Commit | Line | Data |
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b2441318 | 1 | // SPDX-License-Identifier: GPL-2.0 |
bf9e1876 IM |
2 | /* |
3 | * builtin-report.c | |
4 | * | |
5 | * Builtin report command: Analyze the perf.data input file, | |
6 | * look up and read DSOs and symbol information and display | |
7 | * a histogram of results, along various sorting keys. | |
8 | */ | |
16f762a2 | 9 | #include "builtin.h" |
53cb8bc2 | 10 | |
bf9e1876 | 11 | #include "util/util.h" |
41840d21 | 12 | #include "util/config.h" |
bf9e1876 | 13 | |
78f7defe | 14 | #include "util/annotate.h" |
8fc0321f | 15 | #include "util/color.h" |
5da50258 | 16 | #include <linux/list.h> |
43cbcd8a | 17 | #include <linux/rbtree.h> |
930f8b34 | 18 | #include <linux/err.h> |
a2928c42 | 19 | #include "util/symbol.h" |
f55c5552 | 20 | #include "util/callchain.h" |
8d513270 | 21 | #include "util/values.h" |
8fa66bdc | 22 | |
53cb8bc2 | 23 | #include "perf.h" |
8f28827a | 24 | #include "util/debug.h" |
e248de33 ACM |
25 | #include "util/evlist.h" |
26 | #include "util/evsel.h" | |
7c6a1c65 | 27 | #include "util/header.h" |
94c744b6 | 28 | #include "util/session.h" |
45694aa7 | 29 | #include "util/tool.h" |
53cb8bc2 | 30 | |
4b6ab94e | 31 | #include <subcmd/parse-options.h> |
34b7b0f9 | 32 | #include <subcmd/exec-cmd.h> |
53cb8bc2 IM |
33 | #include "util/parse-events.h" |
34 | ||
6baa0a5a | 35 | #include "util/thread.h" |
dd68ada2 | 36 | #include "util/sort.h" |
3d1d07ec | 37 | #include "util/hist.h" |
f5fc1412 | 38 | #include "util/data.h" |
68e94f4e | 39 | #include "arch/common.h" |
46690a80 | 40 | #include "util/time-utils.h" |
520a2ebc | 41 | #include "util/auxtrace.h" |
58db1d6e | 42 | #include "util/units.h" |
2d78b189 | 43 | #include "util/branch.h" |
520a2ebc | 44 | |
fc67297b | 45 | #include <dlfcn.h> |
a43783ae | 46 | #include <errno.h> |
fd20e811 | 47 | #include <inttypes.h> |
1eae20c1 | 48 | #include <regex.h> |
9607ad3a | 49 | #include <signal.h> |
5d67be97 | 50 | #include <linux/bitmap.h> |
531d2410 | 51 | #include <linux/stringify.h> |
7a8ef4c4 ACM |
52 | #include <sys/types.h> |
53 | #include <sys/stat.h> | |
54 | #include <unistd.h> | |
6439d7d1 | 55 | #include <linux/mman.h> |
5d67be97 | 56 | |
5b969bc7 JY |
57 | #define PTIME_RANGE_MAX 10 |
58 | ||
28b21393 | 59 | struct report { |
45694aa7 | 60 | struct perf_tool tool; |
d20deb64 | 61 | struct perf_session *session; |
2059fc7a | 62 | bool use_tui, use_gtk, use_stdio; |
fa372aae ACM |
63 | bool show_full_info; |
64 | bool show_threads; | |
65 | bool inverted_callchain; | |
f4f7e28d | 66 | bool mem_mode; |
a4a4d0a7 | 67 | bool stats_mode; |
930f8b34 | 68 | bool tasks_mode; |
6439d7d1 | 69 | bool mmaps_mode; |
5cfe2c82 JO |
70 | bool header; |
71 | bool header_only; | |
98df858e | 72 | bool nonany_branch_mode; |
91e95617 | 73 | int max_stack; |
fa372aae ACM |
74 | struct perf_read_values show_threads_values; |
75 | const char *pretty_printing_style; | |
fa372aae | 76 | const char *cpu_list; |
b14ffaca | 77 | const char *symbol_filter_str; |
46690a80 | 78 | const char *time_str; |
5b969bc7 JY |
79 | struct perf_time_interval ptime_range[PTIME_RANGE_MAX]; |
80 | int range_num; | |
064f1981 | 81 | float min_percent; |
58c311da | 82 | u64 nr_entries; |
94786b67 | 83 | u64 queue_size; |
21394d94 | 84 | int socket_filter; |
fa372aae | 85 | DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS); |
2d78b189 | 86 | struct branch_type_stat brtype_stat; |
d20deb64 | 87 | }; |
5d67be97 | 88 | |
28b21393 | 89 | static int report__config(const char *var, const char *value, void *cb) |
00c7e1f1 | 90 | { |
94786b67 JO |
91 | struct report *rep = cb; |
92 | ||
00c7e1f1 NK |
93 | if (!strcmp(var, "report.group")) { |
94 | symbol_conf.event_group = perf_config_bool(var, value); | |
95 | return 0; | |
96 | } | |
eec574e6 | 97 | if (!strcmp(var, "report.percent-limit")) { |
2665b452 NK |
98 | double pcnt = strtof(value, NULL); |
99 | ||
100 | rep->min_percent = pcnt; | |
101 | callchain_param.min_percent = pcnt; | |
eec574e6 NK |
102 | return 0; |
103 | } | |
8d8e645c NK |
104 | if (!strcmp(var, "report.children")) { |
105 | symbol_conf.cumulate_callchain = perf_config_bool(var, value); | |
106 | return 0; | |
107 | } | |
25ce4bb8 ACM |
108 | if (!strcmp(var, "report.queue-size")) |
109 | return perf_config_u64(&rep->queue_size, var, value); | |
110 | ||
fa1f4565 ACM |
111 | if (!strcmp(var, "report.sort_order")) { |
112 | default_sort_order = strdup(value); | |
113 | return 0; | |
114 | } | |
00c7e1f1 | 115 | |
b8cbb349 | 116 | return 0; |
00c7e1f1 NK |
117 | } |
118 | ||
9d3c02d7 NK |
119 | static int hist_iter__report_callback(struct hist_entry_iter *iter, |
120 | struct addr_location *al, bool single, | |
121 | void *arg) | |
122 | { | |
123 | int err = 0; | |
124 | struct report *rep = arg; | |
125 | struct hist_entry *he = iter->he; | |
126 | struct perf_evsel *evsel = iter->evsel; | |
bab89f6a | 127 | struct perf_sample *sample = iter->sample; |
9d3c02d7 NK |
128 | struct mem_info *mi; |
129 | struct branch_info *bi; | |
130 | ||
9d3c02d7 NK |
131 | if (!ui__has_annotation()) |
132 | return 0; | |
133 | ||
bab89f6a | 134 | hist__account_cycles(sample->branch_stack, al, sample, |
57849998 AK |
135 | rep->nonany_branch_mode); |
136 | ||
9d3c02d7 NK |
137 | if (sort__mode == SORT_MODE__BRANCH) { |
138 | bi = he->branch_info; | |
bab89f6a | 139 | err = addr_map_symbol__inc_samples(&bi->from, sample, evsel->idx); |
9d3c02d7 NK |
140 | if (err) |
141 | goto out; | |
142 | ||
bab89f6a | 143 | err = addr_map_symbol__inc_samples(&bi->to, sample, evsel->idx); |
9d3c02d7 NK |
144 | |
145 | } else if (rep->mem_mode) { | |
146 | mi = he->mem_info; | |
bab89f6a | 147 | err = addr_map_symbol__inc_samples(&mi->daddr, sample, evsel->idx); |
9d3c02d7 NK |
148 | if (err) |
149 | goto out; | |
150 | ||
bab89f6a | 151 | err = hist_entry__inc_addr_samples(he, sample, evsel->idx, al->addr); |
9d3c02d7 NK |
152 | |
153 | } else if (symbol_conf.cumulate_callchain) { | |
154 | if (single) | |
bab89f6a | 155 | err = hist_entry__inc_addr_samples(he, sample, evsel->idx, |
9d3c02d7 NK |
156 | al->addr); |
157 | } else { | |
bab89f6a | 158 | err = hist_entry__inc_addr_samples(he, sample, evsel->idx, al->addr); |
9d3c02d7 NK |
159 | } |
160 | ||
161 | out: | |
162 | return err; | |
f4f7e28d SE |
163 | } |
164 | ||
2d78b189 JY |
165 | static int hist_iter__branch_callback(struct hist_entry_iter *iter, |
166 | struct addr_location *al __maybe_unused, | |
167 | bool single __maybe_unused, | |
168 | void *arg) | |
169 | { | |
170 | struct hist_entry *he = iter->he; | |
171 | struct report *rep = arg; | |
172 | struct branch_info *bi; | |
40c39e30 JY |
173 | struct perf_sample *sample = iter->sample; |
174 | struct perf_evsel *evsel = iter->evsel; | |
175 | int err; | |
176 | ||
177 | if (!ui__has_annotation()) | |
178 | return 0; | |
179 | ||
