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Commit | Line | Data |
---|---|---|
bf9e1876 IM |
1 | /* |
2 | * builtin-report.c | |
3 | * | |
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. | |
7 | */ | |
16f762a2 | 8 | #include "builtin.h" |
53cb8bc2 | 9 | |
bf9e1876 IM |
10 | #include "util/util.h" |
11 | ||
78f7defe | 12 | #include "util/annotate.h" |
8fc0321f | 13 | #include "util/color.h" |
5da50258 | 14 | #include <linux/list.h> |
a930d2c0 | 15 | #include "util/cache.h" |
43cbcd8a | 16 | #include <linux/rbtree.h> |
a2928c42 | 17 | #include "util/symbol.h" |
f55c5552 | 18 | #include "util/callchain.h" |
25903407 | 19 | #include "util/strlist.h" |
8d513270 | 20 | #include "util/values.h" |
8fa66bdc | 21 | |
53cb8bc2 | 22 | #include "perf.h" |
8f28827a | 23 | #include "util/debug.h" |
e248de33 ACM |
24 | #include "util/evlist.h" |
25 | #include "util/evsel.h" | |
7c6a1c65 | 26 | #include "util/header.h" |
94c744b6 | 27 | #include "util/session.h" |
45694aa7 | 28 | #include "util/tool.h" |
53cb8bc2 IM |
29 | |
30 | #include "util/parse-options.h" | |
31 | #include "util/parse-events.h" | |
32 | ||
6baa0a5a | 33 | #include "util/thread.h" |
dd68ada2 | 34 | #include "util/sort.h" |
3d1d07ec | 35 | #include "util/hist.h" |
68e94f4e | 36 | #include "arch/common.h" |
6baa0a5a | 37 | |
5d67be97 AB |
38 | #include <linux/bitmap.h> |
39 | ||
d20deb64 | 40 | struct perf_report { |
45694aa7 | 41 | struct perf_tool tool; |
d20deb64 | 42 | struct perf_session *session; |
c31a9457 | 43 | bool force, use_tui, use_gtk, use_stdio; |
fa372aae ACM |
44 | bool hide_unresolved; |
45 | bool dont_use_callchains; | |
46 | bool show_full_info; | |
47 | bool show_threads; | |
48 | bool inverted_callchain; | |
49 | struct perf_read_values show_threads_values; | |
50 | const char *pretty_printing_style; | |
51 | symbol_filter_t annotate_init; | |
52 | const char *cpu_list; | |
b14ffaca | 53 | const char *symbol_filter_str; |
fa372aae | 54 | DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS); |
d20deb64 | 55 | }; |
5d67be97 | 56 | |
b50311dc RAV |
57 | static int perf_report__add_branch_hist_entry(struct perf_tool *tool, |
58 | struct addr_location *al, | |
59 | struct perf_sample *sample, | |
60 | struct perf_evsel *evsel, | |
61 | struct machine *machine) | |
62 | { | |
63 | struct perf_report *rep = container_of(tool, struct perf_report, tool); | |
64 | struct symbol *parent = NULL; | |
65 | int err = 0; | |
66 | unsigned i; | |
67 | struct hist_entry *he; | |
a68c2c58 | 68 | struct branch_info *bi, *bx; |
b50311dc RAV |
69 | |
70 | if ((sort__has_parent || symbol_conf.use_callchain) | |
71 | && sample->callchain) { | |
71ad0f5e JO |
72 | err = machine__resolve_callchain(machine, evsel, al->thread, |
73 | sample, &parent); | |
b50311dc RAV |
74 | if (err) |
75 | return err; | |
76 | } | |
77 | ||
78 | bi = machine__resolve_bstack(machine, al->thread, | |
79 | sample->branch_stack); | |
80 | if (!bi) | |
81 | return -ENOMEM; | |
82 | ||
83 | for (i = 0; i < sample->branch_stack->nr; i++) { | |
84 | if (rep->hide_unresolved && !(bi[i].from.sym && bi[i].to.sym)) | |
85 | continue; | |
86 | /* | |
87 | * The report shows the percentage of total branches captured | |
88 | * and not events sampled. Thus we use a pseudo period of 1. | |
89 | */ | |
90 | he = __hists__add_branch_entry(&evsel->hists, al, parent, | |
a68c2c58 | 91 | &bi[i], 1); |
b50311dc | 92 | if (he) { |
a68c2c58 SE |
93 | struct annotation *notes; |
94 | err = -ENOMEM; | |
95 | bx = he->branch_info; | |
034a9265 | 96 | if (bx->from.sym && use_browser == 1 && sort__has_sym) { |
a68c2c58 SE |
97 | notes = symbol__annotation(bx->from.sym); |
98 | if (!notes->src | |
99 | && symbol__alloc_hist(bx->from.sym) < 0) | |
100 | goto out; | |
101 | ||
102 | err = symbol__inc_addr_samples(bx->from.sym, | |
103 | bx->from.map, | |
104 | evsel->idx, | |
105 | bx->from.al_addr); | |
106 | if (err) | |
107 | goto out; | |
108 | } | |
109 | ||
034a9265 | 110 | if (bx->to.sym && use_browser == 1 && sort__has_sym) { |
a68c2c58 SE |
