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