Commit | Line | Data |
---|---|---|
8a0ecfb8 | 1 | #include "util.h" |
598357eb | 2 | #include "build-id.h" |
3d1d07ec | 3 | #include "hist.h" |
4e4f06e4 ACM |
4 | #include "session.h" |
5 | #include "sort.h" | |
9b33827d | 6 | #include <math.h> |
3d1d07ec | 7 | |
7a007ca9 ACM |
8 | enum hist_filter { |
9 | HIST_FILTER__DSO, | |
10 | HIST_FILTER__THREAD, | |
11 | HIST_FILTER__PARENT, | |
12 | }; | |
13 | ||
3d1d07ec JK |
14 | struct callchain_param callchain_param = { |
15 | .mode = CHAIN_GRAPH_REL, | |
16 | .min_percent = 0.5 | |
17 | }; | |
18 | ||
8a6c5b26 ACM |
19 | u16 hists__col_len(struct hists *self, enum hist_column col) |
20 | { | |
21 | return self->col_len[col]; | |
22 | } | |
23 | ||
24 | void hists__set_col_len(struct hists *self, enum hist_column col, u16 len) | |
25 | { | |
26 | self->col_len[col] = len; | |
27 | } | |
28 | ||
29 | bool hists__new_col_len(struct hists *self, enum hist_column col, u16 len) | |
30 | { | |
31 | if (len > hists__col_len(self, col)) { | |
32 | hists__set_col_len(self, col, len); | |
33 | return true; | |
34 | } | |
35 | return false; | |
36 | } | |
37 | ||
38 | static void hists__reset_col_len(struct hists *self) | |
39 | { | |
40 | enum hist_column col; | |
41 | ||
42 | for (col = 0; col < HISTC_NR_COLS; ++col) | |
43 | hists__set_col_len(self, col, 0); | |
44 | } | |
45 | ||
46 | static void hists__calc_col_len(struct hists *self, struct hist_entry *h) | |
47 | { | |
48 | u16 len; | |
49 | ||
50 | if (h->ms.sym) | |
51 | hists__new_col_len(self, HISTC_SYMBOL, h->ms.sym->namelen); | |
52 | ||
53 | len = thread__comm_len(h->thread); | |
54 | if (hists__new_col_len(self, HISTC_COMM, len)) | |
55 | hists__set_col_len(self, HISTC_THREAD, len + 6); | |
56 | ||
57 | if (h->ms.map) { | |
58 | len = dso__name_len(h->ms.map->dso); | |
59 | hists__new_col_len(self, HISTC_DSO, len); | |
60 | } | |
61 | } | |
62 | ||
c82ee828 ACM |
63 | static void hist_entry__add_cpumode_period(struct hist_entry *self, |
64 | unsigned int cpumode, u64 period) | |
a1645ce1 | 65 | { |
28e2a106 | 66 | switch (cpumode) { |
a1645ce1 | 67 | case PERF_RECORD_MISC_KERNEL: |
c82ee828 | 68 | self->period_sys += period; |
a1645ce1 ZY |
69 | break; |
70 | case PERF_RECORD_MISC_USER: | |
c82ee828 | 71 | self->period_us += period; |
a1645ce1 ZY |
72 | break; |
73 | case PERF_RECORD_MISC_GUEST_KERNEL: | |
c82ee828 | 74 | self->period_guest_sys += period; |
a1645ce1 ZY |
75 | break; |
76 | case PERF_RECORD_MISC_GUEST_USER: | |
c82ee828 | 77 | self->period_guest_us += period; |
a1645ce1 ZY |
78 | break; |
79 | default: | |
80 | break; | |
81 | } | |
82 | } | |
83 | ||
3d1d07ec | 84 | /* |
c82ee828 | 85 | * histogram, sorted on item, collects periods |
3d1d07ec JK |
86 | */ |
87 | ||
28e2a106 ACM |
88 | static struct hist_entry *hist_entry__new(struct hist_entry *template) |
89 | { | |
90 | size_t callchain_size = symbol_conf.use_callchain ? sizeof(struct callchain_node) : 0; | |
91 | struct hist_entry *self = malloc(sizeof(*self) + callchain_size); | |
92 | ||
93 | if (self != NULL) { | |
94 | *self = *template; | |
c82ee828 | 95 | self->nr_events = 1; |
28e2a106 ACM |
96 | if (symbol_conf.use_callchain) |
97 | callchain_init(self->callchain); | |
98 | } | |
99 | ||
100 | return self; | |
101 | } | |
102 | ||
8a6c5b26 | 103 | static void hists__inc_nr_entries(struct hists *self, struct hist_entry *h) |
fefb0b94 | 104 | { |
8a6c5b26 ACM |
105 | if (!h->filtered) { |
106 | hists__calc_col_len(self, h); | |
107 | ++self->nr_entries; | |
108 | } | |
fefb0b94 ACM |
109 | } |
110 | ||
7a007ca9 ACM |
111 | static u8 symbol__parent_filter(const struct symbol *parent) |
112 | { | |
113 | if (symbol_conf.exclude_other && parent == NULL) | |
114 | return 1 << HIST_FILTER__PARENT; | |
115 | return 0; | |
116 | } | |
117 | ||
1c02c4d2 ACM |
118 | struct hist_entry *__hists__add_entry(struct hists *self, |
119 | struct addr_location *al, | |
c82ee828 | 120 | struct symbol *sym_parent, u64 period) |
9735abf1 | 121 | { |
1c02c4d2 | 122 | struct rb_node **p = &self->entries.rb_node; |
9735abf1 ACM |
123 | struct rb_node *parent = NULL; |
124 | struct hist_entry *he; | |
125 | struct hist_entry entry = { | |
1ed091c4 | 126 | .thread = al->thread, |
59fd5306 ACM |
127 | .ms = { |
128 | .map = al->map, | |
129 | .sym = al->sym, | |
130 | }, | |
f60f3593 | 131 | .cpu = al->cpu, |
1ed091c4 ACM |
132 | .ip = al->addr, |
133 | .level = al->level, | |
c82ee828 | 134 | .period = period, |
9735abf1 | 135 | .parent = sym_parent, |
7a007ca9 | 136 | .filtered = symbol__parent_filter(sym_parent), |
9735abf1 ACM |
137 | }; |
138 | int cmp; | |
139 | ||
140 | while (*p != NULL) { | |
141 | parent = *p; | |
142 | he = rb_entry(parent, struct hist_entry, rb_node); | |
143 | ||
144 | cmp = hist_entry__cmp(&entry, he); | |
145 | ||
146 | if (!cmp) { | |
c82ee828 ACM |
147 | he->period += period; |
148 | ++he->nr_events; | |