111 | notes = symbol__annotation(bx->to.sym); |
112 | if (!notes->src | |
113 | && symbol__alloc_hist(bx->to.sym) < 0) | |
114 | goto out; | |
115 | ||
116 | err = symbol__inc_addr_samples(bx->to.sym, | |
117 | bx->to.map, | |
118 | evsel->idx, | |
119 | bx->to.al_addr); | |
120 | if (err) | |
121 | goto out; | |
122 | } | |
b50311dc RAV |
123 | evsel->hists.stats.total_period += 1; |
124 | hists__inc_nr_events(&evsel->hists, PERF_RECORD_SAMPLE); | |
a68c2c58 | 125 | err = 0; |
b50311dc RAV |
126 | } else |
127 | return -ENOMEM; | |
128 | } | |
a68c2c58 | 129 | out: |
b50311dc RAV |
130 | return err; |
131 | } | |
132 | ||
743eb868 ACM |
133 | static int perf_evsel__add_hist_entry(struct perf_evsel *evsel, |
134 | struct addr_location *al, | |
135 | struct perf_sample *sample, | |
136 | struct machine *machine) | |
8fa66bdc | 137 | { |
b3c9ac08 | 138 | struct symbol *parent = NULL; |
1b3a0e95 | 139 | int err = 0; |
e7fb08b1 | 140 | struct hist_entry *he; |
e7fb08b1 | 141 | |
8d50e5b4 | 142 | if ((sort__has_parent || symbol_conf.use_callchain) && sample->callchain) { |
71ad0f5e JO |
143 | err = machine__resolve_callchain(machine, evsel, al->thread, |
144 | sample, &parent); | |
1b3a0e95 FW |
145 | if (err) |
146 | return err; | |
ad5b217b | 147 | } |
cbbc79a5 | 148 | |
e248de33 | 149 | he = __hists__add_entry(&evsel->hists, al, parent, sample->period); |
9735abf1 | 150 | if (he == NULL) |
1b3a0e95 FW |
151 | return -ENOMEM; |
152 | ||
ef7b93a1 | 153 | if (symbol_conf.use_callchain) { |
246d4ce8 | 154 | err = callchain_append(he->callchain, |
47260645 | 155 | &callchain_cursor, |
8d50e5b4 | 156 | sample->period); |
ef7b93a1 | 157 | if (err) |
1b3a0e95 | 158 | return err; |
ef7b93a1 ACM |
159 | } |
160 | /* | |
161 | * Only in the newt browser we are doing integrated annotation, | |
162 | * so we don't allocated the extra space needed because the stdio | |
163 | * code will not use it. | |
164 | */ | |
034a9265 | 165 | if (he->ms.sym != NULL && use_browser == 1 && sort__has_sym) { |
2f525d01 | 166 | struct annotation *notes = symbol__annotation(he->ms.sym); |
e248de33 ACM |
167 | |
168 | assert(evsel != NULL); | |
169 | ||
170 | err = -ENOMEM; | |
d04b35f8 | 171 | if (notes->src == NULL && symbol__alloc_hist(he->ms.sym) < 0) |
e248de33 ACM |
172 | goto out; |
173 | ||
174 | err = hist_entry__inc_addr_samples(he, evsel->idx, al->addr); | |
2f525d01 | 175 | } |
1b3a0e95 | 176 | |
e248de33 ACM |
177 | evsel->hists.stats.total_period += sample->period; |
178 | hists__inc_nr_events(&evsel->hists, PERF_RECORD_SAMPLE); | |
179 | out: | |
39d1e1b1 | 180 | return err; |
8fa66bdc ACM |
181 | } |
182 | ||
cbbc79a5 | 183 | |
45694aa7 | 184 | static int process_sample_event(struct perf_tool *tool, |
d20deb64 | 185 | union perf_event *event, |
8115d60c | 186 | struct perf_sample *sample, |
9e69c210 | 187 | struct perf_evsel *evsel, |
743eb868 | 188 | struct machine *machine) |
75051724 | 189 | { |
45694aa7 | 190 | struct perf_report *rep = container_of(tool, struct perf_report, tool); |
1ed091c4 | 191 | struct addr_location al; |
180f95e2 | 192 | |
743eb868 | 193 | if (perf_event__preprocess_sample(event, machine, &al, sample, |
fa372aae | 194 | rep->annotate_init) < 0) { |
c410a338 | 195 | fprintf(stderr, "problem processing %d event, skipping it.\n", |
75051724 IM |
196 | event->header.type); |
197 | return -1; | |
198 | } | |
e7fb08b1 | 199 | |
fa372aae | 200 | if (al.filtered || (rep->hide_unresolved && al.sym == NULL)) |
ec218fc4 | 201 | return 0; |
7bec7a91 | 202 | |
fa372aae | 203 | if (rep->cpu_list && !test_bit(sample->cpu, rep->cpu_bitmap)) |
5d67be97 AB |
204 | return 0; |
205 | ||
993ac88d | 206 | if (sort__branch_mode == 1) { |
b50311dc RAV |
207 | if (perf_report__add_branch_hist_entry(tool, &al, sample, |
208 | evsel, machine)) { | |
209 | pr_debug("problem adding lbr entry, skipping event\n"); | |
210 | return -1; | |
211 | } | |
212 | } else { | |
213 | if (al.map != NULL) | |
214 | al.map->dso->hit = 1; | |
ec80fde7 | 215 | |
b50311dc RAV |
216 | if (perf_evsel__add_hist_entry(evsel, &al, sample, machine)) { |
