9 static bool hists__filter_entry_by_dso(struct hists
*hists
,
10 struct hist_entry
*he
);
11 static bool hists__filter_entry_by_thread(struct hists
*hists
,
12 struct hist_entry
*he
);
13 static bool hists__filter_entry_by_symbol(struct hists
*hists
,
14 struct hist_entry
*he
);
23 struct callchain_param callchain_param
= {
24 .mode
= CHAIN_GRAPH_REL
,
29 u16
hists__col_len(struct hists
*hists
, enum hist_column col
)
31 return hists
->col_len
[col
];
34 void hists__set_col_len(struct hists
*hists
, enum hist_column col
, u16 len
)
36 hists
->col_len
[col
] = len
;
39 bool hists__new_col_len(struct hists
*hists
, enum hist_column col
, u16 len
)
41 if (len
> hists__col_len(hists
, col
)) {
42 hists__set_col_len(hists
, col
, len
);
48 static void hists__reset_col_len(struct hists
*hists
)
52 for (col
= 0; col
< HISTC_NR_COLS
; ++col
)
53 hists__set_col_len(hists
, col
, 0);
56 static void hists__set_unres_dso_col_len(struct hists
*hists
, int dso
)
58 const unsigned int unresolved_col_width
= BITS_PER_LONG
/ 4;
60 if (hists__col_len(hists
, dso
) < unresolved_col_width
&&
61 !symbol_conf
.col_width_list_str
&& !symbol_conf
.field_sep
&&
62 !symbol_conf
.dso_list
)
63 hists__set_col_len(hists
, dso
, unresolved_col_width
);
66 static void hists__calc_col_len(struct hists
*hists
, struct hist_entry
*h
)
68 const unsigned int unresolved_col_width
= BITS_PER_LONG
/ 4;
72 hists__new_col_len(hists
, HISTC_SYMBOL
, h
->ms
.sym
->namelen
+ 4);
74 hists__set_unres_dso_col_len(hists
, HISTC_DSO
);
76 len
= thread__comm_len(h
->thread
);
77 if (hists__new_col_len(hists
, HISTC_COMM
, len
))
78 hists__set_col_len(hists
, HISTC_THREAD
, len
+ 6);
81 len
= dso__name_len(h
->ms
.map
->dso
);
82 hists__new_col_len(hists
, HISTC_DSO
, len
);
88 * +4 accounts for '[x] ' priv level info
89 * +2 account of 0x prefix on raw addresses
91 if (h
->branch_info
->from
.sym
) {
92 symlen
= (int)h
->branch_info
->from
.sym
->namelen
+ 4;
93 hists__new_col_len(hists
, HISTC_SYMBOL_FROM
, symlen
);
95 symlen
= dso__name_len(h
->branch_info
->from
.map
->dso
);
96 hists__new_col_len(hists
, HISTC_DSO_FROM
, symlen
);
98 symlen
= unresolved_col_width
+ 4 + 2;
99 hists__new_col_len(hists
, HISTC_SYMBOL_FROM
, symlen
);
100 hists__set_unres_dso_col_len(hists
, HISTC_DSO_FROM
);
103 if (h
->branch_info
->to
.sym
) {
104 symlen
= (int)h
->branch_info
->to
.sym
->namelen
+ 4;
105 hists__new_col_len(hists
, HISTC_SYMBOL_TO
, symlen
);
107 symlen
= dso__name_len(h
->branch_info
->to
.map
->dso
);
108 hists__new_col_len(hists
, HISTC_DSO_TO
, symlen
);
110 symlen
= unresolved_col_width
+ 4 + 2;
111 hists__new_col_len(hists
, HISTC_SYMBOL_TO
, symlen
);
112 hists__set_unres_dso_col_len(hists
, HISTC_DSO_TO
);
117 static void hist_entry__add_cpumode_period(struct hist_entry
*he
,
118 unsigned int cpumode
, u64 period
)
121 case PERF_RECORD_MISC_KERNEL
:
122 he
->period_sys
+= period
;
124 case PERF_RECORD_MISC_USER
:
125 he
->period_us
+= period
;
127 case PERF_RECORD_MISC_GUEST_KERNEL
:
128 he
->period_guest_sys
+= period
;
130 case PERF_RECORD_MISC_GUEST_USER
:
131 he
->period_guest_us
+= period
;
138 static void hist_entry__decay(struct hist_entry
*he
)
140 he
->period
= (he
->period
* 7) / 8;
141 he
->nr_events
= (he
->nr_events
* 7) / 8;
144 static bool hists__decay_entry(struct hists
*hists
, struct hist_entry
*he
)
146 u64 prev_period
= he
->period
;
148 if (prev_period
== 0)
151 hist_entry__decay(he
);
154 hists
->stats
.total_period
-= prev_period
- he
->period
;
156 return he
->period
== 0;
159 static void __hists__decay_entries(struct hists
*hists
, bool zap_user
,
160 bool zap_kernel
, bool threaded
)
162 struct rb_node
*next
= rb_first(&hists
->entries
);
163 struct hist_entry
*n
;
166 n
= rb_entry(next
, struct hist_entry
, rb_node
);
167 next
= rb_next(&n
->rb_node
);
169 * We may be annotating this, for instance, so keep it here in
170 * case some it gets new samples, we'll eventually free it when
171 * the user stops browsing and it agains gets fully decayed.
