5 const char default_parent_pattern[] = "^sys_|^do_page_fault";
6 const char *parent_pattern = default_parent_pattern;
7 const char default_sort_order[] = "comm,dso,symbol";
8 const char *sort_order = default_sort_order;
9 int sort__need_collapse = 0;
10 int sort__has_parent = 0;
11 int sort__has_sym = 0;
12 int sort__branch_mode = -1; /* -1 = means not set */
14 enum sort_type sort__first_dimension;
16 LIST_HEAD(hist_entry__sort_list);
18 static int repsep_snprintf(char *bf, size_t size, const char *fmt, ...)
24 n = vsnprintf(bf, size, fmt, ap);
25 if (symbol_conf.field_sep && n > 0) {
29 sep = strchr(sep, *symbol_conf.field_sep);
42 static int64_t cmp_null(void *l, void *r)
55 sort__thread_cmp(struct hist_entry *left, struct hist_entry *right)
57 return right->thread->pid - left->thread->pid;
60 static int hist_entry__thread_snprintf(struct hist_entry *self, char *bf,
61 size_t size, unsigned int width)
63 return repsep_snprintf(bf, size, "%*s:%5d", width - 6,
64 self->thread->comm ?: "", self->thread->pid);
67 struct sort_entry sort_thread = {
68 .se_header = "Command: Pid",
69 .se_cmp = sort__thread_cmp,
70 .se_snprintf = hist_entry__thread_snprintf,
71 .se_width_idx = HISTC_THREAD,
77 sort__comm_cmp(struct hist_entry *left, struct hist_entry *right)
79 return right->thread->pid - left->thread->pid;
83 sort__comm_collapse(struct hist_entry *left, struct hist_entry *right)
85 char *comm_l = left->thread->comm;
86 char *comm_r = right->thread->comm;
88 if (!comm_l || !comm_r)
89 return cmp_null(comm_l, comm_r);
91 return strcmp(comm_l, comm_r);
94 static int hist_entry__comm_snprintf(struct hist_entry *self, char *bf,
95 size_t size, unsigned int width)
97 return repsep_snprintf(bf, size, "%*s", width, self->thread->comm);
100 struct sort_entry sort_comm = {
101 .se_header = "Command",
102 .se_cmp = sort__comm_cmp,
103 .se_collapse = sort__comm_collapse,
104 .se_snprintf = hist_entry__comm_snprintf,
105 .se_width_idx = HISTC_COMM,
110 static int64_t _sort__dso_cmp(struct map *map_l, struct map *map_r)
112 struct dso *dso_l = map_l ? map_l->dso : NULL;
113 struct dso *dso_r = map_r ? map_r->dso : NULL;
114 const char *dso_name_l, *dso_name_r;
116 if (!dso_l || !dso_r)
117 return cmp_null(dso_l, dso_r);
120 dso_name_l = dso_l->long_name;
121 dso_name_r = dso_r->long_name;
123 dso_name_l = dso_l->short_name;
124 dso_name_r = dso_r->short_name;
127 return strcmp(dso_name_l, dso_name_r);
131 sort__dso_cmp(struct hist_entry *left, struct hist_entry *right)
133 return _sort__dso_cmp(left->ms.map, right->ms.map);
136 static int _hist_entry__dso_snprintf(struct map *map, char *bf,
137 size_t size, unsigned int width)
139 if (map && map->dso) {
140 const char *dso_name = !verbose ? map->dso->short_name :
142 return repsep_snprintf(bf, size, "%-*s", width, dso_name);
145 return repsep_snprintf(bf, size, "%-*s", width, "[unknown]");
148 static int hist_entry__dso_snprintf(struct hist_entry *self, char *bf,
149 size_t size, unsigned int width)
