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Commit | Line | Data |
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53cb8bc2 | 1 | #include "util/util.h" |
16f762a2 | 2 | #include "builtin.h" |
53cb8bc2 IM |
3 | |
4 | #include <libelf.h> | |
62eb9390 ACM |
5 | #include <gelf.h> |
6 | #include <elf.h> | |
53cb8bc2 | 7 | |
35a50c8a | 8 | #include "util/list.h" |
a930d2c0 | 9 | #include "util/cache.h" |
35a50c8a | 10 | #include "util/rbtree.h" |
8fa66bdc | 11 | |
53cb8bc2 IM |
12 | #include "perf.h" |
13 | ||
14 | #include "util/parse-options.h" | |
15 | #include "util/parse-events.h" | |
16 | ||
8fa66bdc ACM |
17 | #define SHOW_KERNEL 1 |
18 | #define SHOW_USER 2 | |
19 | #define SHOW_HV 4 | |
20 | ||
23ac9cbe | 21 | static char const *input_name = "perf.data"; |
450aaa2b | 22 | static char *vmlinux = NULL; |
37f440cb | 23 | static char *sort_order = "pid,symbol"; |
8fa66bdc ACM |
24 | static int input; |
25 | static int show_mask = SHOW_KERNEL | SHOW_USER | SHOW_HV; | |
26 | ||
97b07b69 | 27 | static int dump_trace = 0; |
16f762a2 | 28 | static int verbose; |
97b07b69 | 29 | |
8fa66bdc ACM |
30 | static unsigned long page_size; |
31 | static unsigned long mmap_window = 32; | |
32 | ||
53cb8bc2 | 33 | const char *perf_event_names[] = { |
8fa66bdc ACM |
34 | [PERF_EVENT_MMAP] = " PERF_EVENT_MMAP", |
35 | [PERF_EVENT_MUNMAP] = " PERF_EVENT_MUNMAP", | |
36 | [PERF_EVENT_COMM] = " PERF_EVENT_COMM", | |
37 | }; | |
38 | ||
39 | struct ip_event { | |
40 | struct perf_event_header header; | |
41 | __u64 ip; | |
42 | __u32 pid, tid; | |
43 | }; | |
44 | struct mmap_event { | |
45 | struct perf_event_header header; | |
46 | __u32 pid, tid; | |
47 | __u64 start; | |
48 | __u64 len; | |
49 | __u64 pgoff; | |
50 | char filename[PATH_MAX]; | |
51 | }; | |
52 | struct comm_event { | |
53 | struct perf_event_header header; | |
54 | __u32 pid,tid; | |
55 | char comm[16]; | |
56 | }; | |
57 | ||
58 | typedef union event_union { | |
59 | struct perf_event_header header; | |
60 | struct ip_event ip; | |
61 | struct mmap_event mmap; | |
62 | struct comm_event comm; | |
63 | } event_t; | |
64 | ||
8fa66bdc | 65 | struct symbol { |
16f762a2 IM |
66 | struct rb_node rb_node; |
67 | __u64 start; | |
68 | __u64 end; | |
69 | char name[0]; | |
8fa66bdc ACM |
70 | }; |
71 | ||
72 | static struct symbol *symbol__new(uint64_t start, uint64_t len, const char *name) | |
73 | { | |
74 | struct symbol *self = malloc(sizeof(*self) + strlen(name) + 1); | |
75 | ||
76 | if (self != NULL) { | |
77 | self->start = start; | |
78 | self->end = start + len; | |
79 | strcpy(self->name, name); | |
80 | } | |
81 | ||
82 | return self; | |
83 | } | |
84 | ||
85 | static void symbol__delete(struct symbol *self) | |
86 | { | |
87 | free(self); | |
88 | } | |
89 | ||
90 | static size_t symbol__fprintf(struct symbol *self, FILE *fp) | |
91 | { | |
16f762a2 | 92 | return fprintf(fp, " %llx-%llx %s\n", |
8fa66bdc ACM |
93 | self->start, self->end, self->name); |
94 | } | |
95 | ||
96 | struct dso { | |
97 | struct list_head node; | |
35a50c8a | 98 | struct rb_root syms; |
8fa66bdc ACM |
99 | char name[0]; |
100 | }; | |
101 | ||
102 | static struct dso *dso__new(const char *name) | |
103 | { | |
104 | struct dso *self = malloc(sizeof(*self) + strlen(name) + 1); | |
105 | ||
106 | if (self != NULL) { | |
107 | strcpy(self->name, name); | |
35a50c8a | 108 | self->syms = RB_ROOT; |
8fa66bdc ACM |
109 | } |
110 | ||
111 | return self; | |
112 | } | |
113 | ||
8fa66bdc ACM |
114 | static void dso__delete_symbols(struct dso *self) |
115 | { | |
35a50c8a ACM |
116 | struct symbol *pos; |
117 | struct rb_node *next = rb_first(&self->syms); | |
8fa66bdc | 118 | |
35a50c8a ACM |
119 | while (next) { |
120 | pos = rb_entry(next, struct symbol, rb_node); | |
121 | next = rb_next(&pos->rb_node); | |
8fa66bdc | 122 | symbol__delete(pos); |
35a50c8a | 123 | } |
8fa66bdc ACM |
124 | } |
125 | ||
126 | static void dso__delete(struct dso *self) | |
127 | { | |
8fa66bdc ACM |
128 | dso__delete_symbols(self); |
129 | free(self); | |
130 | } | |
131 | ||
132 | static void dso__insert_symbol(struct dso *self, struct symbol *sym) | |
133 | { | |
35a50c8a ACM |
134 | struct rb_node **p = &self->syms.rb_node; |
135 | struct rb_node *parent = NULL; | |
136 | const uint64_t ip = sym->start; | |
137 | struct symbol *s; | |
138 | ||
139 | while (*p != NULL) { | |
140 | parent = *p; | |
141 | s = rb_entry(parent, struct symbol, rb_node); | |
142 | if (ip < s->start) | |
143 | p = &(*p)->rb_left; | |
144 | else | |
145 | p = &(*p)->rb_right; | |
146 | } | |
147 | rb_link_node(&sym->rb_node, parent, p); | |
148 | rb_insert_color(&sym->rb_node, &self->syms); | |
8fa66bdc ACM |