180 | hist__account_cycles(sample->branch_stack, al, sample, | |
181 | rep->nonany_branch_mode); | |
2d78b189 JY |
182 | |
183 | bi = he->branch_info; | |
40c39e30 JY |
184 | err = addr_map_symbol__inc_samples(&bi->from, sample, evsel->idx); |
185 | if (err) | |
186 | goto out; | |
187 | ||
188 | err = addr_map_symbol__inc_samples(&bi->to, sample, evsel->idx); | |
189 | ||
2d78b189 JY |
190 | branch_type_count(&rep->brtype_stat, &bi->flags, |
191 | bi->from.addr, bi->to.addr); | |
192 | ||
40c39e30 JY |
193 | out: |
194 | return err; | |
2d78b189 JY |
195 | } |
196 | ||
45694aa7 | 197 | static int process_sample_event(struct perf_tool *tool, |
d20deb64 | 198 | union perf_event *event, |
8115d60c | 199 | struct perf_sample *sample, |
9e69c210 | 200 | struct perf_evsel *evsel, |
743eb868 | 201 | struct machine *machine) |
75051724 | 202 | { |
28b21393 | 203 | struct report *rep = container_of(tool, struct report, tool); |
1ed091c4 | 204 | struct addr_location al; |
69bcb019 | 205 | struct hist_entry_iter iter = { |
063bd936 NK |
206 | .evsel = evsel, |
207 | .sample = sample, | |
b49a8fe5 | 208 | .hide_unresolved = symbol_conf.hide_unresolved, |
063bd936 | 209 | .add_entry_cb = hist_iter__report_callback, |
69bcb019 | 210 | }; |
b91fc39f | 211 | int ret = 0; |
180f95e2 | 212 | |
5b969bc7 JY |
213 | if (perf_time__ranges_skip_sample(rep->ptime_range, rep->range_num, |
214 | sample->time)) { | |
46690a80 | 215 | return 0; |
5b969bc7 | 216 | } |
46690a80 | 217 | |
bb3eb566 | 218 | if (machine__resolve(machine, &al, sample) < 0) { |
a4210141 NK |
219 | pr_debug("problem processing %d event, skipping it.\n", |
220 | event->header.type); | |
75051724 IM |
221 | return -1; |
222 | } | |
e7fb08b1 | 223 | |
b49a8fe5 | 224 | if (symbol_conf.hide_unresolved && al.sym == NULL) |
b91fc39f | 225 | goto out_put; |
7bec7a91 | 226 | |
fa372aae | 227 | if (rep->cpu_list && !test_bit(sample->cpu, rep->cpu_bitmap)) |
b91fc39f | 228 | goto out_put; |
5d67be97 | 229 | |
f86225db AH |
230 | if (sort__mode == SORT_MODE__BRANCH) { |
231 | /* | |
232 | * A non-synthesized event might not have a branch stack if | |
233 | * branch stacks have been synthesized (using itrace options). | |
234 | */ | |
235 | if (!sample->branch_stack) | |
236 | goto out_put; | |
2d78b189 JY |
237 | |
238 | iter.add_entry_cb = hist_iter__branch_callback; | |
69bcb019 | 239 | iter.ops = &hist_iter_branch; |
f86225db | 240 | } else if (rep->mem_mode) { |
69bcb019 | 241 | iter.ops = &hist_iter_mem; |
f86225db | 242 | } else if (symbol_conf.cumulate_callchain) { |
7a13aa28 | 243 | iter.ops = &hist_iter_cumulative; |
f86225db | 244 | } else { |
69bcb019 | 245 | iter.ops = &hist_iter_normal; |
f86225db | 246 | } |
69bcb019 NK |
247 | |
248 | if (al.map != NULL) | |
249 | al.map->dso->hit = 1; | |
250 | ||
063bd936 | 251 | ret = hist_entry_iter__add(&iter, &al, rep->max_stack, rep); |
69bcb019 NK |
252 | if (ret < 0) |
253 | pr_debug("problem adding hist entry, skipping event\n"); | |
b91fc39f ACM |
254 | out_put: |
255 | addr_location__put(&al); | |
27a0dcb7 | 256 | return ret; |
75051724 | 257 | } |
3502973d | 258 | |
45694aa7 | 259 | static int process_read_event(struct perf_tool *tool, |
d20deb64 | 260 | union perf_event *event, |
1d037ca1 | 261 | struct perf_sample *sample __maybe_unused, |
743eb868 | 262 | struct perf_evsel *evsel, |
1d037ca1 | 263 | struct machine *machine __maybe_unused) |
e9ea2fde | 264 | { |
28b21393 | 265 | struct report *rep = container_of(tool, struct report, tool); |
743eb868 | 266 | |
fa372aae | 267 | if (rep->show_threads) { |
7289f83c | 268 | const char *name = evsel ? perf_evsel__name(evsel) : "unknown"; |
89973506 | 269 | int err = perf_read_values_add_value(&rep->show_threads_values, |
8d513270 | 270 | event->read.pid, event->read.tid, |
9933183e | 271 | evsel->idx, |
8d513270 BG |
272 | name, |
273 | event->read.value); | |
89973506 ACM |
274 | |
275 | if (err) | |
276 | return err; | |
8d513270 BG |
277 | } |
278 | ||
e9ea2fde PZ |
279 | return 0; |
280 | } | |
281 | ||
300aa941 | 282 | /* For pipe mode, sample_type is not currently set */ |
28b21393 | 283 | static int report__setup_sample_type(struct report *rep) |
d80d338d | 284 | { |
c824c433 ACM |
285 | struct perf_session *session = rep->session; |
286 | u64 sample_type = perf_evlist__combined_sample_type(session->evlist); | |
8ceb41d7 | 287 | bool is_pipe = perf_data__is_pipe(session->data); |
d20deb64 | 288 | |
d062ac16 AH |
289 | if (session->itrace_synth_opts->callchain || |
290 | (!is_pipe && | |
291 | perf_header__has_feat(&session->header, HEADER_AUXTRACE) && | |
292 | !session->itrace_synth_opts->set)) | |
293 | sample_type |= PERF_SAMPLE_CALLCHAIN; | |
294 | ||
c7eced63 AH |
295 | if (session->itrace_synth_opts->last_branch) |
296 | sample_type |= PERF_SAMPLE_BRANCH_STACK; | |
297 | ||
cc9784bd | 298 | if (!is_pipe && !(sample_type & PERF_SAMPLE_CALLCHAIN)) { |
de7e6a7c | 299 | if (perf_hpp_list.parent) { |
3780f488 | 300 | ui__error("Selected --sort parent, but no " |
00894ce9 ACM |
301 | "callchain data. Did you call " |
302 | "'perf record' without -g?\n"); | |
d549c769 | 303 | return -EINVAL; |
91b4eaea | 304 | } |
b49a821e JY |
305 | if (symbol_conf.use_callchain && |
306 | !symbol_conf.show_branchflag_count) { | |
307 | ui__error("Selected -g or --branch-history.\n" | |
308 | "But no callchain or branch data.\n" | |
309 | "Did you call 'perf record' without -g or -b?\n"); | |
016e92fb | 310 | return -1; |
91b4eaea | 311 | } |
1cc83815 | 312 | } else if (!callchain_param.enabled && |
fa372aae | 313 | callchain_param.mode != CHAIN_NONE && |
b9a63b9b | 314 | !symbol_conf.use_callchain) { |
d599db3f | 315 | symbol_conf.use_callchain = true; |
16537f13 | 316 | if (callchain_register_param(&callchain_param) < 0) { |
3780f488 | 317 | ui__error("Can't register callchain params.\n"); |
d549c769 | 318 | return -EINVAL; |
b1a88349 | 319 | } |
f5970550 PZ |
320 | } |
321 | ||
793aaaab NK |
322 | if (symbol_conf.cumulate_callchain) { |
323 | /* Silently ignore if callchain is missing */ | |
324 | if (!(sample_type & PERF_SAMPLE_CALLCHAIN)) { | |
325 | symbol_conf.cumulate_callchain = false; | |
326 | perf_hpp__cancel_cumulate(); | |
327 | } | |
328 | } | |
329 | ||
55369fc1 | 330 | if (sort__mode == SORT_MODE__BRANCH) { |
cc9784bd | 331 | if (!is_pipe && |
7f3be652 | 332 | !(sample_type & PERF_SAMPLE_BRANCH_STACK)) { |
3780f488 NK |
333 | ui__error("Selected -b but no branch data. " |
334 | "Did you call perf record without -b?\n"); | |
b50311dc RAV |
335 | return -1; |
336 | } | |
337 | } | |
338 | ||
0cdccac6 NK |
339 | if (symbol_conf.use_callchain || symbol_conf.cumulate_callchain) { |
340 | if ((sample_type & PERF_SAMPLE_REGS_USER) && | |
eabad8c6 | 341 | (sample_type & PERF_SAMPLE_STACK_USER)) { |
0cdccac6 | 342 | callchain_param.record_mode = CALLCHAIN_DWARF; |
eabad8c6 ACM |
343 | dwarf_callchain_users = true; |
344 | } else if (sample_type & PERF_SAMPLE_BRANCH_STACK) | |