217 | pr_debug("problem incrementing symbol period, skipping event\n"); | |
218 | return -1; | |
219 | } | |
8fa66bdc | 220 | } |
75051724 IM |
221 | return 0; |
222 | } | |
3502973d | 223 | |
45694aa7 | 224 | static int process_read_event(struct perf_tool *tool, |
d20deb64 | 225 | union perf_event *event, |
1d037ca1 | 226 | struct perf_sample *sample __maybe_unused, |
743eb868 | 227 | struct perf_evsel *evsel, |
1d037ca1 | 228 | struct machine *machine __maybe_unused) |
e9ea2fde | 229 | { |
45694aa7 | 230 | struct perf_report *rep = container_of(tool, struct perf_report, tool); |
743eb868 | 231 | |
fa372aae | 232 | if (rep->show_threads) { |
7289f83c | 233 | const char *name = evsel ? perf_evsel__name(evsel) : "unknown"; |
fa372aae | 234 | perf_read_values_add_value(&rep->show_threads_values, |
8d513270 BG |
235 | event->read.pid, event->read.tid, |
236 | event->read.id, | |
237 | name, | |
238 | event->read.value); | |
239 | } | |
240 | ||
9486aa38 | 241 | dump_printf(": %d %d %s %" PRIu64 "\n", event->read.pid, event->read.tid, |
7289f83c | 242 | evsel ? perf_evsel__name(evsel) : "FAIL", |
62daacb5 | 243 | event->read.value); |
e9ea2fde PZ |
244 | |
245 | return 0; | |
246 | } | |
247 | ||
300aa941 | 248 | /* For pipe mode, sample_type is not currently set */ |
d20deb64 | 249 | static int perf_report__setup_sample_type(struct perf_report *rep) |
d80d338d | 250 | { |
d20deb64 | 251 | struct perf_session *self = rep->session; |
7f3be652 | 252 | u64 sample_type = perf_evlist__sample_type(self->evlist); |
d20deb64 | 253 | |
7f3be652 | 254 | if (!self->fd_pipe && !(sample_type & PERF_SAMPLE_CALLCHAIN)) { |
91b4eaea | 255 | if (sort__has_parent) { |
3780f488 | 256 | ui__error("Selected --sort parent, but no " |
00894ce9 ACM |
257 | "callchain data. Did you call " |
258 | "'perf record' without -g?\n"); | |
d549c769 | 259 | return -EINVAL; |
91b4eaea | 260 | } |
d599db3f | 261 | if (symbol_conf.use_callchain) { |
3780f488 | 262 | ui__error("Selected -g but no callchain data. Did " |
00894ce9 | 263 | "you call 'perf record' without -g?\n"); |
016e92fb | 264 | return -1; |
91b4eaea | 265 | } |
fa372aae ACM |
266 | } else if (!rep->dont_use_callchains && |
267 | callchain_param.mode != CHAIN_NONE && | |
b9a63b9b | 268 | !symbol_conf.use_callchain) { |
d599db3f | 269 | symbol_conf.use_callchain = true; |
16537f13 | 270 | if (callchain_register_param(&callchain_param) < 0) { |
3780f488 | 271 | ui__error("Can't register callchain params.\n"); |
d549c769 | 272 | return -EINVAL; |
b1a88349 | 273 | } |
f5970550 PZ |
274 | } |
275 | ||
993ac88d | 276 | if (sort__branch_mode == 1) { |
300aa941 | 277 | if (!self->fd_pipe && |
7f3be652 | 278 | !(sample_type & PERF_SAMPLE_BRANCH_STACK)) { |
3780f488 NK |
279 | ui__error("Selected -b but no branch data. " |
280 | "Did you call perf record without -b?\n"); | |
b50311dc RAV |
281 | return -1; |
282 | } | |
283 | } | |
284 | ||
016e92fb FW |
285 | return 0; |
286 | } | |
6142f9ec | 287 | |
46656ac7 TZ |
288 | extern volatile int session_done; |
289 | ||
1d037ca1 | 290 | static void sig_handler(int sig __maybe_unused) |
46656ac7 TZ |
291 | { |
292 | session_done = 1; | |
293 | } | |
294 | ||
c82ee828 ACM |
295 | static size_t hists__fprintf_nr_sample_events(struct hists *self, |
296 | const char *evname, FILE *fp) | |
297 | { | |
298 | size_t ret; | |
299 | char unit; | |
cc686280 AR |
300 | unsigned long nr_samples = self->stats.nr_events[PERF_RECORD_SAMPLE]; |
301 | u64 nr_events = self->stats.total_period; | |
c82ee828 | 302 | |
cc686280 AR |
303 | nr_samples = convert_unit(nr_samples, &unit); |
304 | ret = fprintf(fp, "# Samples: %lu%c", nr_samples, unit); | |
c82ee828 | 305 | if (evname != NULL) |
cc686280 AR |
306 | ret += fprintf(fp, " of event '%s'", evname); |
307 | ||
04480d01 | 308 | ret += fprintf(fp, "\n# Event count (approx.): %" PRIu64, nr_events); |
c82ee828 ACM |
309 | return ret + fprintf(fp, "\n#\n"); |
310 | } | |
311 | ||
7f0030b2 | 312 | static int perf_evlist__tty_browse_hists(struct perf_evlist *evlist, |
d20deb64 | 313 | struct perf_report *rep, |