149 | } |
150 | ||
151 | static struct symbol *dso__find_symbol(struct dso *self, uint64_t ip) | |
152 | { | |
16f762a2 IM |
153 | struct rb_node *n; |
154 | ||
8fa66bdc ACM |
155 | if (self == NULL) |
156 | return NULL; | |
157 | ||
16f762a2 | 158 | n = self->syms.rb_node; |
8fa66bdc | 159 | |
35a50c8a ACM |
160 | while (n) { |
161 | struct symbol *s = rb_entry(n, struct symbol, rb_node); | |
162 | ||
163 | if (ip < s->start) | |
164 | n = n->rb_left; | |
165 | else if (ip > s->end) | |
166 | n = n->rb_right; | |
167 | else | |
168 | return s; | |
169 | } | |
8fa66bdc ACM |
170 | |
171 | return NULL; | |
172 | } | |
173 | ||
62eb9390 ACM |
174 | /** |
175 | * elf_symtab__for_each_symbol - iterate thru all the symbols | |
176 | * | |
177 | * @self: struct elf_symtab instance to iterate | |
178 | * @index: uint32_t index | |
179 | * @sym: GElf_Sym iterator | |
180 | */ | |
181 | #define elf_symtab__for_each_symbol(syms, nr_syms, index, sym) \ | |
182 | for (index = 0, gelf_getsym(syms, index, &sym);\ | |
183 | index < nr_syms; \ | |
184 | index++, gelf_getsym(syms, index, &sym)) | |
185 | ||
186 | static inline uint8_t elf_sym__type(const GElf_Sym *sym) | |
187 | { | |
188 | return GELF_ST_TYPE(sym->st_info); | |
189 | } | |
190 | ||
53cb8bc2 | 191 | static inline int elf_sym__is_function(const GElf_Sym *sym) |
62eb9390 ACM |
192 | { |
193 | return elf_sym__type(sym) == STT_FUNC && | |
194 | sym->st_name != 0 && | |
b7a16eac PZ |
195 | sym->st_shndx != SHN_UNDEF && |
196 | sym->st_size != 0; | |
62eb9390 ACM |
197 | } |
198 | ||
199 | static inline const char *elf_sym__name(const GElf_Sym *sym, | |
200 | const Elf_Data *symstrs) | |
201 | { | |
202 | return symstrs->d_buf + sym->st_name; | |
203 | } | |
204 | ||
205 | static Elf_Scn *elf_section_by_name(Elf *elf, GElf_Ehdr *ep, | |
206 | GElf_Shdr *shp, const char *name, | |
207 | size_t *index) | |
208 | { | |
209 | Elf_Scn *sec = NULL; | |
210 | size_t cnt = 1; | |
211 | ||
212 | while ((sec = elf_nextscn(elf, sec)) != NULL) { | |
213 | char *str; | |
214 | ||
215 | gelf_getshdr(sec, shp); | |
216 | str = elf_strptr(elf, ep->e_shstrndx, shp->sh_name); | |
217 | if (!strcmp(name, str)) { | |
218 | if (index) | |
219 | *index = cnt; | |
220 | break; | |
221 | } | |
222 | ++cnt; | |
223 | } | |
224 | ||
225 | return sec; | |
226 | } | |
227 | ||
b7a16eac | 228 | static int dso__load_sym(struct dso *self, int fd, char *name) |
8fa66bdc | 229 | { |
16f762a2 IM |
230 | Elf_Data *symstrs; |
231 | uint32_t nr_syms; | |
b7a16eac | 232 | int err = -1; |
16f762a2 IM |
233 | uint32_t index; |
234 | GElf_Ehdr ehdr; | |
235 | GElf_Shdr shdr; | |
236 | Elf_Data *syms; | |
237 | GElf_Sym sym; | |
238 | Elf_Scn *sec; | |
239 | Elf *elf; | |
b7a16eac | 240 | int nr = 0; |
62eb9390 | 241 | |
16f762a2 | 242 | elf = elf_begin(fd, ELF_C_READ_MMAP, NULL); |
62eb9390 ACM |
243 | if (elf == NULL) { |
244 | fprintf(stderr, "%s: cannot read %s ELF file.\n", | |
b7a16eac | 245 | __func__, name); |
62eb9390 ACM |
246 | goto out_close; |
247 | } | |
248 | ||
62eb9390 ACM |
249 | if (gelf_getehdr(elf, &ehdr) == NULL) { |
250 | fprintf(stderr, "%s: cannot get elf header.\n", __func__); | |
251 | goto out_elf_end; | |
252 | } | |
253 | ||
16f762a2 | 254 | sec = elf_section_by_name(elf, &ehdr, &shdr, ".symtab", NULL); |
62eb9390 ACM |
255 | if (sec == NULL) |
256 | sec = elf_section_by_name(elf, &ehdr, &shdr, ".dynsym", NULL); | |
257 | ||
258 | if (sec == NULL) | |
259 | goto out_elf_end; | |
260 | ||
16f762a2 | 261 | syms = elf_getdata(sec, NULL); |
62eb9390 ACM |
262 | if (syms == NULL) |
263 | goto out_elf_end; | |
264 | ||
265 | sec = elf_getscn(elf, shdr.sh_link); | |
266 | if (sec == NULL) | |
267 | goto out_elf_end; | |
268 | ||
16f762a2 | 269 | symstrs = elf_getdata(sec, NULL); |
62eb9390 ACM |
270 | if (symstrs == NULL) |
271 | goto out_elf_end; | |
272 | ||
16f762a2 | 273 | nr_syms = shdr.sh_size / shdr.sh_entsize; |
62eb9390 | 274 | |
62eb9390 | 275 | elf_symtab__for_each_symbol(syms, nr_syms, index, sym) { |
f17e04af PZ |
276 | struct symbol *f; |
277 | ||
62eb9390 ACM |
278 | if (!elf_sym__is_function(&sym)) |
279 | continue; | |
f17e04af PZ |
280 | |
281 | sec = elf_getscn(elf, sym.st_shndx); | |
282 | if (!sec) | |
283 | goto out_elf_end; | |
284 | ||
285 | gelf_getshdr(sec, &shdr); | |
286 | sym.st_value -= shdr.sh_addr - shdr.sh_offset; | |
287 | ||
288 | f = symbol__new(sym.st_value, sym.st_size, | |
289 | elf_sym__name(&sym, symstrs)); | |
290 | if (!f) | |
62eb9390 ACM |
291 | goto out_elf_end; |
292 | ||
293 | dso__insert_symbol(self, f); | |
b7a16eac PZ |
294 | |
295 | nr++; | |
62eb9390 ACM |
296 | } |
297 | ||
b7a16eac | 298 | err = nr; |
62eb9390 ACM |
