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Commit | Line | Data |
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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 ACM |
321 | |
322 | hists__fprintf_nr_sample_events(hists, evname, stdout); | |
41724e4c | 323 | hists__fprintf(hists, true, 0, 0, stdout); |
d67f088e | 324 | fprintf(stdout, "\n\n"); |
d67f088e ACM |
325 | } |
326 | ||
327 | if (sort_order == default_sort_order && | |
328 | parent_pattern == default_parent_pattern) { | |
329 | fprintf(stdout, "#\n# (%s)\n#\n", help); | |
330 | ||
fa372aae ACM |
331 | if (rep->show_threads) { |
332 | bool style = !strcmp(rep->pretty_printing_style, "raw"); | |
333 | perf_read_values_display(stdout, &rep->show_threads_values, | |
d67f088e | 334 | style); |
fa372aae | 335 | perf_read_values_destroy(&rep->show_threads_values); |
d67f088e ACM |
336 | } |
337 | } | |
338 | ||
339 | return 0; | |
340 | } | |
341 | ||
d20deb64 | 342 | static int __cmd_report(struct perf_report *rep) |
016e92fb | 343 | { |
d549c769 | 344 | int ret = -EINVAL; |
e248de33 | 345 | u64 nr_samples; |
993ac88d | 346 | struct perf_session *session = rep->session; |
e248de33 | 347 | struct perf_evsel *pos; |
ec80fde7 ACM |
348 | struct map *kernel_map; |
349 | struct kmap *kernel_kmap; | |
f9224c5c | 350 | const char *help = "For a higher level overview, try: perf report --sort comm,dso"; |
8fa66bdc | 351 | |
46656ac7 TZ |
352 | signal(SIGINT, sig_handler); |
353 | ||
fa372aae ACM |
354 | if (rep->cpu_list) { |
355 | ret = perf_session__cpu_bitmap(session, rep->cpu_list, | |
356 | rep->cpu_bitmap); | |
5d67be97 AB |
357 | if (ret) |
358 | goto out_delete; | |
359 | } | |
360 | ||
fbe96f29 | 361 | if (use_browser <= 0) |
fa372aae | 362 | perf_session__fprintf_info(session, stdout, rep->show_full_info); |
fbe96f29 | 363 | |
fa372aae ACM |
364 | if (rep->show_threads) |
365 | perf_read_values_init(&rep->show_threads_values); | |
f5970550 | 366 | |
d20deb64 | 367 | ret = perf_report__setup_sample_type(rep); |
d549c769 ACM |
368 | if (ret) |
369 | goto out_delete; | |
370 | ||
45694aa7 | 371 | ret = perf_session__process_events(session, &rep->tool); |
016e92fb | 372 | if (ret) |
94c744b6 | 373 | goto out_delete; |
97b07b69 | 374 | |
876650e6 | 375 | kernel_map = session->machines.host.vmlinux_maps[MAP__FUNCTION]; |
ec80fde7 ACM |
376 | kernel_kmap = map__kmap(kernel_map); |
377 | if (kernel_map == NULL || | |
378 | (kernel_map->dso->hit && | |
379 | (kernel_kmap->ref_reloc_sym == NULL || | |
380 | kernel_kmap->ref_reloc_sym->addr == 0))) { | |
9e755756 DA |
381 | const char *desc = |
382 | "As no suitable kallsyms nor vmlinux was found, kernel samples\n" | |
383 | "can't be resolved."; | |
384 | ||
385 | if (kernel_map) { | |
386 | const struct dso *kdso = kernel_map->dso; | |
387 | if (!RB_EMPTY_ROOT(&kdso->symbols[MAP__FUNCTION])) { | |
388 | desc = "If some relocation was applied (e.g. " | |
389 | "kexec) symbols may be misresolved."; | |
390 | } | |
391 | } | |
ec80fde7 | 392 | |
646aaea6 ACM |
393 | ui__warning( |
394 | "Kernel address maps (/proc/{kallsyms,modules}) were restricted.\n\n" | |
395 | "Check /proc/sys/kernel/kptr_restrict before running 'perf record'.\n\n%s\n\n" | |
396 | "Samples in kernel modules can't be resolved as well.\n\n", | |