7f0030b2 | 314 | const char *help) |
d67f088e | 315 | { |
e248de33 | 316 | struct perf_evsel *pos; |
d67f088e | 317 | |
e248de33 ACM |
318 | list_for_each_entry(pos, &evlist->entries, node) { |
319 | struct hists *hists = &pos->hists; | |
7289f83c | 320 | const char *evname = perf_evsel__name(pos); |
d67f088e | 321 | |
fc24d7c2 NK |
322 | if (symbol_conf.event_group && |
323 | !perf_evsel__is_group_leader(pos)) | |
324 | continue; | |
325 | ||
d67f088e | 326 | hists__fprintf_nr_sample_events(hists, evname, stdout); |
41724e4c | 327 | hists__fprintf(hists, true, 0, 0, stdout); |
d67f088e | 328 | fprintf(stdout, "\n\n"); |
d67f088e ACM |
329 | } |
330 | ||
331 | if (sort_order == default_sort_order && | |
332 | parent_pattern == default_parent_pattern) { | |
333 | fprintf(stdout, "#\n# (%s)\n#\n", help); | |
334 | ||
fa372aae ACM |
335 | if (rep->show_threads) { |
336 | bool style = !strcmp(rep->pretty_printing_style, "raw"); | |
337 | perf_read_values_display(stdout, &rep->show_threads_values, | |
d67f088e | 338 | style); |
fa372aae | 339 | perf_read_values_destroy(&rep->show_threads_values); |
d67f088e ACM |
340 | } |
341 | } | |
342 | ||
343 | return 0; | |
344 | } | |
345 | ||
d20deb64 | 346 | static int __cmd_report(struct perf_report *rep) |
016e92fb | 347 | { |
d549c769 | 348 | int ret = -EINVAL; |
e248de33 | 349 | u64 nr_samples; |
993ac88d | 350 | struct perf_session *session = rep->session; |
e248de33 | 351 | struct perf_evsel *pos; |
ec80fde7 ACM |
352 | struct map *kernel_map; |
353 | struct kmap *kernel_kmap; | |
f9224c5c | 354 | const char *help = "For a higher level overview, try: perf report --sort comm,dso"; |
8fa66bdc | 355 | |
46656ac7 TZ |
356 | signal(SIGINT, sig_handler); |
357 | ||
fa372aae ACM |
358 | if (rep->cpu_list) { |
359 | ret = perf_session__cpu_bitmap(session, rep->cpu_list, | |
360 | rep->cpu_bitmap); | |
5d67be97 AB |
361 | if (ret) |
362 | goto out_delete; | |
363 | } | |
364 | ||
fbe96f29 | 365 | if (use_browser <= 0) |
fa372aae | 366 | perf_session__fprintf_info(session, stdout, rep->show_full_info); |
fbe96f29 | 367 | |
fa372aae ACM |
368 | if (rep->show_threads) |
369 | perf_read_values_init(&rep->show_threads_values); | |
f5970550 | 370 | |
d20deb64 | 371 | ret = perf_report__setup_sample_type(rep); |
d549c769 ACM |
372 | if (ret) |
373 | goto out_delete; | |
374 | ||
45694aa7 | 375 | ret = perf_session__process_events(session, &rep->tool); |
016e92fb | 376 | if (ret) |
94c744b6 | 377 | goto out_delete; |
97b07b69 | 378 | |
876650e6 | 379 | kernel_map = session->machines.host.vmlinux_maps[MAP__FUNCTION]; |
ec80fde7 ACM |
380 | kernel_kmap = map__kmap(kernel_map); |
381 | if (kernel_map == NULL || | |
382 | (kernel_map->dso->hit && | |
383 | (kernel_kmap->ref_reloc_sym == NULL || | |
384 | kernel_kmap->ref_reloc_sym->addr == 0))) { | |
9e755756 DA |
385 | const char *desc = |
386 | "As no suitable kallsyms nor vmlinux was found, kernel samples\n" | |
387 | "can't be resolved."; | |
388 | ||
389 | if (kernel_map) { | |
390 | const struct dso *kdso = kernel_map->dso; | |
391 | if (!RB_EMPTY_ROOT(&kdso->symbols[MAP__FUNCTION])) { | |
392 | desc = "If some relocation was applied (e.g. " | |
393 | "kexec) symbols may be misresolved."; | |
394 | } | |
395 | } | |
ec80fde7 | 396 | |
646aaea6 ACM |
397 | ui__warning( |
398 | "Kernel address maps (/proc/{kallsyms,modules}) were restricted.\n\n" | |
399 | "Check /proc/sys/kernel/kptr_restrict before running 'perf record'.\n\n%s\n\n" | |
400 | "Samples in kernel modules can't be resolved as well.\n\n", | |
9e755756 | 401 | desc); |
ec80fde7 ACM |
402 | } |
403 | ||
da21d1b5 | 404 | if (verbose > 3) |
b3165f41 | 405 | perf_session__fprintf(session, stdout); |
9ac99545 | 406 | |
da21d1b5 | 407 | if (verbose > 2) |
cbf69680 | 408 | perf_session__fprintf_dsos(session, stdout); |
16f762a2 | 409 | |
71ad0f5e JO |
410 | if (dump_trace) { |
411 | perf_session__fprintf_nr_events(session, stdout); | |
412 | goto out_delete; | |
413 | } | |
414 | ||
e248de33 ACM |
415 | nr_samples = 0; |