299 | out_elf_end: |
300 | elf_end(elf); | |
301 | out_close: | |
62eb9390 | 302 | return err; |
8fa66bdc ACM |
303 | } |
304 | ||
b7a16eac PZ |
305 | static int dso__load(struct dso *self) |
306 | { | |
307 | int size = strlen(self->name) + sizeof("/usr/lib/debug%s.debug"); | |
308 | char *name = malloc(size); | |
309 | int variant = 0; | |
310 | int ret = -1; | |
311 | int fd; | |
312 | ||
313 | if (!name) | |
314 | return -1; | |
315 | ||
316 | more: | |
317 | do { | |
318 | switch (variant) { | |
319 | case 0: /* Fedora */ | |
320 | snprintf(name, size, "/usr/lib/debug%s.debug", self->name); | |
321 | break; | |
322 | case 1: /* Ubuntu */ | |
323 | snprintf(name, size, "/usr/lib/debug%s", self->name); | |
324 | break; | |
325 | case 2: /* Sane people */ | |
326 | snprintf(name, size, "%s", self->name); | |
327 | break; | |
328 | ||
329 | default: | |
330 | goto out; | |
331 | } | |
332 | variant++; | |
333 | ||
334 | fd = open(name, O_RDONLY); | |
335 | } while (fd < 0); | |
336 | ||
337 | ret = dso__load_sym(self, fd, name); | |
338 | close(fd); | |
339 | ||
340 | /* | |
341 | * Some people seem to have debuginfo files _WITHOUT_ debug info!?!? | |
342 | */ | |
343 | if (!ret) | |
344 | goto more; | |
345 | ||
346 | out: | |
347 | free(name); | |
348 | return ret; | |
349 | } | |
350 | ||
8fa66bdc ACM |
351 | static size_t dso__fprintf(struct dso *self, FILE *fp) |
352 | { | |
8fa66bdc ACM |
353 | size_t ret = fprintf(fp, "dso: %s\n", self->name); |
354 | ||
35a50c8a ACM |
355 | struct rb_node *nd; |
356 | for (nd = rb_first(&self->syms); nd; nd = rb_next(nd)) { | |
357 | struct symbol *pos = rb_entry(nd, struct symbol, rb_node); | |
8fa66bdc | 358 | ret += symbol__fprintf(pos, fp); |
35a50c8a | 359 | } |
8fa66bdc ACM |
360 | |
361 | return ret; | |
362 | } | |
363 | ||
364 | static LIST_HEAD(dsos); | |
365 | static struct dso *kernel_dso; | |
366 | ||
367 | static void dsos__add(struct dso *dso) | |
368 | { | |
369 | list_add_tail(&dso->node, &dsos); | |
370 | } | |
371 | ||
372 | static struct dso *dsos__find(const char *name) | |
373 | { | |
374 | struct dso *pos; | |
375 | ||
376 | list_for_each_entry(pos, &dsos, node) | |
377 | if (strcmp(pos->name, name) == 0) | |
378 | return pos; | |
379 | return NULL; | |
380 | } | |
381 | ||
382 | static struct dso *dsos__findnew(const char *name) | |
383 | { | |
384 | struct dso *dso = dsos__find(name); | |
b7a16eac | 385 | int nr; |
8fa66bdc ACM |
386 | |
387 | if (dso == NULL) { | |
388 | dso = dso__new(name); | |
b7a16eac PZ |
389 | if (!dso) |
390 | goto out_delete_dso; | |
391 | ||
392 | nr = dso__load(dso); | |
393 | if (nr < 0) { | |
394 | fprintf(stderr, "Failed to open: %s\n", name); | |
8fa66bdc | 395 | goto out_delete_dso; |
b7a16eac PZ |
396 | } |
397 | if (!nr) { | |
398 | fprintf(stderr, | |
399 | "Failed to find debug symbols for: %s, maybe install a debug package?\n", | |
400 | name); | |
401 | } | |
8fa66bdc ACM |
402 | |
403 | dsos__add(dso); | |
404 | } | |
405 | ||
406 | return dso; | |
407 | ||
408 | out_delete_dso: | |
409 | dso__delete(dso); | |
410 | return NULL; | |
411 | } | |
412 | ||
16f762a2 | 413 | static void dsos__fprintf(FILE *fp) |
8fa66bdc ACM |
414 | { |
415 | struct dso *pos; | |
416 | ||
417 | list_for_each_entry(pos, &dsos, node) | |
418 | dso__fprintf(pos, fp); | |
419 | } | |
420 | ||
d8d1656e ACM |
421 | static int hex(char ch) |
422 | { | |
423 | if ((ch >= '0') && (ch <= '9')) | |
424 | return ch - '0'; | |
425 | if ((ch >= 'a') && (ch <= 'f')) | |
426 | return ch - 'a' + 10; | |
427 | if ((ch >= 'A') && (ch <= 'F')) | |
428 | return ch - 'A' + 10; | |
429 | return -1; | |
430 | } | |
431 | ||
432 | /* | |
433 | * While we find nice hex chars, build a long_val. | |
434 | * Return number of chars processed. | |
435 | */ | |
16f762a2 | 436 | static int hex2long(char *ptr, unsigned long *long_val) |
d8d1656e ACM |
437 | { |
438 | const char *p = ptr; | |
439 | *long_val = 0; | |
440 | ||
441 | while (*p) { | |
442 | const int hex_val = hex(*p); | |
443 | ||
444 | if (hex_val < 0) | |
445 | break; | |
446 | ||
447 | *long_val = (*long_val << 4) | hex_val; | |
448 | p++; | |
449 | } | |
450 | ||
451 | return p - ptr; | |
452 | } | |
453 | ||
8fa66bdc ACM |
454 | static int load_kallsyms(void) |
455 | { | |
af83632f IM |
456 | struct rb_node *nd, *prevnd; |
457 | char *line = NULL; | |
458 | FILE *file; | |
459 | size_t n; | |
460 | ||
8fa66bdc ACM |
461 | kernel_dso = dso__new("[kernel]"); |
462 | if (kernel_dso == NULL) | |
463 | return -1; | |
464 | ||
af83632f | 465 | file = fopen("/proc/kallsyms", "r"); |
8fa66bdc ACM |
466 | if (file == NULL) |
467 | goto out_delete_dso; | |
468 | ||
8fa66bdc | 469 | while (!feof(file)) { |