aad2b21c | 345 | callchain_param.record_mode = CALLCHAIN_LBR; |
0cdccac6 NK |
346 | else |
347 | callchain_param.record_mode = CALLCHAIN_FP; | |
348 | } | |
98df858e AK |
349 | |
350 | /* ??? handle more cases than just ANY? */ | |
351 | if (!(perf_evlist__combined_branch_type(session->evlist) & | |
352 | PERF_SAMPLE_BRANCH_ANY)) | |
353 | rep->nonany_branch_mode = true; | |
354 | ||
016e92fb FW |
355 | return 0; |
356 | } | |
6142f9ec | 357 | |
1d037ca1 | 358 | static void sig_handler(int sig __maybe_unused) |
46656ac7 TZ |
359 | { |
360 | session_done = 1; | |
361 | } | |
362 | ||
28b21393 | 363 | static size_t hists__fprintf_nr_sample_events(struct hists *hists, struct report *rep, |
c82ee828 ACM |
364 | const char *evname, FILE *fp) |
365 | { | |
366 | size_t ret; | |
367 | char unit; | |
c824c433 ACM |
368 | unsigned long nr_samples = hists->stats.nr_events[PERF_RECORD_SAMPLE]; |
369 | u64 nr_events = hists->stats.total_period; | |
370 | struct perf_evsel *evsel = hists_to_evsel(hists); | |
717e263f NK |
371 | char buf[512]; |
372 | size_t size = sizeof(buf); | |
84734b06 | 373 | int socked_id = hists->socket_filter; |
717e263f | 374 | |
27fafab5 NK |
375 | if (quiet) |
376 | return 0; | |
377 | ||
f2148330 NK |
378 | if (symbol_conf.filter_relative) { |
379 | nr_samples = hists->stats.nr_non_filtered_samples; | |
380 | nr_events = hists->stats.total_non_filtered_period; | |
381 | } | |
382 | ||
759ff497 | 383 | if (perf_evsel__is_group_event(evsel)) { |
717e263f NK |
384 | struct perf_evsel *pos; |
385 | ||
386 | perf_evsel__group_desc(evsel, buf, size); | |
387 | evname = buf; | |
388 | ||
389 | for_each_group_member(pos, evsel) { | |
4ea062ed ACM |
390 | const struct hists *pos_hists = evsel__hists(pos); |
391 | ||
f2148330 | 392 | if (symbol_conf.filter_relative) { |
4ea062ed ACM |
393 | nr_samples += pos_hists->stats.nr_non_filtered_samples; |
394 | nr_events += pos_hists->stats.total_non_filtered_period; | |
f2148330 | 395 | } else { |
4ea062ed ACM |
396 | nr_samples += pos_hists->stats.nr_events[PERF_RECORD_SAMPLE]; |
397 | nr_events += pos_hists->stats.total_period; | |
f2148330 | 398 | } |
717e263f NK |
399 | } |
400 | } | |
c82ee828 | 401 | |
cc686280 AR |
402 | nr_samples = convert_unit(nr_samples, &unit); |
403 | ret = fprintf(fp, "# Samples: %lu%c", nr_samples, unit); | |
c82ee828 | 404 | if (evname != NULL) |
cc686280 AR |
405 | ret += fprintf(fp, " of event '%s'", evname); |
406 | ||
9e207ddf KL |
407 | if (symbol_conf.show_ref_callgraph && |
408 | strstr(evname, "call-graph=no")) { | |
409 | ret += fprintf(fp, ", show reference callgraph"); | |
410 | } | |
411 | ||
f4f7e28d SE |
412 | if (rep->mem_mode) { |
413 | ret += fprintf(fp, "\n# Total weight : %" PRIu64, nr_events); | |
228f14f2 | 414 | ret += fprintf(fp, "\n# Sort order : %s", sort_order ? : default_mem_sort_order); |
f4f7e28d SE |
415 | } else |
416 | ret += fprintf(fp, "\n# Event count (approx.): %" PRIu64, nr_events); | |
21394d94 | 417 | |
84734b06 KL |
418 | if (socked_id > -1) |
419 | ret += fprintf(fp, "\n# Processor Socket: %d", socked_id); | |
21394d94 | 420 | |
c82ee828 ACM |
421 | return ret + fprintf(fp, "\n#\n"); |
422 | } | |
423 | ||
7f0030b2 | 424 | static int perf_evlist__tty_browse_hists(struct perf_evlist *evlist, |
28b21393 | 425 | struct report *rep, |
7f0030b2 | 426 | const char *help) |
d67f088e | 427 | { |
e248de33 | 428 | struct perf_evsel *pos; |
d67f088e | 429 | |
27fafab5 NK |
430 | if (!quiet) { |
431 | fprintf(stdout, "#\n# Total Lost Samples: %" PRIu64 "\n#\n", | |
432 | evlist->stats.total_lost_samples); | |
433 | } | |
434 | ||
e5cadb93 | 435 | evlist__for_each_entry(evlist, pos) { |
4ea062ed | 436 | struct hists *hists = evsel__hists(pos); |
7289f83c | 437 | const char *evname = perf_evsel__name(pos); |
d67f088e | 438 | |
fc24d7c2 NK |
439 | if (symbol_conf.event_group && |
440 | !perf_evsel__is_group_leader(pos)) | |
441 | continue; | |
442 | ||
28b21393 | 443 | hists__fprintf_nr_sample_events(hists, rep, evname, stdout); |
27fafab5 | 444 | hists__fprintf(hists, !quiet, 0, 0, rep->min_percent, stdout, |
b49a821e JY |
445 | symbol_conf.use_callchain || |
446 | symbol_conf.show_branchflag_count); | |
d67f088e | 447 | fprintf(stdout, "\n\n"); |
d67f088e ACM |
448 | } |
449 | ||
8b53dbef | 450 | if (!quiet) |
d67f088e ACM |
451 | fprintf(stdout, "#\n# (%s)\n#\n", help); |
452 | ||
021162cf NK |
453 | if (rep->show_threads) { |
454 | bool style = !strcmp(rep->pretty_printing_style, "raw"); | |
455 | perf_read_values_display(stdout, &rep->show_threads_values, | |
456 | style); | |
457 | perf_read_values_destroy(&rep->show_threads_values); | |
d67f088e ACM |
458 | } |
459 | ||
2d78b189 JY |
460 | if (sort__mode == SORT_MODE__BRANCH) |
461 | branch_type_stat_display(stdout, &rep->brtype_stat); | |
462 | ||
d67f088e ACM |
463 | return 0; |
464 | } | |
465 | ||
fad2918e ACM |
466 | static void report__warn_kptr_restrict(const struct report *rep) |
467 | { | |
a5e813c6 | 468 | struct map *kernel_map = machine__kernel_map(&rep->session->machines.host); |
f6fcc143 | 469 | struct kmap *kernel_kmap = kernel_map ? map__kmap(kernel_map) : NULL; |
fad2918e | 470 | |
9c39ed90 ACM |
471 | if (perf_evlist__exclude_kernel(rep->session->evlist)) |
472 | return; | |
473 | ||
fad2918e ACM |
474 | if (kernel_map == NULL || |
475 | (kernel_map->dso->hit && | |
476 | (kernel_kmap->ref_reloc_sym == NULL || | |
477 | kernel_kmap->ref_reloc_sym->addr == 0))) { | |
478 | const char *desc = | |
479 | "As no suitable kallsyms nor vmlinux was found, kernel samples\n" | |
480 | "can't be resolved."; | |
481 | ||
482 | if (kernel_map) { | |
483 | const struct dso *kdso = kernel_map->dso; | |
484 | if (!RB_EMPTY_ROOT(&kdso->symbols[MAP__FUNCTION])) { | |
485 | desc = "If some relocation was applied (e.g. " | |
486 | "kexec) symbols may be misresolved."; | |
487 | } | |
488 | } | |
489 | ||
490 | ui__warning( | |
491 | "Kernel address maps (/proc/{kallsyms,modules}) were restricted.\n\n" | |
492 | "Check /proc/sys/kernel/kptr_restrict before running 'perf record'.\n\n%s\n\n" | |
493 | "Samples in kernel modules can't be resolved as well.\n\n", | |
494 | desc); | |
495 | } | |
496 | } | |
497 | ||
8362951b ACM |
498 | static int report__gtk_browse_hists(struct report *rep, const char *help) |
499 | { | |
500 | int (*hist_browser)(struct perf_evlist *evlist, const char *help, | |
501 | struct hist_browser_timer *timer, float min_pcnt); | |
502 | ||
503 | hist_browser = dlsym(perf_gtk_handle, "perf_evlist__gtk_browse_hists"); | |
504 | ||
505 | if (hist_browser == NULL) { | |
506 | ui__error("GTK browser not found!\n"); | |
507 | return -1; | |
508 | } | |
509 | ||
510 | return hist_browser(rep->session->evlist, help, NULL, rep->min_percent); | |
511 | } | |
512 | ||
513 | static int report__browse_hists(struct report *rep) | |
514 | { | |
515 | int ret; | |
516 | struct perf_session *session = rep->session; | |