416 | list_for_each_entry(pos, &session->evlist->entries, node) { | |
417 | struct hists *hists = &pos->hists; | |
cbbc79a5 | 418 | |
b14ffaca NK |
419 | if (pos->idx == 0) |
420 | hists->symbol_filter_str = rep->symbol_filter_str; | |
421 | ||
1c02c4d2 | 422 | hists__collapse_resort(hists); |
e248de33 | 423 | nr_samples += hists->stats.nr_events[PERF_RECORD_SAMPLE]; |
6e1f601a NK |
424 | |
425 | /* Non-group events are considered as leader */ | |
426 | if (symbol_conf.event_group && | |
427 | !perf_evsel__is_group_leader(pos)) { | |
428 | struct hists *leader_hists = &pos->leader->hists; | |
429 | ||
430 | hists__match(leader_hists, hists); | |
431 | hists__link(leader_hists, hists); | |
432 | } | |
e248de33 ACM |
433 | } |
434 | ||
435 | if (nr_samples == 0) { | |
3780f488 | 436 | ui__error("The %s file has no samples!\n", session->filename); |
e248de33 | 437 | goto out_delete; |
cbbc79a5 EM |
438 | } |
439 | ||
6e1f601a NK |
440 | list_for_each_entry(pos, &session->evlist->entries, node) |
441 | hists__output_resort(&pos->hists); | |
442 | ||
81cce8de | 443 | if (use_browser > 0) { |
c31a9457 PE |
444 | if (use_browser == 1) { |
445 | perf_evlist__tui_browse_hists(session->evlist, help, | |
68d80758 NK |
446 | NULL, |
447 | &session->header.env); | |
c31a9457 PE |
448 | } else if (use_browser == 2) { |
449 | perf_evlist__gtk_browse_hists(session->evlist, help, | |
9783adf7 | 450 | NULL); |
c31a9457 | 451 | } |
81cce8de | 452 | } else |
d20deb64 | 453 | perf_evlist__tty_browse_hists(session->evlist, rep, help); |
3e6055ab | 454 | |
94c744b6 | 455 | out_delete: |
71e7cf3a ACM |
456 | /* |
457 | * Speed up the exit process, for large files this can | |
458 | * take quite a while. | |
459 | * | |
460 | * XXX Enable this when using valgrind or if we ever | |
461 | * librarize this command. | |
462 | * | |
463 | * Also experiment with obstacks to see how much speed | |
464 | * up we'll get here. | |
465 | * | |
466 | * perf_session__delete(session); | |
467 | */ | |
016e92fb | 468 | return ret; |
8fa66bdc ACM |
469 | } |
470 | ||
4eb3e478 | 471 | static int |
d20deb64 | 472 | parse_callchain_opt(const struct option *opt, const char *arg, int unset) |
4eb3e478 | 473 | { |
d20deb64 | 474 | struct perf_report *rep = (struct perf_report *)opt->value; |
232a5c94 | 475 | char *tok, *tok2; |
c20ab37e FW |
476 | char *endptr; |
477 | ||
b9a63b9b ACM |
478 | /* |
479 | * --no-call-graph | |
480 | */ | |
481 | if (unset) { | |
fa372aae | 482 | rep->dont_use_callchains = true; |
b9a63b9b ACM |
483 | return 0; |
484 | } | |
485 | ||
d599db3f | 486 | symbol_conf.use_callchain = true; |
4eb3e478 FW |
487 | |
488 | if (!arg) | |
489 | return 0; | |
490 | ||
c20ab37e FW |
491 | tok = strtok((char *)arg, ","); |
492 | if (!tok) | |
493 | return -1; | |
494 | ||
495 | /* get the output mode */ | |
496 | if (!strncmp(tok, "graph", strlen(arg))) | |
805d127d | 497 | callchain_param.mode = CHAIN_GRAPH_ABS; |
4eb3e478 | 498 | |
c20ab37e | 499 | else if (!strncmp(tok, "flat", strlen(arg))) |
805d127d FW |
500 | callchain_param.mode = CHAIN_FLAT; |
501 | ||
502 | else if (!strncmp(tok, "fractal", strlen(arg))) | |
503 | callchain_param.mode = CHAIN_GRAPH_REL; | |
504 | ||
b1a88349 FW |
505 | else if (!strncmp(tok, "none", strlen(arg))) { |
506 | callchain_param.mode = CHAIN_NONE; | |
b7ae11b3 | 507 | symbol_conf.use_callchain = false; |
b1a88349 FW |
508 | |
509 | return 0; | |
510 | } | |
511 | ||
4eb3e478 FW |
512 | else |
513 | return -1; | |
514 | ||
c20ab37e FW |
515 | /* get the min percentage */ |
516 | tok = strtok(NULL, ","); | |
517 | if (!tok) | |
805d127d | 518 | goto setup; |
c20ab37e | 519 | |
805d127d | 520 | callchain_param.min_percent = strtod(tok, &endptr); |
c20ab37e FW |
521 | if (tok == endptr) |
522 | return -1; | |
523 | ||
d797fdc5 SL |
524 | /* get the print limit */ |
525 | tok2 = strtok(NULL, ","); | |
526 | if (!tok2) | |
527 | goto setup; | |
528 | ||
529 | if (tok2[0] != 'c') { | |
6581f6e3 | 530 | callchain_param.print_limit = strtoul(tok2, &endptr, 0); |
d797fdc5 SL |
531 | tok2 = strtok(NULL, ","); |
