14 struct callchain_param callchain_param = {
15 .mode = CHAIN_GRAPH_REL,
19 u16 hists__col_len(struct hists *self, enum hist_column col)
21 return self->col_len[col];
24 void hists__set_col_len(struct hists *self, enum hist_column col, u16 len)
26 self->col_len[col] = len;
29 bool hists__new_col_len(struct hists *self, enum hist_column col, u16 len)
31 if (len > hists__col_len(self, col)) {
32 hists__set_col_len(self, col, len);
38 static void hists__reset_col_len(struct hists *self)
42 for (col = 0; col < HISTC_NR_COLS; ++col)
43 hists__set_col_len(self, col, 0);
46 static void hists__calc_col_len(struct hists *self, struct hist_entry *h)
51 hists__new_col_len(self, HISTC_SYMBOL, h->ms.sym->namelen);
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);
58 len = dso__name_len(h->ms.map->dso);
59 hists__new_col_len(self, HISTC_DSO, len);
63 static void hist_entry__add_cpumode_period(struct hist_entry *self,
64 unsigned int cpumode, u64 period)
67 case PERF_RECORD_MISC_KERNEL:
68 self->period_sys += period;
70 case PERF_RECORD_MISC_USER:
71 self->period_us += period;
73 case PERF_RECORD_MISC_GUEST_KERNEL:
74 self->period_guest_sys += period;
76 case PERF_RECORD_MISC_GUEST_USER:
77 self->period_guest_us += period;
85 * histogram, sorted on item, collects periods
88 static struct hist_entry *hist_entry__new(struct hist_entry *template)
90 size_t callchain_size = symbol_conf.use_callchain ? sizeof(struct callchain_root) : 0;
91 struct hist_entry *self = malloc(sizeof(*self) + callchain_size);
97 self->ms.map->referenced = true;
98 if (symbol_conf.use_callchain)
99 callchain_init(self->callchain);
105 static void hists__inc_nr_entries(struct hists *self, struct hist_entry *h)
108 hists__calc_col_len(self, h);
113 static u8 symbol__parent_filter(const struct symbol *parent)
115 if (symbol_conf.exclude_other && parent == NULL)
116 return 1 << HIST_FILTER__PARENT;
120 struct hist_entry *__hists__add_entry(struct hists *self,
121 struct addr_location *al,
122 struct symbol *sym_parent, u64 period)
124 struct rb_node **p = &self->entries.rb_node;
125 struct rb_node *parent = NULL;
126 struct hist_entry *he;
127 struct hist_entry entry = {
128 .thread = al->thread,
137 .parent = sym_parent,
138 .filtered = symbol__parent_filter(sym_parent),
144 he = rb_entry(parent, struct hist_entry, rb_node);
146 cmp = hist_entry__cmp(&entry, he);
149 he->period += period;
160 he = hist_entry__new(&entry);
163 rb_link_node(&he->rb_node, parent, p);
164 rb_insert_color(&he->rb_node, &self->entries);
165 hists__inc_nr_entries(self, he);
167 hist_entry__add_cpumode_period(he, al->cpumode, period);
172 hist_entry__cmp(struct hist_entry *left, struct hist_entry *right)
174 struct sort_entry *se;
177 list_for_each_entry(se, &hist_entry__sort_list, list) {
178 cmp = se->se_cmp(left, right);
187 hist_entry__collapse(struct hist_entry *left, struct hist_entry *right)
189 struct sort_entry *se;
192 list_for_each_entry(se, &hist_entry__sort_list, list) {
193 int64_t (*f)(struct hist_entry *, struct hist_entry *);
195 f = se->se_collapse ?: se->se_cmp;
197 cmp = f(left, right);
205 void hist_entry__free(struct hist_entry *he)
211 * collapse the histogram
214 static bool hists__collapse_insert_entry(struct hists *self,
215 struct rb_root *root,
216 struct hist_entry *he)
218 struct rb_node **p = &root->rb_node;
219 struct rb_node *parent = NULL;
220 struct hist_entry *iter;
225 iter = rb_entry(parent, struct hist_entry, rb_node);
227 cmp = hist_entry__collapse(iter, he);
230 iter->period += he->period;
231 if (symbol_conf.use_callchain) {
232 callchain_cursor_reset(&self->callchain_cursor);
233 callchain_merge(&self->callchain_cursor, iter->callchain,
236 hist_entry__free(he);
246 rb_link_node(&he->rb_node, parent, p);
247 rb_insert_color(&he->rb_node, root);
251 void hists__collapse_resort(struct hists *self)
254 struct rb_node *next;
255 struct hist_entry *n;
257 if (!sort__need_collapse)
261 next = rb_first(&self->entries);
262 self->nr_entries = 0;
263 hists__reset_col_len(self);
266 n = rb_entry(next, struct hist_entry, rb_node);
267 next = rb_next(&n->rb_node);
269 rb_erase(&n->rb_node, &self->entries);
270 if (hists__collapse_insert_entry(self, &tmp, n))
271 hists__inc_nr_entries(self, n);
278 * reverse the map, sort on period.