173 if (((zap_user
&& n
->level
== '.') ||
174 (zap_kernel
&& n
->level
!= '.') ||
175 hists__decay_entry(hists
, n
)) &&
177 rb_erase(&n
->rb_node
, &hists
->entries
);
179 if (sort__need_collapse
|| threaded
)
180 rb_erase(&n
->rb_node_in
, &hists
->entries_collapsed
);
188 void hists__decay_entries(struct hists
*hists
, bool zap_user
, bool zap_kernel
)
190 return __hists__decay_entries(hists
, zap_user
, zap_kernel
, false);
193 void hists__decay_entries_threaded(struct hists
*hists
,
194 bool zap_user
, bool zap_kernel
)
196 return __hists__decay_entries(hists
, zap_user
, zap_kernel
, true);
200 * histogram, sorted on item, collects periods
203 static struct hist_entry
*hist_entry__new(struct hist_entry
*template)
205 size_t callchain_size
= symbol_conf
.use_callchain
? sizeof(struct callchain_root
) : 0;
206 struct hist_entry
*he
= malloc(sizeof(*he
) + callchain_size
);
212 he
->ms
.map
->referenced
= true;
213 if (symbol_conf
.use_callchain
)
214 callchain_init(he
->callchain
);
220 static void hists__inc_nr_entries(struct hists
*hists
, struct hist_entry
*h
)
223 hists__calc_col_len(hists
, h
);
225 hists
->stats
.total_period
+= h
->period
;
229 static u8
symbol__parent_filter(const struct symbol
*parent
)
231 if (symbol_conf
.exclude_other
&& parent
== NULL
)
232 return 1 << HIST_FILTER__PARENT
;
236 static struct hist_entry
*add_hist_entry(struct hists
*hists
,
237 struct hist_entry
*entry
,
238 struct addr_location
*al
,
242 struct rb_node
*parent
= NULL
;
243 struct hist_entry
*he
;
246 pthread_mutex_lock(&hists
->lock
);
248 p
= &hists
->entries_in
->rb_node
;
252 he
= rb_entry(parent
, struct hist_entry
, rb_node_in
);
254 cmp
= hist_entry__cmp(entry
, he
);
257 he
->period
+= period
;
268 he
= hist_entry__new(entry
);
272 rb_link_node(&he
->rb_node_in
, parent
, p
);
273 rb_insert_color(&he
->rb_node_in
, hists
->entries_in
);
275 hist_entry__add_cpumode_period(he
, al
->cpumode
, period
);
277 pthread_mutex_unlock(&hists
->lock
);
281 struct hist_entry
*__hists__add_branch_entry(struct hists
*self
,
282 struct addr_location
*al
,
283 struct symbol
*sym_parent
,
284 struct branch_info
*bi
,
287 struct hist_entry entry
= {
288 .thread
= al
->thread
,
297 .parent
= sym_parent
,
298 .filtered
= symbol__parent_filter(sym_parent
),
302 return add_hist_entry(self
, &entry
, al
, period
);
305 struct hist_entry
*__hists__add_entry(struct hists
*self
,
306 struct addr_location
*al
,
307 struct symbol
*sym_parent
, u64 period
)
309 struct hist_entry entry
= {
310 .thread
= al
->thread
,
319 .parent
= sym_parent
,
320 .filtered
= symbol__parent_filter(sym_parent
),
323 return add_hist_entry(self
, &entry
, al
, period
);
327 hist_entry__cmp(struct hist_entry
*left
, struct hist_entry
*right
)
329 struct sort_entry
*se
;
332 list_for_each_entry(se
, &hist_entry__sort_list
, list
) {
333 cmp
= se
->se_cmp(left
, right
);
342 hist_entry__collapse(struct hist_entry
*left
, struct hist_entry
*right
)
344 struct sort_entry
*se
;
347 list_for_each_entry(se
, &hist_entry__sort_list
, list
) {
348 int64_t (*f
)(struct hist_entry
*, struct hist_entry
*);
350 f
= se
->se_collapse
?: se
->se_cmp
;
352 cmp
= f(left
, right
);
360 void hist_entry__free(struct hist_entry
*he
)
366 * collapse the histogram
369 static bool hists__collapse_insert_entry(struct hists
*hists
,
370 struct rb_root
*root
,
371 struct hist_entry
*he
)
373 struct rb_node
**p
= &root
->rb_node
;
374 struct rb_node
*parent
= NULL
;
375 struct hist_entry
*iter
;
380 iter
= rb_entry(parent
, struct hist_entry
, rb_node_in
);
382 cmp
= hist_entry__collapse(iter
, he