28e2a106 | 149 | goto out; |
9735abf1 ACM |
150 | } |
151 | ||
152 | if (cmp < 0) | |
153 | p = &(*p)->rb_left; | |
154 | else | |
155 | p = &(*p)->rb_right; | |
156 | } | |
157 | ||
28e2a106 | 158 | he = hist_entry__new(&entry); |
9735abf1 ACM |
159 | if (!he) |
160 | return NULL; | |
9735abf1 | 161 | rb_link_node(&he->rb_node, parent, p); |
1c02c4d2 | 162 | rb_insert_color(&he->rb_node, &self->entries); |
fefb0b94 | 163 | hists__inc_nr_entries(self, he); |
28e2a106 | 164 | out: |
c82ee828 | 165 | hist_entry__add_cpumode_period(he, al->cpumode, period); |
9735abf1 ACM |
166 | return he; |
167 | } | |
168 | ||
3d1d07ec JK |
169 | int64_t |
170 | hist_entry__cmp(struct hist_entry *left, struct hist_entry *right) | |
171 | { | |
172 | struct sort_entry *se; | |
173 | int64_t cmp = 0; | |
174 | ||
175 | list_for_each_entry(se, &hist_entry__sort_list, list) { | |
fcd14984 | 176 | cmp = se->se_cmp(left, right); |
3d1d07ec JK |
177 | if (cmp) |
178 | break; | |
179 | } | |
180 | ||
181 | return cmp; | |
182 | } | |
183 | ||
184 | int64_t | |
185 | hist_entry__collapse(struct hist_entry *left, struct hist_entry *right) | |
186 | { | |
187 | struct sort_entry *se; | |
188 | int64_t cmp = 0; | |
189 | ||
190 | list_for_each_entry(se, &hist_entry__sort_list, list) { | |
191 | int64_t (*f)(struct hist_entry *, struct hist_entry *); | |
192 | ||
fcd14984 | 193 | f = se->se_collapse ?: se->se_cmp; |
3d1d07ec JK |
194 | |
195 | cmp = f(left, right); | |
196 | if (cmp) | |
197 | break; | |
198 | } | |
199 | ||
200 | return cmp; | |
201 | } | |
202 | ||
203 | void hist_entry__free(struct hist_entry *he) | |
204 | { | |
205 | free(he); | |
206 | } | |
207 | ||
208 | /* | |
209 | * collapse the histogram | |
210 | */ | |
211 | ||
fefb0b94 | 212 | static bool collapse__insert_entry(struct rb_root *root, struct hist_entry *he) |
3d1d07ec | 213 | { |
b9bf0892 | 214 | struct rb_node **p = &root->rb_node; |
3d1d07ec JK |
215 | struct rb_node *parent = NULL; |
216 | struct hist_entry *iter; | |
217 | int64_t cmp; | |
218 | ||
219 | while (*p != NULL) { | |
220 | parent = *p; | |
221 | iter = rb_entry(parent, struct hist_entry, rb_node); | |
222 | ||
223 | cmp = hist_entry__collapse(iter, he); | |
224 | ||
225 | if (!cmp) { | |
c82ee828 | 226 | iter->period += he->period; |
3d1d07ec | 227 | hist_entry__free(he); |
fefb0b94 | 228 | return false; |
3d1d07ec JK |
229 | } |
230 | ||
231 | if (cmp < 0) | |
232 | p = &(*p)->rb_left; | |
233 | else | |
234 | p = &(*p)->rb_right; | |
235 | } | |
236 | ||
237 | rb_link_node(&he->rb_node, parent, p); | |
b9bf0892 | 238 | rb_insert_color(&he->rb_node, root); |
fefb0b94 | 239 | return true; |
3d1d07ec JK |
240 | } |
241 | ||
1c02c4d2 | 242 | void hists__collapse_resort(struct hists *self) |
3d1d07ec | 243 | { |
b9bf0892 | 244 | struct rb_root tmp; |
3d1d07ec JK |
245 | struct rb_node *next; |
246 | struct hist_entry *n; | |
247 | ||
248 | if (!sort__need_collapse) | |
249 | return; | |
250 | ||
b9bf0892 | 251 | tmp = RB_ROOT; |
1c02c4d2 | 252 | next = rb_first(&self->entries); |
fefb0b94 | 253 | self->nr_entries = 0; |
8a6c5b26 | 254 | hists__reset_col_len(self); |
b9bf0892 | 255 | |
3d1d07ec JK |
256 | while (next) { |
257 | n = rb_entry(next, struct hist_entry, rb_node); | |
258 | next = rb_next(&n->rb_node); | |
259 | ||
1c02c4d2 | 260 | rb_erase(&n->rb_node, &self->entries); |
fefb0b94 ACM |
261 | if (collapse__insert_entry(&tmp, n)) |
262 | hists__inc_nr_entries(self, n); | |
3d1d07ec | 263 | } |
b9bf0892 | 264 | |
1c02c4d2 | 265 | self->entries = tmp; |
3d1d07ec JK |
266 | } |
267 | ||
268 | /* | |
c82ee828 | 269 | * reverse the map, sort on period. |
3d1d07ec JK |
270 | */ |
271 | ||
1c02c4d2 ACM |
272 | static void __hists__insert_output_entry(struct rb_root *entries, |
273 | struct hist_entry *he, | |
274 | u64 min_callchain_hits) | |
3d1d07ec | 275 | { |
1c02c4d2 | 276 | struct rb_node **p = &entries->rb_node; |
3d1d07ec JK |
277 | struct rb_node *parent = NULL; |
278 | struct hist_entry *iter; | |
279 | ||
d599db3f | 280 | if (symbol_conf.use_callchain) |
b9fb9304 | 281 | callchain_param.sort(&he->sorted_chain, he->callchain, |
3d1d07ec JK |
282 | min_callchain_hits, &callchain_param); |
283 | ||
284 | while (*p != NULL) { | |
285 | parent = *p; | |
286 | iter = rb_entry(parent, struct hist_entry, rb_node); | |
287 | ||
c82ee828 | 288 | if (he->period > iter->period) |
3d1d07ec JK |
289 | p = &(*p)->rb_left; |
290 | else | |
291 | p = &(*p)->rb_right; | |
292 | } | |
293 | ||
294 | rb_link_node(&he->rb_node, parent, p); | |
1c02c4d2 | 295 | rb_insert_color(&he->rb_node, entries); |
3d1d07ec JK |
296 | } |
297 | ||
fefb0b94 | 298 | void hists__output_resort(struct hists *self) |
3d1d07ec | 299 | { |
b9bf0892 | 300 | struct rb_root tmp; |
3d1d07ec JK |
301 | struct rb_node *next; |
302 | struct hist_entry *n; | |
3d1d07ec JK |
303 | u64 min_callchain_hits; |
304 | ||