281 static void __hists__insert_output_entry(struct rb_root *entries,
282 struct hist_entry *he,
283 u64 min_callchain_hits)
285 struct rb_node **p = &entries->rb_node;
286 struct rb_node *parent = NULL;
287 struct hist_entry *iter;
289 if (symbol_conf.use_callchain)
290 callchain_param.sort(&he->sorted_chain, he->callchain,
291 min_callchain_hits, &callchain_param);
295 iter = rb_entry(parent, struct hist_entry, rb_node);
297 if (he->period > iter->period)
303 rb_link_node(&he->rb_node, parent, p);
304 rb_insert_color(&he->rb_node, entries);
307 void hists__output_resort(struct hists *self)
310 struct rb_node *next;
311 struct hist_entry *n;
312 u64 min_callchain_hits;
314 min_callchain_hits = self->stats.total_period * (callchain_param.min_percent / 100);
317 next = rb_first(&self->entries);
319 self->nr_entries = 0;
320 hists__reset_col_len(self);
323 n = rb_entry(next, struct hist_entry, rb_node);
324 next = rb_next(&n->rb_node);
326 rb_erase(&n->rb_node, &self->entries);
327 __hists__insert_output_entry(&tmp, n, min_callchain_hits);
328 hists__inc_nr_entries(self, n);
334 static size_t callchain__fprintf_left_margin(FILE *fp, int left_margin)
337 int ret = fprintf(fp, " ");
339 for (i = 0; i < left_margin; i++)
340 ret += fprintf(fp, " ");
345 static size_t ipchain__fprintf_graph_line(FILE *fp, int depth, int depth_mask,
349 size_t ret = callchain__fprintf_left_margin(fp, left_margin);
351 for (i = 0; i < depth; i++)
352 if (depth_mask & (1 << i))
353 ret += fprintf(fp, "| ");
355 ret += fprintf(fp, " ");
357 ret += fprintf(fp, "\n");
362 static size_t ipchain__fprintf_graph(FILE *fp, struct callchain_list *chain,
363 int depth, int depth_mask, int period,
364 u64 total_samples, u64 hits,
370 ret += callchain__fprintf_left_margin(fp, left_margin);
371 for (i = 0; i < depth; i++) {
372 if (depth_mask & (1 << i))
373 ret += fprintf(fp, "|");
375 ret += fprintf(fp, " ");
376 if (!period && i == depth - 1) {
379 percent = hits * 100.0 / total_samples;
380 ret += percent_color_fprintf(fp, "--%2.2f%%-- ", percent);
382 ret += fprintf(fp, "%s", " ");
385 ret += fprintf(fp, "%s\n", chain->ms.sym->name);
387 ret += fprintf(fp, "%p\n", (void *)(long)chain->ip);
392 static struct symbol *rem_sq_bracket;
393 static struct callchain_list rem_hits;
395 static void init_rem_hits(void)
397 rem_sq_bracket = malloc(sizeof(*rem_sq_bracket) + 6);
398 if (!rem_sq_bracket) {
399 fprintf(stderr, "Not enough memory to display remaining hits\n");
403 strcpy(rem_sq_bracket->name, "[...]");
404 rem_hits.ms.sym = rem_sq_bracket;
407 static size_t __callchain__fprintf_graph(FILE *fp, struct callchain_node *self,
408 u64 total_samples, int depth,
409 int depth_mask, int left_margin)
411 struct rb_node *node, *next;
412 struct callchain_node *child;
413 struct callchain_list *chain;
414 int new_depth_mask = depth_mask;
419 uint entries_printed = 0;
421 if (callchain_param.mode == CHAIN_GRAPH_REL)
422 new_total = self->children_hit;
424 new_total = total_samples;
426 remaining = new_total;
428 node = rb_first(&self->rb_root);
432 child = rb_entry(node, struct callchain_node, rb_node);
433 cumul = callchain_cumul_hits(child);
437 * The depth mask manages the output of pipes that show
438 * the depth. We don't want to keep the pipes of the current
439 * level for the last child of this depth.
