdout
, &rep
->show_threads_values
,
473 perf_read_values_destroy(&rep
->show_threads_values
);
480 static int __cmd_report(struct perf_report
*rep
)
484 struct perf_session
*session
= rep
->session
;
485 struct perf_evsel
*pos
;
486 struct map
*kernel_map
;
487 struct kmap
*kernel_kmap
;
488 const char *help
= "For a higher level overview, try: perf report --sort comm,dso";
490 signal(SIGINT
, sig_handler
);
493 ret
= perf_session__cpu_bitmap(session
, rep
->cpu_list
,
499 if (use_browser
<= 0)
500 perf_session__fprintf_info(session
, stdout
, rep
->show_full_info
);
502 if (rep
->show_threads
)
503 perf_read_values_init(&rep
->show_threads_values
);
505 ret
= perf_report__setup_sample_type(rep
);
509 ret
= perf_session__process_events(session
, &rep
->tool
);
513 kernel_map
= session
->machines
.host
.vmlinux_maps
[MAP__FUNCTION
];
514 kernel_kmap
= map__kmap(kernel_map
);
515 if (kernel_map
== NULL
||
516 (kernel_map
->dso
->hit
&&
517 (kernel_kmap
->ref_reloc_sym
== NULL
||
518 kernel_kmap
->ref_reloc_sym
->addr
== 0))) {
520 "As no suitable kallsyms nor vmlinux was found, kernel samples\n"
521 "can't be resolved.";
524 const struct dso
*kdso
= kernel_map
->dso
;
525 if (!RB_EMPTY_ROOT(&kdso
->symbols
[MAP__FUNCTION
])) {
526 desc
= "If some relocation was applied (e.g. "
527 "kexec) symbols may be misresolved.";
532 "Kernel address maps (/proc/{kallsyms,modules}) were restricted.\n\n"
533 "Check /proc/sys/kernel/kptr_restrict before running 'perf record'.\n\n%s\n\n"
534 "Samples in kernel modules can't be resolved as well.\n\n",
539 perf_session__fprintf(session
, stdout
);
542 perf_session__fprintf_dsos(session
, stdout
);
545 perf_session__fprintf_nr_events(session
, stdout
);
550 list_for_each_entry(pos
, &session
->evlist
->entries
, node
) {
551 struct hists
*hists
= &pos
->hists
;
554 hists
->symbol_filter_str
= rep
->symbol_filter_str
;
556 hists__collapse_resort(hists
);
557 nr_samples
+= hists
->stats
.nr_events
[PERF_RECORD_SAMPLE
];
559 /* Non-group events are considered as leader */
560 if (symbol_conf
.event_group
&&
561 !perf_evsel__is_group_leader(pos
)) {
562 struct hists
*leader_hists
= &pos
->leader
->hists
;
564 hists__match(leader_hists
, hists
);
565 hists__link(leader_hists
, hists
);
569 if (nr_samples
== 0) {
570 ui__error("The %s file has no samples!\n", session
->filename
);
574 list_for_each_entry(pos
, &session
->evlist
->entries
, node
)
575 hists__output_resort(&pos
->hists
);
577 if (use_browser
> 0) {
578 if (use_browser
== 1) {
579 ret
= perf_evlist__tui_browse_hists(session
->evlist
,
582 &session
->header
.env
);
584 * Usually "ret" is the last pressed key, and we only
585 * care if the key notifies us to switch data file.
587 if (ret
!= K_SWITCH_INPUT_DATA
)
590 } else if (use_browser
== 2) {
591 perf_evlist__gtk_browse_hists(session
->evlist
, help
,
595 perf_evlist__tty_browse_hists(session
->evlist
, rep
, help
);
599 * Speed up the exit process, for large files this can
600 * take quite a while.
602 * XXX Enable this when using valgrind or if we ever
603 * librarize this command.