d8d1656e | 470 | unsigned long start; |
af83632f IM |
471 | struct symbol *sym; |
472 | int line_len, len; | |
473 | char symbol_type; | |
474 | ||
475 | line_len = getline(&line, &n, file); | |
d8d1656e | 476 | if (line_len < 0) |
8fa66bdc ACM |
477 | break; |
478 | ||
479 | if (!line) | |
480 | goto out_delete_dso; | |
481 | ||
d8d1656e | 482 | line[--line_len] = '\0'; /* \n */ |
abd54f68 | 483 | |
af83632f IM |
484 | len = hex2long(line, &start); |
485 | ||
03f6316d ACM |
486 | len++; |
487 | if (len + 2 >= line_len) | |
488 | continue; | |
489 | ||
af83632f | 490 | symbol_type = toupper(line[len]); |
03f6316d ACM |
491 | /* |
492 | * We're interested only in code ('T'ext) | |
493 | */ | |
af83632f | 494 | if (symbol_type != 'T' && symbol_type != 'W') |
d8d1656e ACM |
495 | continue; |
496 | /* | |
497 | * Well fix up the end later, when we have all sorted. | |
498 | */ | |
af83632f | 499 | sym = symbol__new(start, 0xdead, line + len + 2); |
abd54f68 | 500 | |
d8d1656e ACM |
501 | if (sym == NULL) |
502 | goto out_delete_dso; | |
503 | ||
504 | dso__insert_symbol(kernel_dso, sym); | |
8fa66bdc ACM |
505 | } |
506 | ||
abd54f68 ACM |
507 | /* |
508 | * Now that we have all sorted out, just set the ->end of all | |
509 | * symbols | |
510 | */ | |
af83632f | 511 | prevnd = rb_first(&kernel_dso->syms); |
abd54f68 ACM |
512 | |
513 | if (prevnd == NULL) | |
514 | goto out_delete_line; | |
515 | ||
516 | for (nd = rb_next(prevnd); nd; nd = rb_next(nd)) { | |
517 | struct symbol *prev = rb_entry(prevnd, struct symbol, rb_node), | |
518 | *curr = rb_entry(nd, struct symbol, rb_node); | |
519 | ||
520 | prev->end = curr->start - 1; | |
521 | prevnd = nd; | |
522 | } | |
523 | ||
8fa66bdc ACM |
524 | dsos__add(kernel_dso); |
525 | free(line); | |
526 | fclose(file); | |
af83632f | 527 | |
8fa66bdc ACM |
528 | return 0; |
529 | ||
59d81029 ACM |
530 | out_delete_line: |
531 | free(line); | |
8fa66bdc ACM |
532 | out_delete_dso: |
533 | dso__delete(kernel_dso); | |
534 | return -1; | |
535 | } | |
536 | ||
450aaa2b PZ |
537 | static int load_kernel(void) |
538 | { | |
539 | int fd, nr; | |
540 | ||
541 | if (!vmlinux) | |
542 | goto kallsyms; | |
543 | ||
544 | fd = open(vmlinux, O_RDONLY); | |
545 | if (fd < 0) | |
546 | goto kallsyms; | |
547 | ||
548 | kernel_dso = dso__new("[kernel]"); | |
549 | if (!kernel_dso) | |
550 | goto fail_open; | |
551 | ||
552 | nr = dso__load_sym(kernel_dso, fd, vmlinux); | |
553 | ||
554 | if (nr <= 0) | |
555 | goto fail_load; | |
556 | ||
557 | dsos__add(kernel_dso); | |
558 | close(fd); | |
559 | ||
560 | return 0; | |
561 | ||
562 | fail_load: | |
563 | dso__delete(kernel_dso); | |
564 | fail_open: | |
565 | close(fd); | |
566 | kallsyms: | |
567 | return load_kallsyms(); | |
568 | } | |
569 | ||
8fa66bdc ACM |
570 | struct map { |
571 | struct list_head node; | |
572 | uint64_t start; | |
573 | uint64_t end; | |
574 | uint64_t pgoff; | |
575 | struct dso *dso; | |
576 | }; | |
577 | ||
578 | static struct map *map__new(struct mmap_event *event) | |
579 | { | |
580 | struct map *self = malloc(sizeof(*self)); | |
581 | ||
582 | if (self != NULL) { | |
583 | self->start = event->start; | |
584 | self->end = event->start + event->len; | |
585 | self->pgoff = event->pgoff; | |
586 | ||
587 | self->dso = dsos__findnew(event->filename); | |
588 | if (self->dso == NULL) | |
589 | goto out_delete; | |
590 | } | |
591 | return self; | |
592 | out_delete: | |
593 | free(self); | |
594 | return NULL; | |
595 | } | |
596 | ||
3a4b8cc7 ACM |
597 | struct thread; |
598 | ||
599 | static const char *thread__name(struct thread *self, char *bf, size_t size); | |
600 | ||
8fa66bdc | 601 | struct thread { |
ce7e4365 | 602 | struct rb_node rb_node; |
8fa66bdc | 603 | struct list_head maps; |
8fa66bdc ACM |
604 | pid_t pid; |
605 | char *comm; | |
606 | }; | |
607 | ||
3a4b8cc7 ACM |
608 | static const char *thread__name(struct thread *self, char *bf, size_t size) |
609 | { | |
610 | if (self->comm) | |
611 | return self->comm; | |
612 | ||
613 | snprintf(bf, sizeof(bf), ":%u", self->pid); | |
614 | return bf; | |
615 | } | |
616 | ||
8fa66bdc ACM |
617 | static struct thread *thread__new(pid_t pid) |
618 | { | |
619 | struct thread *self = malloc(sizeof(*self)); | |
620 | ||
621 | if (self != NULL) { | |
622 | self->pid = pid; | |
623 | self->comm = NULL; | |
624 | INIT_LIST_HEAD(&self->maps); | |
8fa66bdc ACM |
625 | } |
626 | ||
627 | return self; | |
628 | } | |
629 | ||
8fa66bdc ACM |
630 | static int thread__set_comm(struct thread *self, const char *comm) |
631 | { | |
632 | self->comm = strdup(comm); | |
633 | return self->comm ? 0 : -ENOMEM; | |
634 | } | |
635 | ||