9e755756 | 397 | desc); |
ec80fde7 ACM |
398 | } |
399 | ||
da21d1b5 | 400 | if (verbose > 3) |
b3165f41 | 401 | perf_session__fprintf(session, stdout); |
9ac99545 | 402 | |
da21d1b5 | 403 | if (verbose > 2) |
cbf69680 | 404 | perf_session__fprintf_dsos(session, stdout); |
16f762a2 | 405 | |
71ad0f5e JO |
406 | if (dump_trace) { |
407 | perf_session__fprintf_nr_events(session, stdout); | |
408 | goto out_delete; | |
409 | } | |
410 | ||
e248de33 ACM |
411 | nr_samples = 0; |
412 | list_for_each_entry(pos, &session->evlist->entries, node) { | |
413 | struct hists *hists = &pos->hists; | |
cbbc79a5 | 414 | |
b14ffaca NK |
415 | if (pos->idx == 0) |
416 | hists->symbol_filter_str = rep->symbol_filter_str; | |
417 | ||
1c02c4d2 | 418 | hists__collapse_resort(hists); |
fefb0b94 | 419 | hists__output_resort(hists); |
e248de33 ACM |
420 | nr_samples += hists->stats.nr_events[PERF_RECORD_SAMPLE]; |
421 | } | |
422 | ||
423 | if (nr_samples == 0) { | |
3780f488 | 424 | ui__error("The %s file has no samples!\n", session->filename); |
e248de33 | 425 | goto out_delete; |
cbbc79a5 EM |
426 | } |
427 | ||
81cce8de | 428 | if (use_browser > 0) { |
c31a9457 PE |
429 | if (use_browser == 1) { |
430 | perf_evlist__tui_browse_hists(session->evlist, help, | |
68d80758 NK |
431 | NULL, |
432 | &session->header.env); | |
c31a9457 PE |
433 | } else if (use_browser == 2) { |
434 | perf_evlist__gtk_browse_hists(session->evlist, help, | |
9783adf7 | 435 | NULL); |
c31a9457 | 436 | } |
81cce8de | 437 | } else |
d20deb64 | 438 | perf_evlist__tty_browse_hists(session->evlist, rep, help); |
3e6055ab | 439 | |
94c744b6 | 440 | out_delete: |
71e7cf3a ACM |
441 | /* |
442 | * Speed up the exit process, for large files this can | |
443 | * take quite a while. | |
444 | * | |
445 | * XXX Enable this when using valgrind or if we ever | |
446 | * librarize this command. | |
447 | * | |
448 | * Also experiment with obstacks to see how much speed | |
449 | * up we'll get here. | |
450 | * | |
451 | * perf_session__delete(session); | |
452 | */ | |
016e92fb | 453 | return ret; |
8fa66bdc ACM |
454 | } |
455 | ||
4eb3e478 | 456 | static int |
d20deb64 | 457 | parse_callchain_opt(const struct option *opt, const char *arg, int unset) |
4eb3e478 | 458 | { |
d20deb64 | 459 | struct perf_report *rep = (struct perf_report *)opt->value; |
232a5c94 | 460 | char *tok, *tok2; |
c20ab37e FW |
461 | char *endptr; |
462 | ||
b9a63b9b ACM |
463 | /* |
464 | * --no-call-graph | |
465 | */ | |
466 | if (unset) { | |
fa372aae | 467 | rep->dont_use_callchains = true; |
b9a63b9b ACM |
468 | return 0; |
469 | } | |
470 | ||
d599db3f | 471 | symbol_conf.use_callchain = true; |
4eb3e478 FW |
472 | |
473 | if (!arg) | |
474 | return 0; | |
475 | ||
c20ab37e FW |
476 | tok = strtok((char *)arg, ","); |
477 | if (!tok) | |
478 | return -1; | |
479 | ||
480 | /* get the output mode */ | |
481 | if (!strncmp(tok, "graph", strlen(arg))) | |
805d127d | 482 | callchain_param.mode = CHAIN_GRAPH_ABS; |
4eb3e478 | 483 | |
c20ab37e | 484 | else if (!strncmp(tok, "flat", strlen(arg))) |
805d127d FW |
485 | callchain_param.mode = CHAIN_FLAT; |
486 | ||
487 | else if (!strncmp(tok, "fractal", strlen(arg))) | |
488 | callchain_param.mode = CHAIN_GRAPH_REL; | |
489 | ||