151 return _hist_entry__dso_snprintf(self->ms.map, bf, size, width);
154 struct sort_entry sort_dso = {
155 .se_header = "Shared Object",
156 .se_cmp = sort__dso_cmp,
157 .se_snprintf = hist_entry__dso_snprintf,
158 .se_width_idx = HISTC_DSO,
163 static int64_t _sort__sym_cmp(struct symbol *sym_l, struct symbol *sym_r)
167 if (!sym_l || !sym_r)
168 return cmp_null(sym_l, sym_r);
176 return (int64_t)(ip_r - ip_l);
180 sort__sym_cmp(struct hist_entry *left, struct hist_entry *right)
182 if (!left->ms.sym && !right->ms.sym)
183 return right->level - left->level;
185 return _sort__sym_cmp(left->ms.sym, right->ms.sym);
188 static int _hist_entry__sym_snprintf(struct map *map, struct symbol *sym,
189 u64 ip, char level, char *bf, size_t size,
195 char o = map ? dso__symtab_origin(map->dso) : '!';
196 ret += repsep_snprintf(bf, size, "%-#*llx %c ",
197 BITS_PER_LONG / 4, ip, o);
200 ret += repsep_snprintf(bf + ret, size - ret, "[%c] ", level);
202 if (map->type == MAP__VARIABLE) {
203 ret += repsep_snprintf(bf + ret, size - ret, "%s", sym->name);
204 ret += repsep_snprintf(bf + ret, size - ret, "+0x%llx",
205 ip - map->unmap_ip(map, sym->start));
206 ret += repsep_snprintf(bf + ret, size - ret, "%-*s",
209 ret += repsep_snprintf(bf + ret, size - ret, "%-*s",
214 size_t len = BITS_PER_LONG / 4;
215 ret += repsep_snprintf(bf + ret, size - ret, "%-#.*llx",
217 ret += repsep_snprintf(bf + ret, size - ret, "%-*s",
224 static int hist_entry__sym_snprintf(struct hist_entry *self, char *bf,
225 size_t size, unsigned int width)
227 return _hist_entry__sym_snprintf(self->ms.map, self->ms.sym, self->ip,
228 self->level, bf, size, width);
231 struct sort_entry sort_sym = {
232 .se_header = "Symbol",
233 .se_cmp = sort__sym_cmp,
234 .se_snprintf = hist_entry__sym_snprintf,
235 .se_width_idx = HISTC_SYMBOL,
241 sort__srcline_cmp(struct hist_entry *left, struct hist_entry *right)
243 return (int64_t)(right->ip - left->ip);
246 static int hist_entry__srcline_snprintf(struct hist_entry *self, char *bf,
248 unsigned int width __maybe_unused)
251 char cmd[PATH_MAX + 2], *path = self->srcline, *nl;
260 if (!strncmp(self->ms.map->dso->long_name, "/tmp/perf-", 10))
263 snprintf(cmd, sizeof(cmd), "addr2line -e %s %016" PRIx64,
264 self->ms.map->dso->long_name, self->ip);
265 fp = popen(cmd, "r");
269 if (getline(&path, &line_len, fp) < 0 || !line_len)
271 self->srcline = strdup(path);
272 if (self->srcline == NULL)
275 nl = strchr(self->srcline, '\n');
278 path = self->srcline;
282 return repsep_snprintf(bf, size, "%s", path);
286 return repsep_snprintf(bf, size, "%-#*llx", BITS_PER_LONG / 4, self->ip);
289 struct sort_entry sort_srcline = {
290 .se_header = "Source:Line",
291 .se_cmp = sort__srcline_cmp,
292 .se_snprintf = hist_entry__srcline_snprintf,
293 .se_width_idx = HISTC_SRCLINE,
299 sort__parent_cmp(struct hist_entry *left, struct hist_entry *right)
301 struct symbol *sym_l = left->parent;
302 struct symbol *sym_r = right->parent;
304 if (!sym_l || !sym_r)
305 return cmp_null(sym_l, sym_r);
307 return strcmp(sym_l->name, sym_r->name);
