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
))
191 * The report shows the percentage of total branches captured
192 * and not events sampled. Thus we use a pseudo period of 1.
194 he
= __hists__add_branch_entry(&evsel
->hists
, al
, parent
,
197 struct annotation
*notes
;
199 bx
= he
->branch_info
;
200 if (bx
->from
.sym
&& use_browser
== 1 && sort__has_sym
) {
201 notes
= symbol__annotation(bx
->from
.sym
);
203 && symbol__alloc_hist(bx
->from
.sym
) < 0)
206 err
= symbol__inc_addr_samples(bx
->from
.sym
,
214 if (bx
->to
.sym
&& use_browser
== 1 && sort__has_sym
) {
215 notes
= symbol__annotation(bx
->to
.sym
);
217 && symbol__alloc_hist(bx
->to
.sym
) < 0)
220 err
= symbol__inc_addr_samples(bx
->to
.sym
,
227 evsel
->hists
.stats
.total_period
+= 1;
228 hists__inc_nr_events(&evsel
->hists
, PERF_RECORD_SAMPLE
);
237 static int perf_evsel__add_hist_entry(struct perf_evsel
*evsel
,
238 struct addr_location
*al
,
239 struct perf_sample
*sample
,
240 struct machine
*machine
)
242 struct symbol
*parent
= NULL
;
244 struct hist_entry
*he
;
246 if ((sort__has_parent
|| symbol_conf
.use_callchain
) && sample
->callchain
) {
247 err
= machine__resolve_callchain(machine
, evsel
, al
->thread
,
253 he
= __hists__add_entry(&evsel
->hists
, al
, parent
, sample
->period
,
258 if (symbol_conf
.use_callchain
) {
259 err
= callchain_append(he
->callchain
,
266 * Only in the TUI browser we are doing integrated annotation,
267 * so we don't allocated the extra space needed because the stdio
268 * code will not use it.
270 if (he
->ms
.sym
!= NULL
&& use_browser
== 1 && sort__has_sym
) {
271 struct annotation
*notes
= symbol__annotation(he
->ms
.sym
);
273 assert(evsel
!= NULL
);
276 if (notes
->src
== NULL
&& symbol__alloc_hist(he
->ms
.sym
) < 0)
279 err
= hist_entry__inc_addr_samples(he
, evsel
->idx
, al
->addr
);
282 evsel
->hists
.stats
.total_period
+= sample
->period
;
283 hists__inc_nr_events(&evsel
->hists
, PERF_RECORD_SAMPLE
);
289 static int process_sample_event(struct perf_tool
*tool
,
290 union perf_event
*event
,
291 struct perf_sample
*sample
,
292 struct perf_evsel
*evsel
,
293 struct machine
*machine
)
295 struct perf_report
*rep
= container_of(tool
, struct perf_report
, tool
);
296 struct addr_location al
;
298 if (perf_event__preprocess_sample(event
, machine
, &al
, sample
,
299 rep
->annotate_init
) < 0) {
300 fprintf(stderr
, "problem processing %d event, skipping it.\n",
305 if (al
.filtered
|| (rep
->hide_unresolved
&& al
.sym
== NULL
))
308 if (rep
->cpu_list
&& !test_bit(sample
->cpu
, rep
->cpu_bitmap
))
311 if (sort__branch_mode
== 1) {
312 if (perf_report__add_branch_hist_entry(tool
, &al
, sample
,
314 pr_debug("problem adding lbr entry, skipping event\n");
317 } else if (rep
->mem_mode
== 1) {
318 if (perf_report__add_mem_hist_entry(tool
, &al
, sample
,
319 evsel
, machine
, event
)) {
320 pr_debug("problem adding mem entry, skipping event\n");
325 al
.map
->dso
->hit
= 1;
327 if (perf_evsel__add_hist_entry(evsel
, &al
, sample
, machine
)) {
328 pr_debug("problem incrementing symbol period, skipping event\n");
335 static int process_read_event(struct perf_tool
*tool
,
336 union perf_event
*event
,
337 struct perf_sample
*sample __maybe_unused
,
338 struct perf_evsel
