projects / deliverable / linux.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
blame | history | raw | HEAD
perf evlist: Rename for_each() macros to for_each_entry()
[deliverable/linux.git] / tools / perf / ui / hist.c
1 #include <math.h>
2 #include <linux/compiler.h>
3
4 #include "../util/hist.h"
5 #include "../util/util.h"
6 #include "../util/sort.h"
7 #include "../util/evsel.h"
8 #include "../util/evlist.h"
9
10 /* hist period print (hpp) functions */
11
12 #define hpp__call_print_fn(hpp, fn, fmt, ...) \
13 ({ \
14 int __ret = fn(hpp, fmt, ##__VA_ARGS__); \
15 advance_hpp(hpp, __ret); \
16 __ret; \
17 })
18
19 static int __hpp__fmt(struct perf_hpp *hpp, struct hist_entry *he,
20 hpp_field_fn get_field, const char *fmt, int len,
21 hpp_snprint_fn print_fn, bool fmt_percent)
22 {
23 int ret;
24 struct hists *hists = he->hists;
25 struct perf_evsel *evsel = hists_to_evsel(hists);
26 char *buf = hpp->buf;
27 size_t size = hpp->size;
28
29 if (fmt_percent) {
30 double percent = 0.0;
31 u64 total = hists__total_period(hists);
32
33 if (total)
34 percent = 100.0 * get_field(he) / total;
35
36 ret = hpp__call_print_fn(hpp, print_fn, fmt, len, percent);
37 } else
38 ret = hpp__call_print_fn(hpp, print_fn, fmt, len, get_field(he));
39
40 if (perf_evsel__is_group_event(evsel)) {
41 int prev_idx, idx_delta;
42 struct hist_entry *pair;
43 int nr_members = evsel->nr_members;
44
45 prev_idx = perf_evsel__group_idx(evsel);
46
47 list_for_each_entry(pair, &he->pairs.head, pairs.node) {
48 u64 period = get_field(pair);
49 u64 total = hists__total_period(pair->hists);
50
51 if (!total)
52 continue;
53
54 evsel = hists_to_evsel(pair->hists);
55 idx_delta = perf_evsel__group_idx(evsel) - prev_idx - 1;
56
57 while (idx_delta--) {
58 /*
59 * zero-fill group members in the middle which
60 * have no sample
61 */
62 if (fmt_percent) {
63 ret += hpp__call_print_fn(hpp, print_fn,
64 fmt, len, 0.0);
65 } else {
66 ret += hpp__call_print_fn(hpp, print_fn,
67 fmt, len, 0ULL);
68 }
69 }
70
71 if (fmt_percent) {
72 ret += hpp__call_print_fn(hpp, print_fn, fmt, len,
73 100.0 * period / total);
74 } else {
75 ret += hpp__call_print_fn(hpp, print_fn, fmt,
76 len, period);
77 }
78
79 prev_idx = perf_evsel__group_idx(evsel);
80 }
81
82 idx_delta = nr_members - prev_idx - 1;
83
84 while (idx_delta--) {
85 /*
86 * zero-fill group members at last which have no sample
87 */
88 if (fmt_percent) {
89 ret += hpp__call_print_fn(hpp, print_fn,
90 fmt, len, 0.0);
91 } else {
92 ret += hpp__call_print_fn(hpp, print_fn,
93 fmt, len, 0ULL);
94 }
95 }
96 }
97
98 /*
99 * Restore original buf and size as it's where caller expects
100 * the result will be saved.