517 | struct perf_evlist *evlist = session->evlist; | |
34b7b0f9 NK |
518 | const char *help = perf_tip(system_path(TIPDIR)); |
519 | ||
520 | if (help == NULL) { | |
521 | /* fallback for people who don't install perf ;-) */ | |
522 | help = perf_tip(DOCDIR); | |
523 | if (help == NULL) | |
524 | help = "Cannot load tips.txt file, please install perf!"; | |
525 | } | |
8362951b ACM |
526 | |
527 | switch (use_browser) { | |
528 | case 1: | |
529 | ret = perf_evlist__tui_browse_hists(evlist, help, NULL, | |
530 | rep->min_percent, | |
531 | &session->header.env); | |
532 | /* | |
533 | * Usually "ret" is the last pressed key, and we only | |
534 | * care if the key notifies us to switch data file. | |
535 | */ | |
536 | if (ret != K_SWITCH_INPUT_DATA) | |
537 | ret = 0; | |
538 | break; | |
539 | case 2: | |
540 | ret = report__gtk_browse_hists(rep, help); | |
541 | break; | |
542 | default: | |
543 | ret = perf_evlist__tty_browse_hists(evlist, rep, help); | |
544 | break; | |
545 | } | |
546 | ||
547 | return ret; | |
548 | } | |
549 | ||
5b2ea6f2 | 550 | static int report__collapse_hists(struct report *rep) |
f6d8b057 ACM |
551 | { |
552 | struct ui_progress prog; | |
553 | struct perf_evsel *pos; | |
5b2ea6f2 | 554 | int ret = 0; |
f6d8b057 | 555 | |
58c311da | 556 | ui_progress__init(&prog, rep->nr_entries, "Merging related events..."); |
f6d8b057 | 557 | |
e5cadb93 | 558 | evlist__for_each_entry(rep->session->evlist, pos) { |
4ea062ed | 559 | struct hists *hists = evsel__hists(pos); |
f6d8b057 ACM |
560 | |
561 | if (pos->idx == 0) | |
562 | hists->symbol_filter_str = rep->symbol_filter_str; | |
563 | ||
21394d94 KL |
564 | hists->socket_filter = rep->socket_filter; |
565 | ||
5b2ea6f2 NK |
566 | ret = hists__collapse_resort(hists, &prog); |
567 | if (ret < 0) | |
568 | break; | |
f6d8b057 ACM |
569 | |
570 | /* Non-group events are considered as leader */ | |
571 | if (symbol_conf.event_group && | |
572 | !perf_evsel__is_group_leader(pos)) { | |
4ea062ed | 573 | struct hists *leader_hists = evsel__hists(pos->leader); |
f6d8b057 ACM |
574 | |
575 | hists__match(leader_hists, hists); | |
576 | hists__link(leader_hists, hists); | |
577 | } | |
578 | } | |
579 | ||
580 | ui_progress__finish(); | |
5b2ea6f2 | 581 | return ret; |
f6d8b057 ACM |
582 | } |
583 | ||
740b97f9 NK |
584 | static void report__output_resort(struct report *rep) |
585 | { | |
586 | struct ui_progress prog; | |
587 | struct perf_evsel *pos; | |
588 | ||
589 | ui_progress__init(&prog, rep->nr_entries, "Sorting events for output..."); | |
590 | ||
e5cadb93 | 591 | evlist__for_each_entry(rep->session->evlist, pos) |
452ce03b | 592 | perf_evsel__output_resort(pos, &prog); |
740b97f9 NK |
593 | |
594 | ui_progress__finish(); | |
595 | } | |
596 | ||
a4a4d0a7 JO |
597 | static void stats_setup(struct report *rep) |
598 | { | |
599 | memset(&rep->tool, 0, sizeof(rep->tool)); | |
600 | rep->tool.no_warn = true; | |
601 | } | |
602 | ||
603 | static int stats_print(struct report *rep) | |
604 | { | |
605 | struct perf_session *session = rep->session; | |
606 | ||
607 | perf_session__fprintf_nr_events(session, stdout); | |
608 | return 0; | |
609 | } | |
610 | ||
930f8b34 JO |
611 | static void tasks_setup(struct report *rep) |
612 | { | |
613 | memset(&rep->tool, 0, sizeof(rep->tool)); | |
6439d7d1 ACM |
614 | if (rep->mmaps_mode) { |
615 | rep->tool.mmap = perf_event__process_mmap; | |
616 | rep->tool.mmap2 = perf_event__process_mmap2; | |
617 | } | |
930f8b34 JO |
618 | rep->tool.comm = perf_event__process_comm; |
619 | rep->tool.exit = perf_event__process_exit; | |
620 | rep->tool.fork = perf_event__process_fork; | |
621 | rep->tool.no_warn = true; | |
622 | } | |
623 | ||
624 | struct task { | |
625 | struct thread *thread; | |
626 | struct list_head list; | |
627 | struct list_head children; | |
628 | }; | |
629 | ||
630 | static struct task *tasks_list(struct task *task, struct machine *machine) | |
631 | { | |
632 | struct thread *parent_thread, *thread = task->thread; | |
633 | struct task *parent_task; | |
634 | ||
635 | /* Already listed. */ | |
636 | if (!list_empty(&task->list)) | |
637 | return NULL; | |
638 | ||
639 | /* Last one in the chain. */ | |
640 | if (thread->ppid == -1) | |
641 | return task; | |
642 | ||
643 | parent_thread = machine__find_thread(machine, -1, thread->ppid); | |
644 | if (!parent_thread) | |
645 | return ERR_PTR(-ENOENT); | |
646 | ||
647 | parent_task = thread__priv(parent_thread); | |
648 | list_add_tail(&task->list, &parent_task->children); | |
649 | return tasks_list(parent_task, machine); | |
650 | } | |
651 | ||
6439d7d1 ACM |
652 | static size_t maps__fprintf_task(struct maps *maps, int indent, FILE *fp) |
653 | { | |
654 | size_t printed = 0; | |
655 | struct rb_node *nd; | |
656 | ||
657 | for (nd = rb_first(&maps->entries); nd; nd = rb_next(nd)) { | |
658 | struct map *map = rb_entry(nd, struct map, rb_node); | |
659 | ||
660 | printed += fprintf(fp, "%*s %" PRIx64 "-%" PRIx64 " %c%c%c%c %08" PRIx64 " %" PRIu64 " %s\n", | |
661 | indent, "", map->start, map->end, | |
662 | map->prot & PROT_READ ? 'r' : '-', | |
663 | map->prot & PROT_WRITE ? 'w' : '-', | |
664 | map->prot & PROT_EXEC ? 'x' : '-', | |
665 | map->flags & MAP_SHARED ? 's' : 'p', | |
666 | map->pgoff, | |
667 | map->ino, map->dso->name); | |
668 | } | |
669 | ||
670 | return printed; | |
671 | } | |
672 | ||
673 | static int map_groups__fprintf_task(struct map_groups *mg, int indent, FILE *fp) | |
674 | { | |
675 | int printed = 0, i; | |
676 | for (i = 0; i < MAP__NR_TYPES; ++i) | |
677 | printed += maps__fprintf_task(&mg->maps[i], indent, fp); | |
678 | return printed; | |
679 | } | |
680 | ||
930f8b34 JO |
681 | static void task__print_level(struct task *task, FILE *fp, int level) |
682 | { | |
683 | struct thread *thread = task->thread; | |
684 | struct task *child; | |
6439d7d1 ACM |
685 | int comm_indent = fprintf(fp, " %8d %8d %8d |%*s", |
686 | thread->pid_, thread->tid, thread->ppid, | |
687 | level, ""); | |
688 | ||
689 | fprintf(fp, "%s\n", thread__comm_str(thread)); | |
930f8b34 | 690 | |
6439d7d1 | 691 | map_groups__fprintf_task(thread->mg, comm_indent, fp); |
930f8b34 JO |
692 | |
693 | if (!list_empty(&task->children)) { | |
694 | list_for_each_entry(child, &task->children, list) | |
695 | task__print_level(child, fp, level + 1); | |
696 | } | |
697 | } | |
698 | ||
699 | static int tasks_print(struct report *rep, FILE *fp) | |
700 | { | |
701 | struct perf_session *session = rep->session; | |
702 | struct machine *machine = &session->machines.host; | |
703 | struct task *tasks, *task; | |
704 | unsigned int nr = 0, itask = 0, i; | |
705 | struct rb_node *nd; | |
706 | LIST_HEAD(list); | |
707 | ||
708 | /* | |
709 | * No locking needed while accessing machine->threads, | |
710 | * because --tasks is single threaded command. | |
711 | */ | |
712 | ||