*evsel
,
339 struct machine
*machine __maybe_unused
)
341 struct perf_report
*rep
= container_of(tool
, struct perf_report
, tool
);
343 if (rep
->show_threads
) {
344 const char *name
= evsel
? perf_evsel__name(evsel
) : "unknown";
345 perf_read_values_add_value(&rep
->show_threads_values
,
346 event
->read
.pid
, event
->read
.tid
,
352 dump_printf(": %d %d %s %" PRIu64
"\n", event
->read
.pid
, event
->read
.tid
,
353 evsel
? perf_evsel__name(evsel
) : "FAIL",
359 /* For pipe mode, sample_type is not currently set */
360 static int perf_report__setup_sample_type(struct perf_report
*rep
)
362 struct perf_session
*self
= rep
->session
;
363 u64 sample_type
= perf_evlist__sample_type(self
->evlist
);
365 if (!self
->fd_pipe
&& !(sample_type
& PERF_SAMPLE_CALLCHAIN
)) {
366 if (sort__has_parent
) {
367 ui__error("Selected --sort parent, but no "
368 "callchain data. Did you call "
369 "'perf record' without -g?\n");
372 if (symbol_conf
.use_callchain
) {
373 ui__error("Selected -g but no callchain data. Did "
374 "you call 'perf record' without -g?\n");
377 } else if (!rep
->dont_use_callchains
&&
378 callchain_param
.mode
!= CHAIN_NONE
&&
379 !symbol_conf
.use_callchain
) {
380 symbol_conf
.use_callchain
= true;
381 if (callchain_register_param(&callchain_param
) < 0) {
382 ui__error("Can't register callchain params.\n");
387 if (sort__branch_mode
== 1) {
388 if (!self
->fd_pipe
&&
389 !(sample_type
& PERF_SAMPLE_BRANCH_STACK
)) {
390 ui__error("Selected -b but no branch data. "
391 "Did you call perf record without -b?\n");
399 extern volatile int session_done
;
401 static void sig_handler(int sig __maybe_unused
)
406 static size_t hists__fprintf_nr_sample_events(struct perf_report
*rep
,
408 const char *evname
, FILE *fp
)
412 unsigned long nr_samples
= self
->stats
.nr_events
[PERF_RECORD_SAMPLE
];
413 u64 nr_events
= self
->stats
.total_period
;
414 struct perf_evsel
*evsel
= hists_to_evsel(self
);
416 size_t size
= sizeof(buf
);
418 if (perf_evsel__is_group_event(evsel
)) {
419 struct perf_evsel
*pos
;
421 perf_evsel__group_desc(evsel
, buf
, size
);
424 for_each_group_member(pos
, evsel
) {
425 nr_samples
+= pos
->hists
.stats
.nr_events
[PERF_RECORD_SAMPLE
];
426 nr_events
+= pos
->hists
.stats
.total_period
;
430 nr_samples
= convert_unit(nr_samples
, &unit
);
431 ret
= fprintf(fp
, "# Samples: %lu%c", nr_samples
, unit
);
433 ret
+= fprintf(fp
, " of event '%s'", evname
);
436 ret
+= fprintf(fp
, "\n# Total weight : %" PRIu64
, nr_events
);
437 ret
+= fprintf(fp
, "\n# Sort order : %s", sort_order
);
439 ret
+= fprintf(fp
, "\n# Event count (approx.): %" PRIu64
, nr_events
);
440 return ret
+ fprintf(fp
, "\n#\n");
443 static int perf_evlist__tty_browse_hists(struct perf_evlist
*evlist
,
444 struct perf_report
*rep
,
447 struct perf_evsel
*pos
;
449 list_for_each_entry(pos
, &evlist
->entries
, node
) {
450 struct hists
*hists
= &pos
->hists
;
451 const char *evname
= perf_evsel__name(pos
);
453 if (symbol_conf
.event_group
&&
454 !perf_evsel__is_group_leader(pos
))
457 hists__fprintf_nr_sample_events(rep
, hists
, evname
, stdout
);
458 hists__fprintf(hists
, true, 0, 0, stdout
);
459 fprintf(stdout
, "\n\n");
462 if (sort_order
== default_sort_order
&&
463 parent_pattern
== default_parent_pattern