);
385 iter
->period
+= he
->period
;
386 iter
->nr_events
+= he
->nr_events
;
387 if (symbol_conf
.use_callchain
) {
388 callchain_cursor_reset(&hists
->callchain_cursor
);
389 callchain_merge(&hists
->callchain_cursor
, iter
->callchain
,
392 hist_entry__free(he
);
402 rb_link_node(&he
->rb_node_in
, parent
, p
);
403 rb_insert_color(&he
->rb_node_in
, root
);
407 static struct rb_root
*hists__get_rotate_entries_in(struct hists
*hists
)
409 struct rb_root
*root
;
411 pthread_mutex_lock(&hists
->lock
);
413 root
= hists
->entries_in
;
414 if (++hists
->entries_in
> &hists
->entries_in_array
[1])
415 hists
->entries_in
= &hists
->entries_in_array
[0];
417 pthread_mutex_unlock(&hists
->lock
);
422 static void hists__apply_filters(struct hists
*hists
, struct hist_entry
*he
)
424 hists__filter_entry_by_dso(hists
, he
);
425 hists__filter_entry_by_thread(hists
, he
);
426 hists__filter_entry_by_symbol(hists
, he
);
429 static void __hists__collapse_resort(struct hists
*hists
, bool threaded
)
431 struct rb_root
*root
;
432 struct rb_node
*next
;
433 struct hist_entry
*n
;
435 if (!sort__need_collapse
&& !threaded
)
438 root
= hists__get_rotate_entries_in(hists
);
439 next
= rb_first(root
);
442 n
= rb_entry(next
, struct hist_entry
, rb_node_in
);
443 next
= rb_next(&n
->rb_node_in
);
445 rb_erase(&n
->rb_node_in
, root
);
446 if (hists__collapse_insert_entry(hists
, &hists
->entries_collapsed
, n
)) {
448 * If it wasn't combined with one of the entries already
449 * collapsed, we need to apply the filters that may have
450 * been set by, say, the hist_browser.
452 hists__apply_filters(hists
, n
);
457 void hists__collapse_resort(struct hists
*hists
)
459 return __hists__collapse_resort(hists
, false);
462 void hists__collapse_resort_threaded(struct hists
*hists
)
464 return __hists__collapse_resort(hists
, true);
468 * reverse the map, sort on period.
471 static void __hists__insert_output_entry(struct rb_root
*entries
,
472 struct hist_entry
*he
,
473 u64 min_callchain_hits
)
475 struct rb_node
**p
= &entries
->rb_node
;
476 struct rb_node
*parent
= NULL
;
477 struct hist_entry
*iter
;
479 if (symbol_conf
.use_callchain
)
480 callchain_param
.sort(&he
->sorted_chain
, he
->callchain
,
481 min_callchain_hits
, &callchain_param
);
485 iter
= rb_entry(parent
, struct hist_entry
, rb_node
);
487 if (he
->period
> iter
->period
)
493 rb_link_node(&he
->rb_node
, parent
, p
);
494 rb_insert_color(&he
->rb_node
, entries
);
497 static void __hists__output_resort(struct hists
*hists
, bool threaded
)
499 struct rb_root
*root
;
500 struct rb_node
*next
;
501 struct hist_entry
*n
;
502 u64 min_callchain_hits
;
504 min_callchain_hits
= hists
->stats
.total_period
* (callchain_param
.min_percent
/ 100);
506 if (sort__need_collapse
|| threaded
)
507 root
= &hists
->entries_collapsed
;
509 root
= hists
->entries_in
;
511 next
= rb_first(root
);
512 hists
->entries
= RB_ROOT
;
514 hists
->nr_entries
= 0;
515 hists
->stats
.total_period
= 0;
516 hists__reset_col_len(hists
);
519 n
= rb_entry(next
, struct hist_entry
, rb_node_in
);
520 next
= rb_next(&n
->rb_node_in
);
522 __hists__insert_output_entry(&hists
->entries
, n
, min_callchain_hits
);
523 hists__inc_nr_entries(hists
, n
);
527 void hists__output_resort(struct hists
*hists
)
529 return __hists__output_resort(hists
, false);
532 void hists__output_resort_threaded(struct hists
*hists
)
534 return __hists__output_resort(hists
, true);
537 static size_t callchain__fprintf_left_margin(FILE *fp
, int left_margin
)
540 int ret
= fprintf(fp
, " ");
542 for (i
= 0; i
< left_margin
; i
++)
543 ret