101 */
102 hpp->buf = buf;
103 hpp->size = size;
104
105 return ret;
106 }
107
108 int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
109 struct hist_entry *he, hpp_field_fn get_field,
110 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent)
111 {
112 int len = fmt->user_len ?: fmt->len;
113
114 if (symbol_conf.field_sep) {
115 return __hpp__fmt(hpp, he, get_field, fmtstr, 1,
116 print_fn, fmt_percent);
117 }
118
119 if (fmt_percent)
120 len -= 2; /* 2 for a space and a % sign */
121 else
122 len -= 1;
123
124 return __hpp__fmt(hpp, he, get_field, fmtstr, len, print_fn, fmt_percent);
125 }
126
127 int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
128 struct hist_entry *he, hpp_field_fn get_field,
129 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent)
130 {
131 if (!symbol_conf.cumulate_callchain) {
132 int len = fmt->user_len ?: fmt->len;
133 return snprintf(hpp->buf, hpp->size, " %*s", len - 1, "N/A");
134 }
135
136 return hpp__fmt(fmt, hpp, he, get_field, fmtstr, print_fn, fmt_percent);
137 }
138
139 static int field_cmp(u64 field_a, u64 field_b)
140 {
141 if (field_a > field_b)
142 return 1;
143 if (field_a < field_b)
144 return -1;
145 return 0;
146 }
147
148 static int __hpp__sort(struct hist_entry *a, struct hist_entry *b,
149 hpp_field_fn get_field)
150 {
151 s64 ret;
152 int i, nr_members;
153 struct perf_evsel *evsel;
154 struct hist_entry *pair;
155 u64 *fields_a, *fields_b;
156
157 ret = field_cmp(get_field(a), get_field(b));
158 if (ret || !symbol_conf.event_group)
159 return ret;
160
161 evsel = hists_to_evsel(a->hists);
162 if (!perf_evsel__is_group_event(evsel))
163 return ret;
164
165 nr_members = evsel->nr_members;
166 fields_a = calloc(nr_members, sizeof(*fields_a));
167 fields_b = calloc(nr_members, sizeof(*fields_b));
168
169 if (!fields_a || !fields_b)
170 goto out;
171
172 list_for_each_entry(pair, &a->pairs.head, pairs.node) {
173 evsel = hists_to_evsel(pair->hists);
174 fields_a[perf_evsel__group_idx(evsel)] = get_field(pair);
175 }
176
177 list_for_each_entry(pair, &b->pairs.head, pairs.node) {
178 evsel = hists_to_evsel(pair->hists);
179 fields_b[perf_evsel__group_idx(evsel)] = get_field(pair);
180 }
181
182 for (i = 1; i < nr_members; i++) {
183 ret = field_cmp(fields_a[i], fields_b[i]);
184 if (ret)
185 break;
186 }
187
188 out:
189 free(fields_a);
190 free(fields_b);
191
192 return ret;
193 }
194
195 static int __hpp__sort_acc(struct hist_entry *a, struct hist_entry *b,
196 hpp_field_fn get_field)
197 {
198 s64 ret = 0;
199
200 if (symbol_conf.cumulate_callchain) {
201 /*
202 * Put caller above callee when they have equal period.
203 */
204 ret = field_cmp(get_field(a), get_field(b));
205 if (ret)
206 return ret;
207
208 if (a->thread != b->thread || !symbol_conf.use_callchain)
209 return 0;
210
211 ret = b->callchain->max_depth - a->callchain->max_depth;
212 }
213 return ret;
214 }
215
216 static int hpp__width_fn(struct perf_hpp_fmt *fmt,
217 struct perf_hpp *hpp __maybe_unused,
218 struct hists *hists)
219 {
220 int len = fmt->user_len ?: fmt->len;
221 struct perf_evsel *evsel = hists_to_evsel(hists);
222
223 if (symbol_conf.event_group)
224 len = max(len, evsel->nr_members * fmt->len);
225
226 if (len < (int)strlen(fmt->name))
227 len = strlen(fmt->name);
228
229 return len;
230 }
231
232 static int hpp__header_fn(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
233 struct hists *hists)
234 {
235 int len = hpp__width_fn(fmt, hpp, hists);
236 return scnprintf(hpp->buf, hpp->size, "%*s", len, fmt->name);
237 }
238
239 static int hpp_color_scnprintf(struct perf_hpp *hpp, const char *fmt, ...)