cee75ac7 | 305 | min_callchain_hits = self->stats.total_period * (callchain_param.min_percent / 100); |
3d1d07ec | 306 | |
b9bf0892 | 307 | tmp = RB_ROOT; |
1c02c4d2 | 308 | next = rb_first(&self->entries); |
3d1d07ec | 309 | |
fefb0b94 | 310 | self->nr_entries = 0; |
8a6c5b26 | 311 | hists__reset_col_len(self); |
fefb0b94 | 312 | |
3d1d07ec JK |
313 | while (next) { |
314 | n = rb_entry(next, struct hist_entry, rb_node); | |
315 | next = rb_next(&n->rb_node); | |
316 | ||
1c02c4d2 ACM |
317 | rb_erase(&n->rb_node, &self->entries); |
318 | __hists__insert_output_entry(&tmp, n, min_callchain_hits); | |
fefb0b94 | 319 | hists__inc_nr_entries(self, n); |
3d1d07ec | 320 | } |
b9bf0892 | 321 | |
1c02c4d2 | 322 | self->entries = tmp; |
3d1d07ec | 323 | } |
4ecf84d0 ACM |
324 | |
325 | static size_t callchain__fprintf_left_margin(FILE *fp, int left_margin) | |
326 | { | |
327 | int i; | |
328 | int ret = fprintf(fp, " "); | |
329 | ||
330 | for (i = 0; i < left_margin; i++) | |
331 | ret += fprintf(fp, " "); | |
332 | ||
333 | return ret; | |
334 | } | |
335 | ||
336 | static size_t ipchain__fprintf_graph_line(FILE *fp, int depth, int depth_mask, | |
337 | int left_margin) | |
338 | { | |
339 | int i; | |
340 | size_t ret = callchain__fprintf_left_margin(fp, left_margin); | |
341 | ||
342 | for (i = 0; i < depth; i++) | |
343 | if (depth_mask & (1 << i)) | |
344 | ret += fprintf(fp, "| "); | |
345 | else | |
346 | ret += fprintf(fp, " "); | |
347 | ||
348 | ret += fprintf(fp, "\n"); | |
349 | ||
350 | return ret; | |
351 | } | |
352 | ||
353 | static size_t ipchain__fprintf_graph(FILE *fp, struct callchain_list *chain, | |
c82ee828 | 354 | int depth, int depth_mask, int period, |
4ecf84d0 ACM |
355 | u64 total_samples, int hits, |
356 | int left_margin) | |
357 | { | |
358 | int i; | |
359 | size_t ret = 0; | |
360 | ||
361 | ret += callchain__fprintf_left_margin(fp, left_margin); | |
362 | for (i = 0; i < depth; i++) { | |
363 | if (depth_mask & (1 << i)) | |
364 | ret += fprintf(fp, "|"); | |
365 | else | |
366 | ret += fprintf(fp, " "); | |
c82ee828 | 367 | if (!period && i == depth - 1) { |
4ecf84d0 ACM |
368 | double percent; |
369 | ||
370 | percent = hits * 100.0 / total_samples; | |
371 | ret += percent_color_fprintf(fp, "--%2.2f%%-- ", percent); | |
372 | } else | |
373 | ret += fprintf(fp, "%s", " "); | |
374 | } | |
b3c9ac08 ACM |
375 | if (chain->ms.sym) |
376 | ret += fprintf(fp, "%s\n", chain->ms.sym->name); | |
4ecf84d0 ACM |
377 | else |
378 | ret += fprintf(fp, "%p\n", (void *)(long)chain->ip); | |
379 | ||
380 | return ret; | |
381 | } | |
382 | ||
383 | static struct symbol *rem_sq_bracket; | |
384 | static struct callchain_list rem_hits; | |
385 | ||
386 | static void init_rem_hits(void) | |
387 | { | |
388 | rem_sq_bracket = malloc(sizeof(*rem_sq_bracket) + 6); | |
389 | if (!rem_sq_bracket) { | |
390 | fprintf(stderr, "Not enough memory to display remaining hits\n"); | |
391 | return; | |
392 | } | |
393 | ||
394 | strcpy(rem_sq_bracket->name, "[...]"); | |
b3c9ac08 | 395 | rem_hits.ms.sym = rem_sq_bracket; |
4ecf84d0 ACM |
396 | } |
397 | ||
398 | static size_t __callchain__fprintf_graph(FILE *fp, struct callchain_node *self, | |
399 | u64 total_samples, int depth, | |
400 | int depth_mask, int left_margin) | |
401 | { | |
402 | struct rb_node *node, *next; | |
403 | struct callchain_node *child; | |
404 | struct callchain_list *chain; | |
405 | int new_depth_mask = depth_mask; | |
406 | u64 new_total; | |
407 | u64 remaining; | |
408 | size_t ret = 0; | |
409 | int i; | |
232a5c94 | 410 | uint entries_printed = 0; |
4ecf84d0 ACM |
411 | |
412 | if (callchain_param.mode == CHAIN_GRAPH_REL) | |
413 | new_total = self->children_hit; | |
414 | else | |
415 | new_total = total_samples; | |
416 | ||
417 | remaining = new_total; | |
418 | ||
419 | node = rb_first(&self->rb_root); | |
420 | while (node) { | |
421 | u64 cumul; | |
422 | ||
423 | child = rb_entry(node, struct callchain_node, rb_node); | |
424 | cumul = cumul_hits(child); | |
425 | remaining -= cumul; | |
426 | ||
427 | /* | |
428 | * The depth mask manages the output of pipes that show | |
429 | * the depth. We don't want to keep the pipes of the current | |
430 | * level for the last child of this depth. | |
431 | * Except if we have remaining filtered hits. They will | |
432 | * supersede the last child | |
433 | */ | |
434 | next = rb_next(node); | |
435 | if (!next && (callchain_param.mode != CHAIN_GRAPH_REL || !remaining)) | |
436 | new_depth_mask &= ~(1 << (depth - 1)); | |
437 | ||
438 | /* | |
3ad2f3fb | 439 | * But we keep the older depth mask for the line separator |
4ecf84d0 ACM |
440 | * to keep the level link until we reach the last child |
441 | */ | |
442 | ret += ipchain__fprintf_graph_line(fp, depth, depth_mask, | |
443 | left_margin); | |
444 | i = 0; | |
445 | list_for_each_entry(chain, &child->val, list) { | |