532 | if (!tok2) | |
533 | goto setup; | |
534 | } | |
535 | ||
536 | /* get the call chain order */ | |
537 | if (!strcmp(tok2, "caller")) | |
538 | callchain_param.order = ORDER_CALLER; | |
539 | else if (!strcmp(tok2, "callee")) | |
540 | callchain_param.order = ORDER_CALLEE; | |
541 | else | |
542 | return -1; | |
805d127d | 543 | setup: |
16537f13 | 544 | if (callchain_register_param(&callchain_param) < 0) { |
805d127d FW |
545 | fprintf(stderr, "Can't register callchain params\n"); |
546 | return -1; | |
547 | } | |
4eb3e478 FW |
548 | return 0; |
549 | } | |
550 | ||
993ac88d | 551 | static int |
1d037ca1 IT |
552 | parse_branch_mode(const struct option *opt __maybe_unused, |
553 | const char *str __maybe_unused, int unset) | |
993ac88d SE |
554 | { |
555 | sort__branch_mode = !unset; | |
556 | return 0; | |
557 | } | |
558 | ||
1d037ca1 | 559 | int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused) |
d20deb64 | 560 | { |
993ac88d | 561 | struct perf_session *session; |
efad1415 | 562 | struct stat st; |
993ac88d SE |
563 | bool has_br_stack = false; |
564 | int ret = -1; | |
d20deb64 ACM |
565 | char callchain_default_opt[] = "fractal,0.5,callee"; |
566 | const char * const report_usage[] = { | |
fb2baceb | 567 | "perf report [<options>]", |
d20deb64 ACM |
568 | NULL |
569 | }; | |
570 | struct perf_report report = { | |
45694aa7 | 571 | .tool = { |
d20deb64 ACM |
572 | .sample = process_sample_event, |
573 | .mmap = perf_event__process_mmap, | |
574 | .comm = perf_event__process_comm, | |
f62d3f0f ACM |
575 | .exit = perf_event__process_exit, |
576 | .fork = perf_event__process_fork, | |
d20deb64 ACM |
577 | .lost = perf_event__process_lost, |
578 | .read = process_read_event, | |
579 | .attr = perf_event__process_attr, | |
580 | .event_type = perf_event__process_event_type, | |
581 | .tracing_data = perf_event__process_tracing_data, | |
582 | .build_id = perf_event__process_build_id, | |
583 | .ordered_samples = true, | |
584 | .ordering_requires_timestamps = true, | |
585 | }, | |
d20deb64 ACM |
586 | .pretty_printing_style = "normal", |
587 | }; | |
588 | const struct option options[] = { | |
70cb4e96 | 589 | OPT_STRING('i', "input", &input_name, "file", |
53cb8bc2 | 590 | "input file name"), |
c0555642 | 591 | OPT_INCR('v', "verbose", &verbose, |
815e777f | 592 | "be more verbose (show symbol address, etc)"), |
97b07b69 IM |
593 | OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, |
594 | "dump raw trace in ASCII"), | |
b32d133a ACM |
595 | OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name, |
596 | "file", "vmlinux pathname"), | |
b226a5a7 DA |
597 | OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name, |
598 | "file", "kallsyms pathname"), | |
fa372aae | 599 | OPT_BOOLEAN('f', "force", &report.force, "don't complain, do it"), |
b32d133a | 600 | OPT_BOOLEAN('m', "modules", &symbol_conf.use_modules, |
42976487 | 601 | "load module symbols - WARNING: use only with -k and LIVE kernel"), |
d599db3f | 602 | OPT_BOOLEAN('n', "show-nr-samples", &symbol_conf.show_nr_samples, |
e3d7e183 | 603 | "Show a column with the number of samples"), |
fa372aae | 604 | OPT_BOOLEAN('T', "threads", &report.show_threads, |
8d513270 | 605 | "Show per-thread event counters"), |
fa372aae | 606 | OPT_STRING(0, "pretty", &report.pretty_printing_style, "key", |
9f866697 | 607 | "pretty printing style key: normal raw"), |
fa372aae | 608 | OPT_BOOLEAN(0, "tui", &report.use_tui, "Use the TUI interface"), |
c31a9457 | 609 | OPT_BOOLEAN(0, "gtk", &report.use_gtk, "Use the GTK2 interface"), |
fa372aae ACM |
610 | OPT_BOOLEAN(0, "stdio", &report.use_stdio, |
611 | "Use the stdio interface"), | |
63299f05 | 612 | OPT_STRING('s', "sort", &sort_order, "key[,key2...]", |
9811360e NK |
613 | "sort by key(s): pid, comm, dso, symbol, parent, cpu, srcline," |
614 | " dso_to, dso_from, symbol_to, symbol_from, mispredict"), | |
a1645ce1 ZY |
615 | OPT_BOOLEAN(0, "showcpuutilization", &symbol_conf.show_cpu_utilization, |
616 | "Show sample percentage for different cpu modes"), | |
b25bcf2f IM |