440 * Except if we have remaining filtered hits. They will
441 * supersede the last child
443 next = rb_next(node);
444 if (!next && (callchain_param.mode != CHAIN_GRAPH_REL || !remaining))
445 new_depth_mask &= ~(1 << (depth - 1));
448 * But we keep the older depth mask for the line separator
449 * to keep the level link until we reach the last child
451 ret += ipchain__fprintf_graph_line(fp, depth, depth_mask,
454 list_for_each_entry(chain, &child->val, list) {
455 ret += ipchain__fprintf_graph(fp, chain, depth,
461 ret += __callchain__fprintf_graph(fp, child, new_total,
463 new_depth_mask | (1 << depth),
466 if (++entries_printed == callchain_param.print_limit)
470 if (callchain_param.mode == CHAIN_GRAPH_REL &&
471 remaining && remaining != new_total) {
476 new_depth_mask &= ~(1 << (depth - 1));
478 ret += ipchain__fprintf_graph(fp, &rem_hits, depth,
479 new_depth_mask, 0, new_total,
480 remaining, left_margin);
486 static size_t callchain__fprintf_graph(FILE *fp, struct callchain_node *self,
487 u64 total_samples, int left_margin)
489 struct callchain_list *chain;
490 bool printed = false;
493 u32 entries_printed = 0;
495 list_for_each_entry(chain, &self->val, list) {
496 if (!i++ && sort__first_dimension == SORT_SYM)
500 ret += callchain__fprintf_left_margin(fp, left_margin);
501 ret += fprintf(fp, "|\n");
502 ret += callchain__fprintf_left_margin(fp, left_margin);
503 ret += fprintf(fp, "---");
508 ret += callchain__fprintf_left_margin(fp, left_margin);
511 ret += fprintf(fp, " %s\n", chain->ms.sym->name);
513 ret += fprintf(fp, " %p\n", (void *)(long)chain->ip);
515 if (++entries_printed == callchain_param.print_limit)
519 ret += __callchain__fprintf_graph(fp, self, total_samples, 1, 1, left_margin);
524 static size_t callchain__fprintf_flat(FILE *fp, struct callchain_node *self,
527 struct callchain_list *chain;
533 ret += callchain__fprintf_flat(fp, self->parent, total_samples);
536 list_for_each_entry(chain, &self->val, list) {
537 if (chain->ip >= PERF_CONTEXT_MAX)
540 ret += fprintf(fp, " %s\n", chain->ms.sym->name);
542 ret += fprintf(fp, " %p\n",
543 (void *)(long)chain->ip);
549 static size_t hist_entry_callchain__fprintf(FILE *fp, struct hist_entry *self,
550 u64 total_samples, int left_margin)
552 struct rb_node *rb_node;
553 struct callchain_node *chain;
555 u32 entries_printed = 0;
557 rb_node = rb_first(&self->sorted_chain);
561 chain = rb_entry(rb_node, struct callchain_node, rb_node);
562 percent = chain->hit * 100.0 / total_samples;
563 switch (callchain_param.mode) {
565 ret += percent_color_fprintf(fp, " %6.2f%%\n",
567 ret += callchain__fprintf_flat(fp, chain, total_samples);
569 case CHAIN_GRAPH_ABS: /* Falldown */
570 case CHAIN_GRAPH_REL:
571 ret += callchain__fprintf_graph(fp, chain, total_samples,
577 ret += fprintf(fp, "\n");
578 if (++entries_printed == callchain_param.print_limit)
580 rb_node = rb_next(rb_node);
586 int hist_entry__snprintf(struct hist_entry *self, char *s, size_t size,
587 struct hists *hists, struct hists *pair_hists,
588 bool show_displacement, long displacement,
589 bool color, u64 session_total)
591 struct sort_entry *se;