713 | /* Count all the threads. */ | |
714 | for (i = 0; i < THREADS__TABLE_SIZE; i++) | |
715 | nr += machine->threads[i].nr; | |
716 | ||
717 | tasks = malloc(sizeof(*tasks) * nr); | |
718 | if (!tasks) | |
719 | return -ENOMEM; | |
720 | ||
721 | for (i = 0; i < THREADS__TABLE_SIZE; i++) { | |
722 | struct threads *threads = &machine->threads[i]; | |
723 | ||
724 | for (nd = rb_first(&threads->entries); nd; nd = rb_next(nd)) { | |
725 | task = tasks + itask++; | |
726 | ||
727 | task->thread = rb_entry(nd, struct thread, rb_node); | |
728 | INIT_LIST_HEAD(&task->children); | |
729 | INIT_LIST_HEAD(&task->list); | |
730 | thread__set_priv(task->thread, task); | |
731 | } | |
732 | } | |
733 | ||
734 | /* | |
735 | * Iterate every task down to the unprocessed parent | |
736 | * and link all in task children list. Task with no | |
737 | * parent is added into 'list'. | |
738 | */ | |
739 | for (itask = 0; itask < nr; itask++) { | |
740 | task = tasks + itask; | |
741 | ||
742 | if (!list_empty(&task->list)) | |
743 | continue; | |
744 | ||
745 | task = tasks_list(task, machine); | |
746 | if (IS_ERR(task)) { | |
747 | pr_err("Error: failed to process tasks\n"); | |
748 | free(tasks); | |
749 | return PTR_ERR(task); | |
750 | } | |
751 | ||
752 | if (task) | |
753 | list_add_tail(&task->list, &list); | |
754 | } | |
755 | ||
756 | fprintf(fp, "# %8s %8s %8s %s\n", "pid", "tid", "ppid", "comm"); | |
757 | ||
758 | list_for_each_entry(task, &list, list) | |
759 | task__print_level(task, fp, 0); | |
760 | ||
761 | free(tasks); | |
762 | return 0; | |
763 | } | |
764 | ||
28b21393 | 765 | static int __cmd_report(struct report *rep) |
016e92fb | 766 | { |
f6d8b057 | 767 | int ret; |
993ac88d | 768 | struct perf_session *session = rep->session; |
e248de33 | 769 | struct perf_evsel *pos; |
8ceb41d7 | 770 | struct perf_data *data = session->data; |
8fa66bdc | 771 | |
46656ac7 TZ |
772 | signal(SIGINT, sig_handler); |
773 | ||
fa372aae ACM |
774 | if (rep->cpu_list) { |
775 | ret = perf_session__cpu_bitmap(session, rep->cpu_list, | |
776 | rep->cpu_bitmap); | |
25b1606b NK |
777 | if (ret) { |
778 | ui__error("failed to set cpu bitmap\n"); | |
d4ae0a6f | 779 | return ret; |
25b1606b | 780 | } |
644e0840 | 781 | session->itrace_synth_opts->cpu_bitmap = rep->cpu_bitmap; |
5d67be97 AB |
782 | } |
783 | ||
89973506 ACM |
784 | if (rep->show_threads) { |
785 | ret = perf_read_values_init(&rep->show_threads_values); | |
786 | if (ret) | |
787 | return ret; | |
788 | } | |
f5970550 | 789 | |
28b21393 | 790 | ret = report__setup_sample_type(rep); |
25b1606b NK |
791 | if (ret) { |
792 | /* report__setup_sample_type() already showed error message */ | |
d4ae0a6f | 793 | return ret; |
25b1606b | 794 | } |
d549c769 | 795 | |
a4a4d0a7 JO |
796 | if (rep->stats_mode) |
797 | stats_setup(rep); | |
798 | ||
930f8b34 JO |
799 | if (rep->tasks_mode) |
800 | tasks_setup(rep); | |
801 | ||
b7b61cbe | 802 | ret = perf_session__process_events(session); |
25b1606b NK |
803 | if (ret) { |
804 | ui__error("failed to process sample\n"); | |
d4ae0a6f | 805 | return ret; |
25b1606b | 806 | } |
97b07b69 | 807 | |
a4a4d0a7 JO |
808 | if (rep->stats_mode) |
809 | return stats_print(rep); | |
810 | ||
930f8b34 JO |
811 | if (rep->tasks_mode) |
812 | return tasks_print(rep, stdout); | |
813 | ||
fad2918e | 814 | report__warn_kptr_restrict(rep); |
ec80fde7 | 815 | |
e5cadb93 | 816 | evlist__for_each_entry(session->evlist, pos) |
590cd344 NK |
817 | rep->nr_entries += evsel__hists(pos)->nr_entries; |
818 | ||
150e465a NK |
819 | if (use_browser == 0) { |
820 | if (verbose > 3) | |
821 | perf_session__fprintf(session, stdout); | |
9ac99545 | 822 | |
150e465a NK |
823 | if (verbose > 2) |
824 | perf_session__fprintf_dsos(session, stdout); | |
16f762a2 | 825 | |
150e465a NK |
826 | if (dump_trace) { |
827 | perf_session__fprintf_nr_events(session, stdout); | |
2a1731fb | 828 | perf_evlist__fprintf_nr_events(session->evlist, stdout); |
150e465a NK |
829 | return 0; |
830 | } | |
71ad0f5e JO |
831 | } |
832 | ||
5b2ea6f2 NK |
833 | ret = report__collapse_hists(rep); |
834 | if (ret) { | |
835 | ui__error("failed to process hist entry\n"); | |
836 | return ret; | |
837 | } | |
e248de33 | 838 | |
33e940a2 ACM |
839 | if (session_done()) |
840 | return 0; | |
841 | ||
740b97f9 NK |
842 | /* |
843 | * recalculate number of entries after collapsing since it | |
844 | * might be changed during the collapse phase. | |
845 | */ | |
846 | rep->nr_entries = 0; | |
e5cadb93 | 847 | evlist__for_each_entry(session->evlist, pos) |
740b97f9 NK |
848 | rep->nr_entries += evsel__hists(pos)->nr_entries; |
849 | ||
58c311da | 850 | if (rep->nr_entries == 0) { |
eae8ad80 | 851 | ui__error("The %s file has no samples!\n", data->file.path); |
d4ae0a6f | 852 | return 0; |
cbbc79a5 EM |
853 | } |
854 | ||
740b97f9 | 855 | report__output_resort(rep); |
6e1f601a | 856 | |
8362951b | 857 | return report__browse_hists(rep); |
8fa66bdc ACM |
858 | } |
859 | ||
4eb3e478 | 860 | static int |
cff6bb46 | 861 | report_parse_callchain_opt(const struct option *opt, const char *arg, int unset) |
4eb3e478 | 862 | { |
1cc83815 | 863 | struct callchain_param *callchain = opt->value; |
c20ab37e | 864 | |
1cc83815 | 865 | callchain->enabled = !unset; |
b9a63b9b ACM |
866 | /* |
867 | * --no-call-graph | |
868 | */ | |
869 | if (unset) { | |
1cc83815 ACM |
870 | symbol_conf.use_callchain = false; |
871 | callchain->mode = CHAIN_NONE; | |
b9a63b9b ACM |
872 | return 0; |
873 | } | |
874 | ||
cff6bb46 | 875 | return parse_callchain_report_opt(arg); |
4eb3e478 FW |
876 | } |
877 | ||
b21484f1 GP |
878 | int |
879 | report_parse_ignore_callees_opt(const struct option *opt __maybe_unused, | |
880 | const char *arg, int unset __maybe_unused) | |
881 | { | |
882 | if (arg) { | |
883 | int err = regcomp(&ignore_callees_regex, arg, REG_EXTENDED); | |
884 | if (err) { | |
885 | char buf[BUFSIZ]; | |
886 | regerror(err, &ignore_callees_regex, buf, sizeof(buf)); | |
887 | pr_err("Invalid --ignore-callees regex: %s\n%s", arg, buf); | |
888 | return -1; | |
889 | } | |
890 | have_ignore_callees = 1; | |
891 | } | |
892 | ||
893 | return 0; | |
894 | } | |
895 | ||
993ac88d | 896 | static int |
7e6a7998 | 897 | parse_branch_mode(const struct option *opt, |
1d037ca1 | 898 | const char *str __maybe_unused, int unset) |
993ac88d | 899 | { |
55369fc1 NK |
900 | int *branch_mode = opt->value; |
901 | ||
902 | *branch_mode = !unset; | |
993ac88d SE |
903 | return 0; |
904 | } | |
905 | ||
064f1981 NK |
906 | static int |
907 | parse_percent_limit(const struct option *opt, const char *str, | |
908 | int unset __maybe_unused) | |
909 | { | |
28b21393 | 910 | struct report *rep = opt->value; |
2665b452 | 911 | double pcnt = strtof(str, NULL); |
064f1981 | 912 | |
2665b452 NK |
913 | rep->min_percent = pcnt; |
914 | callchain_param.min_percent = pcnt; | |
064f1981 NK |
915 | return 0; |
916 | } | |
