1 // SPDX-License-Identifier: GPL-2.0
2 #include <inttypes.h>
3 #include <math.h>
4 #include <stdlib.h>
5 #include <string.h>
6 #include <linux/compiler.h>
7
8 #include "../util/callchain.h"
9 #include "../util/debug.h"
10 #include "../util/hist.h"
11 #include "../util/sort.h"
12 #include "../util/evsel.h"
13 #include "../util/evlist.h"
14 #include "../perf.h"
15
16 /* hist period print (hpp) functions */
17
18 #define hpp__call_print_fn(hpp, fn, fmt, ...) \
19 ({ \
20 int __ret = fn(hpp, fmt, ##__VA_ARGS__); \
21 advance_hpp(hpp, __ret); \
22 __ret; \
23 })
24
__hpp__fmt(struct perf_hpp * hpp,struct hist_entry * he,hpp_field_fn get_field,const char * fmt,int len,hpp_snprint_fn print_fn,bool fmt_percent)25 static int __hpp__fmt(struct perf_hpp *hpp, struct hist_entry *he,
26 hpp_field_fn get_field, const char *fmt, int len,
27 hpp_snprint_fn print_fn, bool fmt_percent)
28 {
29 int ret;
30 struct hists *hists = he->hists;
31 struct evsel *evsel = hists_to_evsel(hists);
32 char *buf = hpp->buf;
33 size_t size = hpp->size;
34
35 if (fmt_percent) {
36 double percent = 0.0;
37 u64 total = hists__total_period(hists);
38
39 if (total)
40 percent = 100.0 * get_field(he) / total;
41
42 ret = hpp__call_print_fn(hpp, print_fn, fmt, len, percent);
43 } else
44 ret = hpp__call_print_fn(hpp, print_fn, fmt, len, get_field(he));
45
46 if (evsel__is_group_event(evsel)) {
47 int prev_idx, idx_delta;
48 struct hist_entry *pair;
49 int nr_members = evsel->core.nr_members;
50
51 prev_idx = evsel__group_idx(evsel);
52
53 list_for_each_entry(pair, &he->pairs.head, pairs.node) {
54 u64 period = get_field(pair);
55 u64 total = hists__total_period(pair->hists);
56
57 if (!total)
58 continue;
59
60 evsel = hists_to_evsel(pair->hists);
61 idx_delta = evsel__group_idx(evsel) - prev_idx - 1;
62
63 while (idx_delta--) {
64 /*
65 * zero-fill group members in the middle which
66 * have no sample
67 */
68 if (fmt_percent) {
69 ret += hpp__call_print_fn(hpp, print_fn,
70 fmt, len, 0.0);
71 } else {
72 ret += hpp__call_print_fn(hpp, print_fn,
73 fmt, len, 0ULL);
74 }
75 }
76
77 if (fmt_percent) {
78 ret += hpp__call_print_fn(hpp, print_fn, fmt, len,
79 100.0 * period / total);
80 } else {
81 ret += hpp__call_print_fn(hpp, print_fn, fmt,
82 len, period);
83 }
84
85 prev_idx = evsel__group_idx(evsel);
86 }
87
88 idx_delta = nr_members - prev_idx - 1;
89
90 while (idx_delta--) {
91 /*
92 * zero-fill group members at last which have no sample
93 */
94 if (fmt_percent) {
95 ret += hpp__call_print_fn(hpp, print_fn,
96 fmt, len, 0.0);
97 } else {
98 ret += hpp__call_print_fn(hpp, print_fn,
99 fmt, len, 0ULL);
100 }
101 }
102 }
103
104 /*
105 * Restore original buf and size as it's where caller expects
106 * the result will be saved.