+= fprintf(fp
, " ");
548 static size_t ipchain__fprintf_graph_line(FILE *fp
, int depth
, int depth_mask
,
552 size_t ret
= callchain__fprintf_left_margin(fp
, left_margin
);
554 for (i
= 0; i
< depth
; i
++)
555 if (depth_mask
& (1 << i
))
556 ret
+= fprintf(fp
, "| ");
558 ret
+= fprintf(fp
, " ");
560 ret
+= fprintf(fp
, "\n");
565 static size_t ipchain__fprintf_graph(FILE *fp
, struct callchain_list
*chain
,
566 int depth
, int depth_mask
, int period
,
567 u64 total_samples
, u64 hits
,
573 ret
+= callchain__fprintf_left_margin(fp
, left_margin
);
574 for (i
= 0; i
< depth
; i
++) {
575 if (depth_mask
& (1 << i
))
576 ret
+= fprintf(fp
, "|");
578 ret
+= fprintf(fp
, " ");
579 if (!period
&& i
== depth
- 1) {
582 percent
= hits
* 100.0 / total_samples
;
583 ret
+= percent_color_fprintf(fp
, "--%2.2f%%-- ", percent
);
585 ret
+= fprintf(fp
, "%s", " ");
588 ret
+= fprintf(fp
, "%s\n", chain
->ms
.sym
->name
);
590 ret
+= fprintf(fp
, "%p\n", (void *)(long)chain
->ip
);
595 static struct symbol
*rem_sq_bracket
;
596 static struct callchain_list rem_hits
;
598 static void init_rem_hits(void)
600 rem_sq_bracket
= malloc(sizeof(*rem_sq_bracket
) + 6);
601 if (!rem_sq_bracket
) {
602 fprintf(stderr
, "Not enough memory to display remaining hits\n");
606 strcpy(rem_sq_bracket
->name
, "[...]");
607 rem_hits
.ms
.sym
= rem_sq_bracket
;
610 static size_t __callchain__fprintf_graph(FILE *fp
, struct rb_root
*root
,
611 u64 total_samples
, int depth
,
612 int depth_mask
, int left_margin
)
614 struct rb_node
*node
, *next
;
615 struct callchain_node
*child
;
616 struct callchain_list
*chain
;
617 int new_depth_mask
= depth_mask
;
621 uint entries_printed
= 0;
623 remaining
= total_samples
;
625 node
= rb_first(root
);
630 child
= rb_entry(node
, struct callchain_node
, rb_node
);
631 cumul
= callchain_cumul_hits(child
);
635 * The depth mask manages the output of pipes that show
636 * the depth. We don't want to keep the pipes of the current
637 * level for the last child of this depth.
638 * Except if we have remaining filtered hits. They will
639 * supersede the last child
641 next
= rb_next(node
);
642 if (!next
&& (callchain_param
.mode
!= CHAIN_GRAPH_REL
|| !remaining
))
643 new_depth_mask
&= ~(1 << (depth
- 1));
646 * But we keep the older depth mask for the line separator
647 * to keep the level link until we reach the last child
649 ret
+= ipchain__fprintf_graph_line(fp
, depth
, depth_mask
,
652 list_for_each_entry(chain
, &child
->val
, list
) {
653 ret
+= ipchain__fprintf_graph(fp
, chain
, depth
,
660 if (callchain_param
.mode
== CHAIN_GRAPH_REL
)
661 new_total
= child
->children_hit
;
663 new_total
= total_samples
;
665 ret
+= __callchain__fprintf_graph(fp
, &child
->rb_root
, new_total
,
667 new_depth_mask
| (1 << depth
),
670 if (++entries_printed
== callchain_param
.print_limit
)
674 if (callchain_param
.mode
== CHAIN_GRAPH_REL
&&
675 remaining
&& remaining
!= total_samples
) {
680 new_depth_mask
&= ~(1 << (depth
- 1));
681 ret
+= ipchain__fprintf_graph(fp
, &rem_hits
, depth
,
682 new_depth_mask
, 0, total_samples
,
683 remaining
, left_margin
);
689 static size_t callchain__fprintf_graph(FILE *fp
, struct rb_root
*root
,
690 u64 total_samples
, int left_margin
)
692 struct callchain_node
*cnode
;
693 struct callchain_list
*chain
;
694 u32 entries_printed
= 0;
695 bool printed
= false;
696 struct rb_node
*node
;
701 * If have one single callchain root, don't bother printing
702 * its percentage (100 % in fractal mode and the same percentage
703 * than the hist in graph mode). This also avoid one level of column.