310 static int hist_entry__parent_snprintf(struct hist_entry *self, char *bf,
311 size_t size, unsigned int width)
313 return repsep_snprintf(bf, size, "%-*s", width,
314 self->parent ? self->parent->name : "[other]");
317 struct sort_entry sort_parent = {
318 .se_header = "Parent symbol",
319 .se_cmp = sort__parent_cmp,
320 .se_snprintf = hist_entry__parent_snprintf,
321 .se_width_idx = HISTC_PARENT,
327 sort__cpu_cmp(struct hist_entry *left, struct hist_entry *right)
329 return right->cpu - left->cpu;
332 static int hist_entry__cpu_snprintf(struct hist_entry *self, char *bf,
333 size_t size, unsigned int width)
335 return repsep_snprintf(bf, size, "%*d", width, self->cpu);
338 struct sort_entry sort_cpu = {
340 .se_cmp = sort__cpu_cmp,
341 .se_snprintf = hist_entry__cpu_snprintf,
342 .se_width_idx = HISTC_CPU,
345 /* sort keys for branch stacks */
348 sort__dso_from_cmp(struct hist_entry *left, struct hist_entry *right)
350 return _sort__dso_cmp(left->branch_info->from.map,
351 right->branch_info->from.map);
354 static int hist_entry__dso_from_snprintf(struct hist_entry *self, char *bf,
355 size_t size, unsigned int width)
357 return _hist_entry__dso_snprintf(self->branch_info->from.map,
362 sort__dso_to_cmp(struct hist_entry *left, struct hist_entry *right)
364 return _sort__dso_cmp(left->branch_info->to.map,
365 right->branch_info->to.map);
368 static int hist_entry__dso_to_snprintf(struct hist_entry *self, char *bf,
369 size_t size, unsigned int width)
371 return _hist_entry__dso_snprintf(self->branch_info->to.map,
376 sort__sym_from_cmp(struct hist_entry *left, struct hist_entry *right)
378 struct addr_map_symbol *from_l = &left->branch_info->from;
379 struct addr_map_symbol *from_r = &right->branch_info->from;
381 if (!from_l->sym && !from_r->sym)
382 return right->level - left->level;
384 return _sort__sym_cmp(from_l->sym, from_r->sym);
388 sort__sym_to_cmp(struct hist_entry *left, struct hist_entry *right)
390 struct addr_map_symbol *to_l = &left->branch_info->to;
391 struct addr_map_symbol *to_r = &right->branch_info->to;
393 if (!to_l->sym && !to_r->sym)
394 return right->level - left->level;
396 return _sort__sym_cmp(to_l->sym, to_r->sym);
399 static int hist_entry__sym_from_snprintf(struct hist_entry *self, char *bf,
400 size_t size, unsigned int width)
402 struct addr_map_symbol *from = &self->branch_info->from;
403 return _hist_entry__sym_snprintf(from->map, from->sym, from->addr,
404 self->level, bf, size, width);
408 static int hist_entry__sym_to_snprintf(struct hist_entry *self, char *bf,
409 size_t size, unsigned int width)
411 struct addr_map_symbol *to = &self->branch_info->to;
412 return _hist_entry__sym_snprintf(to->map, to->sym, to->addr,
413 self->level, bf, size, width);
417 struct sort_entry sort_dso_from = {
418 .se_header = "Source Shared Object",
419 .se_cmp = sort__dso_from_cmp,
420 .se_snprintf = hist_entry__dso_from_snprintf,
421 .se_width_idx = HISTC_DSO_FROM,
424 struct sort_entry sort_dso_to = {