240 {
241 va_list args;
242 ssize_t ssize = hpp->size;
243 double percent;
244 int ret, len;
245
246 va_start(args, fmt);
247 len = va_arg(args, int);
248 percent = va_arg(args, double);
249 ret = percent_color_len_snprintf(hpp->buf, hpp->size, fmt, len, percent);
250 va_end(args);
251
252 return (ret >= ssize) ? (ssize - 1) : ret;
253 }
254
255 static int hpp_entry_scnprintf(struct perf_hpp *hpp, const char *fmt, ...)
256 {
257 va_list args;
258 ssize_t ssize = hpp->size;
259 int ret;
260
261 va_start(args, fmt);
262 ret = vsnprintf(hpp->buf, hpp->size, fmt, args);
263 va_end(args);
264
265 return (ret >= ssize) ? (ssize - 1) : ret;
266 }
267
268 #define __HPP_COLOR_PERCENT_FN(_type, _field) \
269 static u64 he_get_##_field(struct hist_entry *he) \
270 { \
271 return he->stat._field; \
272 } \
273 \
274 static int hpp__color_##_type(struct perf_hpp_fmt *fmt, \
275 struct perf_hpp *hpp, struct hist_entry *he) \
276 { \
277 return hpp__fmt(fmt, hpp, he, he_get_##_field, " %*.2f%%", \
278 hpp_color_scnprintf, true); \
279 }
280
281 #define __HPP_ENTRY_PERCENT_FN(_type, _field) \
282 static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
283 struct perf_hpp *hpp, struct hist_entry *he) \
284 { \
285 return hpp__fmt(fmt, hpp, he, he_get_##_field, " %*.2f%%", \
286 hpp_entry_scnprintf, true); \
287 }
288
289 #define __HPP_SORT_FN(_type, _field) \
290 static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
291 struct hist_entry *a, struct hist_entry *b) \
292 { \
293 return __hpp__sort(a, b, he_get_##_field); \
294 }
295
296 #define __HPP_COLOR_ACC_PERCENT_FN(_type, _field) \
297 static u64 he_get_acc_##_field(struct hist_entry *he) \
298 { \
299 return he->stat_acc->_field; \
300 } \
301 \
302 static int hpp__color_##_type(struct perf_hpp_fmt *fmt, \
303 struct perf_hpp *hpp, struct hist_entry *he) \
304 { \
305 return hpp__fmt_acc(fmt, hpp, he, he_get_acc_##_field, " %*.2f%%", \
306 hpp_color_scnprintf, true); \
307 }
308
309 #define __HPP_ENTRY_ACC_PERCENT_FN(_type, _field) \
310 static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
311 struct perf_hpp *hpp, struct hist_entry *he) \
312 { \
313 return hpp__fmt_acc(fmt, hpp, he, he_get_acc_##_field, " %*.2f%%", \
314 hpp_entry_scnprintf, true); \
315 }
316
317 #define __HPP_SORT_ACC_FN(_type, _field) \
318 static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
319 struct hist_entry *a, struct hist_entry *b) \
320 { \
321 return __hpp__sort_acc(a, b, he_get_acc_##_field); \
322 }
323
324 #define __HPP_ENTRY_RAW_FN(_type, _field) \
325 static u64 he_get_raw_##_field(struct hist_entry *he) \
326 { \
327 return he->stat._field; \
328 } \
329 \
330 static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
331 struct perf_hpp *hpp, struct hist_entry *he) \
332 { \
333 return hpp__fmt(fmt, hpp, he, he_get_raw_##_field, " %*"PRIu64, \