592 u64 period, total, period_sys, period_us, period_guest_sys, period_guest_us;
593 const char *sep = symbol_conf.field_sep;
596 if (symbol_conf.exclude_other && !self->parent)
600 period = self->pair ? self->pair->period : 0;
601 total = pair_hists->stats.total_period;
602 period_sys = self->pair ? self->pair->period_sys : 0;
603 period_us = self->pair ? self->pair->period_us : 0;
604 period_guest_sys = self->pair ? self->pair->period_guest_sys : 0;
605 period_guest_us = self->pair ? self->pair->period_guest_us : 0;
607 period = self->period;
608 total = session_total;
609 period_sys = self->period_sys;
610 period_us = self->period_us;
611 period_guest_sys = self->period_guest_sys;
612 period_guest_us = self->period_guest_us;
617 ret = percent_color_snprintf(s, size,
618 sep ? "%.2f" : " %6.2f%%",
619 (period * 100.0) / total);
621 ret = snprintf(s, size, sep ? "%.2f" : " %6.2f%%",
622 (period * 100.0) / total);
623 if (symbol_conf.show_cpu_utilization) {
624 ret += percent_color_snprintf(s + ret, size - ret,
625 sep ? "%.2f" : " %6.2f%%",
626 (period_sys * 100.0) / total);
627 ret += percent_color_snprintf(s + ret, size - ret,
628 sep ? "%.2f" : " %6.2f%%",
629 (period_us * 100.0) / total);
631 ret += percent_color_snprintf(s + ret,
633 sep ? "%.2f" : " %6.2f%%",
634 (period_guest_sys * 100.0) /
636 ret += percent_color_snprintf(s + ret,
638 sep ? "%.2f" : " %6.2f%%",
639 (period_guest_us * 100.0) /
644 ret = snprintf(s, size, sep ? "%" PRIu64 : "%12" PRIu64 " ", period);
646 if (symbol_conf.show_nr_samples) {
648 ret += snprintf(s + ret, size - ret, "%c%" PRIu64, *sep, period);
650 ret += snprintf(s + ret, size - ret, "%11" PRIu64, period);
655 double old_percent = 0, new_percent = 0, diff;
658 old_percent = (period * 100.0) / total;
659 if (session_total > 0)
660 new_percent = (self->period * 100.0) / session_total;
662 diff = new_percent - old_percent;
664 if (fabs(diff) >= 0.01)
665 snprintf(bf, sizeof(bf), "%+4.2F%%", diff);
667 snprintf(bf, sizeof(bf), " ");
670 ret += snprintf(s + ret, size - ret, "%c%s", *sep, bf);
672 ret += snprintf(s + ret, size - ret, "%11.11s", bf);
674 if (show_displacement) {
676 snprintf(bf, sizeof(bf), "%+4ld", displacement);
678 snprintf(bf, sizeof(bf), " ");
681 ret += snprintf(s + ret, size - ret, "%c%s", *sep, bf);
683 ret += snprintf(s + ret, size - ret, "%6.6s", bf);
687 list_for_each_entry(se, &hist_entry__sort_list, list) {
691 ret += snprintf(s + ret, size - ret, "%s", sep ?: " ");
692 ret += se->se_snprintf(self, s + ret, size - ret,
693 hists__col_len(hists, se->se_width_idx));
699 int hist_entry__fprintf(struct hist_entry *self, struct hists *hists,
700 struct hists *pair_hists, bool show_displacement,
701 long displacement, FILE *fp, u64 session_total)
704 hist_entry__snprintf(self, bf, sizeof(bf), hists, pair_hists,
705 show_displacement, displacement,
706 true, session_total);
707 return fprintf(fp, "%s\n", bf);
710 static size_t hist_entry__fprintf_callchain(struct hist_entry *self,
711 struct hists *hists, FILE *fp,
716 if (sort__first_dimension == SORT_COMM) {
717 struct sort_entry *se = list_first_entry(&hist_entry__sort_list,
719 left_margin = hists__col_len(hists, se->se_width_idx);