107 */
108 hpp->buf = buf;
109 hpp->size = size;
110
111 return ret;
112 }
113
hpp__fmt(struct perf_hpp_fmt * fmt,struct perf_hpp * hpp,struct hist_entry * he,hpp_field_fn get_field,const char * fmtstr,hpp_snprint_fn print_fn,bool fmt_percent)114 int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
115 struct hist_entry *he, hpp_field_fn get_field,
116 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent)
117 {
118 int len = fmt->user_len ?: fmt->len;
119
120 if (symbol_conf.field_sep) {
121 return __hpp__fmt(hpp, he, get_field, fmtstr, 1,
122 print_fn, fmt_percent);
123 }
124
125 if (fmt_percent)
126 len -= 2; /* 2 for a space and a % sign */
127 else
128 len -= 1;
129
130 return __hpp__fmt(hpp, he, get_field, fmtstr, len, print_fn, fmt_percent);
131 }
132
hpp__fmt_acc(struct perf_hpp_fmt * fmt,struct perf_hpp * hpp,struct hist_entry * he,hpp_field_fn get_field,const char * fmtstr,hpp_snprint_fn print_fn,bool fmt_percent)133 int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
134 struct hist_entry *he, hpp_field_fn get_field,
135 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent)
136 {
137 if (!symbol_conf.cumulate_callchain) {
138 int len = fmt->user_len ?: fmt->len;
139 return snprintf(hpp->buf, hpp->size, " %*s", len - 1, "N/A");
140 }
141
142 return hpp__fmt(fmt, hpp, he, get_field, fmtstr, print_fn, fmt_percent);
143 }
144
field_cmp(u64 field_a,u64 field_b)145 static int field_cmp(u64 field_a, u64 field_b)
146 {
147 if (field_a > field_b)
148 return 1;
149 if (field_a < field_b)
150 return -1;
151 return 0;
152 }
153
hist_entry__new_pair(struct hist_entry * a,struct hist_entry * b,hpp_field_fn get_field,int nr_members,u64 ** fields_a,u64 ** fields_b)154 static int hist_entry__new_pair(struct hist_entry *a, struct hist_entry *b,
155 hpp_field_fn get_field, int nr_members,
156 u64 **fields_a, u64 **fields_b)
157 {
158 u64 *fa = calloc(nr_members, sizeof(*fa)),
159 *fb = calloc(nr_members, sizeof(*fb));
160 struct hist_entry *pair;
161
162 if (!fa || !fb)
163 goto out_free;
164
165 list_for_each_entry(pair, &a->pairs.head, pairs.node) {
166 struct evsel *evsel = hists_to_evsel(pair->hists);
167 fa[evsel__group_idx(evsel)] = get_field(pair);
168 }
169
170 list_for_each_entry(pair, &b->pairs.head, pairs.node) {
171 struct evsel *evsel = hists_to_evsel(pair->hists);
172 fb[evsel__group_idx(evsel)] = get_field(pair);
173 }
174
175 *fields_a = fa;
176 *fields_b = fb;
177 return 0;
178 out_free:
179 free(fa);
180 free(fb);
181 *fields_a = *fields_b = NULL;
182 return -1;
183 }
184
__hpp__group_sort_idx(struct hist_entry * a,struct hist_entry * b,hpp_field_fn get_field,int idx)185 static int __hpp__group_sort_idx(struct hist_entry *a, struct hist_entry *b,
186 hpp_field_fn get_field, int idx)
187 {
188 struct evsel *evsel = hists_to_evsel(a->hists);
189 u64 *fields_a, *fields_b;
190 int cmp, nr_members, ret, i;
191
192 cmp = field_cmp(get_field(a), get_field(b));
193 if (!evsel__is_group_event(evsel))
194 return cmp;
195
196 nr_members = evsel->core.nr_members;
197 if (idx < 1 || idx >= nr_members)
198 return cmp;
199
200 ret = hist_entry__new_pair(a, b, get_field, nr_members, &fields_a, &fields_b);
201 if (ret) {
202 ret = cmp;
203 goto out;
204 }
205
206 ret = field_cmp(fields_a[idx], fields_b[idx]);
207 if (ret)
208 goto out;
209
210 for (i = 1; i < nr_members; i++) {
211 if (i != idx) {