334 hpp_entry_scnprintf, false); \
335 }
336
337 #define __HPP_SORT_RAW_FN(_type, _field) \
338 static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
339 struct hist_entry *a, struct hist_entry *b) \
340 { \
341 return __hpp__sort(a, b, he_get_raw_##_field); \
342 }
343
344
345 #define HPP_PERCENT_FNS(_type, _field) \
346 __HPP_COLOR_PERCENT_FN(_type, _field) \
347 __HPP_ENTRY_PERCENT_FN(_type, _field) \
348 __HPP_SORT_FN(_type, _field)
349
350 #define HPP_PERCENT_ACC_FNS(_type, _field) \
351 __HPP_COLOR_ACC_PERCENT_FN(_type, _field) \
352 __HPP_ENTRY_ACC_PERCENT_FN(_type, _field) \
353 __HPP_SORT_ACC_FN(_type, _field)
354
355 #define HPP_RAW_FNS(_type, _field) \
356 __HPP_ENTRY_RAW_FN(_type, _field) \
357 __HPP_SORT_RAW_FN(_type, _field)
358
359 HPP_PERCENT_FNS(overhead, period)
360 HPP_PERCENT_FNS(overhead_sys, period_sys)
361 HPP_PERCENT_FNS(overhead_us, period_us)
362 HPP_PERCENT_FNS(overhead_guest_sys, period_guest_sys)
363 HPP_PERCENT_FNS(overhead_guest_us, period_guest_us)
364 HPP_PERCENT_ACC_FNS(overhead_acc, period)
365
366 HPP_RAW_FNS(samples, nr_events)
367 HPP_RAW_FNS(period, period)
368
369 static int64_t hpp__nop_cmp(struct perf_hpp_fmt *fmt __maybe_unused,
370 struct hist_entry *a __maybe_unused,
371 struct hist_entry *b __maybe_unused)
372 {
373 return 0;
374 }
375
376 static bool perf_hpp__is_hpp_entry(struct perf_hpp_fmt *a)
377 {
378 return a->header == hpp__header_fn;
379 }
380
381 static bool hpp__equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
382 {
383 if (!perf_hpp__is_hpp_entry(a) || !perf_hpp__is_hpp_entry(b))
384 return false;
385
386 return a->idx == b->idx;
387 }
388
389 #define HPP__COLOR_PRINT_FNS(_name, _fn, _idx) \
390 { \
391 .name = _name, \
392 .header = hpp__header_fn, \
393 .width = hpp__width_fn, \
394 .color = hpp__color_ ## _fn, \
395 .entry = hpp__entry_ ## _fn, \
396 .cmp = hpp__nop_cmp, \
397 .collapse = hpp__nop_cmp, \
398 .sort = hpp__sort_ ## _fn, \
399 .idx = PERF_HPP__ ## _idx, \
400 .equal = hpp__equal, \
401 }
402
403 #define HPP__COLOR_ACC_PRINT_FNS(_name, _fn, _idx) \
404 { \
405 .name = _name, \
406 .header = hpp__header_fn, \
407 .width = hpp__width_fn, \
408 .color = hpp__color_ ## _fn, \
409 .entry = hpp__entry_ ## _fn, \
410 .cmp = hpp__nop_cmp, \
411 .collapse = hpp__nop_cmp, \
412 .sort = hpp__sort_ ## _fn, \
413 .idx = PERF_HPP__ ## _idx, \
414 .equal = hpp__equal, \
415 }
416
417 #define HPP__PRINT_FNS(_name, _fn, _idx) \
418 { \
419 .name = _name, \
420 .header = hpp__header_fn, \
421 .width = hpp__width_fn, \
422 .entry = hpp__entry_ ## _fn, \
423 .cmp = hpp__nop_cmp, \
424 .collapse = hpp__nop_cmp, \
425 .sort = hpp__sort_ ## _fn, \
426 .idx = PERF_HPP__ ## _idx, \
427 .equal = hpp__equal, \
428 }
429
430 struct perf_hpp_fmt perf_hpp__format[] = {
431 HPP__COLOR_PRINT_FNS("Overhead", overhead, OVERHEAD),