917 | ||
f2af0086 | 918 | #define CALLCHAIN_DEFAULT_OPT "graph,0.5,caller,function,percent" |
76a26549 NK |
919 | |
920 | const char report_callchain_help[] = "Display call graph (stack chain/backtrace):\n\n" | |
921 | CALLCHAIN_REPORT_HELP | |
922 | "\n\t\t\t\tDefault: " CALLCHAIN_DEFAULT_OPT; | |
21cf6284 | 923 | |
b0ad8ea6 | 924 | int cmd_report(int argc, const char **argv) |
d20deb64 | 925 | { |
993ac88d | 926 | struct perf_session *session; |
520a2ebc | 927 | struct itrace_synth_opts itrace_synth_opts = { .set = 0, }; |
efad1415 | 928 | struct stat st; |
993ac88d | 929 | bool has_br_stack = false; |
55369fc1 | 930 | int branch_mode = -1; |
fa94c36c | 931 | bool branch_call_mode = false; |
76a26549 | 932 | char callchain_default_opt[] = CALLCHAIN_DEFAULT_OPT; |
d20deb64 | 933 | const char * const report_usage[] = { |
fb2baceb | 934 | "perf report [<options>]", |
d20deb64 ACM |
935 | NULL |
936 | }; | |
28b21393 | 937 | struct report report = { |
45694aa7 | 938 | .tool = { |
d20deb64 ACM |
939 | .sample = process_sample_event, |
940 | .mmap = perf_event__process_mmap, | |
5c5e854b | 941 | .mmap2 = perf_event__process_mmap2, |
d20deb64 | 942 | .comm = perf_event__process_comm, |
f3b3614a | 943 | .namespaces = perf_event__process_namespaces, |
f62d3f0f ACM |
944 | .exit = perf_event__process_exit, |
945 | .fork = perf_event__process_fork, | |
d20deb64 ACM |
946 | .lost = perf_event__process_lost, |
947 | .read = process_read_event, | |
948 | .attr = perf_event__process_attr, | |
d20deb64 ACM |
949 | .tracing_data = perf_event__process_tracing_data, |
950 | .build_id = perf_event__process_build_id, | |
520a2ebc AH |
951 | .id_index = perf_event__process_id_index, |
952 | .auxtrace_info = perf_event__process_auxtrace_info, | |
953 | .auxtrace = perf_event__process_auxtrace, | |
e9def1b2 | 954 | .feature = perf_event__process_feature, |
0a8cb85c | 955 | .ordered_events = true, |
d20deb64 ACM |
956 | .ordering_requires_timestamps = true, |
957 | }, | |
fe176085 | 958 | .max_stack = PERF_MAX_STACK_DEPTH, |
d20deb64 | 959 | .pretty_printing_style = "normal", |
21394d94 | 960 | .socket_filter = -1, |
d20deb64 ACM |
961 | }; |
962 | const struct option options[] = { | |
70cb4e96 | 963 | OPT_STRING('i', "input", &input_name, "file", |
53cb8bc2 | 964 | "input file name"), |
c0555642 | 965 | OPT_INCR('v', "verbose", &verbose, |
815e777f | 966 | "be more verbose (show symbol address, etc)"), |
27fafab5 | 967 | OPT_BOOLEAN('q', "quiet", &quiet, "Do not show any message"), |
97b07b69 IM |
968 | OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, |
969 | "dump raw trace in ASCII"), | |
a4a4d0a7 | 970 | OPT_BOOLEAN(0, "stats", &report.stats_mode, "Display event stats"), |
930f8b34 | 971 | OPT_BOOLEAN(0, "tasks", &report.tasks_mode, "Display recorded tasks"), |
6439d7d1 | 972 | OPT_BOOLEAN(0, "mmaps", &report.mmaps_mode, "Display recorded tasks memory maps"), |
b32d133a ACM |
973 | OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name, |
974 | "file", "vmlinux pathname"), | |
b226a5a7 DA |
975 | OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name, |
976 | "file", "kallsyms pathname"), | |
2059fc7a | 977 | OPT_BOOLEAN('f', "force", &symbol_conf.force, "don't complain, do it"), |
b32d133a | 978 | OPT_BOOLEAN('m', "modules", &symbol_conf.use_modules, |
42976487 | 979 | "load module symbols - WARNING: use only with -k and LIVE kernel"), |
d599db3f | 980 | OPT_BOOLEAN('n', "show-nr-samples", &symbol_conf.show_nr_samples, |
e3d7e183 | 981 | "Show a column with the number of samples"), |
fa372aae | 982 | OPT_BOOLEAN('T', "threads", &report.show_threads, |
8d513270 | 983 | "Show per-thread event counters"), |
fa372aae | 984 | OPT_STRING(0, "pretty", &report.pretty_printing_style, "key", |
9f866697 | 985 | "pretty printing style key: normal raw"), |
fa372aae | 986 | OPT_BOOLEAN(0, "tui", &report.use_tui, "Use the TUI interface"), |
c31a9457 | 987 | OPT_BOOLEAN(0, "gtk", &report.use_gtk, "Use the GTK2 interface"), |
fa372aae ACM |
988 | OPT_BOOLEAN(0, "stdio", &report.use_stdio, |
989 | "Use the stdio interface"), | |
5cfe2c82 JO |
990 | OPT_BOOLEAN(0, "header", &report.header, "Show data header."), |
991 | OPT_BOOLEAN(0, "header-only", &report.header_only, | |
992 | "Show only data header."), | |
63299f05 | 993 | OPT_STRING('s', "sort", &sort_order, "key[,key2...]", |
a2ce067e NK |
994 | "sort by key(s): pid, comm, dso, symbol, parent, cpu, srcline, ..." |
995 | " Please refer the man page for the complete list."), | |
a7d945bc NK |
996 | OPT_STRING('F', "fields", &field_order, "key[,keys...]", |
997 | "output field(s): overhead, period, sample plus all of sort keys"), | |
b272a59d | 998 | OPT_BOOLEAN(0, "show-cpu-utilization", &symbol_conf.show_cpu_utilization, |
a1645ce1 | 999 | "Show sample percentage for different cpu modes"), |
b272a59d NK |
1000 | OPT_BOOLEAN_FLAG(0, "showcpuutilization", &symbol_conf.show_cpu_utilization, |
1001 | "Show sample percentage for different cpu modes", PARSE_OPT_HIDDEN), | |
b25bcf2f IM |
1002 | OPT_STRING('p', "parent", &parent_pattern, "regex", |
1003 | "regex filter to identify parent, see: '--sort parent'"), | |
d599db3f | 1004 | OPT_BOOLEAN('x', "exclude-other", &symbol_conf.exclude_other, |
b8e6d829 | 1005 | "Only display entries with parent-match"), |
1cc83815 | 1006 | OPT_CALLBACK_DEFAULT('g', "call-graph", &callchain_param, |
f2af0086 | 1007 | "print_type,threshold[,print_limit],order,sort_key[,branch],value", |
21cf6284 NK |
1008 | report_callchain_help, &report_parse_callchain_opt, |
1009 | callchain_default_opt), | |
793aaaab NK |
1010 | OPT_BOOLEAN(0, "children", &symbol_conf.cumulate_callchain, |
1011 | "Accumulate callchains of children and show total overhead as well"), | |
91e95617 WL |
1012 | OPT_INTEGER(0, "max-stack", &report.max_stack, |
1013 | "Set the maximum stack depth when parsing the callchain, " | |
1014 | "anything beyond the specified depth will be ignored. " | |
4cb93446 | 1015 | "Default: kernel.perf_event_max_stack or " __stringify(PERF_MAX_STACK_DEPTH)), |
fa372aae ACM |
1016 | OPT_BOOLEAN('G', "inverted", &report.inverted_callchain, |
1017 | "alias for inverted call graph"), | |
b21484f1 GP |
1018 | OPT_CALLBACK(0, "ignore-callees", NULL, "regex", |
1019 | "ignore callees of these functions in call graphs", | |
1020 | report_parse_ignore_callees_opt), | |
655000e7 | 1021 | OPT_STRING('d', "dsos", &symbol_conf.dso_list_str, "dso[,dso...]", |
25903407 | 1022 | "only consider symbols in these dsos"), |
c8e66720 | 1023 | OPT_STRING('c', "comms", &symbol_conf.comm_list_str, "comm[,comm...]", |
cc8b88b1 | 1024 | "only consider symbols in these comms"), |
e03eaa40 DA |
1025 | OPT_STRING(0, "pid", &symbol_conf.pid_list_str, "pid[,pid...]", |
1026 | "only consider symbols in these pids"), | |
1027 | OPT_STRING(0, "tid", &symbol_conf.tid_list_str, "tid[,tid...]", | |
1028 | "only consider symbols in these tids"), | |