4ecf84d0 ACM |
446 | ret += ipchain__fprintf_graph(fp, chain, depth, |
447 | new_depth_mask, i++, | |
448 | new_total, | |
449 | cumul, | |
450 | left_margin); | |
451 | } | |
452 | ret += __callchain__fprintf_graph(fp, child, new_total, | |
453 | depth + 1, | |
454 | new_depth_mask | (1 << depth), | |
455 | left_margin); | |
456 | node = next; | |
232a5c94 ACM |
457 | if (++entries_printed == callchain_param.print_limit) |
458 | break; | |
4ecf84d0 ACM |
459 | } |
460 | ||
461 | if (callchain_param.mode == CHAIN_GRAPH_REL && | |
462 | remaining && remaining != new_total) { | |
463 | ||
464 | if (!rem_sq_bracket) | |
465 | return ret; | |
466 | ||
467 | new_depth_mask &= ~(1 << (depth - 1)); | |
468 | ||
469 | ret += ipchain__fprintf_graph(fp, &rem_hits, depth, | |
470 | new_depth_mask, 0, new_total, | |
471 | remaining, left_margin); | |
472 | } | |
473 | ||
474 | return ret; | |
475 | } | |
476 | ||
477 | static size_t callchain__fprintf_graph(FILE *fp, struct callchain_node *self, | |
478 | u64 total_samples, int left_margin) | |
479 | { | |
480 | struct callchain_list *chain; | |
481 | bool printed = false; | |
482 | int i = 0; | |
483 | int ret = 0; | |
232a5c94 | 484 | u32 entries_printed = 0; |
4ecf84d0 ACM |
485 | |
486 | list_for_each_entry(chain, &self->val, list) { | |
4ecf84d0 ACM |
487 | if (!i++ && sort__first_dimension == SORT_SYM) |
488 | continue; | |
489 | ||
490 | if (!printed) { | |
491 | ret += callchain__fprintf_left_margin(fp, left_margin); | |
492 | ret += fprintf(fp, "|\n"); | |
493 | ret += callchain__fprintf_left_margin(fp, left_margin); | |
494 | ret += fprintf(fp, "---"); | |
495 | ||
496 | left_margin += 3; | |
497 | printed = true; | |
498 | } else | |
499 | ret += callchain__fprintf_left_margin(fp, left_margin); | |
500 | ||
b3c9ac08 ACM |
501 | if (chain->ms.sym) |
502 | ret += fprintf(fp, " %s\n", chain->ms.sym->name); | |
4ecf84d0 ACM |
503 | else |
504 | ret += fprintf(fp, " %p\n", (void *)(long)chain->ip); | |
232a5c94 ACM |
505 | |
506 | if (++entries_printed == callchain_param.print_limit) | |
507 | break; | |
4ecf84d0 ACM |
508 | } |
509 | ||
510 | ret += __callchain__fprintf_graph(fp, self, total_samples, 1, 1, left_margin); | |
511 | ||
512 | return ret; | |
513 | } | |
514 | ||
515 | static size_t callchain__fprintf_flat(FILE *fp, struct callchain_node *self, | |
516 | u64 total_samples) | |
517 | { | |
518 | struct callchain_list *chain; | |
519 | size_t ret = 0; | |
520 | ||
521 | if (!self) | |
522 | return 0; | |
523 | ||
524 | ret += callchain__fprintf_flat(fp, self->parent, total_samples); | |
525 | ||
526 | ||
527 | list_for_each_entry(chain, &self->val, list) { | |
528 | if (chain->ip >= PERF_CONTEXT_MAX) | |
529 | continue; | |
b3c9ac08 ACM |
530 | if (chain->ms.sym) |
531 | ret += fprintf(fp, " %s\n", chain->ms.sym->name); | |
4ecf84d0 ACM |
532 | else |
533 | ret += fprintf(fp, " %p\n", | |
534 | (void *)(long)chain->ip); | |
535 | } | |
536 | ||
537 | return ret; | |
538 | } | |
539 | ||
540 | static size_t hist_entry_callchain__fprintf(FILE *fp, struct hist_entry *self, | |
541 | u64 total_samples, int left_margin) | |
542 | { | |
543 | struct rb_node *rb_node; | |
544 | struct callchain_node *chain; | |
545 | size_t ret = 0; | |
232a5c94 | 546 | u32 entries_printed = 0; |
4ecf84d0 ACM |
547 | |
548 | rb_node = rb_first(&self->sorted_chain); | |
549 | while (rb_node) { | |
550 | double percent; | |
551 | ||
552 | chain = rb_entry(rb_node, struct callchain_node, rb_node); | |
553 | percent = chain->hit * 100.0 / total_samples; | |
554 | switch (callchain_param.mode) { | |
555 | case CHAIN_FLAT: | |
556 | ret += percent_color_fprintf(fp, " %6.2f%%\n", | |
557 | percent); | |
558 | ret += callchain__fprintf_flat(fp, chain, total_samples); | |
559 | break; | |
560 | case CHAIN_GRAPH_ABS: /* Falldown */ | |
561 | case CHAIN_GRAPH_REL: | |
562 | ret += callchain__fprintf_graph(fp, chain, total_samples, | |
563 | left_margin); | |
564 | case CHAIN_NONE: | |
565 | default: | |
566 | break; | |
567 | } | |
568 | ret += fprintf(fp, "\n"); | |
232a5c94 ACM |
569 | if (++entries_printed == callchain_param.print_limit) |
570 | break; | |
4ecf84d0 ACM |
571 | rb_node = rb_next(rb_node); |
572 | } | |
573 | ||
574 | return ret; | |
575 | } | |
576 | ||
1c02c4d2 | 577 | int hist_entry__snprintf(struct hist_entry *self, char *s, size_t size, |
8a6c5b26 ACM |
578 | struct hists *hists, struct hists *pair_hists, |
579 | bool show_displacement, long displacement, | |
580 | bool color, u64 session_total) | |
4ecf84d0 ACM |
581 | { |
582 | struct sort_entry *se; | |
c82ee828 | 583 | u64 period, total, period_sys, period_us, period_guest_sys, period_guest_us; |
c351c281 | 584 | const char *sep = symbol_conf.field_sep; |
a4e3b956 | 585 | int ret; |
4ecf84d0 ACM |
586 | |
587 | if (symbol_conf.exclude_other && !self->parent) | |
588 | return 0; | |