432 HPP__COLOR_PRINT_FNS("sys", overhead_sys, OVERHEAD_SYS),
433 HPP__COLOR_PRINT_FNS("usr", overhead_us, OVERHEAD_US),
434 HPP__COLOR_PRINT_FNS("guest sys", overhead_guest_sys, OVERHEAD_GUEST_SYS),
435 HPP__COLOR_PRINT_FNS("guest usr", overhead_guest_us, OVERHEAD_GUEST_US),
436 HPP__COLOR_ACC_PRINT_FNS("Children", overhead_acc, OVERHEAD_ACC),
437 HPP__PRINT_FNS("Samples", samples, SAMPLES),
438 HPP__PRINT_FNS("Period", period, PERIOD)
439 };
440
441 struct perf_hpp_list perf_hpp_list = {
442 .fields = LIST_HEAD_INIT(perf_hpp_list.fields),
443 .sorts = LIST_HEAD_INIT(perf_hpp_list.sorts),
444 };
445
446 #undef HPP__COLOR_PRINT_FNS
447 #undef HPP__COLOR_ACC_PRINT_FNS
448 #undef HPP__PRINT_FNS
449
450 #undef HPP_PERCENT_FNS
451 #undef HPP_PERCENT_ACC_FNS
452 #undef HPP_RAW_FNS
453
454 #undef __HPP_HEADER_FN
455 #undef __HPP_WIDTH_FN
456 #undef __HPP_COLOR_PERCENT_FN
457 #undef __HPP_ENTRY_PERCENT_FN
458 #undef __HPP_COLOR_ACC_PERCENT_FN
459 #undef __HPP_ENTRY_ACC_PERCENT_FN
460 #undef __HPP_ENTRY_RAW_FN
461 #undef __HPP_SORT_FN
462 #undef __HPP_SORT_ACC_FN
463 #undef __HPP_SORT_RAW_FN
464
465
466 void perf_hpp__init(void)
467 {
468 int i;
469
470 for (i = 0; i < PERF_HPP__MAX_INDEX; i++) {
471 struct perf_hpp_fmt *fmt = &perf_hpp__format[i];
472
473 INIT_LIST_HEAD(&fmt->list);
474
475 /* sort_list may be linked by setup_sorting() */
476 if (fmt->sort_list.next == NULL)
477 INIT_LIST_HEAD(&fmt->sort_list);
478 }
479
480 /*
481 * If user specified field order, no need to setup default fields.
482 */
483 if (is_strict_order(field_order))
484 return;
485
486 if (symbol_conf.cumulate_callchain) {
487 hpp_dimension__add_output(PERF_HPP__OVERHEAD_ACC);
488 perf_hpp__format[PERF_HPP__OVERHEAD].name = "Self";
489 }
490
491 hpp_dimension__add_output(PERF_HPP__OVERHEAD);
492
493 if (symbol_conf.show_cpu_utilization) {
494 hpp_dimension__add_output(PERF_HPP__OVERHEAD_SYS);
495 hpp_dimension__add_output(PERF_HPP__OVERHEAD_US);
496
497 if (perf_guest) {
498 hpp_dimension__add_output(PERF_HPP__OVERHEAD_GUEST_SYS);
499 hpp_dimension__add_output(PERF_HPP__OVERHEAD_GUEST_US);
500 }
501 }
502
503 if (symbol_conf.show_nr_samples)
504 hpp_dimension__add_output(PERF_HPP__SAMPLES);
505
506 if (symbol_conf.show_total_period)
507 hpp_dimension__add_output(PERF_HPP__PERIOD);
508 }
509
510 void perf_hpp_list__column_register(struct perf_hpp_list *list,
511 struct perf_hpp_fmt *format)
512 {
513 list_add_tail(&format->list, &list->fields);
514 }
515
516 void perf_hpp_list__register_sort_field(struct perf_hpp_list *list,
517 struct perf_hpp_fmt *format)
518 {
519 list_add_tail(&format->sort_list, &list->sorts);
520 }
521
522 void perf_hpp__column_unregister(struct perf_hpp_fmt *format)
523 {
524 list_del(&format->list);
525 }
526
527 void perf_hpp__cancel_cumulate(void)
528 {
529 struct perf_hpp_fmt *fmt, *acc, *ovh, *tmp;