425 .se_header = "Target Shared Object",
426 .se_cmp = sort__dso_to_cmp,
427 .se_snprintf = hist_entry__dso_to_snprintf,
428 .se_width_idx = HISTC_DSO_TO,
431 struct sort_entry sort_sym_from = {
432 .se_header = "Source Symbol",
433 .se_cmp = sort__sym_from_cmp,
434 .se_snprintf = hist_entry__sym_from_snprintf,
435 .se_width_idx = HISTC_SYMBOL_FROM,
438 struct sort_entry sort_sym_to = {
439 .se_header = "Target Symbol",
440 .se_cmp = sort__sym_to_cmp,
441 .se_snprintf = hist_entry__sym_to_snprintf,
442 .se_width_idx = HISTC_SYMBOL_TO,
446 sort__mispredict_cmp(struct hist_entry *left, struct hist_entry *right)
448 const unsigned char mp = left->branch_info->flags.mispred !=
449 right->branch_info->flags.mispred;
450 const unsigned char p = left->branch_info->flags.predicted !=
451 right->branch_info->flags.predicted;
456 static int hist_entry__mispredict_snprintf(struct hist_entry *self, char *bf,
457 size_t size, unsigned int width){
458 static const char *out = "N/A";
460 if (self->branch_info->flags.predicted)
462 else if (self->branch_info->flags.mispred)
465 return repsep_snprintf(bf, size, "%-*s", width, out);
468 /* --sort daddr_sym */
470 sort__daddr_cmp(struct hist_entry *left, struct hist_entry *right)
472 uint64_t l = 0, r = 0;
475 l = left->mem_info->daddr.addr;
477 r = right->mem_info->daddr.addr;
479 return (int64_t)(r - l);
482 static int hist_entry__daddr_snprintf(struct hist_entry *self, char *bf,
483 size_t size, unsigned int width)
486 struct map *map = NULL;
487 struct symbol *sym = NULL;
489 if (self->mem_info) {
490 addr = self->mem_info->daddr.addr;
491 map = self->mem_info->daddr.map;
492 sym = self->mem_info->daddr.sym;
494 return _hist_entry__sym_snprintf(map, sym, addr, self->level, bf, size,
499 sort__dso_daddr_cmp(struct hist_entry *left, struct hist_entry *right)
501 struct map *map_l = NULL;
502 struct map *map_r = NULL;
505 map_l = left->mem_info->daddr.map;
507 map_r = right->mem_info->daddr.map;
509 return _sort__dso_cmp(map_l, map_r);
512 static int hist_entry__dso_daddr_snprintf(struct hist_entry *self, char *bf,
513 size_t size, unsigned int width)
515 struct map *map = NULL;
518 map = self->mem_info->daddr.map;
520 return _hist_entry__dso_snprintf(map, bf, size, width);
524 sort__locked_cmp(struct hist_entry *left, struct hist_entry *right)
526 union perf_mem_data_src data_src_l;
527 union perf_mem_data_src data_src_r;
530 data_src_l = left->mem_info->data_src;
532 data_src_l.mem_lock = PERF_MEM_LOCK_NA;
535 data_src_r = right->mem_info->data_src;
537 data_src_r.mem_lock = PERF_MEM_LOCK_NA;
539 return (int64_t)(data_src_r.mem_lock - data_src_l.mem_lock);
542 static int hist_entry__locked_snprintf(struct hist_entry *self, char *bf,
543 size_t size, unsigned int width)
546 u64 mask = PERF_MEM_LOCK_NA;
549 mask = self->mem_info->data_src.mem_lock;
551 if (mask & PERF_MEM_LOCK_NA)
553 else if (mask & PERF_MEM_LOCK_LOCKED)
558 return repsep_snprintf(bf, size, "%-*s", width, out);
562 sort__tlb_cmp(struct hist_entry *left, struct hist_entry *right)