212 ret = field_cmp(fields_a[i], fields_b[i]);
213 if (ret)
214 goto out;
215 }
216 }
217
218 out:
219 free(fields_a);
220 free(fields_b);
221
222 return ret;
223 }
224
__hpp__sort(struct hist_entry * a,struct hist_entry * b,hpp_field_fn get_field)225 static int __hpp__sort(struct hist_entry *a, struct hist_entry *b,
226 hpp_field_fn get_field)
227 {
228 s64 ret;
229 int i, nr_members;
230 struct evsel *evsel;
231 u64 *fields_a, *fields_b;
232
233 if (symbol_conf.group_sort_idx && symbol_conf.event_group) {
234 return __hpp__group_sort_idx(a, b, get_field,
235 symbol_conf.group_sort_idx);
236 }
237
238 ret = field_cmp(get_field(a), get_field(b));
239 if (ret || !symbol_conf.event_group)
240 return ret;
241
242 evsel = hists_to_evsel(a->hists);
243 if (!evsel__is_group_event(evsel))
244 return ret;
245
246 nr_members = evsel->core.nr_members;
247 i = hist_entry__new_pair(a, b, get_field, nr_members, &fields_a, &fields_b);
248 if (i)
249 goto out;
250
251 for (i = 1; i < nr_members; i++) {
252 ret = field_cmp(fields_a[i], fields_b[i]);
253 if (ret)
254 break;
255 }
256
257 out:
258 free(fields_a);
259 free(fields_b);
260
261 return ret;
262 }
263
__hpp__sort_acc(struct hist_entry * a,struct hist_entry * b,hpp_field_fn get_field)264 static int __hpp__sort_acc(struct hist_entry *a, struct hist_entry *b,
265 hpp_field_fn get_field)
266 {
267 s64 ret = 0;
268
269 if (symbol_conf.cumulate_callchain) {
270 /*
271 * Put caller above callee when they have equal period.
272 */
273 ret = field_cmp(get_field(a), get_field(b));
274 if (ret)
275 return ret;
276
277 if (a->thread != b->thread || !hist_entry__has_callchains(a) || !symbol_conf.use_callchain)
278 return 0;
279
280 ret = b->callchain->max_depth - a->callchain->max_depth;
281 if (callchain_param.order == ORDER_CALLER)
282 ret = -ret;
283 }
284 return ret;
285 }
286
hpp__width_fn(struct perf_hpp_fmt * fmt,struct perf_hpp * hpp __maybe_unused,struct hists * hists)287 static int hpp__width_fn(struct perf_hpp_fmt *fmt,
288 struct perf_hpp *hpp __maybe_unused,
289 struct hists *hists)
290 {
291 int len = fmt->user_len ?: fmt->len;
292 struct evsel *evsel = hists_to_evsel(hists);
293
294 if (symbol_conf.event_group)
295 len = max(len, evsel->core.nr_members * fmt->len);
296
297 if (len < (int)strlen(fmt->name))
298 len = strlen(fmt->name);
299
300 return len;
301 }
302
hpp__header_fn(struct perf_hpp_fmt * fmt,struct perf_hpp * hpp,struct hists * hists,int line __maybe_unused,int * span __maybe_unused)303 static int hpp__header_fn(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
304 struct hists *hists, int line __maybe_unused,
305 int *span __maybe_unused)
306 {
307 int len = hpp__width_fn(fmt, hpp, hists);
308 return scnprintf(hpp->buf, hpp->size, "%*s", len, fmt->name);
309 }
310
hpp_color_scnprintf(struct perf_hpp * hpp,const char * fmt,...)311 int hpp_color_scnprintf(struct perf_hpp *hpp, const char *fmt, ...)
312 {
313 va_list args;
314 ssize_t ssize = hpp->size;
315 double percent;
316 int ret, len;
317
318 va_start(args, fmt);
319 len = va_arg(args, int);
320 percent = va_arg(args, double);
321 ret = percent_color_len_snprintf(hpp->buf, hpp->size, fmt, len, percent);
322 va_end(args);
323
324 return (ret >= ssize) ? (ssize - 1) : ret;
325 }
326
hpp_entry_scnprintf(struct perf_hpp * hpp,const char * fmt,...)327 static int hpp_entry_scnprintf(struct perf_hpp *hpp, const char *fmt, ...)