589 | ||
1c02c4d2 | 590 | if (pair_hists) { |
c82ee828 | 591 | period = self->pair ? self->pair->period : 0; |
cee75ac7 | 592 | total = pair_hists->stats.total_period; |
c82ee828 ACM |
593 | period_sys = self->pair ? self->pair->period_sys : 0; |
594 | period_us = self->pair ? self->pair->period_us : 0; | |
595 | period_guest_sys = self->pair ? self->pair->period_guest_sys : 0; | |
596 | period_guest_us = self->pair ? self->pair->period_guest_us : 0; | |
c351c281 | 597 | } else { |
c82ee828 | 598 | period = self->period; |
eefc465c | 599 | total = session_total; |
c82ee828 ACM |
600 | period_sys = self->period_sys; |
601 | period_us = self->period_us; | |
602 | period_guest_sys = self->period_guest_sys; | |
603 | period_guest_us = self->period_guest_us; | |
c351c281 ACM |
604 | } |
605 | ||
a4e3b956 ACM |
606 | if (total) { |
607 | if (color) | |
608 | ret = percent_color_snprintf(s, size, | |
609 | sep ? "%.2f" : " %6.2f%%", | |
c82ee828 | 610 | (period * 100.0) / total); |
a4e3b956 ACM |
611 | else |
612 | ret = snprintf(s, size, sep ? "%.2f" : " %6.2f%%", | |
c82ee828 | 613 | (period * 100.0) / total); |
a1645ce1 ZY |
614 | if (symbol_conf.show_cpu_utilization) { |
615 | ret += percent_color_snprintf(s + ret, size - ret, | |
616 | sep ? "%.2f" : " %6.2f%%", | |
c82ee828 | 617 | (period_sys * 100.0) / total); |
a1645ce1 ZY |
618 | ret += percent_color_snprintf(s + ret, size - ret, |
619 | sep ? "%.2f" : " %6.2f%%", | |
c82ee828 | 620 | (period_us * 100.0) / total); |
a1645ce1 ZY |
621 | if (perf_guest) { |
622 | ret += percent_color_snprintf(s + ret, | |
623 | size - ret, | |
624 | sep ? "%.2f" : " %6.2f%%", | |
c82ee828 | 625 | (period_guest_sys * 100.0) / |
a1645ce1 ZY |
626 | total); |
627 | ret += percent_color_snprintf(s + ret, | |
628 | size - ret, | |
629 | sep ? "%.2f" : " %6.2f%%", | |
c82ee828 | 630 | (period_guest_us * 100.0) / |
a1645ce1 ZY |
631 | total); |
632 | } | |
633 | } | |
a4e3b956 | 634 | } else |
c82ee828 | 635 | ret = snprintf(s, size, sep ? "%lld" : "%12lld ", period); |
4ecf84d0 ACM |
636 | |
637 | if (symbol_conf.show_nr_samples) { | |
c351c281 | 638 | if (sep) |
c82ee828 | 639 | ret += snprintf(s + ret, size - ret, "%c%lld", *sep, period); |
4ecf84d0 | 640 | else |
c82ee828 | 641 | ret += snprintf(s + ret, size - ret, "%11lld", period); |
c351c281 ACM |
642 | } |
643 | ||
1c02c4d2 | 644 | if (pair_hists) { |
c351c281 ACM |
645 | char bf[32]; |
646 | double old_percent = 0, new_percent = 0, diff; | |
647 | ||
648 | if (total > 0) | |
c82ee828 | 649 | old_percent = (period * 100.0) / total; |
eefc465c | 650 | if (session_total > 0) |
c82ee828 | 651 | new_percent = (self->period * 100.0) / session_total; |
c351c281 | 652 | |
9b33827d | 653 | diff = new_percent - old_percent; |
c351c281 | 654 | |
9b33827d | 655 | if (fabs(diff) >= 0.01) |
c351c281 ACM |
656 | snprintf(bf, sizeof(bf), "%+4.2F%%", diff); |
657 | else | |
658 | snprintf(bf, sizeof(bf), " "); | |
659 | ||
660 | if (sep) | |
a4e3b956 | 661 | ret += snprintf(s + ret, size - ret, "%c%s", *sep, bf); |
c351c281 | 662 | else |
a4e3b956 | 663 | ret += snprintf(s + ret, size - ret, "%11.11s", bf); |
c351c281 ACM |
664 | |
665 | if (show_displacement) { | |
666 | if (displacement) | |
667 | snprintf(bf, sizeof(bf), "%+4ld", displacement); | |
668 | else | |
669 | snprintf(bf, sizeof(bf), " "); | |
670 | ||
671 | if (sep) | |
a4e3b956 | 672 | ret += snprintf(s + ret, size - ret, "%c%s", *sep, bf); |
c351c281 | 673 | else |
a4e3b956 | 674 | ret += snprintf(s + ret, size - ret, "%6.6s", bf); |
c351c281 | 675 | } |
4ecf84d0 ACM |
676 | } |
677 | ||
678 | list_for_each_entry(se, &hist_entry__sort_list, list) { | |
679 | if (se->elide) | |
680 | continue; | |
681 | ||
a4e3b956 | 682 | ret += snprintf(s + ret, size - ret, "%s", sep ?: " "); |
fcd14984 | 683 | ret += se->se_snprintf(self, s + ret, size - ret, |
8a6c5b26 | 684 | hists__col_len(hists, se->se_width_idx)); |
4ecf84d0 ACM |
685 | } |
686 | ||
a4e3b956 ACM |
687 | return ret; |
688 | } | |
689 | ||
8a6c5b26 ACM |
690 | int hist_entry__fprintf(struct hist_entry *self, struct hists *hists, |
691 | struct hists *pair_hists, bool show_displacement, | |
692 | long displacement, FILE *fp, u64 session_total) | |
a4e3b956 ACM |
693 | { |
694 | char bf[512]; | |
8a6c5b26 | 695 | hist_entry__snprintf(self, bf, sizeof(bf), hists, pair_hists, |
a4e3b956 ACM |
696 | show_displacement, displacement, |
697 | true, session_total); | |
698 | return fprintf(fp, "%s\n", bf); | |
3997d377 | 699 | } |
4ecf84d0 | 700 | |
8a6c5b26 ACM |
701 | static size_t hist_entry__fprintf_callchain(struct hist_entry *self, |
702 | struct hists *hists, FILE *fp, | |
3997d377 ACM |
703 | u64 session_total) |
704 | { | |
705 | int left_margin = 0; | |
4ecf84d0 | 706 | |
3997d377 ACM |
707 | if (sort__first_dimension == SORT_COMM) { |
708 | struct sort_entry *se = list_first_entry(&hist_entry__sort_list, | |