16f762a2 | 636 | static struct rb_root threads; |
8fa66bdc | 637 | |
ce7e4365 | 638 | static struct thread *threads__findnew(pid_t pid) |
8fa66bdc | 639 | { |
ce7e4365 ACM |
640 | struct rb_node **p = &threads.rb_node; |
641 | struct rb_node *parent = NULL; | |
642 | struct thread *th; | |
8fa66bdc | 643 | |
ce7e4365 ACM |
644 | while (*p != NULL) { |
645 | parent = *p; | |
646 | th = rb_entry(parent, struct thread, rb_node); | |
8fa66bdc | 647 | |
ce7e4365 ACM |
648 | if (th->pid == pid) |
649 | return th; | |
8fa66bdc | 650 | |
ce7e4365 ACM |
651 | if (pid < th->pid) |
652 | p = &(*p)->rb_left; | |
653 | else | |
654 | p = &(*p)->rb_right; | |
8fa66bdc ACM |
655 | } |
656 | ||
ce7e4365 ACM |
657 | th = thread__new(pid); |
658 | if (th != NULL) { | |
659 | rb_link_node(&th->rb_node, parent, p); | |
660 | rb_insert_color(&th->rb_node, &threads); | |
661 | } | |
662 | return th; | |
8fa66bdc ACM |
663 | } |
664 | ||
665 | static void thread__insert_map(struct thread *self, struct map *map) | |
666 | { | |
667 | list_add_tail(&map->node, &self->maps); | |
668 | } | |
669 | ||
670 | static struct map *thread__find_map(struct thread *self, uint64_t ip) | |
671 | { | |
16f762a2 IM |
672 | struct map *pos; |
673 | ||
8fa66bdc ACM |
674 | if (self == NULL) |
675 | return NULL; | |
676 | ||
8fa66bdc ACM |
677 | list_for_each_entry(pos, &self->maps, node) |
678 | if (ip >= pos->start && ip <= pos->end) | |
679 | return pos; | |
680 | ||
681 | return NULL; | |
682 | } | |
683 | ||
e7fb08b1 PZ |
684 | /* |
685 | * histogram, sorted on item, collects counts | |
686 | */ | |
687 | ||
688 | static struct rb_root hist; | |
689 | ||
690 | struct hist_entry { | |
691 | struct rb_node rb_node; | |
692 | ||
693 | struct thread *thread; | |
694 | struct map *map; | |
695 | struct dso *dso; | |
696 | struct symbol *sym; | |
697 | uint64_t ip; | |
698 | char level; | |
699 | ||
700 | uint32_t count; | |
701 | }; | |
702 | ||
1aa16738 PZ |
703 | /* |
704 | * configurable sorting bits | |
705 | */ | |
706 | ||
707 | struct sort_entry { | |
708 | struct list_head list; | |
709 | ||
710 | int64_t (*cmp)(struct hist_entry *, struct hist_entry *); | |
711 | size_t (*print)(FILE *fp, struct hist_entry *); | |
712 | }; | |
713 | ||
e7fb08b1 | 714 | static int64_t |
1aa16738 | 715 | sort__thread_cmp(struct hist_entry *left, struct hist_entry *right) |
e7fb08b1 | 716 | { |
1aa16738 PZ |
717 | return right->thread->pid - left->thread->pid; |
718 | } | |
719 | ||
720 | static size_t | |
721 | sort__thread_print(FILE *fp, struct hist_entry *self) | |
722 | { | |
723 | char bf[32]; | |
724 | ||
725 | return fprintf(fp, "%14s ", | |
726 | thread__name(self->thread, bf, sizeof(bf))); | |
727 | } | |
e7fb08b1 | 728 | |
1aa16738 PZ |
729 | static struct sort_entry sort_thread = { |
730 | .cmp = sort__thread_cmp, | |
731 | .print = sort__thread_print, | |
732 | }; | |
733 | ||
992444b1 PZ |
734 | static int64_t |
735 | sort__comm_cmp(struct hist_entry *left, struct hist_entry *right) | |
736 | { | |
737 | char *comm_l = left->thread->comm; | |
738 | char *comm_r = right->thread->comm; | |
739 | ||
740 | if (!comm_l || !comm_r) { | |
741 | if (!comm_l && !comm_r) | |
742 | return 0; | |
743 | else if (!comm_l) | |
744 | return -1; | |
745 | else | |
746 | return 1; | |
747 | } | |
748 | ||
749 | return strcmp(comm_l, comm_r); | |
750 | } | |
751 | ||
752 | static size_t | |
753 | sort__comm_print(FILE *fp, struct hist_entry *self) | |
754 | { | |
755 | return fprintf(fp, "%20s ", self->thread->comm ?: "<unknown>"); | |
756 | } | |
757 | ||
758 | static struct sort_entry sort_comm = { | |
759 | .cmp = sort__comm_cmp, | |
760 | .print = sort__comm_print, | |
761 | }; | |
762 | ||
1aa16738 PZ |
763 | static int64_t |
764 | sort__sym_cmp(struct hist_entry *left, struct hist_entry *right) | |
765 | { | |
766 | uint64_t ip_l, ip_r; | |
e7fb08b1 PZ |
767 | |
768 | if (left->sym == right->sym) | |
769 | return 0; | |
770 | ||
771 | ip_l = left->sym ? left->sym->start : left->ip; | |
772 | ip_r = right->sym ? right->sym->start : right->ip; | |
773 | ||
774 | return (int64_t)(ip_r - ip_l); | |
775 | } | |
776 | ||
1aa16738 PZ |
777 | static size_t |
778 | sort__sym_print(FILE *fp, struct hist_entry *self) | |
779 | { | |
780 | size_t ret = 0; | |
781 | ||
782 | ret += fprintf(fp, "[%c] ", self->level); | |
783 | ||
784 | if (verbose) | |
785 | ret += fprintf(fp, "%#018llx ", (unsigned long long)self->ip); | |
786 | ||
787 | if (self->level != '.') | |
788 | ret += fprintf(fp, "%s ", | |
789 | self->sym ? self->sym->name : "<unknown>"); | |
790 | else | |
791 | ret += fprintf(fp, "%s: %s ", | |
792 | self->dso ? self->dso->name : "<unknown>", | |