720 left_margin -= thread__comm_len(self->thread);
723 return hist_entry_callchain__fprintf(fp, self, session_total,
727 size_t hists__fprintf(struct hists *self, struct hists *pair,
728 bool show_displacement, FILE *fp)
730 struct sort_entry *se;
733 unsigned long position = 1;
734 long displacement = 0;
736 const char *sep = symbol_conf.field_sep;
737 const char *col_width = symbol_conf.col_width_list_str;
741 fprintf(fp, "# %s", pair ? "Baseline" : "Overhead");
743 if (symbol_conf.show_nr_samples) {
745 fprintf(fp, "%cSamples", *sep);
747 fputs(" Samples ", fp);
750 if (symbol_conf.show_cpu_utilization) {
752 ret += fprintf(fp, "%csys", *sep);
753 ret += fprintf(fp, "%cus", *sep);
755 ret += fprintf(fp, "%cguest sys", *sep);
756 ret += fprintf(fp, "%cguest us", *sep);
759 ret += fprintf(fp, " sys ");
760 ret += fprintf(fp, " us ");
762 ret += fprintf(fp, " guest sys ");
763 ret += fprintf(fp, " guest us ");
770 ret += fprintf(fp, "%cDelta", *sep);
772 ret += fprintf(fp, " Delta ");
774 if (show_displacement) {
776 ret += fprintf(fp, "%cDisplacement", *sep);
778 ret += fprintf(fp, " Displ");
782 list_for_each_entry(se, &hist_entry__sort_list, list) {
786 fprintf(fp, "%c%s", *sep, se->se_header);
789 width = strlen(se->se_header);
790 if (symbol_conf.col_width_list_str) {
792 hists__set_col_len(self, se->se_width_idx,
794 col_width = strchr(col_width, ',');
799 if (!hists__new_col_len(self, se->se_width_idx, width))
800 width = hists__col_len(self, se->se_width_idx);
801 fprintf(fp, " %*s", width, se->se_header);
808 fprintf(fp, "# ........");
809 if (symbol_conf.show_nr_samples)
810 fprintf(fp, " ..........");
812 fprintf(fp, " ..........");
813 if (show_displacement)
814 fprintf(fp, " .....");
816 list_for_each_entry(se, &hist_entry__sort_list, list) {
823 width = hists__col_len(self, se->se_width_idx);
825 width = strlen(se->se_header);
826 for (i = 0; i < width; i++)
830 fprintf(fp, "\n#\n");
833 for (nd = rb_first(&self->entries); nd; nd = rb_next(nd)) {
834 struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
836 if (show_displacement) {
838 displacement = ((long)h->pair->position -
844 ret += hist_entry__fprintf(h, self, pair, show_displacement,
845 displacement, fp, self->stats.total_period);
847 if (symbol_conf.use_callchain)
848 ret += hist_entry__fprintf_callchain(h, self, fp,
849 self->stats.total_period);
850 if (h->ms.map == NULL && verbose > 1) {
851 __map_groups__fprintf_maps(&h->thread->mg,
852 MAP__FUNCTION, verbose, fp);
853 fprintf(fp, "%.10s end\n", graph_dotted_line);
857 free(rem_sq_bracket);
863 * See hists__fprintf to match the column widths
865 unsigned int hists__sort_list_width(struct hists *self)
867 struct sort_entry *se;
868 int ret = 9; /* total % */
870 if (symbol_conf.show_cpu_utilization) {
871 ret += 7; /* count_sys % */
872 ret += 6; /* count_us % */
874 ret += 13; /* count_guest_sys % */
875 ret += 12; /* count_guest_us % */
879 if (symbol_conf.show_nr_samples)
882 list_for_each_entry(se, &hist_entry__sort_list, list)
884 ret += 2 + hists__col_len(self, se->se_width_idx);
886 if (verbose) /* Addr + origin */
887 ret += 3 + BITS_PER_LONG / 4;