709 | typeof(*se), list); | |
8a6c5b26 | 710 | left_margin = hists__col_len(hists, se->se_width_idx); |
3997d377 | 711 | left_margin -= thread__comm_len(self->thread); |
4ecf84d0 ACM |
712 | } |
713 | ||
3997d377 ACM |
714 | return hist_entry_callchain__fprintf(fp, self, session_total, |
715 | left_margin); | |
4ecf84d0 ACM |
716 | } |
717 | ||
1c02c4d2 ACM |
718 | size_t hists__fprintf(struct hists *self, struct hists *pair, |
719 | bool show_displacement, FILE *fp) | |
4ecf84d0 | 720 | { |
4ecf84d0 ACM |
721 | struct sort_entry *se; |
722 | struct rb_node *nd; | |
723 | size_t ret = 0; | |
c351c281 ACM |
724 | unsigned long position = 1; |
725 | long displacement = 0; | |
4ecf84d0 | 726 | unsigned int width; |
c351c281 | 727 | const char *sep = symbol_conf.field_sep; |
edb7c60e | 728 | const char *col_width = symbol_conf.col_width_list_str; |
4ecf84d0 ACM |
729 | |
730 | init_rem_hits(); | |
731 | ||
c351c281 ACM |
732 | fprintf(fp, "# %s", pair ? "Baseline" : "Overhead"); |
733 | ||
4ecf84d0 | 734 | if (symbol_conf.show_nr_samples) { |
c351c281 ACM |
735 | if (sep) |
736 | fprintf(fp, "%cSamples", *sep); | |
4ecf84d0 ACM |
737 | else |
738 | fputs(" Samples ", fp); | |
739 | } | |
c351c281 | 740 | |
a1645ce1 ZY |
741 | if (symbol_conf.show_cpu_utilization) { |
742 | if (sep) { | |
743 | ret += fprintf(fp, "%csys", *sep); | |
744 | ret += fprintf(fp, "%cus", *sep); | |
745 | if (perf_guest) { | |
746 | ret += fprintf(fp, "%cguest sys", *sep); | |
747 | ret += fprintf(fp, "%cguest us", *sep); | |
748 | } | |
749 | } else { | |
750 | ret += fprintf(fp, " sys "); | |
751 | ret += fprintf(fp, " us "); | |
752 | if (perf_guest) { | |
753 | ret += fprintf(fp, " guest sys "); | |
754 | ret += fprintf(fp, " guest us "); | |
755 | } | |
756 | } | |
757 | } | |
758 | ||
c351c281 ACM |
759 | if (pair) { |
760 | if (sep) | |
761 | ret += fprintf(fp, "%cDelta", *sep); | |
762 | else | |
763 | ret += fprintf(fp, " Delta "); | |
764 | ||
765 | if (show_displacement) { | |
766 | if (sep) | |
767 | ret += fprintf(fp, "%cDisplacement", *sep); | |
768 | else | |
769 | ret += fprintf(fp, " Displ"); | |
770 | } | |
771 | } | |
772 | ||
4ecf84d0 ACM |
773 | list_for_each_entry(se, &hist_entry__sort_list, list) { |
774 | if (se->elide) | |
775 | continue; | |
c351c281 | 776 | if (sep) { |
fcd14984 | 777 | fprintf(fp, "%c%s", *sep, se->se_header); |
4ecf84d0 ACM |
778 | continue; |
779 | } | |
fcd14984 | 780 | width = strlen(se->se_header); |
8a6c5b26 ACM |
781 | if (symbol_conf.col_width_list_str) { |
782 | if (col_width) { | |
783 | hists__set_col_len(self, se->se_width_idx, | |
784 | atoi(col_width)); | |
785 | col_width = strchr(col_width, ','); | |
786 | if (col_width) | |
787 | ++col_width; | |
4ecf84d0 | 788 | } |
4ecf84d0 | 789 | } |
8a6c5b26 ACM |
790 | if (!hists__new_col_len(self, se->se_width_idx, width)) |
791 | width = hists__col_len(self, se->se_width_idx); | |
fcd14984 | 792 | fprintf(fp, " %*s", width, se->se_header); |
4ecf84d0 ACM |
793 | } |
794 | fprintf(fp, "\n"); | |
795 | ||
c351c281 | 796 | if (sep) |
4ecf84d0 ACM |
797 | goto print_entries; |
798 | ||
799 | fprintf(fp, "# ........"); | |
800 | if (symbol_conf.show_nr_samples) | |
801 | fprintf(fp, " .........."); | |
c351c281 ACM |
802 | if (pair) { |
803 | fprintf(fp, " .........."); | |
804 | if (show_displacement) | |
805 | fprintf(fp, " ....."); | |
806 | } | |
4ecf84d0 ACM |
807 | list_for_each_entry(se, &hist_entry__sort_list, list) { |
808 | unsigned int i; | |
809 | ||
810 | if (se->elide) | |
811 | continue; | |
812 | ||
813 | fprintf(fp, " "); | |
8a6c5b26 ACM |
814 | width = hists__col_len(self, se->se_width_idx); |
815 | if (width == 0) | |
fcd14984 | 816 | width = strlen(se->se_header); |
4ecf84d0 ACM |
817 | for (i = 0; i < width; i++) |
818 | fprintf(fp, "."); | |
819 | } | |
4ecf84d0 | 820 | |
c351c281 | 821 | fprintf(fp, "\n#\n"); |
4ecf84d0 ACM |
822 | |
823 | print_entries: | |
1c02c4d2 | 824 | for (nd = rb_first(&self->entries); nd; nd = rb_next(nd)) { |
c351c281 ACM |
825 | struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node); |
826 | ||
827 | if (show_displacement) { | |
828 | if (h->pair != NULL) | |
829 | displacement = ((long)h->pair->position - | |
830 | (long)position); | |
831 | else | |
832 | displacement = 0; | |
833 | ++position; | |
834 | } | |
8a6c5b26 | 835 | ret += hist_entry__fprintf(h, self, pair, show_displacement, |
cee75ac7 | 836 | displacement, fp, self->stats.total_period); |
3997d377 ACM |
837 | |
838 | if (symbol_conf.use_callchain) | |
8a6c5b26 ACM |
839 | ret += hist_entry__fprintf_callchain(h, self, fp, |
840 | self->stats.total_period); | |
59fd5306 | 841 | if (h->ms.map == NULL && verbose > 1) { |
65f2ed2b | 842 | __map_groups__fprintf_maps(&h->thread->mg, |
c6e718ff | 843 | MAP__FUNCTION, verbose, fp); |
65f2ed2b ACM |
844 | fprintf(fp, "%.10s end\n", graph_dotted_line); |