605 * Also experiment with obstacks to see how much speed
608 * perf_session__delete(session);
614 parse_callchain_opt(const struct option
*opt
, const char *arg
, int unset
)
616 struct perf_report
*rep
= (struct perf_report
*)opt
->value
;
624 rep
->dont_use_callchains
= true;
628 symbol_conf
.use_callchain
= true;
633 tok
= strtok((char *)arg
, ",");
637 /* get the output mode */
638 if (!strncmp(tok
, "graph", strlen(arg
)))
639 callchain_param
.mode
= CHAIN_GRAPH_ABS
;
641 else if (!strncmp(tok
, "flat", strlen(arg
)))
642 callchain_param
.mode
= CHAIN_FLAT
;
644 else if (!strncmp(tok
, "fractal", strlen(arg
)))
645 callchain_param
.mode
= CHAIN_GRAPH_REL
;
647 else if (!strncmp(tok
, "none", strlen(arg
))) {
648 callchain_param
.mode
= CHAIN_NONE
;
649 symbol_conf
.use_callchain
= false;
657 /* get the min percentage */
658 tok
= strtok(NULL
, ",");
662 callchain_param
.min_percent
= strtod(tok
, &endptr
);
666 /* get the print limit */
667 tok2
= strtok(NULL
, ",");
671 if (tok2
[0] != 'c') {
672 callchain_param
.print_limit
= strtoul(tok2
, &endptr
, 0);
673 tok2
= strtok(NULL
, ",");
678 /* get the call chain order */
679 if (!strcmp(tok2
, "caller"))
680 callchain_param
.order
= ORDER_CALLER
;
681 else if (!strcmp(tok2
, "callee"))
682 callchain_param
.order
= ORDER_CALLEE
;
686 if (callchain_register_param(&callchain_param
) < 0) {
687 fprintf(stderr
, "Can't register callchain params\n");
694 parse_branch_mode(const struct option
*opt __maybe_unused
,
695 const char *str __maybe_unused
, int unset
)
697 int *branch_mode
= opt
->value
;
699 *branch_mode
= !unset
;
703 int cmd_report(int argc
, const char **argv
, const char *prefix __maybe_unused
)
705 struct perf_session
*session
;
707 bool has_br_stack
= false;
708 int branch_mode
= -1;
710 char callchain_default_opt
[] = "fractal,0.5,callee";
711 const char * const report_usage
[] = {
712 "perf report [<options>]",
715 struct perf_report report
= {
717 .sample
= process_sample_event
,
718 .mmap
= perf_event__process_mmap
,
719 .comm
= perf_event__process_comm
,
720 .exit
= perf_event__process_exit
,
721 .fork
= perf_event__process_fork
,
722 .lost
= perf_event__process_lost
,
723 .read
= process_read_event
,
724 .attr
= perf_event__process_attr
,
725 .event_type
= perf_event__process_event_type
,
726 .tracing_data
= perf_event__process_tracing_data
,
727 .build_id
= perf_event__process_build_id
,
728 .ordered_samples
= true,
729 .ordering_requires_timestamps
= true,
731 .pretty_printing_style
= "normal",
733 const struct option options
[] = {
734 OPT_STRING('i', "input", &input_name
, "file",
736 OPT_INCR('v', "verbose", &verbose
,
737 "be more verbose (show symbol address, etc)"),
738 OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace
,
739 "dump raw trace in ASCII"),
740 OPT_STRING('k', "vmlinux", &symbol_conf
.vmlinux_name
,
741 "file", "vmlinux pathname"),
742 OPT_STRING(0, "kallsyms", &symbol_conf
.kallsyms_name
,
743 "file", "kallsyms pathname"),
744 OPT_BOOLEAN('f', "force", &report
.force
, "don't complain, do it"),
745 OPT_BOOLEAN('m', "modules", &symbol_conf
.use_modules
,
746 "load module symbols - WARNING: use only with -k and LIVE kernel"),
747 OPT_BOOLEAN('n', "show-nr-samples", &symbol_conf
.show_nr_samples
,
748 "Show a column with the number of samples"),
749 OPT_BOOLEAN('T', "threads", &report
.show_threads
,
750 "Show per-thread event counters"),
751 OPT_STRING(0, "pretty", &report
.pretty_printing_style
, "key",
752 "pretty printing style key: normal raw"),
753 OPT_BOOLEAN(0, "tui", &report
.use_tui
, "Use the TUI interface"),
754 OPT_BOOLEAN(0, "gtk", &report
.use_gtk
, "Use the GTK2 interface"),
755 OPT_BOOLEAN(0, "stdio", &report
.use_stdio
,
756 "Use the stdio interface"),