892 static void hists__remove_entry_filter(struct hists *self, struct hist_entry *h,
893 enum hist_filter filter)
895 h->filtered &= ~(1 << filter);
901 self->nr_entries += h->nr_rows;
903 self->stats.total_period += h->period;
904 self->stats.nr_events[PERF_RECORD_SAMPLE] += h->nr_events;
906 hists__calc_col_len(self, h);
909 void hists__filter_by_dso(struct hists *self, const struct dso *dso)
913 self->nr_entries = self->stats.total_period = 0;
914 self->stats.nr_events[PERF_RECORD_SAMPLE] = 0;
915 hists__reset_col_len(self);
917 for (nd = rb_first(&self->entries); nd; nd = rb_next(nd)) {
918 struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
920 if (symbol_conf.exclude_other && !h->parent)
923 if (dso != NULL && (h->ms.map == NULL || h->ms.map->dso != dso)) {
924 h->filtered |= (1 << HIST_FILTER__DSO);
928 hists__remove_entry_filter(self, h, HIST_FILTER__DSO);
932 void hists__filter_by_thread(struct hists *self, const struct thread *thread)
936 self->nr_entries = self->stats.total_period = 0;
937 self->stats.nr_events[PERF_RECORD_SAMPLE] = 0;
938 hists__reset_col_len(self);
940 for (nd = rb_first(&self->entries); nd; nd = rb_next(nd)) {
941 struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
943 if (thread != NULL && h->thread != thread) {
944 h->filtered |= (1 << HIST_FILTER__THREAD);
948 hists__remove_entry_filter(self, h, HIST_FILTER__THREAD);
952 static int symbol__alloc_hist(struct symbol *self)
954 struct sym_priv *priv = symbol__priv(self);
955 const int size = (sizeof(*priv->hist) +
956 (self->end - self->start) * sizeof(u64));
958 priv->hist = zalloc(size);
959 return priv->hist == NULL ? -1 : 0;
962 int hist_entry__inc_addr_samples(struct hist_entry *self, u64 ip)
964 unsigned int sym_size, offset;
965 struct symbol *sym = self->ms.sym;
966 struct sym_priv *priv;
969 if (!sym || !self->ms.map)
972 priv = symbol__priv(sym);
973 if (priv->hist == NULL && symbol__alloc_hist(sym) < 0)
976 sym_size = sym->end - sym->start;
977 offset = ip - sym->start;
979 pr_debug3("%s: ip=%#" PRIx64 "\n", __func__, self->ms.map->unmap_ip(self->ms.map, ip));
981 if (offset >= sym_size)
988 pr_debug3("%#" PRIx64 " %s: period++ [ip: %#" PRIx64 ", %#" PRIx64
989 "] => %" PRIu64 "\n", self->ms.sym->start, self->ms.sym->name,
990 ip, ip - self->ms.sym->start, h->ip[offset]);
994 static struct objdump_line *objdump_line__new(s64 offset, char *line, size_t privsize)
996 struct objdump_line *self = malloc(sizeof(*self) + privsize);
999 self->offset = offset;
1006 void objdump_line__free(struct objdump_line *self)
1012 static void objdump__add_line(struct list_head *head, struct objdump_line *line)
1014 list_add_tail(&line->node, head);
1017 struct objdump_line *objdump__get_next_ip_line(struct list_head *head,
1018 struct objdump_line *pos)
1020 list_for_each_entry_continue(pos, head, node)
1021 if (pos->offset >= 0)
1027 static int hist_entry__parse_objdump_line(struct hist_entry *self, FILE *file,
1028 struct list_head *head, size_t privsize)
1030 struct symbol *sym = self->ms.sym;
1031 struct objdump_line *objdump_line;
1032 char *line = NULL, *tmp, *tmp2, *c;
1034 s64 line_ip, offset = -1;