655000e7 | 1029 | OPT_STRING('S', "symbols", &symbol_conf.sym_list_str, "symbol[,symbol...]", |
7bec7a91 | 1030 | "only consider these symbols"), |
b14ffaca NK |
1031 | OPT_STRING(0, "symbol-filter", &report.symbol_filter_str, "filter", |
1032 | "only show symbols that (partially) match with this filter"), | |
655000e7 | 1033 | OPT_STRING('w', "column-widths", &symbol_conf.col_width_list_str, |
52d422de ACM |
1034 | "width[,width...]", |
1035 | "don't try to adjust column width, use these fixed values"), | |
0c8c2077 | 1036 | OPT_STRING_NOEMPTY('t', "field-separator", &symbol_conf.field_sep, "separator", |
52d422de ACM |
1037 | "separator for columns, no spaces will be added between " |
1038 | "columns '.' is reserved."), | |
b49a8fe5 | 1039 | OPT_BOOLEAN('U', "hide-unresolved", &symbol_conf.hide_unresolved, |
71289be7 | 1040 | "Only display entries resolved to a symbol"), |
a7066709 HK |
1041 | OPT_CALLBACK(0, "symfs", NULL, "directory", |
1042 | "Look for files with symbols relative to this directory", | |
1043 | symbol__config_symfs), | |
c8e66720 | 1044 | OPT_STRING('C', "cpu", &report.cpu_list, "cpu", |
fa372aae ACM |
1045 | "list of cpus to profile"), |
1046 | OPT_BOOLEAN('I', "show-info", &report.show_full_info, | |
fbe96f29 | 1047 | "Display extended information about perf.data file"), |
64c6f0c7 ACM |
1048 | OPT_BOOLEAN(0, "source", &symbol_conf.annotate_src, |
1049 | "Interleave source code with assembly code (default)"), | |
1050 | OPT_BOOLEAN(0, "asm-raw", &symbol_conf.annotate_asm_raw, | |
1051 | "Display raw encoding of assembly instructions (default)"), | |
f69b64f7 AK |
1052 | OPT_STRING('M', "disassembler-style", &disassembler_style, "disassembler style", |
1053 | "Specify disassembler style (e.g. -M intel for intel syntax)"), | |
3f2728bd ACM |
1054 | OPT_BOOLEAN(0, "show-total-period", &symbol_conf.show_total_period, |
1055 | "Show a column with the sum of periods"), | |
01d14f16 NK |
1056 | OPT_BOOLEAN(0, "group", &symbol_conf.event_group, |
1057 | "Show event group information together"), | |
55369fc1 | 1058 | OPT_CALLBACK_NOOPT('b', "branch-stack", &branch_mode, "", |
fa94c36c AK |
1059 | "use branch records for per branch histogram filling", |
1060 | parse_branch_mode), | |
1061 | OPT_BOOLEAN(0, "branch-history", &branch_call_mode, | |
1062 | "add last branch records to call history"), | |
7a4ec938 MB |
1063 | OPT_STRING(0, "objdump", &objdump_path, "path", |
1064 | "objdump binary to use for disassembly and annotations"), | |
328ccdac NK |
1065 | OPT_BOOLEAN(0, "demangle", &symbol_conf.demangle, |
1066 | "Disable symbol demangling"), | |
763122ad AK |
1067 | OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf.demangle_kernel, |
1068 | "Enable kernel symbol demangling"), | |
f4f7e28d | 1069 | OPT_BOOLEAN(0, "mem-mode", &report.mem_mode, "mem access profile"), |
064f1981 NK |
1070 | OPT_CALLBACK(0, "percent-limit", &report, "percent", |
1071 | "Don't show entries under that percent", parse_percent_limit), | |
f2148330 | 1072 | OPT_CALLBACK(0, "percentage", NULL, "relative|absolute", |
33db4568 | 1073 | "how to display percentage of filtered entries", parse_filter_percentage), |
520a2ebc AH |
1074 | OPT_CALLBACK_OPTARG(0, "itrace", &itrace_synth_opts, NULL, "opts", |
1075 | "Instruction Tracing options", | |
1076 | itrace_parse_synth_opts), | |
a9710ba0 AK |
1077 | OPT_BOOLEAN(0, "full-source-path", &srcline_full_filename, |
1078 | "Show full source file name path for source lines"), | |
9e207ddf KL |
1079 | OPT_BOOLEAN(0, "show-ref-call-graph", &symbol_conf.show_ref_callgraph, |
1080 | "Show callgraph from reference event"), | |
21394d94 KL |
1081 | OPT_INTEGER(0, "socket-filter", &report.socket_filter, |
1082 | "only show processor socket that match with this filter"), | |
053a3989 NK |
1083 | OPT_BOOLEAN(0, "raw-trace", &symbol_conf.raw_trace, |
1084 | "Show raw trace event output (do not use print fmt or plugins)"), | |
4251446d NK |
1085 | OPT_BOOLEAN(0, "hierarchy", &symbol_conf.report_hierarchy, |
1086 | "Show entries in a hierarchy"), | |
175b968b ACM |
1087 | OPT_CALLBACK_DEFAULT(0, "stdio-color", NULL, "mode", |
1088 | "'always' (default), 'never' or 'auto' only applicable to --stdio mode", | |
1089 | stdio__config_color, "always"), | |
46690a80 DA |
1090 | OPT_STRING(0, "time", &report.time_str, "str", |
1091 | "Time span of interest (start,stop)"), | |
f3a60646 JY |
1092 | OPT_BOOLEAN(0, "inline", &symbol_conf.inline_name, |
1093 | "Show inline function"), | |
53cb8bc2 | 1094 | OPT_END() |
d20deb64 | 1095 | }; |
8ceb41d7 | 1096 | struct perf_data data = { |
f5fc1412 JO |
1097 | .mode = PERF_DATA_MODE_READ, |
1098 | }; | |
a635fc51 ACM |
1099 | int ret = hists__init(); |
1100 | ||
1101 | if (ret < 0) | |
1102 | return ret; | |
53cb8bc2 | 1103 | |
ecc4c561 ACM |
1104 | ret = perf_config(report__config, &report); |
1105 | if (ret) | |
1106 | return ret; | |
00c7e1f1 | 1107 | |
655000e7 | 1108 | argc = parse_options(argc, argv, options, report_usage, 0); |
b3f38fc2 NK |
1109 | if (argc) { |
1110 | /* | |
1111 | * Special case: if there's an argument left then assume that | |
1112 | * it's a symbol filter: | |
1113 | */ | |
1114 | if (argc > 1) | |
1115 | usage_with_options(report_usage, options); | |
1116 | ||
1117 | report.symbol_filter_str = argv[0]; | |
1118 | } | |
655000e7 | 1119 | |
6439d7d1 ACM |
1120 | if (report.mmaps_mode) |
1121 | report.tasks_mode = true; | |
1122 | ||
27fafab5 NK |
1123 | if (quiet) |
1124 | perf_quiet_option(); | |
1125 | ||
36c8bb56 LZ |
1126 | if (symbol_conf.vmlinux_name && |
1127 | access(symbol_conf.vmlinux_name, R_OK)) { | |
1128 | pr_err("Invalid file: %s\n", symbol_conf.vmlinux_name); | |
1129 | return -EINVAL; | |
1130 | } | |
1131 | if (symbol_conf.kallsyms_name && | |
1132 | access(symbol_conf.kallsyms_name, R_OK)) { | |
1133 | pr_err("Invalid file: %s\n", symbol_conf.kallsyms_name); | |
1134 | return -EINVAL; | |
1135 | } | |
1136 | ||
fa372aae | 1137 | if (report.inverted_callchain) |
d797fdc5 | 1138 | callchain_param.order = ORDER_CALLER; |
792aeafa NK |
1139 | if (symbol_conf.cumulate_callchain && !callchain_param.order_set) |
1140 | callchain_param.order = ORDER_CALLER; | |
d797fdc5 | 1141 | |
188bb5e2 AH |
1142 | if (itrace_synth_opts.callchain && |
1143 | (int)itrace_synth_opts.callchain_sz > report.max_stack) | |
1144 | report.max_stack = itrace_synth_opts.callchain_sz; | |
1145 | ||
70cb4e96 | 1146 | if (!input_name || !strlen(input_name)) { |
efad1415 | 1147 | if (!fstat(STDIN_FILENO, &st) && S_ISFIFO(st.st_mode)) |
70cb4e96 | 1148 | input_name = "-"; |
efad1415 | 1149 | else |
70cb4e96 | 1150 | input_name = "perf.data"; |
efad1415 | 1151 | } |
ad0de097 | 1152 | |
eae8ad80 JO |
1153 | data.file.path = input_name; |
1154 | data.force = symbol_conf.force; | |
f5fc1412 | 1155 | |
ad0de097 | 1156 | repeat: |
8ceb41d7 | 1157 | session = perf_session__new(&data, false, &report.tool); |