b1a88349 FW |
490 | else if (!strncmp(tok, "none", strlen(arg))) { |
491 | callchain_param.mode = CHAIN_NONE; | |
b7ae11b3 | 492 | symbol_conf.use_callchain = false; |
b1a88349 FW |
493 | |
494 | return 0; | |
495 | } | |
496 | ||
4eb3e478 FW |
497 | else |
498 | return -1; | |
499 | ||
c20ab37e FW |
500 | /* get the min percentage */ |
501 | tok = strtok(NULL, ","); | |
502 | if (!tok) | |
805d127d | 503 | goto setup; |
c20ab37e | 504 | |
805d127d | 505 | callchain_param.min_percent = strtod(tok, &endptr); |
c20ab37e FW |
506 | if (tok == endptr) |
507 | return -1; | |
508 | ||
d797fdc5 SL |
509 | /* get the print limit */ |
510 | tok2 = strtok(NULL, ","); | |
511 | if (!tok2) | |
512 | goto setup; | |
513 | ||
514 | if (tok2[0] != 'c') { | |
6581f6e3 | 515 | callchain_param.print_limit = strtoul(tok2, &endptr, 0); |
d797fdc5 SL |
516 | tok2 = strtok(NULL, ","); |
517 | if (!tok2) | |
518 | goto setup; | |
519 | } | |
520 | ||
521 | /* get the call chain order */ | |
522 | if (!strcmp(tok2, "caller")) | |
523 | callchain_param.order = ORDER_CALLER; | |
524 | else if (!strcmp(tok2, "callee")) | |
525 | callchain_param.order = ORDER_CALLEE; | |
526 | else | |
527 | return -1; | |
805d127d | 528 | setup: |
16537f13 | 529 | if (callchain_register_param(&callchain_param) < 0) { |
805d127d FW |
530 | fprintf(stderr, "Can't register callchain params\n"); |
531 | return -1; | |
532 | } | |
4eb3e478 FW |
533 | return 0; |
534 | } | |
535 | ||
993ac88d | 536 | static int |
1d037ca1 IT |
537 | parse_branch_mode(const struct option *opt __maybe_unused, |
538 | const char *str __maybe_unused, int unset) | |
993ac88d SE |
539 | { |
540 | sort__branch_mode = !unset; | |
541 | return 0; | |
542 | } | |
543 | ||
1d037ca1 | 544 | int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused) |
d20deb64 | 545 | { |
993ac88d | 546 | struct perf_session *session; |
efad1415 | 547 | struct stat st; |
993ac88d SE |
548 | bool has_br_stack = false; |
549 | int ret = -1; | |
d20deb64 ACM |
550 | char callchain_default_opt[] = "fractal,0.5,callee"; |
551 | const char * const report_usage[] = { | |
fb2baceb | 552 | "perf report [<options>]", |
d20deb64 ACM |
553 | NULL |
554 | }; | |
555 | struct perf_report report = { | |
45694aa7 | 556 | .tool = { |
d20deb64 ACM |
557 | .sample = process_sample_event, |
558 | .mmap = perf_event__process_mmap, | |
559 | .comm = perf_event__process_comm, | |
f62d3f0f ACM |
560 | .exit = perf_event__process_exit, |
561 | .fork = perf_event__process_fork, | |
d20deb64 ACM |
562 | .lost = perf_event__process_lost, |
563 | .read = process_read_event, | |
564 | .attr = perf_event__process_attr, | |
565 | .event_type = perf_event__process_event_type, | |
566 | .tracing_data = perf_event__process_tracing_data, | |
567 | .build_id = perf_event__process_build_id, | |
568 | .ordered_samples = true, | |
569 | .ordering_requires_timestamps = true, | |
570 | }, | |
d20deb64 ACM |
571 | .pretty_printing_style = "normal", |
572 | }; | |
573 | const struct option options[] = { | |
70cb4e96 | 574 | OPT_STRING('i', "input", &input_name, "file", |
53cb8bc2 | 575 | "input file name"), |
c0555642 | 576 | OPT_INCR('v', "verbose", &verbose, |
815e777f | 577 | "be more verbose (show symbol address, etc)"), |
97b07b69 IM |