757 OPT_STRING('s', "sort", &sort_order
, "key[,key2...]",
758 "sort by key(s): pid, comm, dso, symbol, parent, cpu, srcline,"
759 " dso_to, dso_from, symbol_to, symbol_from, mispredict,"
760 " weight, local_weight, mem, symbol_daddr, dso_daddr, tlb, "
762 OPT_BOOLEAN(0, "showcpuutilization", &symbol_conf
.show_cpu_utilization
,
763 "Show sample percentage for different cpu modes"),
764 OPT_STRING('p', "parent", &parent_pattern
, "regex",
765 "regex filter to identify parent, see: '--sort parent'"),
766 OPT_BOOLEAN('x', "exclude-other", &symbol_conf
.exclude_other
,
767 "Only display entries with parent-match"),
768 OPT_CALLBACK_DEFAULT('g', "call-graph", &report
, "output_type,min_percent[,print_limit],call_order",
769 "Display callchains using output_type (graph, flat, fractal, or none) , min percent threshold, optional print limit and callchain order. "
770 "Default: fractal,0.5,callee", &parse_callchain_opt
, callchain_default_opt
),
771 OPT_BOOLEAN('G', "inverted", &report
.inverted_callchain
,
772 "alias for inverted call graph"),
773 OPT_STRING('d', "dsos", &symbol_conf
.dso_list_str
, "dso[,dso...]",
774 "only consider symbols in these dsos"),
775 OPT_STRING('c', "comms", &symbol_conf
.comm_list_str
, "comm[,comm...]",
776 "only consider symbols in these comms"),
777 OPT_STRING('S', "symbols", &symbol_conf
.sym_list_str
, "symbol[,symbol...]",
778 "only consider these symbols"),
779 OPT_STRING(0, "symbol-filter", &report
.symbol_filter_str
, "filter",
780 "only show symbols that (partially) match with this filter"),
781 OPT_STRING('w', "column-widths", &symbol_conf
.col_width_list_str
,
783 "don't try to adjust column width, use these fixed values"),
784 OPT_STRING('t', "field-separator", &symbol_conf
.field_sep
, "separator",
785 "separator for columns, no spaces will be added between "
786 "columns '.' is reserved."),
787 OPT_BOOLEAN('U', "hide-unresolved", &report
.hide_unresolved
,
788 "Only display entries resolved to a symbol"),
789 OPT_STRING(0, "symfs", &symbol_conf
.symfs
, "directory",
790 "Look for files with symbols relative to this directory"),
791 OPT_STRING('C', "cpu", &report
.cpu_list
, "cpu",
792 "list of cpus to profile"),
793 OPT_BOOLEAN('I', "show-info", &report
.show_full_info
,
794 "Display extended information about perf.data file"),
795 OPT_BOOLEAN(0, "source", &symbol_conf
.annotate_src
,
796 "Interleave source code with assembly code (default)"),
797 OPT_BOOLEAN(0, "asm-raw", &symbol_conf
.annotate_asm_raw
,
798 "Display raw encoding of assembly instructions (default)"),
799 OPT_STRING('M', "disassembler-style", &disassembler_style
, "disassembler style",
800 "Specify disassembler style (e.g. -M intel for intel syntax)"),
801 OPT_BOOLEAN(0, "show-total-period", &symbol_conf
.show_total_period
,
802 "Show a column with the sum of periods"),
803 OPT_BOOLEAN(0, "group", &symbol_conf
.event_group
,
804 "Show event group information together"),
805 OPT_CALLBACK_NOOPT('b', "branch-stack", &branch_mode
, "",
806 "use branch records for histogram filling", parse_branch_mode
),
807 OPT_STRING(0, "objdump", &objdump_path
, "path",
808 "objdump binary to use for disassembly and annotations"),
809 OPT_BOOLEAN(0, "demangle", &symbol_conf
.demangle
,
810 "Disable symbol demangling"),
811 OPT_BOOLEAN(0, "mem-mode", &report
.mem_mode
, "mem access profile"),
815 perf_config(perf_report_config
, NULL
);
817 argc
= parse_options(argc
, argv
, options
, report_usage
, 0);
819 if (report
.use_stdio
)
821 else if (report
.use_tui
)
823 else if (report
.use_gtk
)
826 if (report
.inverted_callchain
)
827 callchain_param
.order
= ORDER_CALLER
;
829 if (!input_name
|| !strlen(input_name
)) {
830 if (!fstat(STDIN_FILENO
, &st
) && S_ISFIFO(st