1036 if (getline(&line, &line_len, file) < 0)
1042 while (line_len != 0 && isspace(line[line_len - 1]))
1043 line[--line_len] = '\0';
1045 c = strchr(line, '\n');
1052 * Strip leading spaces:
1063 * Parse hexa addresses followed by ':'
1065 line_ip = strtoull(tmp, &tmp2, 16);
1066 if (*tmp2 != ':' || tmp == tmp2 || tmp2[1] == '\0')
1070 if (line_ip != -1) {
1071 u64 start = map__rip_2objdump(self->ms.map, sym->start),
1072 end = map__rip_2objdump(self->ms.map, sym->end);
1074 offset = line_ip - start;
1075 if (offset < 0 || (u64)line_ip > end)
1079 objdump_line = objdump_line__new(offset, line, privsize);
1080 if (objdump_line == NULL) {
1084 objdump__add_line(head, objdump_line);
1089 int hist_entry__annotate(struct hist_entry *self, struct list_head *head,
1092 struct symbol *sym = self->ms.sym;
1093 struct map *map = self->ms.map;
1094 struct dso *dso = map->dso;
1095 char *filename = dso__build_id_filename(dso, NULL, 0);
1096 bool free_filename = true;
1097 char command[PATH_MAX * 2];
1101 char symfs_filename[PATH_MAX];
1104 snprintf(symfs_filename, sizeof(symfs_filename), "%s%s",
1105 symbol_conf.symfs, filename);
1108 if (filename == NULL) {
1109 if (dso->has_build_id) {
1110 pr_err("Can't annotate %s: not enough memory\n",
1115 } else if (readlink(symfs_filename, command, sizeof(command)) < 0 ||
1116 strstr(command, "[kernel.kallsyms]") ||
1117 access(symfs_filename, R_OK)) {
1121 * If we don't have build-ids or the build-id file isn't in the
1122 * cache, or is just a kallsyms file, well, lets hope that this
1123 * DSO is the same as when 'perf record' ran.
1125 filename = dso->long_name;
1126 snprintf(symfs_filename, sizeof(symfs_filename), "%s%s",
1127 symbol_conf.symfs, filename);
1128 free_filename = false;
1131 if (dso->origin == DSO__ORIG_KERNEL) {
1132 if (dso->annotate_warned)
1133 goto out_free_filename;
1135 dso->annotate_warned = 1;
1136 pr_err("Can't annotate %s: No vmlinux file was found in the "
1137 "path\n", sym->name);
1138 goto out_free_filename;
1141 pr_debug("%s: filename=%s, sym=%s, start=%#" PRIx64 ", end=%#" PRIx64 "\n", __func__,
1142 filename, sym->name, map->unmap_ip(map, sym->start),
1143 map->unmap_ip(map, sym->end));
1145 len = sym->end - sym->start;
1147 pr_debug("annotating [%p] %30s : [%p] %30s\n",
1148 dso, dso->long_name, sym, sym->name);
1150 snprintf(command, sizeof(command),
1151 "objdump --start-address=0x%016" PRIx64 " --stop-address=0x%016" PRIx64 " -dS -C %s|grep -v %s|expand",
1152 map__rip_2objdump(map, sym->start),
1153 map__rip_2objdump(map, sym->end),
1154 symfs_filename, filename);
1156 pr_debug("Executing: %s\n", command);
1158 file = popen(command, "r");
1160 goto out_free_filename;
1163 if (hist_entry__parse_objdump_line(self, file, head, privsize) < 0)
1173 void hists__inc_nr_events(struct hists *self, u32 type)
1175 ++self->stats.nr_events[0];
1176 ++self->stats.nr_events[type];
1179 size_t hists__fprintf_nr_events(struct hists *self, FILE *fp)
1184 for (i = 0; i < PERF_RECORD_HEADER_MAX; ++i) {
1185 const char *name = event__get_event_name(i);
1187 if (!strcmp(name, "UNKNOWN"))
1190 ret += fprintf(fp, "%16s events: %10d\n", name,
1191 self->stats.nr_events[i]);