578 | OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, |
579 | "dump raw trace in ASCII"), | |
b32d133a ACM |
580 | OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name, |
581 | "file", "vmlinux pathname"), | |
b226a5a7 DA |
582 | OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name, |
583 | "file", "kallsyms pathname"), | |
fa372aae | 584 | OPT_BOOLEAN('f', "force", &report.force, "don't complain, do it"), |
b32d133a | 585 | OPT_BOOLEAN('m', "modules", &symbol_conf.use_modules, |
42976487 | 586 | "load module symbols - WARNING: use only with -k and LIVE kernel"), |
d599db3f | 587 | OPT_BOOLEAN('n', "show-nr-samples", &symbol_conf.show_nr_samples, |
e3d7e183 | 588 | "Show a column with the number of samples"), |
fa372aae | 589 | OPT_BOOLEAN('T', "threads", &report.show_threads, |
8d513270 | 590 | "Show per-thread event counters"), |
fa372aae | 591 | OPT_STRING(0, "pretty", &report.pretty_printing_style, "key", |
9f866697 | 592 | "pretty printing style key: normal raw"), |
fa372aae | 593 | OPT_BOOLEAN(0, "tui", &report.use_tui, "Use the TUI interface"), |
c31a9457 | 594 | OPT_BOOLEAN(0, "gtk", &report.use_gtk, "Use the GTK2 interface"), |
fa372aae ACM |
595 | OPT_BOOLEAN(0, "stdio", &report.use_stdio, |
596 | "Use the stdio interface"), | |
63299f05 | 597 | OPT_STRING('s', "sort", &sort_order, "key[,key2...]", |
b50311dc RAV |
598 | "sort by key(s): pid, comm, dso, symbol, parent, dso_to," |
599 | " dso_from, symbol_to, symbol_from, mispredict"), | |
a1645ce1 ZY |
600 | OPT_BOOLEAN(0, "showcpuutilization", &symbol_conf.show_cpu_utilization, |
601 | "Show sample percentage for different cpu modes"), | |
b25bcf2f IM |
602 | OPT_STRING('p', "parent", &parent_pattern, "regex", |
603 | "regex filter to identify parent, see: '--sort parent'"), | |
d599db3f | 604 | OPT_BOOLEAN('x', "exclude-other", &symbol_conf.exclude_other, |
b8e6d829 | 605 | "Only display entries with parent-match"), |
6581f6e3 NK |
606 | OPT_CALLBACK_DEFAULT('g', "call-graph", &report, "output_type,min_percent[,print_limit],call_order", |
607 | "Display callchains using output_type (graph, flat, fractal, or none) , min percent threshold, optional print limit and callchain order. " | |
d797fdc5 | 608 | "Default: fractal,0.5,callee", &parse_callchain_opt, callchain_default_opt), |
fa372aae ACM |
609 | OPT_BOOLEAN('G', "inverted", &report.inverted_callchain, |
610 | "alias for inverted call graph"), | |
655000e7 | 611 | OPT_STRING('d', "dsos", &symbol_conf.dso_list_str, "dso[,dso...]", |
25903407 | 612 | "only consider symbols in these dsos"), |
c8e66720 | 613 | OPT_STRING('c', "comms", &symbol_conf.comm_list_str, "comm[,comm...]", |
cc8b88b1 | 614 | "only consider symbols in these comms"), |
655000e7 | 615 | OPT_STRING('S', "symbols", &symbol_conf.sym_list_str, "symbol[,symbol...]", |
7bec7a91 | 616 | "only consider these symbols"), |
b14ffaca NK |
617 | OPT_STRING(0, "symbol-filter", &report.symbol_filter_str, "filter", |
618 | "only show symbols that (partially) match with this filter"), | |
655000e7 | 619 | OPT_STRING('w', "column-widths", &symbol_conf.col_width_list_str, |
52d422de ACM |
620 | "width[,width...]", |
621 | "don't try to adjust column width, use these fixed values"), | |