328 {
329 va_list args;
330 ssize_t ssize = hpp->size;
331 int ret;
332
333 va_start(args, fmt);
334 ret = vsnprintf(hpp->buf, hpp->size, fmt, args);
335 va_end(args);
336
337 return (ret >= ssize) ? (ssize - 1) : ret;
338 }
339
340 #define __HPP_COLOR_PERCENT_FN(_type, _field) \
341 static u64 he_get_##_field(struct hist_entry *he) \
342 { \
343 return he->stat._field; \
344 } \
345 \
346 static int hpp__color_##_type(struct perf_hpp_fmt *fmt, \
347 struct perf_hpp *hpp, struct hist_entry *he) \
348 { \
349 return hpp__fmt(fmt, hpp, he, he_get_##_field, " %*.2f%%", \
350 hpp_color_scnprintf, true); \
351 }
352
353 #define __HPP_ENTRY_PERCENT_FN(_type, _field) \
354 static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
355 struct perf_hpp *hpp, struct hist_entry *he) \
356 { \
357 return hpp__fmt(fmt, hpp, he, he_get_##_field, " %*.2f%%", \
358 hpp_entry_scnprintf, true); \
359 }
360
361 #define __HPP_SORT_FN(_type, _field) \
362 static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
363 struct hist_entry *a, struct hist_entry *b) \
364 { \
365 return __hpp__sort(a, b, he_get_##_field); \
366 }
367
368 #define __HPP_COLOR_ACC_PERCENT_FN(_type, _field) \
369 static u64 he_get_acc_##_field(struct hist_entry *he) \
370 { \
371 return he->stat_acc->_field; \
372 } \
373 \
374 static int hpp__color_##_type(struct perf_hpp_fmt *fmt, \
375 struct perf_hpp *hpp, struct hist_entry *he) \
376 { \
377 return hpp__fmt_acc(fmt, hpp, he, he_get_acc_##_field, " %*.2f%%", \
378 hpp_color_scnprintf, true); \
379 }
380
381 #define __HPP_ENTRY_ACC_PERCENT_FN(_type, _field) \
382 static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
383 struct perf_hpp *hpp, struct hist_entry *he) \
384 { \
385 return hpp__fmt_acc(fmt, hpp, he, he_get_acc_##_field, " %*.2f%%", \
386 hpp_entry_scnprintf, true); \
387 }
388
389 #define __HPP_SORT_ACC_FN(_type, _field) \
390 static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
391 struct hist_entry *a, struct hist_entry *b) \
392 { \
393 return __hpp__sort_acc(a, b, he_get_acc_##_field); \
394 }
395
396 #define __HPP_ENTRY_RAW_FN(_type, _field) \
397 static u64 he_get_raw_##_field(struct hist_entry *he) \
398 { \
399 return he->stat._field; \
400 } \
401 \
402 static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
403 struct perf_hpp *hpp, struct hist_entry *he) \
404 { \
405 return hpp__fmt(fmt, hpp, he, he_get_raw_##_field, " %*"PRIu64, \
406 hpp_entry_scnprintf, false); \
407 }
408
409 #define __HPP_SORT_RAW_FN(_type, _field) \
410 static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
411 struct hist_entry *a, struct hist_entry *b) \
412 { \
413 return __hpp__sort(a, b, he_get_raw_##_field); \
414 }
415
416
417 #define HPP_PERCENT_FNS(_type, _field) \
418 __HPP_COLOR_PERCENT_FN(_type, _field) \
419 __HPP_ENTRY_PERCENT_FN(_type, _field) \
420 __HPP_SORT_FN(_type, _field)
421
422 #define HPP_PERCENT_ACC_FNS(_type, _field) \
423 __HPP_COLOR_ACC_PERCENT_FN(_type, _field) \
424 __HPP_ENTRY_ACC_PERCENT_FN(_type, _field) \
425 __HPP_SORT_ACC_FN(_type, _field)
426
427 #define HPP_RAW_FNS(_type, _field) \
428 __HPP_ENTRY_RAW_FN(_type, _field) \
429 __HPP_SORT_RAW_FN(_type, _field)
430
HPP_PERCENT_FNS(overhead,period)431 HPP_PERCENT_FNS(overhead, period)
432 HPP_PERCENT_FNS(overhead_sys, period_sys)
433 HPP_PERCENT_FNS(overhead_us, period_us)