) {
464 fprintf(stdout
, "#\n# (%s)\n#\n", help
);
466 if (rep
->show_threads
) {
467 bool style
= !strcmp(rep
->pretty_printing_style
, "raw");
468 perf_read_values_display(stdout
, &rep
->show_threads_values
,
470 perf_read_values_destroy(&rep
->show_threads_values
);
477 static int __cmd_report(struct perf_report
*rep
)
481 struct perf_session
*session
= rep
->session
;
482 struct perf_evsel
*pos
;
483 struct map
*kernel_map
;
484 struct kmap
*kernel_kmap
;
485 const char *help
= "For a higher level overview, try: perf report --sort comm,dso";
487 signal(SIGINT
, sig_handler
);
490 ret
= perf_session__cpu_bitmap(session
, rep
->cpu_list
,
496 if (use_browser
<= 0)
497 perf_session__fprintf_info(session
, stdout
, rep
->show_full_info
);
499 if (rep
->show_threads
)
500 perf_read_values_init(&rep
->show_threads_values
);
502 ret
= perf_report__setup_sample_type(rep
);
506 ret
= perf_session__process_events(session
, &rep
->tool
);
510 kernel_map
= session
->machines
.host
.vmlinux_maps
[MAP__FUNCTION
];
511 kernel_kmap
= map__kmap(kernel_map
);
512 if (kernel_map
== NULL
||
513 (kernel_map
->dso
->hit
&&
514 (kernel_kmap
->ref_reloc_sym
== NULL
||
515 kernel_kmap
->ref_reloc_sym
->addr
== 0))) {
517 "As no suitable kallsyms nor vmlinux was found, kernel samples\n"
518 "can't be resolved.";
521 const struct dso
*kdso
= kernel_map
->dso
;
522 if (!RB_EMPTY_ROOT(&kdso
->symbols
[MAP__FUNCTION
])) {
523 desc
= "If some relocation was applied (e.g. "
524 "kexec) symbols may be misresolved.";
529 "Kernel address maps (/proc/{kallsyms,modules}) were restricted.\n\n"
530 "Check /proc/sys/kernel/kptr_restrict before running 'perf record'.\n\n%s\n\n"
531 "Samples in kernel modules can't be resolved as well.\n\n",
536 perf_session__fprintf(session
, stdout
);
539 perf_session__fprintf_dsos(session
, stdout
);
542 perf_session__fprintf_nr_events(session
, stdout
);
547 list_for_each_entry(pos
, &session
->evlist
->entries
, node
) {
548 struct hists
*hists
= &pos
->hists
;
551 hists
->symbol_filter_str
= rep
->symbol_filter_str
;
553 hists__collapse_resort(hists
);
554 nr_samples
+= hists
->stats
.nr_events
[PERF_RECORD_SAMPLE
];
556 /* Non-group events are considered as leader */
557 if (symbol_conf
.event_group
&&
558 !perf_evsel__is_group_leader(pos
)) {
559 struct hists
*leader_hists
= &pos
->leader
->hists
;
561 hists__match(leader_hists
, hists
);
562 hists__link(leader_hists
, hists
);
566 if (nr_samples
== 0) {
567 ui__error("The %s file has no samples!\n", session
->filename
);
571 list_for_each_entry(pos
, &session
->evlist
->entries
, node
)
572 hists__output_resort(&pos
->hists
);
574 if (use_browser
> 0) {
575 if (use_browser
== 1) {
576 ret
= perf_evlist__tui_browse_hists(session
->evlist
,
579 &session
->header
.env
);
581 * Usually "ret" is the last pressed key, and we only
582 * care if the key notifies us to switch data file.
584 if (ret
!= K_SWITCH_INPUT_DATA
)
587 } else if (use_browser
== 2) {
588 perf_evlist__gtk_browse_hists(session
->evlist
, help
,
592 perf_evlist__tty_browse_hists(session
->evlist
, rep
, help
);
596 * Speed up the exit process, for large files this can
597 * take quite a while.
599 * XXX Enable this when using valgrind or if we ever
600 * librarize this command.