c410a338 | 622 | OPT_STRING('t', "field-separator", &symbol_conf.field_sep, "separator", |
52d422de ACM |
623 | "separator for columns, no spaces will be added between " |
624 | "columns '.' is reserved."), | |
fa372aae | 625 | OPT_BOOLEAN('U', "hide-unresolved", &report.hide_unresolved, |
71289be7 | 626 | "Only display entries resolved to a symbol"), |
ec5761ea DA |
627 | OPT_STRING(0, "symfs", &symbol_conf.symfs, "directory", |
628 | "Look for files with symbols relative to this directory"), | |
c8e66720 | 629 | OPT_STRING('C', "cpu", &report.cpu_list, "cpu", |
fa372aae ACM |
630 | "list of cpus to profile"), |
631 | OPT_BOOLEAN('I', "show-info", &report.show_full_info, | |
fbe96f29 | 632 | "Display extended information about perf.data file"), |
64c6f0c7 ACM |
633 | OPT_BOOLEAN(0, "source", &symbol_conf.annotate_src, |
634 | "Interleave source code with assembly code (default)"), | |
635 | OPT_BOOLEAN(0, "asm-raw", &symbol_conf.annotate_asm_raw, | |
636 | "Display raw encoding of assembly instructions (default)"), | |
f69b64f7 AK |
637 | OPT_STRING('M', "disassembler-style", &disassembler_style, "disassembler style", |
638 | "Specify disassembler style (e.g. -M intel for intel syntax)"), | |
3f2728bd ACM |
639 | OPT_BOOLEAN(0, "show-total-period", &symbol_conf.show_total_period, |
640 | "Show a column with the sum of periods"), | |
993ac88d SE |
641 | OPT_CALLBACK_NOOPT('b', "branch-stack", &sort__branch_mode, "", |
642 | "use branch records for histogram filling", parse_branch_mode), | |
7a4ec938 MB |
643 | OPT_STRING(0, "objdump", &objdump_path, "path", |
644 | "objdump binary to use for disassembly and annotations"), | |
53cb8bc2 | 645 | OPT_END() |
d20deb64 | 646 | }; |
53cb8bc2 | 647 | |
655000e7 ACM |
648 | argc = parse_options(argc, argv, options, report_usage, 0); |
649 | ||
fa372aae | 650 | if (report.use_stdio) |
8b9e74eb | 651 | use_browser = 0; |
fa372aae | 652 | else if (report.use_tui) |
8b9e74eb | 653 | use_browser = 1; |
c31a9457 PE |
654 | else if (report.use_gtk) |
655 | use_browser = 2; | |
8b9e74eb | 656 | |
fa372aae | 657 | if (report.inverted_callchain) |
d797fdc5 SL |
658 | callchain_param.order = ORDER_CALLER; |
659 | ||
70cb4e96 | 660 | if (!input_name || !strlen(input_name)) { |
efad1415 | 661 | if (!fstat(STDIN_FILENO, &st) && S_ISFIFO(st.st_mode)) |
70cb4e96 | 662 | input_name = "-"; |
efad1415 | 663 | else |
70cb4e96 | 664 | input_name = "perf.data"; |
efad1415 | 665 | } |
70cb4e96 | 666 | session = perf_session__new(input_name, O_RDONLY, |
993ac88d SE |
667 | report.force, false, &report.tool); |
668 | if (session == NULL) | |
669 | return -ENOMEM; | |
670 | ||
671 | report.session = session; | |
672 | ||
673 | has_br_stack = perf_header__has_feat(&session->header, | |
674 | HEADER_BRANCH_STACK); | |
efad1415 | 675 | |
993ac88d SE |
676 | if (sort__branch_mode == -1 && has_br_stack) |
677 | sort__branch_mode = 1; | |
678 | ||
a68c2c58 | 679 | /* sort__branch_mode could be 0 if --no-branch-stack */ |
993ac88d | 680 | if (sort__branch_mode == 1) { |
b50311dc | 681 | /* |
a68c2c58 SE |
682 | * if no sort_order is provided, then specify |
683 | * branch-mode specific order | |
b50311dc RAV |
684 | */ |
685 | if (sort_order == default_sort_order) | |
686 | sort_order = "comm,dso_from,symbol_from," | |
687 | "dso_to,symbol_to"; | |