434 HPP_PERCENT_FNS(overhead_guest_sys, period_guest_sys)
435 HPP_PERCENT_FNS(overhead_guest_us, period_guest_us)
436 HPP_PERCENT_ACC_FNS(overhead_acc, period)
437
438 HPP_RAW_FNS(samples, nr_events)
439 HPP_RAW_FNS(period, period)
440
441 static int64_t hpp__nop_cmp(struct perf_hpp_fmt *fmt __maybe_unused,
442 struct hist_entry *a __maybe_unused,
443 struct hist_entry *b __maybe_unused)
444 {
445 return 0;
446 }
447
perf_hpp__is_hpp_entry(struct perf_hpp_fmt * a)448 static bool perf_hpp__is_hpp_entry(struct perf_hpp_fmt *a)
449 {
450 return a->header == hpp__header_fn;
451 }
452
hpp__equal(struct perf_hpp_fmt * a,struct perf_hpp_fmt * b)453 static bool hpp__equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
454 {
455 if (!perf_hpp__is_hpp_entry(a) || !perf_hpp__is_hpp_entry(b))
456 return false;
457
458 return a->idx == b->idx;
459 }
460
461 #define HPP__COLOR_PRINT_FNS(_name, _fn, _idx) \
462 { \
463 .name = _name, \
464 .header = hpp__header_fn, \
465 .width = hpp__width_fn, \
466 .color = hpp__color_ ## _fn, \
467 .entry = hpp__entry_ ## _fn, \
468 .cmp = hpp__nop_cmp, \
469 .collapse = hpp__nop_cmp, \
470 .sort = hpp__sort_ ## _fn, \
471 .idx = PERF_HPP__ ## _idx, \
472 .equal = hpp__equal, \
473 }
474
475 #define HPP__COLOR_ACC_PRINT_FNS(_name, _fn, _idx) \
476 { \
477 .name = _name, \
478 .header = hpp__header_fn, \
479 .width = hpp__width_fn, \
480 .color = hpp__color_ ## _fn, \
481 .entry = hpp__entry_ ## _fn, \
482 .cmp = hpp__nop_cmp, \
483 .collapse = hpp__nop_cmp, \
484 .sort = hpp__sort_ ## _fn, \
485 .idx = PERF_HPP__ ## _idx, \
486 .equal = hpp__equal, \
487 }
488
489 #define HPP__PRINT_FNS(_name, _fn, _idx) \
490 { \
491 .name = _name, \
492 .header = hpp__header_fn, \
493 .width = hpp__width_fn, \
494 .entry = hpp__entry_ ## _fn, \
495 .cmp = hpp__nop_cmp, \
496 .collapse = hpp__nop_cmp, \
497 .sort = hpp__sort_ ## _fn, \
498 .idx = PERF_HPP__ ## _idx, \
499 .equal = hpp__equal, \
500 }
501
502 struct perf_hpp_fmt perf_hpp__format[] = {
503 HPP__COLOR_PRINT_FNS("Overhead", overhead, OVERHEAD),
504 HPP__COLOR_PRINT_FNS("sys", overhead_sys, OVERHEAD_SYS),
505 HPP__COLOR_PRINT_FNS("usr", overhead_us, OVERHEAD_US),
506 HPP__COLOR_PRINT_FNS("guest sys", overhead_guest_sys, OVERHEAD_GUEST_SYS),
507 HPP__COLOR_PRINT_FNS("guest usr", overhead_guest_us, OVERHEAD_GUEST_US),
508 HPP__COLOR_ACC_PRINT_FNS("Children", overhead_acc, OVERHEAD_ACC),
509 HPP__PRINT_FNS("Samples", samples, SAMPLES),
510 HPP__PRINT_FNS("Period", period, PERIOD)
511 };
512
513 struct perf_hpp_list perf_hpp_list = {
514 .fields = LIST_HEAD_INIT(perf_hpp_list.fields),
515 .sorts = LIST_HEAD_INIT(perf_hpp_list.sorts),
516 .nr_header_lines = 1,
517 };
518
519 #undef HPP__COLOR_PRINT_FNS
520 #undef HPP__COLOR_ACC_PRINT_FNS
521 #undef HPP__PRINT_FNS
522
523 #undef HPP_PERCENT_FNS
524 #undef HPP_PERCENT_ACC_FNS
525 #undef HPP_RAW_FNS
526
527 #undef __HPP_HEADER_FN
528 #undef __HPP_WIDTH_FN
529 #undef __HPP_COLOR_PERCENT_FN
530 #undef __HPP_ENTRY_PERCENT_FN
531 #undef __HPP_COLOR_ACC_PERCENT_FN
532 #undef __HPP_ENTRY_ACC_PERCENT_FN
533 #undef __HPP_ENTRY_RAW_FN
534 #undef __HPP_SORT_FN
535 #undef __HPP_SORT_ACC_FN
536 #undef __HPP_SORT_RAW_FN
537
fmt_free(struct perf_hpp_fmt * fmt)538 static void fmt_free(struct perf_hpp_fmt *fmt)
539 {
540 /*
541 * At this point fmt should be completely
542 * unhooked, if not it's a bug.