602 * Also experiment with obstacks to see how much speed
605 * perf_session__delete(session);
611 parse_callchain_opt(const struct option
*opt
, const char *arg
, int unset
)
613 struct perf_report
*rep
= (struct perf_report
*)opt
->value
;
621 rep
->dont_use_callchains
= true;
625 symbol_conf
.use_callchain
= true;
630 tok
= strtok((char *)arg
, ",");
634 /* get the output mode */
635 if (!strncmp(tok
, "graph", strlen(arg
)))
636 callchain_param
.mode
= CHAIN_GRAPH_ABS
;
638 else if (!strncmp(tok
, "flat", strlen(arg
)))
639 callchain_param
.mode
= CHAIN_FLAT
;
641 else if (!strncmp(tok
, "fractal", strlen(arg
)))
642 callchain_param
.mode
= CHAIN_GRAPH_REL
;
644 else if (!strncmp(tok
, "none", strlen(arg
))) {
645 callchain_param
.mode
= CHAIN_NONE
;
646 symbol_conf
.use_callchain
= false;
654 /* get the min percentage */
655 tok
= strtok(NULL
, ",");
659 callchain_param
.min_percent
= strtod(tok
, &endptr
);
663 /* get the print limit */
664 tok2
= strtok(NULL
, ",");
668 if (tok2
[0] != 'c') {
669 callchain_param
.print_limit
= strtoul(tok2
, &endptr
, 0);
670 tok2
= strtok(NULL
, ",");
675 /* get the call chain order */
676 if (!strcmp(tok2
, "caller"))
677 callchain_param
.order
= ORDER_CALLER
;
678 else if (!strcmp(tok2
, "callee"))
679 callchain_param
.order
= ORDER_CALLEE
;
683 if (callchain_register_param(&callchain_param
) < 0) {
684 fprintf(stderr
, "Can't register callchain params\n");
691 parse_branch_mode(const struct option
*opt __maybe_unused
,
692 const char *str __maybe_unused
, int unset
)
694 sort__branch_mode
= !unset
;
698 int cmd_report(int argc
, const char **argv
, const char *prefix __maybe_unused
)
700 struct perf_session
*session
;
702 bool has_br_stack
= false;
704 char callchain_default_opt
[] = "fractal,0.5,callee";
705 const char * const report_usage
[] = {
706 "perf report [<options>]",
709 struct perf_report report
= {
711 .sample
= process_sample_event
,
712 .mmap
= perf_event__process_mmap
,
713 .comm
= perf_event__process_comm
,
714 .exit
= perf_event__process_exit
,
715 .fork
= perf_event__process_fork
,
716 .lost
= perf_event__process_lost
,
717 .read
= process_read_event
,
718 .attr
= perf_event__process_attr
,
719 .event_type
= perf_event__process_event_type
,
720 .tracing_data
= perf_event__process_tracing_data
,
721 .build_id
= perf_event__process_build_id
,
722 .ordered_samples
= true,
723 .ordering_requires_timestamps
= true,
725 .pretty_printing_style
= "normal",
727 const struct option options
[] = {
728 OPT_STRING('i', "input", &input_name
, "file",
730 OPT_INCR('v', "verbose", &verbose
,
731 "be more verbose (show symbol address, etc)"),
732 OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace
,
733 "dump raw trace in ASCII"),
734 OPT_STRING('k', "vmlinux", &symbol_conf
.vmlinux_name
,
735 "file", "vmlinux pathname"),
736 OPT_STRING(0, "kallsyms", &symbol_conf
.kallsyms_name
,
737 "file", "kallsyms pathname"),
738 OPT_BOOLEAN('f', "force", &report
.force
, "don't complain, do it"),
739 OPT_BOOLEAN('m', "modules", &symbol_conf
.use_modules
,
740 "load module symbols - WARNING: use only with -k and LIVE kernel"),
741 OPT_BOOLEAN('n', "show-nr-samples", &symbol_conf
.show_nr_samples
,
742 "Show a column with the number of samples"),
743 OPT_BOOLEAN('T', "threads", &report
.show_threads
,
744 "Show per-thread event counters"),
745 OPT_STRING(0, "pretty", &report
.pretty_printing_style
, "key",
746 "pretty printing style key: normal raw"),
747 OPT_BOOLEAN(0, "tui", &report
.use_tui
, "Use the TUI interface"),
748 OPT_BOOLEAN(0, "gtk", &report
.use_gtk
, "Use the GTK2 interface"),
749 OPT_BOOLEAN(0, "stdio", &report
.use_stdio
,
750 "Use the stdio interface"),