617 | OPT_STRING('p', "parent", &parent_pattern, "regex", |
618 | "regex filter to identify parent, see: '--sort parent'"), | |
d599db3f | 619 | OPT_BOOLEAN('x', "exclude-other", &symbol_conf.exclude_other, |
b8e6d829 | 620 | "Only display entries with parent-match"), |
6581f6e3 NK |
621 | OPT_CALLBACK_DEFAULT('g', "call-graph", &report, "output_type,min_percent[,print_limit],call_order", |
622 | "Display callchains using output_type (graph, flat, fractal, or none) , min percent threshold, optional print limit and callchain order. " | |
d797fdc5 | 623 | "Default: fractal,0.5,callee", &parse_callchain_opt, callchain_default_opt), |
fa372aae ACM |
624 | OPT_BOOLEAN('G', "inverted", &report.inverted_callchain, |
625 | "alias for inverted call graph"), | |
655000e7 | 626 | OPT_STRING('d', "dsos", &symbol_conf.dso_list_str, "dso[,dso...]", |
25903407 | 627 | "only consider symbols in these dsos"), |
c8e66720 | 628 | OPT_STRING('c', "comms", &symbol_conf.comm_list_str, "comm[,comm...]", |
cc8b88b1 | 629 | "only consider symbols in these comms"), |
655000e7 | 630 | OPT_STRING('S', "symbols", &symbol_conf.sym_list_str, "symbol[,symbol...]", |
7bec7a91 | 631 | "only consider these symbols"), |
b14ffaca NK |
632 | OPT_STRING(0, "symbol-filter", &report.symbol_filter_str, "filter", |
633 | "only show symbols that (partially) match with this filter"), | |
655000e7 | 634 | OPT_STRING('w', "column-widths", &symbol_conf.col_width_list_str, |
52d422de ACM |
635 | "width[,width...]", |
636 | "don't try to adjust column width, use these fixed values"), | |
c410a338 | 637 | OPT_STRING('t', "field-separator", &symbol_conf.field_sep, "separator", |
52d422de ACM |
638 | "separator for columns, no spaces will be added between " |
639 | "columns '.' is reserved."), | |
fa372aae | 640 | OPT_BOOLEAN('U', "hide-unresolved", &report.hide_unresolved, |
71289be7 | 641 | "Only display entries resolved to a symbol"), |
ec5761ea DA |
642 | OPT_STRING(0, "symfs", &symbol_conf.symfs, "directory", |
643 | "Look for files with symbols relative to this directory"), | |
c8e66720 | 644 | OPT_STRING('C', "cpu", &report.cpu_list, "cpu", |
fa372aae ACM |
645 | "list of cpus to profile"), |
646 | OPT_BOOLEAN('I', "show-info", &report.show_full_info, | |
fbe96f29 | 647 | "Display extended information about perf.data file"), |
64c6f0c7 ACM |
648 | OPT_BOOLEAN(0, "source", &symbol_conf.annotate_src, |
649 | "Interleave source code with assembly code (default)"), | |
650 | OPT_BOOLEAN(0, "asm-raw", &symbol_conf.annotate_asm_raw, | |
651 | "Display raw encoding of assembly instructions (default)"), | |
f69b64f7 AK |
652 | OPT_STRING('M', "disassembler-style", &disassembler_style, "disassembler style", |
653 | "Specify disassembler style (e.g. -M intel for intel syntax)"), | |
3f2728bd ACM |
654 | OPT_BOOLEAN(0, "show-total-period", &symbol_conf.show_total_period, |
655 | "Show a column with the sum of periods"), | |
993ac88d SE |
656 | OPT_CALLBACK_NOOPT('b', "branch-stack", &sort__branch_mode, "", |
657 | "use branch records for histogram filling", parse_branch_mode), | |
7a4ec938 MB |
658 | OPT_STRING(0, "objdump", &objdump_path, "path", |
659 | "objdump binary to use for disassembly and annotations"), | |
53cb8bc2 | 660 | OPT_END() |
d20deb64 | 661 | }; |
53cb8bc2 | 662 | |
655000e7 ACM |
663 | argc = parse_options(argc, argv, options, report_usage, 0); |
664 | ||
fa372aae | 665 | if (report.use_stdio) |
8b9e74eb | 666 | use_browser = 0; |
fa372aae | 667 | else if (report.use_tui) |
8b9e74eb | 668 | use_browser = 1; |
c31a9457 PE |
669 | else if (report.use_gtk) |
670 | use_browser = 2; | |
8b9e74eb | 671 | |
fa372aae | 672 | if (report.inverted_callchain) |
d797fdc5 SL |
673 | callchain_param.order = ORDER_CALLER; |
674 | ||
70cb4e96 | 675 | if (!input_name || !strlen(input_name)) { |
efad1415 | 676 | if (!fstat(STDIN_FILENO, &st) && S_ISFIFO(st.st_mode)) |
70cb4e96 | 677 | input_name = "-"; |
efad1415 | 678 | else |
70cb4e96 | 679 | input_name = "perf.data"; |
efad1415 | 680 | } |
70cb4e96 | 681 | session = perf_session__new(input_name, O_RDONLY, |