793 | self->sym ? self->sym->name : "<unknown>"); | |
794 | ||
795 | return ret; | |
796 | } | |
797 | ||
798 | static struct sort_entry sort_sym = { | |
799 | .cmp = sort__sym_cmp, | |
800 | .print = sort__sym_print, | |
801 | }; | |
802 | ||
37f440cb PZ |
803 | struct sort_dimension { |
804 | char *name; | |
805 | struct sort_entry *entry; | |
806 | int taken; | |
807 | }; | |
808 | ||
809 | static struct sort_dimension sort_dimensions[] = { | |
810 | { .name = "pid", .entry = &sort_thread, }, | |
992444b1 | 811 | { .name = "comm", .entry = &sort_comm, }, |
37f440cb PZ |
812 | { .name = "symbol", .entry = &sort_sym, }, |
813 | }; | |
814 | ||
1aa16738 PZ |
815 | static LIST_HEAD(hist_entry__sort_list); |
816 | ||
37f440cb PZ |
817 | static int sort_dimension__add(char *tok) |
818 | { | |
819 | int i; | |
820 | ||
821 | for (i = 0; i < ARRAY_SIZE(sort_dimensions); i++) { | |
822 | struct sort_dimension *sd = &sort_dimensions[i]; | |
823 | ||
824 | if (sd->taken) | |
825 | continue; | |
826 | ||
827 | if (strcmp(tok, sd->name)) | |
828 | continue; | |
829 | ||
830 | list_add_tail(&sd->entry->list, &hist_entry__sort_list); | |
831 | sd->taken = 1; | |
832 | return 0; | |
833 | } | |
834 | ||
835 | return -ESRCH; | |
836 | } | |
837 | ||
1aa16738 PZ |
838 | static void setup_sorting(void) |
839 | { | |
37f440cb PZ |
840 | char *tmp, *tok, *str = strdup(sort_order); |
841 | ||
842 | for (tok = strtok_r(str, ", ", &tmp); | |
843 | tok; tok = strtok_r(NULL, ", ", &tmp)) | |
844 | sort_dimension__add(tok); | |
845 | ||
846 | free(str); | |
1aa16738 PZ |
847 | } |
848 | ||
849 | static int64_t | |
850 | hist_entry__cmp(struct hist_entry *left, struct hist_entry *right) | |
851 | { | |
852 | struct sort_entry *se; | |
853 | int64_t cmp = 0; | |
854 | ||
855 | list_for_each_entry(se, &hist_entry__sort_list, list) { | |
856 | cmp = se->cmp(left, right); | |
857 | if (cmp) | |
858 | break; | |
859 | } | |
860 | ||
861 | return cmp; | |
862 | } | |
863 | ||
864 | static size_t | |
865 | hist_entry__fprintf(FILE *fp, struct hist_entry *self, uint64_t total_samples) | |
866 | { | |
867 | struct sort_entry *se; | |
868 | size_t ret; | |
869 | ||
870 | if (total_samples) { | |
871 | ret = fprintf(fp, "%5.2f%% ", | |
872 | (self->count * 100.0) / total_samples); | |
873 | } else | |
874 | ret = fprintf(fp, "%12d ", self->count); | |
875 | ||
876 | list_for_each_entry(se, &hist_entry__sort_list, list) | |
877 | ret += se->print(fp, self); | |
878 | ||
879 | ret += fprintf(fp, "\n"); | |
880 | ||
881 | return ret; | |
882 | } | |
883 | ||
884 | /* | |
885 | * collect histogram counts | |
886 | */ | |
887 | ||
e7fb08b1 PZ |
888 | static int |
889 | hist_entry__add(struct thread *thread, struct map *map, struct dso *dso, | |
890 | struct symbol *sym, uint64_t ip, char level) | |
8fa66bdc | 891 | { |
e7fb08b1 PZ |
892 | struct rb_node **p = &hist.rb_node; |
893 | struct rb_node *parent = NULL; | |
894 | struct hist_entry *he; | |
895 | struct hist_entry entry = { | |
896 | .thread = thread, | |
897 | .map = map, | |
898 | .dso = dso, | |
899 | .sym = sym, | |
900 | .ip = ip, | |
901 | .level = level, | |
902 | .count = 1, | |
903 | }; | |
904 | int cmp; | |
905 | ||
906 | while (*p != NULL) { | |
907 | parent = *p; | |
908 | he = rb_entry(parent, struct hist_entry, rb_node); | |
909 | ||
910 | cmp = hist_entry__cmp(&entry, he); | |
911 | ||
912 | if (!cmp) { | |
913 | he->count++; | |
914 | return 0; | |
915 | } | |
916 | ||
917 | if (cmp < 0) | |
918 | p = &(*p)->rb_left; | |
919 | else | |
920 | p = &(*p)->rb_right; | |
ce7e4365 | 921 | } |
e7fb08b1 PZ |
922 | |
923 | he = malloc(sizeof(*he)); | |
924 | if (!he) | |
925 | return -ENOMEM; | |
926 | *he = entry; | |
927 | rb_link_node(&he->rb_node, parent, p); | |
928 | rb_insert_color(&he->rb_node, &hist); | |
929 | ||
930 | return 0; | |
8fa66bdc ACM |
931 | } |
932 | ||
e7fb08b1 PZ |
933 | /* |
934 | * reverse the map, sort on count. | |
935 | */ | |
936 | ||
937 | static struct rb_root output_hists; | |
938 | ||
939 | static void output__insert_entry(struct hist_entry *he) | |
3a4b8cc7 | 940 | { |
e7fb08b1 | 941 | struct rb_node **p = &output_hists.rb_node; |
3a4b8cc7 | 942 | struct rb_node *parent = NULL; |
e7fb08b1 | 943 | struct hist_entry *iter; |
3a4b8cc7 ACM |
944 | |
945 | while (*p != NULL) { | |
946 | parent = *p; | |
e7fb08b1 | 947 | iter = rb_entry(parent, struct hist_entry, rb_node); |
3a4b8cc7 | 948 | |
e7fb08b1 | 949 | if (he->count > iter->count) |
3a4b8cc7 ACM |
950 | p = &(*p)->rb_left; |
951 | else | |
952 | p = &(*p)->rb_right; | |
953 | } | |
954 | ||
e7fb08b1 PZ |
955 | rb_link_node(&he->rb_node, parent, p); |
956 | rb_insert_color(&he->rb_node, &output_hists); | |