564 union perf_mem_data_src data_src_l;
565 union perf_mem_data_src data_src_r;
568 data_src_l = left->mem_info->data_src;
570 data_src_l.mem_dtlb = PERF_MEM_TLB_NA;
573 data_src_r = right->mem_info->data_src;
575 data_src_r.mem_dtlb = PERF_MEM_TLB_NA;
577 return (int64_t)(data_src_r.mem_dtlb - data_src_l.mem_dtlb);
580 static const char * const tlb_access[] = {
589 #define NUM_TLB_ACCESS (sizeof(tlb_access)/sizeof(const char *))
591 static int hist_entry__tlb_snprintf(struct hist_entry *self, char *bf,
592 size_t size, unsigned int width)
595 size_t sz = sizeof(out) - 1; /* -1 for null termination */
597 u64 m = PERF_MEM_TLB_NA;
603 m = self->mem_info->data_src.mem_dtlb;
605 hit = m & PERF_MEM_TLB_HIT;
606 miss = m & PERF_MEM_TLB_MISS;
608 /* already taken care of */
609 m &= ~(PERF_MEM_TLB_HIT|PERF_MEM_TLB_MISS);
611 for (i = 0; m && i < NUM_TLB_ACCESS; i++, m >>= 1) {
618 strncat(out, tlb_access[i], sz - l);
619 l += strlen(tlb_access[i]);
624 strncat(out, " hit", sz - l);
626 strncat(out, " miss", sz - l);
628 return repsep_snprintf(bf, size, "%-*s", width, out);
632 sort__lvl_cmp(struct hist_entry *left, struct hist_entry *right)
634 union perf_mem_data_src data_src_l;
635 union perf_mem_data_src data_src_r;
638 data_src_l = left->mem_info->data_src;
640 data_src_l.mem_lvl = PERF_MEM_LVL_NA;
643 data_src_r = right->mem_info->data_src;
645 data_src_r.mem_lvl = PERF_MEM_LVL_NA;
647 return (int64_t)(data_src_r.mem_lvl - data_src_l.mem_lvl);
650 static const char * const mem_lvl[] = {
659 "Remote RAM (1 hop)",
660 "Remote RAM (2 hops)",
661 "Remote Cache (1 hop)",
662 "Remote Cache (2 hops)",
666 #define NUM_MEM_LVL (sizeof(mem_lvl)/sizeof(const char *))
668 static int hist_entry__lvl_snprintf(struct hist_entry *self, char *bf,
669 size_t size, unsigned int width)
672 size_t sz = sizeof(out) - 1; /* -1 for null termination */
674 u64 m = PERF_MEM_LVL_NA;
678 m = self->mem_info->data_src.mem_lvl;
682 hit = m & PERF_MEM_LVL_HIT;
683 miss = m & PERF_MEM_LVL_MISS;
685 /* already taken care of */
686 m &= ~(PERF_MEM_LVL_HIT|PERF_MEM_LVL_MISS);
688 for (i = 0; m && i < NUM_MEM_LVL; i++, m >>= 1) {
695 strncat(out, mem_lvl[i], sz - l);
696 l += strlen(mem_lvl[i]);
701 strncat(out, " hit", sz - l);
703 strncat(out, " miss", sz - l);
705 return repsep_snprintf(bf, size, "%-*s", width, out);
709 sort__snoop_cmp(struct hist_entry *left, struct hist_entry *right)
711 union perf_mem_data_src data_src_l;
712 union perf_mem_data_src data_src_r;
715 data_src_l = left->mem_info->data_src;
717 data_src_l.mem_snoop = PERF_MEM_SNOOP_NA;
720 data_src_r = right->mem_info->data_src;
722 data_src_r.mem_snoop = PERF_MEM_SNOOP_NA;
724 return (int64_t)(data_src_r.mem_snoop - data_src_l.mem_snoop);
727 static const char * const snoop_access[] = {
734 #define NUM_SNOOP_ACCESS (sizeof(snoop_access)/sizeof(const char *))
736 static int hist_entry__snoop_snprintf(struct hist_entry *self, char *bf,
737 size_t size, unsigned int width)
740 size_t sz = sizeof(out) - 1; /* -1 for null termination */