530
531 if (is_strict_order(field_order))
532 return;
533
534 ovh = &perf_hpp__format[PERF_HPP__OVERHEAD];
535 acc = &perf_hpp__format[PERF_HPP__OVERHEAD_ACC];
536
537 perf_hpp_list__for_each_format_safe(&perf_hpp_list, fmt, tmp) {
538 if (acc->equal(acc, fmt)) {
539 perf_hpp__column_unregister(fmt);
540 continue;
541 }
542
543 if (ovh->equal(ovh, fmt))
544 fmt->name = "Overhead";
545 }
546 }
547
548 static bool fmt_equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
549 {
550 return a->equal && a->equal(a, b);
551 }
552
553 void perf_hpp__setup_output_field(struct perf_hpp_list *list)
554 {
555 struct perf_hpp_fmt *fmt;
556
557 /* append sort keys to output field */
558 perf_hpp_list__for_each_sort_list(list, fmt) {
559 struct perf_hpp_fmt *pos;
560
561 perf_hpp_list__for_each_format(list, pos) {
562 if (fmt_equal(fmt, pos))
563 goto next;
564 }
565
566 perf_hpp__column_register(fmt);
567 next:
568 continue;
569 }
570 }
571
572 void perf_hpp__append_sort_keys(struct perf_hpp_list *list)
573 {
574 struct perf_hpp_fmt *fmt;
575
576 /* append output fields to sort keys */
577 perf_hpp_list__for_each_format(list, fmt) {
578 struct perf_hpp_fmt *pos;
579
580 perf_hpp_list__for_each_sort_list(list, pos) {
581 if (fmt_equal(fmt, pos))
582 goto next;
583 }
584
585 perf_hpp__register_sort_field(fmt);
586 next:
587 continue;
588 }
589 }
590
591
592 static void fmt_free(struct perf_hpp_fmt *fmt)
593 {
594 if (fmt->free)
595 fmt->free(fmt);
596 }
597
598 void perf_hpp__reset_output_field(struct perf_hpp_list *list)
599 {
600 struct perf_hpp_fmt *fmt, *tmp;
601
602 /* reset output fields */
603 perf_hpp_list__for_each_format_safe(list, fmt, tmp) {
604 list_del_init(&fmt->list);
605 list_del_init(&fmt->sort_list);
606 fmt_free(fmt);
607 }
608
609 /* reset sort keys */
610 perf_hpp_list__for_each_sort_list_safe(list, fmt, tmp) {
611 list_del_init(&fmt->list);
612 list_del_init(&fmt->sort_list);
613 fmt_free(fmt);
614 }
615 }
616
617 /*
618 * See hists__fprintf to match the column widths
619 */
620 unsigned int hists__sort_list_width(struct hists *hists)
621 {
622 struct perf_hpp_fmt *fmt;
623 int ret = 0;
624 bool first = true;
625 struct perf_hpp dummy_hpp;
626
627 hists__for_each_format(hists, fmt) {
628 if (perf_hpp__should_skip(fmt, hists))
629 continue;
630
631 if (first)
632 first = false;
633 else
634 ret += 2;
635
636 ret += fmt->width(fmt, &dummy_hpp, hists);
637 }
638
639 if (verbose && hists__has(hists, sym)) /* Addr + origin */
640 ret += 3 + BITS_PER_LONG / 4;
641
642 return ret;
643 }
644
645 unsigned int hists__overhead_width(struct hists *hists)
646 {
647 struct perf_hpp_fmt *fmt;
648 int ret = 0;
649 bool first = true;
650 struct perf_hpp dummy_hpp;
651
652 hists__for_each_format(hists, fmt) {
653 if (perf_hpp__is_sort_entry(fmt) || perf_hpp__is_dynamic_entry(fmt))
654 break;