3a4b8cc7 ACM |
957 | } |
958 | ||
e7fb08b1 | 959 | static void output__resort(void) |
3a4b8cc7 | 960 | { |
e7fb08b1 PZ |
961 | struct rb_node *next = rb_first(&hist); |
962 | struct hist_entry *n; | |
3a4b8cc7 | 963 | |
e7fb08b1 PZ |
964 | while (next) { |
965 | n = rb_entry(next, struct hist_entry, rb_node); | |
966 | next = rb_next(&n->rb_node); | |
3a4b8cc7 | 967 | |
e7fb08b1 PZ |
968 | rb_erase(&n->rb_node, &hist); |
969 | output__insert_entry(n); | |
3a4b8cc7 ACM |
970 | } |
971 | } | |
972 | ||
e7fb08b1 | 973 | static size_t output__fprintf(FILE *fp, uint64_t total_samples) |
3a4b8cc7 | 974 | { |
e7fb08b1 | 975 | struct hist_entry *pos; |
3a4b8cc7 ACM |
976 | struct rb_node *nd; |
977 | size_t ret = 0; | |
978 | ||
e7fb08b1 PZ |
979 | for (nd = rb_first(&output_hists); nd; nd = rb_next(nd)) { |
980 | pos = rb_entry(nd, struct hist_entry, rb_node); | |
981 | ret += hist_entry__fprintf(fp, pos, total_samples); | |
3a4b8cc7 ACM |
982 | } |
983 | ||
984 | return ret; | |
985 | } | |
986 | ||
e7fb08b1 | 987 | |
53cb8bc2 | 988 | static int __cmd_report(void) |
8fa66bdc ACM |
989 | { |
990 | unsigned long offset = 0; | |
991 | unsigned long head = 0; | |
992 | struct stat stat; | |
993 | char *buf; | |
994 | event_t *event; | |
995 | int ret, rc = EXIT_FAILURE; | |
6142f9ec | 996 | uint32_t size; |
f49515b1 | 997 | unsigned long total = 0, total_mmap = 0, total_comm = 0, total_unknown = 0; |
8fa66bdc | 998 | |
8fa66bdc ACM |
999 | input = open(input_name, O_RDONLY); |
1000 | if (input < 0) { | |
1001 | perror("failed to open file"); | |
1002 | exit(-1); | |
1003 | } | |
1004 | ||
1005 | ret = fstat(input, &stat); | |
1006 | if (ret < 0) { | |
1007 | perror("failed to stat file"); | |
1008 | exit(-1); | |
1009 | } | |
1010 | ||
1011 | if (!stat.st_size) { | |
1012 | fprintf(stderr, "zero-sized file, nothing to do!\n"); | |
1013 | exit(0); | |
1014 | } | |
1015 | ||
450aaa2b | 1016 | if (load_kernel() < 0) { |
8fa66bdc ACM |
1017 | perror("failed to open kallsyms"); |
1018 | return EXIT_FAILURE; | |
1019 | } | |
1020 | ||
1021 | remap: | |
1022 | buf = (char *)mmap(NULL, page_size * mmap_window, PROT_READ, | |
1023 | MAP_SHARED, input, offset); | |
1024 | if (buf == MAP_FAILED) { | |
1025 | perror("failed to mmap file"); | |
1026 | exit(-1); | |
1027 | } | |
1028 | ||
1029 | more: | |
1030 | event = (event_t *)(buf + head); | |
1031 | ||
6142f9ec PZ |
1032 | size = event->header.size; |
1033 | if (!size) | |
1034 | size = 8; | |
1035 | ||
8fa66bdc ACM |
1036 | if (head + event->header.size >= page_size * mmap_window) { |
1037 | unsigned long shift = page_size * (head / page_size); | |
1038 | int ret; | |
1039 | ||
1040 | ret = munmap(buf, page_size * mmap_window); | |
1041 | assert(ret == 0); | |
1042 | ||
1043 | offset += shift; | |
1044 | head -= shift; | |
1045 | goto remap; | |
1046 | } | |
1047 | ||
6142f9ec PZ |
1048 | size = event->header.size; |
1049 | if (!size) | |
1050 | goto broken_event; | |
8fa66bdc | 1051 | |
8fa66bdc ACM |
1052 | if (event->header.misc & PERF_EVENT_MISC_OVERFLOW) { |
1053 | char level; | |
1054 | int show = 0; | |
1055 | struct dso *dso = NULL; | |
1056 | struct thread *thread = threads__findnew(event->ip.pid); | |
f17e04af | 1057 | uint64_t ip = event->ip.ip; |
e7fb08b1 | 1058 | struct map *map = NULL; |
8fa66bdc | 1059 | |
97b07b69 | 1060 | if (dump_trace) { |
f49515b1 IM |
1061 | fprintf(stderr, "%p [%p]: PERF_EVENT (IP, %d): %d: %p\n", |
1062 | (void *)(offset + head), | |
1063 | (void *)(long)(event->header.size), | |
97b07b69 IM |
1064 | event->header.misc, |
1065 | event->ip.pid, | |
16f762a2 | 1066 | (void *)(long)ip); |
97b07b69 IM |
1067 | } |
1068 | ||
ce7e4365 ACM |
1069 | if (thread == NULL) { |
1070 | fprintf(stderr, "problem processing %d event, bailing out\n", | |
1071 | event->header.type); | |
8fa66bdc | 1072 | goto done; |
ce7e4365 | 1073 | } |
8fa66bdc ACM |
1074 | |
1075 | if (event->header.misc & PERF_EVENT_MISC_KERNEL) { | |
1076 | show = SHOW_KERNEL; | |
1077 | level = 'k'; | |
e7fb08b1 | 1078 | |
8fa66bdc | 1079 | dso = kernel_dso; |
e7fb08b1 | 1080 | |
8fa66bdc | 1081 | } else if (event->header.misc & PERF_EVENT_MISC_USER) { |
16f762a2 | 1082 | |
8fa66bdc ACM |
1083 | show = SHOW_USER; |
1084 | level = '.'; | |
16f762a2 IM |
1085 | |
1086 | map = thread__find_map(thread, ip); | |
f17e04af | 1087 | if (map != NULL) { |
8fa66bdc | 1088 | dso = map->dso; |
f17e04af PZ |
1089 | ip -= map->start + map->pgoff; |
1090 | } | |
e7fb08b1 | 1091 | |
8fa66bdc ACM |
1092 | } else { |
1093 | show = SHOW_HV; | |
1094 | level = 'H'; | |
1095 | } | |
1096 | ||
1097 | if (show & show_mask) { | |
f17e04af | 1098 | struct symbol *sym = dso__find_symbol(dso, ip); |