845 | } | |
4ecf84d0 ACM |
846 | } |
847 | ||
4ecf84d0 ACM |
848 | free(rem_sq_bracket); |
849 | ||
850 | return ret; | |
851 | } | |
b09e0190 | 852 | |
cc5edb0e ACM |
853 | static void hists__remove_entry_filter(struct hists *self, struct hist_entry *h, |
854 | enum hist_filter filter) | |
855 | { | |
856 | h->filtered &= ~(1 << filter); | |
857 | if (h->filtered) | |
858 | return; | |
859 | ||
860 | ++self->nr_entries; | |
861 | self->stats.total_period += h->period; | |
862 | self->stats.nr_events[PERF_RECORD_SAMPLE] += h->nr_events; | |
863 | ||
8a6c5b26 | 864 | hists__calc_col_len(self, h); |
cc5edb0e ACM |
865 | } |
866 | ||
b09e0190 ACM |
867 | void hists__filter_by_dso(struct hists *self, const struct dso *dso) |
868 | { | |
869 | struct rb_node *nd; | |
870 | ||
cee75ac7 | 871 | self->nr_entries = self->stats.total_period = 0; |
c82ee828 | 872 | self->stats.nr_events[PERF_RECORD_SAMPLE] = 0; |
8a6c5b26 | 873 | hists__reset_col_len(self); |
b09e0190 ACM |
874 | |
875 | for (nd = rb_first(&self->entries); nd; nd = rb_next(nd)) { | |
876 | struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node); | |
877 | ||
878 | if (symbol_conf.exclude_other && !h->parent) | |
879 | continue; | |
880 | ||
881 | if (dso != NULL && (h->ms.map == NULL || h->ms.map->dso != dso)) { | |
882 | h->filtered |= (1 << HIST_FILTER__DSO); | |
883 | continue; | |
884 | } | |
885 | ||
cc5edb0e | 886 | hists__remove_entry_filter(self, h, HIST_FILTER__DSO); |
b09e0190 ACM |
887 | } |
888 | } | |
889 | ||
890 | void hists__filter_by_thread(struct hists *self, const struct thread *thread) | |
891 | { | |
892 | struct rb_node *nd; | |
893 | ||
cee75ac7 | 894 | self->nr_entries = self->stats.total_period = 0; |
c82ee828 | 895 | self->stats.nr_events[PERF_RECORD_SAMPLE] = 0; |
8a6c5b26 | 896 | hists__reset_col_len(self); |
b09e0190 ACM |
897 | |
898 | for (nd = rb_first(&self->entries); nd; nd = rb_next(nd)) { | |
899 | struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node); | |
900 | ||
901 | if (thread != NULL && h->thread != thread) { | |
902 | h->filtered |= (1 << HIST_FILTER__THREAD); | |
903 | continue; | |
904 | } | |
cc5edb0e ACM |
905 | |
906 | hists__remove_entry_filter(self, h, HIST_FILTER__THREAD); | |
b09e0190 ACM |
907 | } |
908 | } | |
ef7b93a1 ACM |
909 | |
910 | static int symbol__alloc_hist(struct symbol *self) | |
911 | { | |
912 | struct sym_priv *priv = symbol__priv(self); | |
913 | const int size = (sizeof(*priv->hist) + | |
914 | (self->end - self->start) * sizeof(u64)); | |
915 | ||
916 | priv->hist = zalloc(size); | |
917 | return priv->hist == NULL ? -1 : 0; | |
918 | } | |
919 | ||
920 | int hist_entry__inc_addr_samples(struct hist_entry *self, u64 ip) | |
921 | { | |
922 | unsigned int sym_size, offset; | |
923 | struct symbol *sym = self->ms.sym; | |
924 | struct sym_priv *priv; | |
925 | struct sym_hist *h; | |
926 | ||
927 | if (!sym || !self->ms.map) | |
928 | return 0; | |
929 | ||
930 | priv = symbol__priv(sym); | |
931 | if (priv->hist == NULL && symbol__alloc_hist(sym) < 0) | |
932 | return -ENOMEM; | |
933 | ||
934 | sym_size = sym->end - sym->start; | |
935 | offset = ip - sym->start; | |
936 | ||
937 | pr_debug3("%s: ip=%#Lx\n", __func__, self->ms.map->unmap_ip(self->ms.map, ip)); | |
938 | ||
939 | if (offset >= sym_size) | |
940 | return 0; | |
941 | ||
942 | h = priv->hist; | |
943 | h->sum++; | |
944 | h->ip[offset]++; | |
945 | ||
c82ee828 | 946 | pr_debug3("%#Lx %s: period++ [ip: %#Lx, %#Lx] => %Ld\n", self->ms.sym->start, |
ef7b93a1 ACM |
947 | self->ms.sym->name, ip, ip - self->ms.sym->start, h->ip[offset]); |
948 | return 0; | |
949 | } | |
950 | ||
951 | static struct objdump_line *objdump_line__new(s64 offset, char *line) | |
952 | { | |
953 | struct objdump_line *self = malloc(sizeof(*self)); | |
954 | ||
955 | if (self != NULL) { | |
956 | self->offset = offset; | |
957 | self->line = line; | |
958 | } | |
959 | ||
960 | return self; | |
961 | } | |
962 | ||
963 | void objdump_line__free(struct objdump_line *self) | |
964 | { | |
965 | free(self->line); | |
966 | free(self); | |
967 | } | |
968 | ||
969 | static void objdump__add_line(struct list_head *head, struct objdump_line *line) | |
970 | { | |
971 | list_add_tail(&line->node, head); | |
972 | } | |
973 | ||
974 | struct objdump_line *objdump__get_next_ip_line(struct list_head *head, | |
975 | struct objdump_line *pos) | |
976 | { | |
977 | list_for_each_entry_continue(pos, head, node) | |
978 | if (pos->offset >= 0) | |
979 | return pos; | |
980 | ||
981 | return NULL; | |
982 | } | |
983 | ||
984 | static int hist_entry__parse_objdump_line(struct hist_entry *self, FILE *file, | |
985 | struct list_head *head) | |
986 | { | |
987 | struct symbol *sym = self->ms.sym; | |
988 | struct objdump_line *objdump_line; | |
989 | char *line = NULL, *tmp, *tmp2, *c; | |
990 | size_t line_len; | |