742 u64 m = PERF_MEM_SNOOP_NA;
747 m = self->mem_info->data_src.mem_snoop;
749 for (i = 0; m && i < NUM_SNOOP_ACCESS; i++, m >>= 1) {
756 strncat(out, snoop_access[i], sz - l);
757 l += strlen(snoop_access[i]);
763 return repsep_snprintf(bf, size, "%-*s", width, out);
766 struct sort_entry sort_mispredict = {
767 .se_header = "Branch Mispredicted",
768 .se_cmp = sort__mispredict_cmp,
769 .se_snprintf = hist_entry__mispredict_snprintf,
770 .se_width_idx = HISTC_MISPREDICT,
773 static u64 he_weight(struct hist_entry *he)
775 return he->stat.nr_events ? he->stat.weight / he->stat.nr_events : 0;
779 sort__local_weight_cmp(struct hist_entry *left, struct hist_entry *right)
781 return he_weight(left) - he_weight(right);
784 static int hist_entry__local_weight_snprintf(struct hist_entry *self, char *bf,
785 size_t size, unsigned int width)
787 return repsep_snprintf(bf, size, "%-*llu", width, he_weight(self));
790 struct sort_entry sort_local_weight = {
791 .se_header = "Local Weight",
792 .se_cmp = sort__local_weight_cmp,
793 .se_snprintf = hist_entry__local_weight_snprintf,
794 .se_width_idx = HISTC_LOCAL_WEIGHT,
798 sort__global_weight_cmp(struct hist_entry *left, struct hist_entry *right)
800 return left->stat.weight - right->stat.weight;
803 static int hist_entry__global_weight_snprintf(struct hist_entry *self, char *bf,
804 size_t size, unsigned int width)
806 return repsep_snprintf(bf, size, "%-*llu", width, self->stat.weight);
809 struct sort_entry sort_global_weight = {
810 .se_header = "Weight",
811 .se_cmp = sort__global_weight_cmp,
812 .se_snprintf = hist_entry__global_weight_snprintf,
813 .se_width_idx = HISTC_GLOBAL_WEIGHT,
816 struct sort_entry sort_mem_daddr_sym = {
817 .se_header = "Data Symbol",
818 .se_cmp = sort__daddr_cmp,
819 .se_snprintf = hist_entry__daddr_snprintf,
820 .se_width_idx = HISTC_MEM_DADDR_SYMBOL,
823 struct sort_entry sort_mem_daddr_dso = {
824 .se_header = "Data Object",
825 .se_cmp = sort__dso_daddr_cmp,
826 .se_snprintf = hist_entry__dso_daddr_snprintf,
827 .se_width_idx = HISTC_MEM_DADDR_SYMBOL,
830 struct sort_entry sort_mem_locked = {
831 .se_header = "Locked",
832 .se_cmp = sort__locked_cmp,
833 .se_snprintf = hist_entry__locked_snprintf,
834 .se_width_idx = HISTC_MEM_LOCKED,
837 struct sort_entry sort_mem_tlb = {
838 .se_header = "TLB access",
839 .se_cmp = sort__tlb_cmp,
840 .se_snprintf = hist_entry__tlb_snprintf,
841 .se_width_idx = HISTC_MEM_TLB,
844 struct sort_entry sort_mem_lvl = {
845 .se_header = "Memory access",
846 .se_cmp = sort__lvl_cmp,
847 .se_snprintf = hist_entry__lvl_snprintf,
848 .se_width_idx = HISTC_MEM_LVL,
851 struct sort_entry sort_mem_snoop = {
852 .se_header = "Snoop",
853 .se_cmp = sort__snoop_cmp,
854 .se_snprintf = hist_entry__snoop_snprintf,
855 .se_width_idx = HISTC_MEM_SNOOP,
858 struct sort_dimension {
860 struct sort_entry *entry;
864 #define DIM(d, n, func) [d] = { .name = n, .entry = &(func) }
866 static struct sort_dimension common_sort_dimensions[] = {
867 DIM(SORT_PID, "pid", sort_thread),