705 node
= rb_first(root
);
706 if (node
&& !rb_next(node
)) {
707 cnode
= rb_entry(node
, struct callchain_node
, rb_node
);
708 list_for_each_entry(chain
, &cnode
->val
, list
) {
710 * If we sort by symbol, the first entry is the same than
711 * the symbol. No need to print it otherwise it appears as
714 if (!i
++ && sort__first_dimension
== SORT_SYM
)
717 ret
+= callchain__fprintf_left_margin(fp
, left_margin
);
718 ret
+= fprintf(fp
, "|\n");
719 ret
+= callchain__fprintf_left_margin(fp
, left_margin
);
720 ret
+= fprintf(fp
, "---");
724 ret
+= callchain__fprintf_left_margin(fp
, left_margin
);
727 ret
+= fprintf(fp
, " %s\n", chain
->ms
.sym
->name
);
729 ret
+= fprintf(fp
, " %p\n", (void *)(long)chain
->ip
);
731 if (++entries_printed
== callchain_param
.print_limit
)
734 root
= &cnode
->rb_root
;
737 return __callchain__fprintf_graph(fp
, root
, total_samples
,
741 static size_t __callchain__fprintf_flat(FILE *fp
,
742 struct callchain_node
*self
,
745 struct callchain_list
*chain
;
751 ret
+= __callchain__fprintf_flat(fp
, self
->parent
, total_samples
);
754 list_for_each_entry(chain
, &self
->val
, list
) {
755 if (chain
->ip
>= PERF_CONTEXT_MAX
)
758 ret
+= fprintf(fp
, " %s\n", chain
->ms
.sym
->name
);
760 ret
+= fprintf(fp
, " %p\n",
761 (void *)(long)chain
->ip
);
767 static size_t callchain__fprintf_flat(FILE *fp
, struct rb_root
*self
,
771 u32 entries_printed
= 0;
772 struct rb_node
*rb_node
;
773 struct callchain_node
*chain
;
775 rb_node
= rb_first(self
);
779 chain
= rb_entry(rb_node
, struct callchain_node
, rb_node
);
780 percent
= chain
->hit
* 100.0 / total_samples
;
782 ret
= percent_color_fprintf(fp
, " %6.2f%%\n", percent
);
783 ret
+= __callchain__fprintf_flat(fp
, chain
, total_samples
);
784 ret
+= fprintf(fp
, "\n");
785 if (++entries_printed
== callchain_param
.print_limit
)
788 rb_node
= rb_next(rb_node
);
794 static size_t hist_entry_callchain__fprintf(struct hist_entry
*he
,
795 u64 total_samples
, int left_margin
,
798 switch (callchain_param
.mode
) {
799 case CHAIN_GRAPH_REL
:
800 return callchain__fprintf_graph(fp
, &he
->sorted_chain
, he
->period
,
803 case CHAIN_GRAPH_ABS
:
804 return callchain__fprintf_graph(fp
, &he
->sorted_chain
, total_samples
,
808 return callchain__fprintf_flat(fp
, &he
->sorted_chain
, total_samples
);
813 pr_err("Bad callchain mode\n");
819 void hists__output_recalc_col_len(struct hists
*hists
, int max_rows
)
821 struct rb_node
*next
= rb_first(&hists
->entries
);
822 struct hist_entry
*n
;
825 hists__reset_col_len(hists
);
827 while (next
&& row
++ < max_rows
) {
828 n
= rb_entry(next
, struct hist_entry
, rb_node
);
830 hists__calc_col_len(hists
, n
);
831 next
= rb_next(&n
->rb_node
);
835 static int hist_entry__pcnt_snprintf(struct hist_entry
*he
, char *s
,
836 size_t size
, struct hists
*pair_hists
,
837 bool show_displacement
, long displacement
,
838 bool color
, u64 total_period
)
840 u64 period
, total
, period_sys
, period_us
, period_guest_sys
, period_guest_us
;
842 const char *sep
= symbol_conf
.field_sep
;
845 if (symbol_conf
.exclude_other
&& !he
->parent
)
849 period
= he
->pair
? he
->pair
->period
: 0;
850 nr_events
= he
->pair
? he
->pair
->nr_events
: 0;
851 total
= pair_hists
->stats
.total_period
;
852 period_sys
= he
->pair
? he
->pair
->period_sys
: 0;
853 period_us
= he
->pair
? he
->pair
->period_us
: 0;
854 period_guest_sys
= he
->pair
? he
->pair
->period_guest_sys
: 0;
855 period_guest_us
= he
->pair
? he
->pair
->period_guest_us
: 0;
858 nr_events
= he