751 OPT_STRING('s', "sort", &sort_order
, "key[,key2...]",
752 "sort by key(s): pid, comm, dso, symbol, parent, cpu, srcline,"
753 " dso_to, dso_from, symbol_to, symbol_from, mispredict,"
754 " weight, local_weight, mem, symbol_daddr, dso_daddr, tlb, "
756 OPT_BOOLEAN(0, "showcpuutilization", &symbol_conf
.show_cpu_utilization
,
757 "Show sample percentage for different cpu modes"),
758 OPT_STRING('p', "parent", &parent_pattern
, "regex",
759 "regex filter to identify parent, see: '--sort parent'"),
760 OPT_BOOLEAN('x', "exclude-other", &symbol_conf
.exclude_other
,
761 "Only display entries with parent-match"),
762 OPT_CALLBACK_DEFAULT('g', "call-graph", &report
, "output_type,min_percent[,print_limit],call_order",
763 "Display callchains using output_type (graph, flat, fractal, or none) , min percent threshold, optional print limit and callchain order. "
764 "Default: fractal,0.5,callee", &parse_callchain_opt
, callchain_default_opt
),
765 OPT_BOOLEAN('G', "inverted", &report
.inverted_callchain
,
766 "alias for inverted call graph"),
767 OPT_STRING('d', "dsos", &symbol_conf
.dso_list_str
, "dso[,dso...]",
768 "only consider symbols in these dsos"),
769 OPT_STRING('c', "comms", &symbol_conf
.comm_list_str
, "comm[,comm...]",
770 "only consider symbols in these comms"),
771 OPT_STRING('S', "symbols", &symbol_conf
.sym_list_str
, "symbol[,symbol...]",
772 "only consider these symbols"),
773 OPT_STRING(0, "symbol-filter", &report
.symbol_filter_str
, "filter",
774 "only show symbols that (partially) match with this filter"),
775 OPT_STRING('w', "column-widths", &symbol_conf
.col_width_list_str
,
777 "don't try to adjust column width, use these fixed values"),
778 OPT_STRING('t', "field-separator", &symbol_conf
.field_sep
, "separator",
779 "separator for columns, no spaces will be added between "
780 "columns '.' is reserved."),
781 OPT_BOOLEAN('U', "hide-unresolved", &report
.hide_unresolved
,
782 "Only display entries resolved to a symbol"),
783 OPT_STRING(0, "symfs", &symbol_conf
.symfs
, "directory",
784 "Look for files with symbols relative to this directory"),
785 OPT_STRING('C', "cpu", &report
.cpu_list
, "cpu",
786 "list of cpus to profile"),
787 OPT_BOOLEAN('I', "show-info", &report
.show_full_info
,
788 "Display extended information about perf.data file"),
789 OPT_BOOLEAN(0, "source", &symbol_conf
.annotate_src
,
790 "Interleave source code with assembly code (default)"),
791 OPT_BOOLEAN(0, "asm-raw", &symbol_conf
.annotate_asm_raw
,
792 "Display raw encoding of assembly instructions (default)"),
793 OPT_STRING('M', "disassembler-style", &disassembler_style
, "disassembler style",
794 "Specify disassembler style (e.g. -M intel for intel syntax)"),
795 OPT_BOOLEAN(0, "show-total-period", &symbol_conf
.show_total_period
,
796 "Show a column with the sum of periods"),
797 OPT_BOOLEAN(0, "group", &symbol_conf
.event_group
,
798 "Show event group information together"),
799 OPT_CALLBACK_NOOPT('b', "branch-stack", &sort__branch_mode
, "",
800 "use branch records for histogram filling", parse_branch_mode
),
801 OPT_STRING(0, "objdump", &objdump_path
, "path",
802 "objdump binary to use for disassembly and annotations"),
803 OPT_BOOLEAN(0, "demangle", &symbol_conf
.demangle
,
804 "Disable symbol demangling"),
805 OPT_BOOLEAN(0, "mem-mode", &report
.mem_mode
, "mem access profile"),
809 perf_config(perf_report_config
, NULL
);
811 argc
= parse_options(argc
, argv
, options
, report_usage
, 0);
813 if (report
.use_stdio
)
815 else if (report
.use_tui
)
817 else if (report
.use_gtk
)
820 if (report
.inverted_callchain
)
821 callchain_param
.order
= ORDER_CALLER
;
823 if (!input_name
|| !strlen(input_name
)) {
824 if (!fstat(STDIN_FILENO