543 */
544 BUG_ON(!list_empty(&fmt->list));
545 BUG_ON(!list_empty(&fmt->sort_list));
546
547 if (fmt->free)
548 fmt->free(fmt);
549 }
550
perf_hpp__init(void)551 void perf_hpp__init(void)
552 {
553 int i;
554
555 for (i = 0; i < PERF_HPP__MAX_INDEX; i++) {
556 struct perf_hpp_fmt *fmt = &perf_hpp__format[i];
557
558 INIT_LIST_HEAD(&fmt->list);
559
560 /* sort_list may be linked by setup_sorting() */
561 if (fmt->sort_list.next == NULL)
562 INIT_LIST_HEAD(&fmt->sort_list);
563 }
564
565 /*
566 * If user specified field order, no need to setup default fields.
567 */
568 if (is_strict_order(field_order))
569 return;
570
571 if (symbol_conf.cumulate_callchain) {
572 hpp_dimension__add_output(PERF_HPP__OVERHEAD_ACC);
573 perf_hpp__format[PERF_HPP__OVERHEAD].name = "Self";
574 }
575
576 hpp_dimension__add_output(PERF_HPP__OVERHEAD);
577
578 if (symbol_conf.show_cpu_utilization) {
579 hpp_dimension__add_output(PERF_HPP__OVERHEAD_SYS);
580 hpp_dimension__add_output(PERF_HPP__OVERHEAD_US);
581
582 if (perf_guest) {
583 hpp_dimension__add_output(PERF_HPP__OVERHEAD_GUEST_SYS);
584 hpp_dimension__add_output(PERF_HPP__OVERHEAD_GUEST_US);
585 }
586 }
587
588 if (symbol_conf.show_nr_samples)
589 hpp_dimension__add_output(PERF_HPP__SAMPLES);
590
591 if (symbol_conf.show_total_period)
592 hpp_dimension__add_output(PERF_HPP__PERIOD);
593 }
594
perf_hpp_list__column_register(struct perf_hpp_list * list,struct perf_hpp_fmt * format)595 void perf_hpp_list__column_register(struct perf_hpp_list *list,
596 struct perf_hpp_fmt *format)
597 {
598 list_add_tail(&format->list, &list->fields);
599 }
600
perf_hpp_list__register_sort_field(struct perf_hpp_list * list,struct perf_hpp_fmt * format)601 void perf_hpp_list__register_sort_field(struct perf_hpp_list *list,
602 struct perf_hpp_fmt *format)
603 {
604 list_add_tail(&format->sort_list, &list->sorts);
605 }
606
perf_hpp_list__prepend_sort_field(struct perf_hpp_list * list,struct perf_hpp_fmt * format)607 void perf_hpp_list__prepend_sort_field(struct perf_hpp_list *list,
608 struct perf_hpp_fmt *format)
609 {
610 list_add(&format->sort_list, &list->sorts);
611 }
612
perf_hpp__column_unregister(struct perf_hpp_fmt * format)613 static void perf_hpp__column_unregister(struct perf_hpp_fmt *format)
614 {
615 list_del_init(&format->list);
616 fmt_free(format);
617 }
618
perf_hpp__cancel_cumulate(void)619 void perf_hpp__cancel_cumulate(void)
620 {
621 struct perf_hpp_fmt *fmt, *acc, *ovh, *tmp;
622
623 if (is_strict_order(field_order))
624 return;
625
626 ovh = &perf_hpp__format[PERF_HPP__OVERHEAD];
627 acc = &perf_hpp__format[PERF_HPP__OVERHEAD_ACC];
628
629 perf_hpp_list__for_each_format_safe(&perf_hpp_list, fmt, tmp) {
630 if (acc->equal(acc, fmt)) {
631 perf_hpp__column_unregister(fmt);
632 continue;
633 }
634
635 if (ovh->equal(ovh, fmt))
636 fmt->name = "Overhead";
637 }
638 }
639
fmt_equal(struct perf_hpp_fmt * a,struct perf_hpp_fmt * b)640 static bool fmt_equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
641 {
642 return a->equal && a->equal(a, b);