->nr_events
;
859 total
= total_period
;
860 period_sys
= he
->period_sys
;
861 period_us
= he
->period_us
;
862 period_guest_sys
= he
->period_guest_sys
;
863 period_guest_us
= he
->period_guest_us
;
868 ret
= percent_color_snprintf(s
, size
,
869 sep
? "%.2f" : " %6.2f%%",
870 (period
* 100.0) / total
);
872 ret
= scnprintf(s
, size
, sep
? "%.2f" : " %6.2f%%",
873 (period
* 100.0) / total
);
874 if (symbol_conf
.show_cpu_utilization
) {
875 ret
+= percent_color_snprintf(s
+ ret
, size
- ret
,
876 sep
? "%.2f" : " %6.2f%%",
877 (period_sys
* 100.0) / total
);
878 ret
+= percent_color_snprintf(s
+ ret
, size
- ret
,
879 sep
? "%.2f" : " %6.2f%%",
880 (period_us
* 100.0) / total
);
882 ret
+= percent_color_snprintf(s
+ ret
,
884 sep
? "%.2f" : " %6.2f%%",
885 (period_guest_sys
* 100.0) /
887 ret
+= percent_color_snprintf(s
+ ret
,
889 sep
? "%.2f" : " %6.2f%%",
890 (period_guest_us
* 100.0) /
895 ret
= scnprintf(s
, size
, sep
? "%" PRIu64
: "%12" PRIu64
" ", period
);
897 if (symbol_conf
.show_nr_samples
) {
899 ret
+= scnprintf(s
+ ret
, size
- ret
, "%c%" PRIu64
, *sep
, nr_events
);
901 ret
+= scnprintf(s
+ ret
, size
- ret
, "%11" PRIu64
, nr_events
);
904 if (symbol_conf
.show_total_period
) {
906 ret
+= scnprintf(s
+ ret
, size
- ret
, "%c%" PRIu64
, *sep
, period
);
908 ret
+= scnprintf(s
+ ret
, size
- ret
, " %12" PRIu64
, period
);
913 double old_percent
= 0, new_percent
= 0, diff
;
916 old_percent
= (period
* 100.0) / total
;
917 if (total_period
> 0)
918 new_percent
= (he
->period
* 100.0) / total_period
;
920 diff
= new_percent
- old_percent
;
922 if (fabs(diff
) >= 0.01)
923 scnprintf(bf
, sizeof(bf
), "%+4.2F%%", diff
);
925 scnprintf(bf
, sizeof(bf
), " ");
928 ret
+= scnprintf(s
+ ret
, size
- ret
, "%c%s", *sep
, bf
);
930 ret
+= scnprintf(s
+ ret
, size
- ret
, "%11.11s", bf
);
932 if (show_displacement
) {
934 scnprintf(bf
, sizeof(bf
), "%+4ld", displacement
);
936 scnprintf(bf
, sizeof(bf
), " ");
939 ret
+= scnprintf(s
+ ret
, size
- ret
, "%c%s", *sep
, bf
);
941 ret
+= scnprintf(s
+ ret
, size
- ret
, "%6.6s", bf
);
948 int hist_entry__snprintf(struct hist_entry
*he
, char *s
, size_t size
,
951 const char *sep
= symbol_conf
.field_sep
;
952 struct sort_entry
*se
;
955 list_for_each_entry(se
, &hist_entry__sort_list
, list
) {
959 ret
+= scnprintf(s
+ ret
, size
- ret
, "%s", sep
?: " ");
960 ret
+= se
->se_snprintf(he
, s
+ ret
, size
- ret
,
961 hists__col_len(hists
, se
->se_width_idx
));
967 static int hist_entry__fprintf(struct hist_entry
*he
, size_t size
,
968 struct hists
*hists
, struct hists
*pair_hists
,
969 bool show_displacement
, long displacement
,
970 u64 total_period
, FILE *fp
)
975 if (size
== 0 || size
> sizeof(bf
))
978 ret
= hist_entry__pcnt_snprintf(he
, bf
, size
, pair_hists
,
979 show_displacement
, displacement
,
981 hist_entry__snprintf(he
, bf
+ ret
, size
- ret
, hists
);
982 return fprintf(fp
, "%s\n", bf
);
985 static size_t hist_entry__fprintf_callchain(struct hist_entry
*he
,
987 u64 total_period
, FILE *fp
)
991 if (sort__first_dimension
== SORT_COMM
) {
992 struct sort_entry
*se
= list_first_entry(&hist_entry__sort_list
,
994 left_margin
= hists__col_len(hists
, se
->se_width_idx
);
995 left_margin
-= thread__comm_len(he
->thread
);
998 return hist_entry_callchain__fprintf(he
, total_period
, left_margin
, fp
);
1001 size_t hists__fprintf(struct hists
*hists
, struct hists
*pair
,
1002 bool show_displacement
, bool show_header
, int max_rows
,
1003 int max_cols
, FILE *fp
)
1005 struct sort_entry
*se
;