8fa66bdc | 1099 | |
e7fb08b1 PZ |
1100 | if (hist_entry__add(thread, map, dso, sym, ip, level)) { |
1101 | fprintf(stderr, | |
1102 | "problem incrementing symbol count, bailing out\n"); | |
8fa66bdc | 1103 | goto done; |
ce7e4365 | 1104 | } |
8fa66bdc ACM |
1105 | } |
1106 | total++; | |
1107 | } else switch (event->header.type) { | |
1108 | case PERF_EVENT_MMAP: { | |
1109 | struct thread *thread = threads__findnew(event->mmap.pid); | |
1110 | struct map *map = map__new(&event->mmap); | |
1111 | ||
97b07b69 | 1112 | if (dump_trace) { |
f49515b1 IM |
1113 | fprintf(stderr, "%p [%p]: PERF_EVENT_MMAP: [%p(%p) @ %p]: %s\n", |
1114 | (void *)(offset + head), | |
1115 | (void *)(long)(event->header.size), | |
16f762a2 IM |
1116 | (void *)(long)event->mmap.start, |
1117 | (void *)(long)event->mmap.len, | |
1118 | (void *)(long)event->mmap.pgoff, | |
97b07b69 IM |
1119 | event->mmap.filename); |
1120 | } | |
ce7e4365 ACM |
1121 | if (thread == NULL || map == NULL) { |
1122 | fprintf(stderr, "problem processing PERF_EVENT_MMAP, bailing out\n"); | |
8fa66bdc | 1123 | goto done; |
ce7e4365 | 1124 | } |
8fa66bdc | 1125 | thread__insert_map(thread, map); |
97b07b69 | 1126 | total_mmap++; |
8fa66bdc ACM |
1127 | break; |
1128 | } | |
1129 | case PERF_EVENT_COMM: { | |
1130 | struct thread *thread = threads__findnew(event->comm.pid); | |
1131 | ||
97b07b69 | 1132 | if (dump_trace) { |
f49515b1 IM |
1133 | fprintf(stderr, "%p [%p]: PERF_EVENT_COMM: %s:%d\n", |
1134 | (void *)(offset + head), | |
1135 | (void *)(long)(event->header.size), | |
97b07b69 IM |
1136 | event->comm.comm, event->comm.pid); |
1137 | } | |
8fa66bdc | 1138 | if (thread == NULL || |
ce7e4365 ACM |
1139 | thread__set_comm(thread, event->comm.comm)) { |
1140 | fprintf(stderr, "problem processing PERF_EVENT_COMM, bailing out\n"); | |
8fa66bdc | 1141 | goto done; |
ce7e4365 | 1142 | } |
97b07b69 | 1143 | total_comm++; |
8fa66bdc ACM |
1144 | break; |
1145 | } | |
97b07b69 | 1146 | default: { |
6142f9ec | 1147 | broken_event: |
b7a16eac PZ |
1148 | if (dump_trace) |
1149 | fprintf(stderr, "%p [%p]: skipping unknown header type: %d\n", | |
1150 | (void *)(offset + head), | |
1151 | (void *)(long)(event->header.size), | |
1152 | event->header.type); | |
1153 | ||
3e706114 | 1154 | total_unknown++; |
6142f9ec PZ |
1155 | |
1156 | /* | |
1157 | * assume we lost track of the stream, check alignment, and | |
1158 | * increment a single u64 in the hope to catch on again 'soon'. | |
1159 | */ | |
1160 | ||
1161 | if (unlikely(head & 7)) | |
1162 | head &= ~7ULL; | |
1163 | ||
1164 | size = 8; | |
97b07b69 | 1165 | } |
8fa66bdc ACM |
1166 | } |
1167 | ||
6142f9ec | 1168 | head += size; |
f49515b1 | 1169 | |
8fa66bdc ACM |
1170 | if (offset + head < stat.st_size) |
1171 | goto more; | |
1172 | ||
1173 | rc = EXIT_SUCCESS; | |
1174 | done: | |
1175 | close(input); | |
97b07b69 IM |
1176 | |
1177 | if (dump_trace) { | |
3e706114 IM |
1178 | fprintf(stderr, " IP events: %10ld\n", total); |
1179 | fprintf(stderr, " mmap events: %10ld\n", total_mmap); | |
1180 | fprintf(stderr, " comm events: %10ld\n", total_comm); | |
1181 | fprintf(stderr, " unknown events: %10ld\n", total_unknown); | |
97b07b69 IM |
1182 | |
1183 | return 0; | |
1184 | } | |
1185 | ||
e7fb08b1 | 1186 | if (verbose >= 2) |
16f762a2 | 1187 | dsos__fprintf(stdout); |
16f762a2 | 1188 | |
e7fb08b1 PZ |
1189 | output__resort(); |
1190 | output__fprintf(stdout, total); | |
8fa66bdc | 1191 | |
8fa66bdc ACM |
1192 | return rc; |
1193 | } | |
1194 | ||
53cb8bc2 IM |
1195 | static const char * const report_usage[] = { |
1196 | "perf report [<options>] <command>", | |
1197 | NULL | |
1198 | }; | |
1199 | ||
1200 | static const struct option options[] = { | |
1201 | OPT_STRING('i', "input", &input_name, "file", | |
1202 | "input file name"), | |
815e777f ACM |
1203 | OPT_BOOLEAN('v', "verbose", &verbose, |
1204 | "be more verbose (show symbol address, etc)"), | |
97b07b69 IM |
1205 | OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, |
1206 | "dump raw trace in ASCII"), | |
450aaa2b | 1207 | OPT_STRING('k', "vmlinux", &vmlinux, "file", "vmlinux pathname"), |
37f440cb | 1208 | OPT_STRING('s', "sort", &sort_order, "foo", "bar"), |
53cb8bc2 IM |
1209 | OPT_END() |
1210 | }; | |
1211 | ||
1212 | int cmd_report(int argc, const char **argv, const char *prefix) | |
1213 | { | |
1214 | elf_version(EV_CURRENT); | |
1215 | ||
1216 | page_size = getpagesize(); | |
1217 | ||
1218 | parse_options(argc, argv, options, report_usage, 0); | |
1219 | ||
1aa16738 PZ |
1220 | setup_sorting(); |
1221 | ||
a930d2c0 IM |
1222 | setup_pager(); |
1223 | ||
53cb8bc2 IM |
1224 | return __cmd_report(); |
1225 | } |