, &st
) && S_ISFIFO(st
.st_mode
))
827 input_name
= "perf.data";
830 if (strcmp(input_name
, "-") != 0)
834 perf_hpp__column_enable(PERF_HPP__OVERHEAD
);
839 session
= perf_session__new(input_name
, O_RDONLY
,
840 report
.force
, false, &report
.tool
);
844 report
.session
= session
;
846 has_br_stack
= perf_header__has_feat(&session
->header
,
847 HEADER_BRANCH_STACK
);
849 if (sort__branch_mode
== -1 && has_br_stack
)
850 sort__branch_mode
= 1;
852 /* sort__branch_mode could be 0 if --no-branch-stack */
853 if (sort__branch_mode
== 1) {
855 * if no sort_order is provided, then specify
856 * branch-mode specific order
858 if (sort_order
== default_sort_order
)
859 sort_order
= "comm,dso_from,symbol_from,"
863 if (report
.mem_mode
) {
864 if (sort__branch_mode
== 1) {
865 fprintf(stderr
, "branch and mem mode incompatible\n");
869 * if no sort_order is provided, then specify
870 * branch-mode specific order
872 if (sort_order
== default_sort_order
)
873 sort_order
= "local_weight,mem,sym,dso,symbol_daddr,dso_daddr,snoop,tlb,locked";
876 if (setup_sorting() < 0)
877 usage_with_options(report_usage
, options
);
880 * Only in the TUI browser we are doing integrated annotation,
881 * so don't allocate extra space that won't be used in the stdio
884 if (use_browser
== 1 && sort__has_sym
) {
885 symbol_conf
.priv_size
= sizeof(struct annotation
);
886 report
.annotate_init
= symbol__annotate_init
;
888 * For searching by name on the "Browse map details".
889 * providing it only in verbose mode not to bloat too
890 * much struct symbol.
894 * XXX: Need to provide a less kludgy way to ask for
895 * more space per symbol, the u32 is for the index on
897 * See symbol__browser_index.
899 symbol_conf
.priv_size
+= sizeof(u32
);
900 symbol_conf
.sort_by_name
= true;
904 if (symbol__init() < 0)
907 if (parent_pattern
!= default_parent_pattern
) {
908 if (sort_dimension__add("parent") < 0)
912 * Only show the parent fields if we explicitly
913 * sort that way. If we only use parent machinery
914 * for filtering, we don't want it.
916 if (!strstr(sort_order
, "parent"))
917 sort_parent
.elide
= 1;
919 symbol_conf
.exclude_other
= false;
923 * Special case: if there's an argument left then assume that
924 * it's a symbol filter:
927 usage_with_options(report_usage
, options
);
929 report
.symbol_filter_str
= argv
[0];
932 sort_entry__setup_elide(&sort_comm
, symbol_conf
.comm_list
, "comm", stdout
);
934 if (sort__branch_mode
== 1) {
935 sort_entry__setup_elide(&sort_dso_from
, symbol_conf
.dso_from_list
, "dso_from", stdout
);
936 sort_entry__setup_elide(&sort_dso_to
, symbol_conf
.dso_to_list
, "dso_to", stdout
);
937 sort_entry__setup_elide(&sort_sym_from
, symbol_conf
.sym_from_list
, "sym_from", stdout
);
938 sort_entry__setup_elide(&sort_sym_to
, symbol_conf
.sym_to_list
, "sym_to", stdout
);
940 if (report
.mem_mode
) {
941 sort_entry__setup_elide(&sort_dso
, symbol_conf
.dso_list
, "symbol_daddr", stdout
);
942 sort_entry__setup_elide(&sort_dso
, symbol_conf
.dso_list
, "dso_daddr", stdout
);
943 sort_entry__setup_elide(&sort_dso
, symbol_conf
.dso_list
, "mem", stdout
);
944 sort_entry__setup_elide(&sort_dso
, symbol_conf
.dso_list
, "local_weight", stdout
);
945 sort_entry__setup_elide(&sort_dso
, symbol_conf
.dso_list
, "tlb", stdout
);
946 sort_entry__setup_elide(&sort_dso
, symbol_conf
.dso_list
, "snoop", stdout
);
948 sort_entry__setup_elide(&sort_dso
, symbol_conf
.dso_list
, "dso", stdout
);
949 sort_entry__setup_elide(&sort_sym
, symbol_conf
.sym_list
, "symbol", stdout
);
952 ret
= __cmd_report(&report
);
953 if (ret
== K_SWITCH_INPUT_DATA
) {
954 perf_session__delete(session
);
960 perf_session__delete(session
);