1009 unsigned long position
= 1;
1010 long displacement
= 0;
1012 const char *sep
= symbol_conf
.field_sep
;
1013 const char *col_width
= symbol_conf
.col_width_list_str
;
1021 fprintf(fp
, "# %s", pair
? "Baseline" : "Overhead");
1023 if (symbol_conf
.show_cpu_utilization
) {
1025 ret
+= fprintf(fp
, "%csys", *sep
);
1026 ret
+= fprintf(fp
, "%cus", *sep
);
1028 ret
+= fprintf(fp
, "%cguest sys", *sep
);
1029 ret
+= fprintf(fp
, "%cguest us", *sep
);
1032 ret
+= fprintf(fp
, " sys ");
1033 ret
+= fprintf(fp
, " us ");
1035 ret
+= fprintf(fp
, " guest sys ");
1036 ret
+= fprintf(fp
, " guest us ");
1041 if (symbol_conf
.show_nr_samples
) {
1043 fprintf(fp
, "%cSamples", *sep
);
1045 fputs(" Samples ", fp
);
1048 if (symbol_conf
.show_total_period
) {
1050 ret
+= fprintf(fp
, "%cPeriod", *sep
);
1052 ret
+= fprintf(fp
, " Period ");
1057 ret
+= fprintf(fp
, "%cDelta", *sep
);
1059 ret
+= fprintf(fp
, " Delta ");
1061 if (show_displacement
) {
1063 ret
+= fprintf(fp
, "%cDisplacement", *sep
);
1065 ret
+= fprintf(fp
, " Displ");
1069 list_for_each_entry(se
, &hist_entry__sort_list
, list
) {
1073 fprintf(fp
, "%c%s", *sep
, se
->se_header
);
1076 width
= strlen(se
->se_header
);
1077 if (symbol_conf
.col_width_list_str
) {
1079 hists__set_col_len(hists
, se
->se_width_idx
,
1081 col_width
= strchr(col_width
, ',');
1086 if (!hists__new_col_len(hists
, se
->se_width_idx
, width
))
1087 width
= hists__col_len(hists
, se
->se_width_idx
);
1088 fprintf(fp
, " %*s", width
, se
->se_header
);
1092 if (max_rows
&& ++nr_rows
>= max_rows
)
1098 fprintf(fp
, "# ........");
1099 if (symbol_conf
.show_cpu_utilization
)
1100 fprintf(fp
, " ....... .......");
1101 if (symbol_conf
.show_nr_samples
)
1102 fprintf(fp
, " ..........");
1103 if (symbol_conf
.show_total_period
)
1104 fprintf(fp
, " ............");
1106 fprintf(fp
, " ..........");
1107 if (show_displacement
)
1108 fprintf(fp
, " .....");
1110 list_for_each_entry(se
, &hist_entry__sort_list
, list
) {
1117 width
= hists__col_len(hists
, se
->se_width_idx
);
1119 width
= strlen(se
->se_header
);
1120 for (i
= 0; i
< width
; i
++)
1125 if (max_rows
&& ++nr_rows
>= max_rows
)
1129 if (max_rows
&& ++nr_rows
>= max_rows
)
1133 total_period
= hists
->stats
.total_period
;
1135 for (nd
= rb_first(&hists
->entries
); nd
; nd
= rb_next(nd
)) {
1136 struct hist_entry
*h
= rb_entry(nd
, struct hist_entry
, rb_node
);
1141 if (show_displacement
) {
1142 if (h
->pair
!= NULL
)
1143 displacement
= ((long)h
->pair
->position
-
1149 ret
+= hist_entry__fprintf(h
, max_cols
, hists
, pair
, show_displacement
,
1150 displacement
, total_period
, fp
);
1152 if (symbol_conf
.use_callchain
)
1153 ret
+= hist_entry__fprintf_callchain(h
, hists
, total_period
, fp
);
1154 if (max_rows
&& ++nr_rows
>= max_rows
)
1157 if (h
->ms
.map
== NULL
&& verbose
> 1) {
1158 __map_groups__fprintf_maps(&h
->thread
->mg
,
1159 MAP__FUNCTION
, verbose
, fp
);
1160 fprintf(fp
, "%.10s end\n", graph_dotted_line
);
1164 free(rem_sq_bracket
);
1170 * See hists__fprintf to match the column widths
1172 unsigned int hists__sort_list_width(struct hists
*hists
)
1174 struct sort_entry
*se
;
1175 int ret
= 9; /* total % */
1177 if (symbol_conf
.show_cpu_utilization
) {
1178 ret
+= 7; /* count_sys % */
1179 ret
+= 6; /* count_us % */
1181 ret
+= 13; /* count_guest_sys % */
1182 ret
+= 12; /* count_guest_us % */
1186 if (symbol_conf
.show_nr_samples
)
1189 if (symbol_conf
.show_total_period
)
1192 list_for_each_entry(se
, &hist_entry__sort_list
, list
)
1194 ret