643 }
644
perf_hpp__setup_output_field(struct perf_hpp_list * list)645 void perf_hpp__setup_output_field(struct perf_hpp_list *list)
646 {
647 struct perf_hpp_fmt *fmt;
648
649 /* append sort keys to output field */
650 perf_hpp_list__for_each_sort_list(list, fmt) {
651 struct perf_hpp_fmt *pos;
652
653 /* skip sort-only fields ("sort_compute" in perf diff) */
654 if (!fmt->entry && !fmt->color)
655 continue;
656
657 perf_hpp_list__for_each_format(list, pos) {
658 if (fmt_equal(fmt, pos))
659 goto next;
660 }
661
662 perf_hpp__column_register(fmt);
663 next:
664 continue;
665 }
666 }
667
perf_hpp__append_sort_keys(struct perf_hpp_list * list)668 void perf_hpp__append_sort_keys(struct perf_hpp_list *list)
669 {
670 struct perf_hpp_fmt *fmt;
671
672 /* append output fields to sort keys */
673 perf_hpp_list__for_each_format(list, fmt) {
674 struct perf_hpp_fmt *pos;
675
676 perf_hpp_list__for_each_sort_list(list, pos) {
677 if (fmt_equal(fmt, pos))
678 goto next;
679 }
680
681 perf_hpp__register_sort_field(fmt);
682 next:
683 continue;
684 }
685 }
686
687
perf_hpp__reset_output_field(struct perf_hpp_list * list)688 void perf_hpp__reset_output_field(struct perf_hpp_list *list)
689 {
690 struct perf_hpp_fmt *fmt, *tmp;
691
692 /* reset output fields */
693 perf_hpp_list__for_each_format_safe(list, fmt, tmp) {
694 list_del_init(&fmt->list);
695 list_del_init(&fmt->sort_list);
696 fmt_free(fmt);
697 }
698
699 /* reset sort keys */
700 perf_hpp_list__for_each_sort_list_safe(list, fmt, tmp) {
701 list_del_init(&fmt->list);
702 list_del_init(&fmt->sort_list);
703 fmt_free(fmt);
704 }
705 }
706
707 /*
708 * See hists__fprintf to match the column widths
709 */
hists__sort_list_width(struct hists * hists)710 unsigned int hists__sort_list_width(struct hists *hists)
711 {
712 struct perf_hpp_fmt *fmt;
713 int ret = 0;
714 bool first = true;
715 struct perf_hpp dummy_hpp;
716
717 hists__for_each_format(hists, fmt) {
718 if (perf_hpp__should_skip(fmt, hists))
719 continue;
720
721 if (first)
722 first = false;
723 else
724 ret += 2;
725
726 ret += fmt->width(fmt, &dummy_hpp, hists);
727 }
728
729 if (verbose > 0 && hists__has(hists, sym)) /* Addr + origin */
730 ret += 3 + BITS_PER_LONG / 4;
731
732 return ret;
733 }
734
hists__overhead_width(struct hists * hists)735 unsigned int hists__overhead_width(struct hists *hists)
736 {
737 struct perf_hpp_fmt *fmt;
738 int ret = 0;
739 bool first = true;
740 struct perf_hpp dummy_hpp;
741
742 hists__for_each_format(hists, fmt) {
743 if (perf_hpp__is_sort_entry(fmt) || perf_hpp__is_dynamic_entry(fmt))
744 break;
745
746 if (first)
747 first = false;
748 else
749 ret += 2;
750
751 ret += fmt->width(fmt, &dummy_hpp, hists);
752 }
753
754 return ret;
755 }
756
perf_hpp__reset_width(struct perf_hpp_fmt * fmt,struct hists * hists)757 void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists)
758 {
759 if (perf_hpp__is_sort_entry(fmt))
760 return perf_hpp__reset_sort_width(fmt, hists);
761
762 if (perf_hpp__is_dynamic_entry(fmt))
763 return;
764