.st_mode
))
833 input_name
= "perf.data";
836 if (strcmp(input_name
, "-") != 0)
840 perf_hpp__column_enable(PERF_HPP__OVERHEAD
);
845 session
= perf_session__new(input_name
, O_RDONLY
,
846 report
.force
, false, &report
.tool
);
850 report
.session
= session
;
852 has_br_stack
= perf_header__has_feat(&session
->header
,
853 HEADER_BRANCH_STACK
);
855 if (branch_mode
== -1 && has_br_stack
)
856 sort__mode
= SORT_MODE__BRANCH
;
858 /* sort__mode could be NORMAL if --no-branch-stack */
859 if (sort__mode
== SORT_MODE__BRANCH
) {
861 * if no sort_order is provided, then specify
862 * branch-mode specific order
864 if (sort_order
== default_sort_order
)
865 sort_order
= "comm,dso_from,symbol_from,"
869 if (report
.mem_mode
) {
870 if (sort__mode
== SORT_MODE__BRANCH
) {
871 fprintf(stderr
, "branch and mem mode incompatible\n");
874 sort__mode
= SORT_MODE__MEMORY
;
877 * if no sort_order is provided, then specify
878 * branch-mode specific order
880 if (sort_order
== default_sort_order
)
881 sort_order
= "local_weight,mem,sym,dso,symbol_daddr,dso_daddr,snoop,tlb,locked";
884 if (setup_sorting() < 0)
885 usage_with_options(report_usage
, options
);
888 * Only in the TUI browser we are doing integrated annotation,
889 * so don't allocate extra space that won't be used in the stdio
892 if (use_browser
== 1 && sort__has_sym
) {
893 symbol_conf
.priv_size
= sizeof(struct annotation
);
894 report
.annotate_init
= symbol__annotate_init
;
896 * For searching by name on the "Browse map details".
897 * providing it only in verbose mode not to bloat too
898 * much struct symbol.
902 * XXX: Need to provide a less kludgy way to ask for
903 * more space per symbol, the u32 is for the index on
905 * See symbol__browser_index.
907 symbol_conf
.priv_size
+= sizeof(u32
);
908 symbol_conf
.sort_by_name
= true;
912 if (symbol__init() < 0)
915 if (parent_pattern
!= default_parent_pattern
) {
916 if (sort_dimension__add("parent") < 0)
920 * Only show the parent fields if we explicitly
921 * sort that way. If we only use parent machinery
922 * for filtering, we don't want it.
924 if (!strstr(sort_order
, "parent"))
925 sort_parent
.elide
= 1;
927 symbol_conf
.exclude_other
= false;
931 * Special case: if there's an argument left then assume that
932 * it's a symbol filter:
935 usage_with_options(report_usage
, options
);
937 report
.symbol_filter_str
= argv
[0];
940 sort_entry__setup_elide(&sort_comm
, symbol_conf
.comm_list
, "comm", stdout
);
942 if (sort__mode
== SORT_MODE__BRANCH
) {
943 sort_entry__setup_elide(&sort_dso_from
, symbol_conf
.dso_from_list
, "dso_from", stdout
);
944 sort_entry__setup_elide(&sort_dso_to
, symbol_conf
.dso_to_list
, "dso_to", stdout
);
945 sort_entry__setup_elide(&sort_sym_from
, symbol_conf
.sym_from_list
, "sym_from", stdout
);
946 sort_entry__setup_elide(&sort_sym_to
, symbol_conf
.sym_to_list
, "sym_to", stdout
);
948 if (report
.mem_mode
) {
949 sort_entry__setup_elide(&sort_dso
, symbol_conf
.dso_list
, "symbol_daddr", stdout
);
950 sort_entry__setup_elide(&sort_dso
, symbol_conf
.dso_list
, "dso_daddr", stdout
);
951 sort_entry__setup_elide(&sort_dso
, symbol_conf
.dso_list
, "mem", stdout
);
952 sort_entry__setup_elide(&sort_dso
, symbol_conf
.dso_list
, "local_weight", stdout
);
953 sort_entry__setup_elide(&sort_dso
, symbol_conf
.dso_list
, "tlb", stdout
);
954 sort_entry__setup_elide(&sort_dso
, symbol_conf
.dso_list
, "snoop", stdout
);
956 sort_entry__setup_elide(&sort_dso
, symbol_conf
.dso_list
, "dso", stdout
);
957 sort_entry__setup_elide(&sort_sym
, symbol_conf
.sym_list
, "symbol", stdout
);
960 ret
= __cmd_report(&report
);
961 if (ret
== K_SWITCH_INPUT_DATA
) {
962 perf_session__delete(session
);
968 perf_session__delete(session
);