+= 2 + hists__col_len(hists
, se
->se_width_idx
);
1196 if (verbose
) /* Addr + origin */
1197 ret
+= 3 + BITS_PER_LONG
/ 4;
1202 static void hists__remove_entry_filter(struct hists
*hists
, struct hist_entry
*h
,
1203 enum hist_filter filter
)
1205 h
->filtered
&= ~(1 << filter
);
1209 ++hists
->nr_entries
;
1211 hists
->nr_entries
+= h
->nr_rows
;
1213 hists
->stats
.total_period
+= h
->period
;
1214 hists
->stats
.nr_events
[PERF_RECORD_SAMPLE
] += h
->nr_events
;
1216 hists__calc_col_len(hists
, h
);
1220 static bool hists__filter_entry_by_dso(struct hists
*hists
,
1221 struct hist_entry
*he
)
1223 if (hists
->dso_filter
!= NULL
&&
1224 (he
->ms
.map
== NULL
|| he
->ms
.map
->dso
!= hists
->dso_filter
)) {
1225 he
->filtered
|= (1 << HIST_FILTER__DSO
);
1232 void hists__filter_by_dso(struct hists
*hists
)
1236 hists
->nr_entries
= hists
->stats
.total_period
= 0;
1237 hists
->stats
.nr_events
[PERF_RECORD_SAMPLE
] = 0;
1238 hists__reset_col_len(hists
);
1240 for (nd
= rb_first(&hists
->entries
); nd
; nd
= rb_next(nd
)) {
1241 struct hist_entry
*h
= rb_entry(nd
, struct hist_entry
, rb_node
);
1243 if (symbol_conf
.exclude_other
&& !h
->parent
)
1246 if (hists__filter_entry_by_dso(hists
, h
))
1249 hists__remove_entry_filter(hists
, h
, HIST_FILTER__DSO
);
1253 static bool hists__filter_entry_by_thread(struct hists
*hists
,
1254 struct hist_entry
*he
)
1256 if (hists
->thread_filter
!= NULL
&&
1257 he
->thread
!= hists
->thread_filter
) {
1258 he
->filtered
|= (1 << HIST_FILTER__THREAD
);
1265 void hists__filter_by_thread(struct hists
*hists
)
1269 hists
->nr_entries
= hists
->stats
.total_period
= 0;
1270 hists
->stats
.nr_events
[PERF_RECORD_SAMPLE
] = 0;
1271 hists__reset_col_len(hists
);
1273 for (nd
= rb_first(&hists
->entries
); nd
; nd
= rb_next(nd
)) {
1274 struct hist_entry
*h
= rb_entry(nd
, struct hist_entry
, rb_node
);
1276 if (hists__filter_entry_by_thread(hists
, h
))
1279 hists__remove_entry_filter(hists
, h
, HIST_FILTER__THREAD
);
1283 static bool hists__filter_entry_by_symbol(struct hists
*hists
,
1284 struct hist_entry
*he
)
1286 if (hists
->symbol_filter_str
!= NULL
&&
1287 (!he
->ms
.sym
|| strstr(he
->ms
.sym
->name
,
1288 hists
->symbol_filter_str
) == NULL
)) {
1289 he
->filtered
|= (1 << HIST_FILTER__SYMBOL
);
1296 void hists__filter_by_symbol(struct hists
*hists
)
1300 hists
->nr_entries
= hists
->stats
.total_period
= 0;
1301 hists
->stats
.nr_events
[PERF_RECORD_SAMPLE
] = 0;
1302 hists__reset_col_len(hists
);
1304 for (nd
= rb_first(&hists
->entries
); nd
; nd
= rb_next(nd
)) {
1305 struct hist_entry
*h
= rb_entry(nd
, struct hist_entry
, rb_node
);
1307 if (hists__filter_entry_by_symbol(hists
, h
))
1310 hists__remove_entry_filter(hists
, h
, HIST_FILTER__SYMBOL
);
1314 int hist_entry__inc_addr_samples(struct hist_entry
*he
, int evidx
, u64 ip
)
1316 return symbol__inc_addr_samples(he
->ms
.sym
, he
->ms
.map
, evidx
, ip
);
1319 int hist_entry__annotate(struct hist_entry
*he
, size_t privsize
)
1321 return symbol__annotate(he
->ms
.sym
, he
->ms
.map
, privsize
);
1324 void hists__inc_nr_events(struct hists
*hists
, u32 type
)
1326 ++hists
->stats
.nr_events
[0];
1327 ++hists
->stats
.nr_events
[type
];
1330 size_t hists__fprintf_nr_events(struct hists
*hists
, FILE *fp
)
1335 for (i
= 0; i
< PERF_RECORD_HEADER_MAX
; ++i
) {
1338 if (hists
->stats
.nr_events
[i
] == 0)
1341 name
= perf_event__name(i
);
1342 if (!strcmp(name
, "UNKNOWN"))
1345 ret
+= fprintf(fp
, "%16s events: %10d\n", name
,
1346 hists
->stats
.nr_events
[i
]);