765 BUG_ON(fmt->idx >= PERF_HPP__MAX_INDEX);
766
767 switch (fmt->idx) {
768 case PERF_HPP__OVERHEAD:
769 case PERF_HPP__OVERHEAD_SYS:
770 case PERF_HPP__OVERHEAD_US:
771 case PERF_HPP__OVERHEAD_ACC:
772 fmt->len = 8;
773 break;
774
775 case PERF_HPP__OVERHEAD_GUEST_SYS:
776 case PERF_HPP__OVERHEAD_GUEST_US:
777 fmt->len = 9;
778 break;
779
780 case PERF_HPP__SAMPLES:
781 case PERF_HPP__PERIOD:
782 fmt->len = 12;
783 break;
784
785 default:
786 break;
787 }
788 }
789
hists__reset_column_width(struct hists * hists)790 void hists__reset_column_width(struct hists *hists)
791 {
792 struct perf_hpp_fmt *fmt;
793 struct perf_hpp_list_node *node;
794
795 hists__for_each_format(hists, fmt)
796 perf_hpp__reset_width(fmt, hists);
797
798 /* hierarchy entries have their own hpp list */
799 list_for_each_entry(node, &hists->hpp_formats, list) {
800 perf_hpp_list__for_each_format(&node->hpp, fmt)
801 perf_hpp__reset_width(fmt, hists);
802 }
803 }
804
perf_hpp__set_user_width(const char * width_list_str)805 void perf_hpp__set_user_width(const char *width_list_str)
806 {
807 struct perf_hpp_fmt *fmt;
808 const char *ptr = width_list_str;
809
810 perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
811 char *p;
812
813 int len = strtol(ptr, &p, 10);
814 fmt->user_len = len;
815
816 if (*p == ',')
817 ptr = p + 1;
818 else
819 break;
820 }
821 }
822
add_hierarchy_fmt(struct hists * hists,struct perf_hpp_fmt * fmt)823 static int add_hierarchy_fmt(struct hists *hists, struct perf_hpp_fmt *fmt)
824 {
825 struct perf_hpp_list_node *node = NULL;
826 struct perf_hpp_fmt *fmt_copy;
827 bool found = false;
828 bool skip = perf_hpp__should_skip(fmt, hists);
829
830 list_for_each_entry(node, &hists->hpp_formats, list) {
831 if (node->level == fmt->level) {
832 found = true;
833 break;
834 }
835 }
836
837 if (!found) {
838 node = malloc(sizeof(*node));
839 if (node == NULL)
840 return -1;
841
842 node->skip = skip;
843 node->level = fmt->level;
844 perf_hpp_list__init(&node->hpp);
845
846 hists->nr_hpp_node++;
847 list_add_tail(&node->list, &hists->hpp_formats);
848 }
849
850 fmt_copy = perf_hpp_fmt__dup(fmt);
851 if (fmt_copy == NULL)
852 return -1;
853
854 if (!skip)
855 node->skip = false;
856
857 list_add_tail(&fmt_copy->list, &node->hpp.fields);
858 list_add_tail(&fmt_copy->sort_list, &node->hpp.sorts);
859
860 return 0;
861 }
862
perf_hpp__setup_hists_formats(struct perf_hpp_list * list,struct evlist * evlist)863 int perf_hpp__setup_hists_formats(struct perf_hpp_list *list,
864 struct evlist *evlist)
865 {
866 struct evsel *evsel;
867 struct perf_hpp_fmt *fmt;
868 struct hists *hists;
869 int ret;
870
871 if (!symbol_conf.report_hierarchy)
872 return 0;
873
874 evlist__for_each_entry(evlist, evsel) {
875 hists = evsel__hists(evsel);
876
877 perf_hpp_list__for_each_sort_list(list, fmt) {
878 if (perf_hpp__is_dynamic_entry(fmt) &&
879 !perf_hpp__defined_dynamic_entry(fmt, hists))
880 continue;
881
882 ret = add_hierarchy_fmt(hists, fmt);
883 if (ret < 0)
884 return ret;
885 }
886 }
887
888 return 0;
889 }
890