655
656 if (first)
657 first = false;
658 else
659 ret += 2;
660
661 ret += fmt->width(fmt, &dummy_hpp, hists);
662 }
663
664 return ret;
665 }
666
667 void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists)
668 {
669 if (perf_hpp__is_sort_entry(fmt))
670 return perf_hpp__reset_sort_width(fmt, hists);
671
672 if (perf_hpp__is_dynamic_entry(fmt))
673 return;
674
675 BUG_ON(fmt->idx >= PERF_HPP__MAX_INDEX);
676
677 switch (fmt->idx) {
678 case PERF_HPP__OVERHEAD:
679 case PERF_HPP__OVERHEAD_SYS:
680 case PERF_HPP__OVERHEAD_US:
681 case PERF_HPP__OVERHEAD_ACC:
682 fmt->len = 8;
683 break;
684
685 case PERF_HPP__OVERHEAD_GUEST_SYS:
686 case PERF_HPP__OVERHEAD_GUEST_US:
687 fmt->len = 9;
688 break;
689
690 case PERF_HPP__SAMPLES:
691 case PERF_HPP__PERIOD:
692 fmt->len = 12;
693 break;
694
695 default:
696 break;
697 }
698 }
699
700 void perf_hpp__set_user_width(const char *width_list_str)
701 {
702 struct perf_hpp_fmt *fmt;
703 const char *ptr = width_list_str;
704
705 perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
706 char *p;
707
708 int len = strtol(ptr, &p, 10);
709 fmt->user_len = len;
710
711 if (*p == ',')
712 ptr = p + 1;
713 else
714 break;
715 }
716 }
717
718 static int add_hierarchy_fmt(struct hists *hists, struct perf_hpp_fmt *fmt)
719 {
720 struct perf_hpp_list_node *node = NULL;
721 struct perf_hpp_fmt *fmt_copy;
722 bool found = false;
723 bool skip = perf_hpp__should_skip(fmt, hists);
724
725 list_for_each_entry(node, &hists->hpp_formats, list) {
726 if (node->level == fmt->level) {
727 found = true;
728 break;
729 }
730 }
731
732 if (!found) {
733 node = malloc(sizeof(*node));
734 if (node == NULL)
735 return -1;
736
737 node->skip = skip;
738 node->level = fmt->level;
739 perf_hpp_list__init(&node->hpp);
740
741 hists->nr_hpp_node++;
742 list_add_tail(&node->list, &hists->hpp_formats);
743 }
744
745 fmt_copy = perf_hpp_fmt__dup(fmt);
746 if (fmt_copy == NULL)
747 return -1;
748
749 if (!skip)
750 node->skip = false;
751
752 list_add_tail(&fmt_copy->list, &node->hpp.fields);
753 list_add_tail(&fmt_copy->sort_list, &node->hpp.sorts);
754
755 return 0;
756 }
757
758 int perf_hpp__setup_hists_formats(struct perf_hpp_list *list,
759 struct perf_evlist *evlist)
760 {
761 struct perf_evsel *evsel;
762 struct perf_hpp_fmt *fmt;
763 struct hists *hists;
764 int ret;
765
766 if (!symbol_conf.report_hierarchy)
767 return 0;
768
769 evlist__for_each_entry(evlist, evsel) {
770 hists = evsel__hists(evsel);
771
772 perf_hpp_list__for_each_sort_list(list, fmt) {
773 if (perf_hpp__is_dynamic_entry(fmt) &&
774 !perf_hpp__defined_dynamic_entry(fmt, hists))
775 continue;
776
777 ret = add_hierarchy_fmt(hists, fmt);
778 if (ret < 0)
779 return ret;
780 }
781 }
782
783 return 0;
784 }
Linux kernel - Deliverables
This page took 0.048955 seconds and 5 git commands to generate.