993ac88d SE |
682 | report.force, false, &report.tool); |
683 | if (session == NULL) | |
684 | return -ENOMEM; | |
685 | ||
686 | report.session = session; | |
687 | ||
688 | has_br_stack = perf_header__has_feat(&session->header, | |
689 | HEADER_BRANCH_STACK); | |
efad1415 | 690 | |
993ac88d SE |
691 | if (sort__branch_mode == -1 && has_br_stack) |
692 | sort__branch_mode = 1; | |
693 | ||
a68c2c58 | 694 | /* sort__branch_mode could be 0 if --no-branch-stack */ |
993ac88d | 695 | if (sort__branch_mode == 1) { |
b50311dc | 696 | /* |
a68c2c58 SE |
697 | * if no sort_order is provided, then specify |
698 | * branch-mode specific order | |
b50311dc RAV |
699 | */ |
700 | if (sort_order == default_sort_order) | |
701 | sort_order = "comm,dso_from,symbol_from," | |
702 | "dso_to,symbol_to"; | |
703 | ||
a68c2c58 SE |
704 | } |
705 | ||
70cb4e96 | 706 | if (strcmp(input_name, "-") != 0) |
281ef544 | 707 | setup_browser(true); |
60e5c706 | 708 | else { |
8b9e74eb | 709 | use_browser = 0; |
1240005e | 710 | perf_hpp__column_enable(PERF_HPP__OVERHEAD); |
1d77822e | 711 | perf_hpp__init(); |
60e5c706 | 712 | } |
efad1415 | 713 | |
034a9265 NK |
714 | setup_sorting(report_usage, options); |
715 | ||
ef7b93a1 ACM |
716 | /* |
717 | * Only in the newt browser we are doing integrated annotation, | |
718 | * so don't allocate extra space that won't be used in the stdio | |
719 | * implementation. | |
720 | */ | |
034a9265 | 721 | if (use_browser == 1 && sort__has_sym) { |
78f7defe | 722 | symbol_conf.priv_size = sizeof(struct annotation); |
fa372aae | 723 | report.annotate_init = symbol__annotate_init; |
80d50cae ACM |
724 | /* |
725 | * For searching by name on the "Browse map details". | |
726 | * providing it only in verbose mode not to bloat too | |
727 | * much struct symbol. | |
728 | */ | |
729 | if (verbose) { | |
730 | /* | |
731 | * XXX: Need to provide a less kludgy way to ask for | |
732 | * more space per symbol, the u32 is for the index on | |
733 | * the ui browser. | |
734 | * See symbol__browser_index. | |
735 | */ | |
736 | symbol_conf.priv_size += sizeof(u32); | |
737 | symbol_conf.sort_by_name = true; | |
738 | } | |
739 | } | |
655000e7 | 740 | |
75be6cf4 | 741 | if (symbol__init() < 0) |
993ac88d | 742 | goto error; |
53cb8bc2 | 743 | |
021191b3 | 744 | if (parent_pattern != default_parent_pattern) { |
2aefa4f7 | 745 | if (sort_dimension__add("parent") < 0) |
993ac88d | 746 | goto error; |
cb1955b8 FW |
747 | |
748 | /* | |
749 | * Only show the parent fields if we explicitly | |
750 | * sort that way. If we only use parent machinery | |
751 | * for filtering, we don't want it. | |
752 | */ | |
753 | if (!strstr(sort_order, "parent")) | |
754 | sort_parent.elide = 1; | |
021191b3 | 755 | } else |
d599db3f | 756 | symbol_conf.exclude_other = false; |
b8e6d829 | 757 | |
6db6127c NK |
758 | if (argc) { |
759 | /* | |
760 | * Special case: if there's an argument left then assume that | |
761 | * it's a symbol filter: | |
762 | */ | |
763 | if (argc > 1) | |
764 | usage_with_options(report_usage, options); | |
765 | ||
766 | report.symbol_filter_str = argv[0]; | |
767 | } | |
edc52dea | 768 | |
655000e7 | 769 | sort_entry__setup_elide(&sort_comm, symbol_conf.comm_list, "comm", stdout); |
a68c2c58 SE |
770 | |
771 | if (sort__branch_mode == 1) { | |
772 | sort_entry__setup_elide(&sort_dso_from, symbol_conf.dso_from_list, "dso_from", stdout); | |
773 | sort_entry__setup_elide(&sort_dso_to, symbol_conf.dso_to_list, "dso_to", stdout); | |
774 | sort_entry__setup_elide(&sort_sym_from, symbol_conf.sym_from_list, "sym_from", stdout); | |
775 | sort_entry__setup_elide(&sort_sym_to, symbol_conf.sym_to_list, "sym_to", stdout); | |
776 | } else { | |
777 | sort_entry__setup_elide(&sort_dso, symbol_conf.dso_list, "dso", stdout); | |
778 | sort_entry__setup_elide(&sort_sym, symbol_conf.sym_list, "symbol", stdout); | |
779 | } | |
25903407 | 780 | |
993ac88d SE |
781 | ret = __cmd_report(&report); |
782 | error: | |
783 | perf_session__delete(session); | |
784 | return ret; | |
53cb8bc2 | 785 | } |