868 DIM(SORT_COMM, "comm", sort_comm),
869 DIM(SORT_DSO, "dso", sort_dso),
870 DIM(SORT_SYM, "symbol", sort_sym),
871 DIM(SORT_PARENT, "parent", sort_parent),
872 DIM(SORT_CPU, "cpu", sort_cpu),
873 DIM(SORT_SRCLINE, "srcline", sort_srcline),
874 DIM(SORT_LOCAL_WEIGHT, "local_weight", sort_local_weight),
875 DIM(SORT_GLOBAL_WEIGHT, "weight", sort_global_weight),
876 DIM(SORT_MEM_DADDR_SYMBOL, "symbol_daddr", sort_mem_daddr_sym),
877 DIM(SORT_MEM_DADDR_DSO, "dso_daddr", sort_mem_daddr_dso),
878 DIM(SORT_MEM_LOCKED, "locked", sort_mem_locked),
879 DIM(SORT_MEM_TLB, "tlb", sort_mem_tlb),
880 DIM(SORT_MEM_LVL, "mem", sort_mem_lvl),
881 DIM(SORT_MEM_SNOOP, "snoop", sort_mem_snoop),
886 #define DIM(d, n, func) [d - __SORT_BRANCH_STACK] = { .name = n, .entry = &(func) }
888 static struct sort_dimension bstack_sort_dimensions[] = {
889 DIM(SORT_DSO_FROM, "dso_from", sort_dso_from),
890 DIM(SORT_DSO_TO, "dso_to", sort_dso_to),
891 DIM(SORT_SYM_FROM, "symbol_from", sort_sym_from),
892 DIM(SORT_SYM_TO, "symbol_to", sort_sym_to),
893 DIM(SORT_MISPREDICT, "mispredict", sort_mispredict),
898 int sort_dimension__add(const char *tok)
902 for (i = 0; i < ARRAY_SIZE(common_sort_dimensions); i++) {
903 struct sort_dimension *sd = &common_sort_dimensions[i];
905 if (strncasecmp(tok, sd->name, strlen(tok)))
908 if (sd->entry == &sort_parent) {
909 int ret = regcomp(&parent_regex, parent_pattern, REG_EXTENDED);
913 regerror(ret, &parent_regex, err, sizeof(err));
914 pr_err("Invalid regex: %s\n%s", parent_pattern, err);
917 sort__has_parent = 1;
918 } else if (sd->entry == &sort_sym ||
919 sd->entry == &sort_sym_from ||
920 sd->entry == &sort_sym_to ||
921 sd->entry == &sort_mem_daddr_sym) {
928 if (sd->entry->se_collapse)
929 sort__need_collapse = 1;
931 if (list_empty(&hist_entry__sort_list))
932 sort__first_dimension = i;
934 list_add_tail(&sd->entry->list, &hist_entry__sort_list);
940 for (i = 0; i < ARRAY_SIZE(bstack_sort_dimensions); i++) {
941 struct sort_dimension *sd = &bstack_sort_dimensions[i];
943 if (strncasecmp(tok, sd->name, strlen(tok)))
946 if (sort__branch_mode != 1)
949 if (sd->entry == &sort_sym_from || sd->entry == &sort_sym_to)
955 if (sd->entry->se_collapse)
956 sort__need_collapse = 1;
958 if (list_empty(&hist_entry__sort_list))
959 sort__first_dimension = i + __SORT_BRANCH_STACK;
961 list_add_tail(&sd->entry->list, &hist_entry__sort_list);
970 int setup_sorting(void)
972 char *tmp, *tok, *str = strdup(sort_order);
976 error("Not enough memory to setup sort keys");
980 for (tok = strtok_r(str, ", ", &tmp);
981 tok; tok = strtok_r(NULL, ", ", &tmp)) {
982 ret = sort_dimension__add(tok);
983 if (ret == -EINVAL) {
984 error("Invalid --sort key: `%s'", tok);
986 } else if (ret == -ESRCH) {
987 error("Unknown --sort key: `%s'", tok);
996 void sort_entry__setup_elide(struct sort_entry *self, struct strlist *list,
997 const char *list_name, FILE *fp)
999 if (list && strlist__nr_entries(list) == 1) {
1001 fprintf(fp, "# %s: %s\n", list_name,
1002 strlist__entry(list, 0)->s);