993ac88d | 1158 | if (session == NULL) |
52e02834 | 1159 | return -1; |
993ac88d | 1160 | |
94786b67 JO |
1161 | if (report.queue_size) { |
1162 | ordered_events__set_alloc_size(&session->ordered_events, | |
1163 | report.queue_size); | |
1164 | } | |
1165 | ||
520a2ebc AH |
1166 | session->itrace_synth_opts = &itrace_synth_opts; |
1167 | ||
993ac88d SE |
1168 | report.session = session; |
1169 | ||
1170 | has_br_stack = perf_header__has_feat(&session->header, | |
1171 | HEADER_BRANCH_STACK); | |
efad1415 | 1172 | |
fb9fab66 AH |
1173 | if (itrace_synth_opts.last_branch) |
1174 | has_br_stack = true; | |
1175 | ||
f9a7be7c JY |
1176 | if (has_br_stack && branch_call_mode) |
1177 | symbol_conf.show_branchflag_count = true; | |
1178 | ||
2d78b189 JY |
1179 | memset(&report.brtype_stat, 0, sizeof(struct branch_type_stat)); |
1180 | ||
fa94c36c AK |
1181 | /* |
1182 | * Branch mode is a tristate: | |
1183 | * -1 means default, so decide based on the file having branch data. | |
1184 | * 0/1 means the user chose a mode. | |
1185 | */ | |
1186 | if (((branch_mode == -1 && has_br_stack) || branch_mode == 1) && | |
fefd2d96 | 1187 | !branch_call_mode) { |
55369fc1 | 1188 | sort__mode = SORT_MODE__BRANCH; |
793aaaab NK |
1189 | symbol_conf.cumulate_callchain = false; |
1190 | } | |
fa94c36c | 1191 | if (branch_call_mode) { |
09a6a1b0 | 1192 | callchain_param.key = CCKEY_ADDRESS; |
fa94c36c AK |
1193 | callchain_param.branch_callstack = 1; |
1194 | symbol_conf.use_callchain = true; | |
1195 | callchain_register_param(&callchain_param); | |
1196 | if (sort_order == NULL) | |
1197 | sort_order = "srcline,symbol,dso"; | |
1198 | } | |
993ac88d | 1199 | |
f4f7e28d | 1200 | if (report.mem_mode) { |
55369fc1 | 1201 | if (sort__mode == SORT_MODE__BRANCH) { |
a4210141 | 1202 | pr_err("branch and mem mode incompatible\n"); |
f4f7e28d SE |
1203 | goto error; |
1204 | } | |
afab87b9 | 1205 | sort__mode = SORT_MODE__MEMORY; |
793aaaab | 1206 | symbol_conf.cumulate_callchain = false; |
f4f7e28d | 1207 | } |
a68c2c58 | 1208 | |
4251446d NK |
1209 | if (symbol_conf.report_hierarchy) { |
1210 | /* disable incompatible options */ | |
4251446d NK |
1211 | symbol_conf.cumulate_callchain = false; |
1212 | ||
1213 | if (field_order) { | |
1214 | pr_err("Error: --hierarchy and --fields options cannot be used together\n"); | |
1215 | parse_options_usage(report_usage, options, "F", 1); | |
1216 | parse_options_usage(NULL, options, "hierarchy", 0); | |
1217 | goto error; | |
1218 | } | |
1219 | ||
52225036 | 1220 | perf_hpp_list.need_collapse = true; |
4251446d NK |
1221 | } |
1222 | ||
712d36db SS |
1223 | if (report.use_stdio) |
1224 | use_browser = 0; | |
1225 | else if (report.use_tui) | |
1226 | use_browser = 1; | |
1227 | else if (report.use_gtk) | |
1228 | use_browser = 2; | |
1229 | ||
b138f42e NK |
1230 | /* Force tty output for header output and per-thread stat. */ |
1231 | if (report.header || report.header_only || report.show_threads) | |
5cfe2c82 | 1232 | use_browser = 0; |
114f709e DCC |
1233 | if (report.header || report.header_only) |
1234 | report.tool.show_feat_hdr = SHOW_FEAT_HEADER; | |
1235 | if (report.show_full_info) | |
1236 | report.tool.show_feat_hdr = SHOW_FEAT_HEADER_FULL_INFO; | |
930f8b34 | 1237 | if (report.stats_mode || report.tasks_mode) |
a4a4d0a7 | 1238 | use_browser = 0; |
930f8b34 | 1239 | if (report.stats_mode && report.tasks_mode) { |
6439d7d1 | 1240 | pr_err("Error: --tasks and --mmaps can't be used together with --stats\n"); |
930f8b34 JO |
1241 | goto error; |
1242 | } | |
5cfe2c82 | 1243 | |
4bceffbc NK |
1244 | if (strcmp(input_name, "-") != 0) |
1245 | setup_browser(true); | |
22af969e | 1246 | else |
4bceffbc | 1247 | use_browser = 0; |
4bceffbc | 1248 | |
9887804d JO |
1249 | if (setup_sorting(session->evlist) < 0) { |
1250 | if (sort_order) | |
1251 | parse_options_usage(report_usage, options, "s", 1); | |
1252 | if (field_order) | |
1253 | parse_options_usage(sort_order ? NULL : report_usage, | |
1254 | options, "F", 1); | |
1255 | goto error; | |
1256 | } | |
1257 | ||
27fafab5 | 1258 | if ((report.header || report.header_only) && !quiet) { |
5cfe2c82 JO |
1259 | perf_session__fprintf_info(session, stdout, |
1260 | report.show_full_info); | |
07a716ff TS |
1261 | if (report.header_only) { |
1262 | ret = 0; | |
1263 | goto error; | |
1264 | } | |
930f8b34 JO |
1265 | } else if (use_browser == 0 && !quiet && |
1266 | !report.stats_mode && !report.tasks_mode) { | |
5cfe2c82 JO |
1267 | fputs("# To display the perf.data header info, please use --header/--header-only options.\n#\n", |
1268 | stdout); | |
1269 | } | |
1270 | ||
ef7b93a1 | 1271 | /* |
6692c262 | 1272 | * Only in the TUI browser we are doing integrated annotation, |
ef7b93a1 ACM |
1273 | * so don't allocate extra space that won't be used in the stdio |
1274 | * implementation. | |
1275 | */ | |
b9ce0c99 | 1276 | if (ui__has_annotation()) { |
b01141f4 ACM |
1277 | ret = symbol__annotation_init(); |
1278 | if (ret < 0) | |
1279 | goto error; | |
80d50cae ACM |
1280 | /* |
1281 | * For searching by name on the "Browse map details". | |
1282 | * providing it only in verbose mode not to bloat too | |
1283 | * much struct symbol. | |
1284 | */ | |
bb963e16 | 1285 | if (verbose > 0) { |
80d50cae ACM |
1286 | /* |
1287 | * XXX: Need to provide a less kludgy way to ask for | |
1288 | * more space per symbol, the u32 is for the index on | |
1289 | * the ui browser. | |
1290 | * See symbol__browser_index. | |
1291 | */ | |
1292 | symbol_conf.priv_size += sizeof(u32); | |
1293 | symbol_conf.sort_by_name = true; | |
1294 | } | |
1295 | } | |
655000e7 | 1296 | |
0a7e6d1b | 1297 | if (symbol__init(&session->header.env) < 0) |
993ac88d | 1298 | goto error; |
53cb8bc2 | 1299 | |
5b969bc7 JY |
1300 | if (perf_time__parse_str(report.ptime_range, report.time_str) != 0) { |
1301 | if (session->evlist->first_sample_time == 0 && | |
1302 | session->evlist->last_sample_time == 0) { | |
1303 | pr_err("No first/last sample time in perf data\n"); | |
1304 | return -EINVAL; | |
1305 | } | |
1306 | ||
1307 | report.range_num = perf_time__percent_parse_str( | |
1308 | report.ptime_range, PTIME_RANGE_MAX, | |
1309 | report.time_str, | |
1310 | session->evlist->first_sample_time, | |
1311 | session->evlist->last_sample_time); | |
1312 | ||
1313 | if (report.range_num < 0) { | |
1314 | pr_err("Invalid time string\n"); | |
1315 | return -EINVAL; | |
1316 | } | |
1317 | } else { | |
1318 | report.range_num = 1; | |
46690a80 DA |
1319 | } |
1320 | ||
08e71542 | 1321 | sort__setup_elide(stdout); |
25903407 | 1322 | |
993ac88d | 1323 | ret = __cmd_report(&report); |
ad0de097 FT |
1324 | if (ret == K_SWITCH_INPUT_DATA) { |
1325 | perf_session__delete(session); | |
1326 | goto repeat; | |
1327 | } else | |
1328 | ret = 0; | |
1329 | ||
993ac88d SE |
1330 | error: |
1331 | perf_session__delete(session); | |
1332 | return ret; | |
53cb8bc2 | 1333 | } |