991 | s64 line_ip, offset = -1; | |
992 | ||
993 | if (getline(&line, &line_len, file) < 0) | |
994 | return -1; | |
995 | ||
996 | if (!line) | |
997 | return -1; | |
998 | ||
999 | while (line_len != 0 && isspace(line[line_len - 1])) | |
1000 | line[--line_len] = '\0'; | |
1001 | ||
1002 | c = strchr(line, '\n'); | |
1003 | if (c) | |
1004 | *c = 0; | |
1005 | ||
1006 | line_ip = -1; | |
1007 | ||
1008 | /* | |
1009 | * Strip leading spaces: | |
1010 | */ | |
1011 | tmp = line; | |
1012 | while (*tmp) { | |
1013 | if (*tmp != ' ') | |
1014 | break; | |
1015 | tmp++; | |
1016 | } | |
1017 | ||
1018 | if (*tmp) { | |
1019 | /* | |
1020 | * Parse hexa addresses followed by ':' | |
1021 | */ | |
1022 | line_ip = strtoull(tmp, &tmp2, 16); | |
75d9ef17 | 1023 | if (*tmp2 != ':' || tmp == tmp2) |
ef7b93a1 ACM |
1024 | line_ip = -1; |
1025 | } | |
1026 | ||
1027 | if (line_ip != -1) { | |
1028 | u64 start = map__rip_2objdump(self->ms.map, sym->start); | |
1029 | offset = line_ip - start; | |
1030 | } | |
1031 | ||
1032 | objdump_line = objdump_line__new(offset, line); | |
1033 | if (objdump_line == NULL) { | |
1034 | free(line); | |
1035 | return -1; | |
1036 | } | |
1037 | objdump__add_line(head, objdump_line); | |
1038 | ||
1039 | return 0; | |
1040 | } | |
1041 | ||
1042 | int hist_entry__annotate(struct hist_entry *self, struct list_head *head) | |
1043 | { | |
1044 | struct symbol *sym = self->ms.sym; | |
1045 | struct map *map = self->ms.map; | |
1046 | struct dso *dso = map->dso; | |
b36f19d5 | 1047 | char *filename = dso__build_id_filename(dso, NULL, 0); |
44bf4606 | 1048 | bool free_filename = true; |
ef7b93a1 ACM |
1049 | char command[PATH_MAX * 2]; |
1050 | FILE *file; | |
46e3e055 | 1051 | int err = 0; |
ef7b93a1 ACM |
1052 | u64 len; |
1053 | ||
b36f19d5 ACM |
1054 | if (filename == NULL) { |
1055 | if (dso->has_build_id) { | |
1056 | pr_err("Can't annotate %s: not enough memory\n", | |
1057 | sym->name); | |
46e3e055 | 1058 | return -ENOMEM; |
b36f19d5 | 1059 | } |
44bf4606 ACM |
1060 | goto fallback; |
1061 | } else if (readlink(filename, command, sizeof(command)) < 0 || | |
1062 | strstr(command, "[kernel.kallsyms]") || | |
1063 | access(filename, R_OK)) { | |
1064 | free(filename); | |
1065 | fallback: | |
b36f19d5 | 1066 | /* |
44bf4606 ACM |
1067 | * If we don't have build-ids or the build-id file isn't in the |
1068 | * cache, or is just a kallsyms file, well, lets hope that this | |
b36f19d5 ACM |
1069 | * DSO is the same as when 'perf record' ran. |
1070 | */ | |
1071 | filename = dso->long_name; | |
44bf4606 | 1072 | free_filename = false; |
b36f19d5 | 1073 | } |
ef7b93a1 ACM |
1074 | |
1075 | if (dso->origin == DSO__ORIG_KERNEL) { | |
46e3e055 | 1076 | if (dso->annotate_warned) |
b36f19d5 | 1077 | goto out_free_filename; |
46e3e055 | 1078 | err = -ENOENT; |
ef7b93a1 ACM |
1079 | dso->annotate_warned = 1; |
1080 | pr_err("Can't annotate %s: No vmlinux file was found in the " | |
46e3e055 | 1081 | "path\n", sym->name); |
b36f19d5 | 1082 | goto out_free_filename; |
ef7b93a1 ACM |
1083 | } |
1084 | ||
1085 | pr_debug("%s: filename=%s, sym=%s, start=%#Lx, end=%#Lx\n", __func__, | |
1086 | filename, sym->name, map->unmap_ip(map, sym->start), | |
1087 | map->unmap_ip(map, sym->end)); | |
1088 | ||
1089 | len = sym->end - sym->start; | |
1090 | ||
1091 | pr_debug("annotating [%p] %30s : [%p] %30s\n", | |
1092 | dso, dso->long_name, sym, sym->name); | |
1093 | ||
1094 | snprintf(command, sizeof(command), | |
45d8e802 | 1095 | "objdump --start-address=0x%016Lx --stop-address=0x%016Lx -dS -C %s|grep -v %s|expand", |
ef7b93a1 ACM |
1096 | map__rip_2objdump(map, sym->start), |
1097 | map__rip_2objdump(map, sym->end), | |
1098 | filename, filename); | |
1099 | ||
1100 | pr_debug("Executing: %s\n", command); | |
1101 | ||
1102 | file = popen(command, "r"); | |
1103 | if (!file) | |
b36f19d5 | 1104 | goto out_free_filename; |
ef7b93a1 ACM |
1105 | |
1106 | while (!feof(file)) | |
1107 | if (hist_entry__parse_objdump_line(self, file, head) < 0) | |
1108 | break; | |
1109 | ||
1110 | pclose(file); | |
b36f19d5 | 1111 | out_free_filename: |
44bf4606 | 1112 | if (free_filename) |
b36f19d5 ACM |
1113 | free(filename); |
1114 | return err; | |
ef7b93a1 | 1115 | } |
c8446b9b ACM |
1116 | |
1117 | void hists__inc_nr_events(struct hists *self, u32 type) | |
1118 | { | |
cee75ac7 ACM |
1119 | ++self->stats.nr_events[0]; |
1120 | ++self->stats.nr_events[type]; | |
c8446b9b ACM |
1121 | } |
1122 | ||
1123 | size_t hists__fprintf_nr_events(struct hists *self, FILE *fp) | |
1124 | { | |
1125 | int i; | |
1126 | size_t ret = 0; | |
1127 | ||
1128 | for (i = 0; i < PERF_RECORD_HEADER_MAX; ++i) { | |
1129 | if (!event__name[i]) | |
1130 | continue; | |
1131 | ret += fprintf(fp, "%10s events: %10d\n", | |
1132 | event__name[i], self->stats.nr_events[i]); | |
1133 | } | |
1134 | ||
1135 | return ret; | |
1136 | } |