688 | ||
a68c2c58 SE |
689 | } |
690 | ||
70cb4e96 | 691 | if (strcmp(input_name, "-") != 0) |
281ef544 | 692 | setup_browser(true); |
60e5c706 | 693 | else { |
8b9e74eb | 694 | use_browser = 0; |
1240005e | 695 | perf_hpp__column_enable(PERF_HPP__OVERHEAD); |
1d77822e | 696 | perf_hpp__init(); |
60e5c706 | 697 | } |
efad1415 | 698 | |
034a9265 NK |
699 | setup_sorting(report_usage, options); |
700 | ||
ef7b93a1 ACM |
701 | /* |
702 | * Only in the newt browser we are doing integrated annotation, | |
703 | * so don't allocate extra space that won't be used in the stdio | |
704 | * implementation. | |
705 | */ | |
034a9265 | 706 | if (use_browser == 1 && sort__has_sym) { |
78f7defe | 707 | symbol_conf.priv_size = sizeof(struct annotation); |
fa372aae | 708 | report.annotate_init = symbol__annotate_init; |
80d50cae ACM |
709 | /* |
710 | * For searching by name on the "Browse map details". | |
711 | * providing it only in verbose mode not to bloat too | |
712 | * much struct symbol. | |
713 | */ | |
714 | if (verbose) { | |
715 | /* | |
716 | * XXX: Need to provide a less kludgy way to ask for | |
717 | * more space per symbol, the u32 is for the index on | |
718 | * the ui browser. | |
719 | * See symbol__browser_index. | |
720 | */ | |
721 | symbol_conf.priv_size += sizeof(u32); | |
722 | symbol_conf.sort_by_name = true; | |
723 | } | |
724 | } | |
655000e7 | 725 | |
75be6cf4 | 726 | if (symbol__init() < 0) |
993ac88d | 727 | goto error; |
53cb8bc2 | 728 | |
021191b3 | 729 | if (parent_pattern != default_parent_pattern) { |
2aefa4f7 | 730 | if (sort_dimension__add("parent") < 0) |
993ac88d | 731 | goto error; |
cb1955b8 FW |
732 | |
733 | /* | |
734 | * Only show the parent fields if we explicitly | |
735 | * sort that way. If we only use parent machinery | |
736 | * for filtering, we don't want it. | |
737 | */ | |
738 | if (!strstr(sort_order, "parent")) | |
739 | sort_parent.elide = 1; | |
021191b3 | 740 | } else |
d599db3f | 741 | symbol_conf.exclude_other = false; |
b8e6d829 | 742 | |
6db6127c NK |
743 | if (argc) { |
744 | /* | |
745 | * Special case: if there's an argument left then assume that | |
746 | * it's a symbol filter: | |
747 | */ | |
748 | if (argc > 1) | |
749 | usage_with_options(report_usage, options); | |
750 | ||
751 | report.symbol_filter_str = argv[0]; | |
752 | } | |
edc52dea | 753 | |
655000e7 | 754 | sort_entry__setup_elide(&sort_comm, symbol_conf.comm_list, "comm", stdout); |
a68c2c58 SE |
755 | |
756 | if (sort__branch_mode == 1) { | |
757 | sort_entry__setup_elide(&sort_dso_from, symbol_conf.dso_from_list, "dso_from", stdout); | |
758 | sort_entry__setup_elide(&sort_dso_to, symbol_conf.dso_to_list, "dso_to", stdout); | |
759 | sort_entry__setup_elide(&sort_sym_from, symbol_conf.sym_from_list, "sym_from", stdout); | |
760 | sort_entry__setup_elide(&sort_sym_to, symbol_conf.sym_to_list, "sym_to", stdout); | |
761 | } else { | |
762 | sort_entry__setup_elide(&sort_dso, symbol_conf.dso_list, "dso", stdout); | |
763 | sort_entry__setup_elide(&sort_sym, symbol_conf.sym_list, "symbol", stdout); | |
764 | } | |
25903407 | 765 | |
993ac88d SE |
766 | ret = __cmd_report(&report); |
767 | error: | |
768 | perf_session__delete(session); | |
769 | return ret; | |
53cb8bc2 | 770 | } |