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drm/panthor: Don't declare a queue blocked if deferred operations are pending
[drm/drm-misc.git] / tools / perf / builtin-script.c
bloba644787fa9e1dc257f329c29cb94faa6056e0e1e
1 // SPDX-License-Identifier: GPL-2.0
2 #include "builtin.h"
3
4 #include "util/counts.h"
5 #include "util/debug.h"
6 #include "util/dso.h"
7 #include <subcmd/exec-cmd.h>
8 #include "util/header.h"
9 #include <subcmd/parse-options.h>
10 #include "util/perf_regs.h"
11 #include "util/session.h"
12 #include "util/tool.h"
13 #include "util/map.h"
14 #include "util/srcline.h"
15 #include "util/symbol.h"
16 #include "util/thread.h"
17 #include "util/trace-event.h"
18 #include "util/env.h"
19 #include "util/evlist.h"
20 #include "util/evsel.h"
21 #include "util/evsel_fprintf.h"
22 #include "util/evswitch.h"
23 #include "util/sort.h"
24 #include "util/data.h"
25 #include "util/auxtrace.h"
26 #include "util/cpumap.h"
27 #include "util/thread_map.h"
28 #include "util/stat.h"
29 #include "util/color.h"
30 #include "util/string2.h"
31 #include "util/thread-stack.h"
32 #include "util/time-utils.h"
33 #include "util/path.h"
34 #include "util/event.h"
35 #include "util/mem-info.h"
36 #include "ui/ui.h"
37 #include "print_binary.h"
38 #include "print_insn.h"
39 #include "archinsn.h"
40 #include <linux/bitmap.h>
41 #include <linux/kernel.h>
42 #include <linux/stringify.h>
43 #include <linux/time64.h>
44 #include <linux/zalloc.h>
45 #include <sys/utsname.h>
46 #include "asm/bug.h"
47 #include "util/mem-events.h"
48 #include "util/dump-insn.h"
49 #include <dirent.h>
50 #include <errno.h>
51 #include <inttypes.h>
52 #include <signal.h>
53 #include <sys/param.h>
54 #include <sys/types.h>
55 #include <sys/stat.h>
56 #include <fcntl.h>
57 #include <unistd.h>
58 #include <subcmd/pager.h>
59 #include <perf/evlist.h>
60 #include <linux/err.h>
61 #include "util/dlfilter.h"
62 #include "util/record.h"
63 #include "util/util.h"
64 #include "util/cgroup.h"
65 #include "util/annotate.h"
66 #include "perf.h"
67
68 #include <linux/ctype.h>
69 #ifdef HAVE_LIBTRACEEVENT
70 #include <traceevent/event-parse.h>
71 #endif
72
73 static char const *script_name;
74 static char const *generate_script_lang;
75 static bool reltime;
76 static bool deltatime;
77 static u64 initial_time;
78 static u64 previous_time;
79 static bool debug_mode;
80 static u64 last_timestamp;
81 static u64 nr_unordered;
82 static bool no_callchain;
83 static bool latency_format;
84 static bool system_wide;
85 static bool print_flags;
86 static const char *cpu_list;
87 static DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
88 static struct perf_stat_config stat_config;
89 static int max_blocks;
90 static bool native_arch;
91 static struct dlfilter *dlfilter;
92 static int dlargc;
93 static char **dlargv;
94
95 unsigned int scripting_max_stack = PERF_MAX_STACK_DEPTH;
96
97 enum perf_output_field {
98 PERF_OUTPUT_COMM = 1ULL << 0,
99 PERF_OUTPUT_TID = 1ULL << 1,
100 PERF_OUTPUT_PID = 1ULL << 2,
101 PERF_OUTPUT_TIME = 1ULL << 3,
102 PERF_OUTPUT_CPU = 1ULL << 4,
103 PERF_OUTPUT_EVNAME = 1ULL << 5,
104 PERF_OUTPUT_TRACE = 1ULL << 6,
105 PERF_OUTPUT_IP = 1ULL << 7,
106 PERF_OUTPUT_SYM = 1ULL << 8,
107 PERF_OUTPUT_DSO = 1ULL << 9,
108 PERF_OUTPUT_ADDR = 1ULL << 10,
109 PERF_OUTPUT_SYMOFFSET = 1ULL << 11,
110 PERF_OUTPUT_SRCLINE = 1ULL << 12,
111 PERF_OUTPUT_PERIOD = 1ULL << 13,
112 PERF_OUTPUT_IREGS = 1ULL << 14,
113 PERF_OUTPUT_BRSTACK = 1ULL << 15,
114 PERF_OUTPUT_BRSTACKSYM = 1ULL << 16,
115 PERF_OUTPUT_DATA_SRC = 1ULL << 17,
116 PERF_OUTPUT_WEIGHT = 1ULL << 18,
117 PERF_OUTPUT_BPF_OUTPUT = 1ULL << 19,
118 PERF_OUTPUT_CALLINDENT = 1ULL << 20,
119 PERF_OUTPUT_INSN = 1ULL << 21,
120 PERF_OUTPUT_INSNLEN = 1ULL << 22,
121 PERF_OUTPUT_BRSTACKINSN = 1ULL << 23,
122 PERF_OUTPUT_BRSTACKOFF = 1ULL << 24,
123 PERF_OUTPUT_SYNTH = 1ULL << 25,
124 PERF_OUTPUT_PHYS_ADDR = 1ULL << 26,
125 PERF_OUTPUT_UREGS = 1ULL << 27,
126 PERF_OUTPUT_METRIC = 1ULL << 28,
127 PERF_OUTPUT_MISC = 1ULL << 29,
128 PERF_OUTPUT_SRCCODE = 1ULL << 30,
129 PERF_OUTPUT_IPC = 1ULL << 31,
130 PERF_OUTPUT_TOD = 1ULL << 32,
131 PERF_OUTPUT_DATA_PAGE_SIZE = 1ULL << 33,
132 PERF_OUTPUT_CODE_PAGE_SIZE = 1ULL << 34,
133 PERF_OUTPUT_INS_LAT = 1ULL << 35,
134 PERF_OUTPUT_BRSTACKINSNLEN = 1ULL << 36,
135 PERF_OUTPUT_MACHINE_PID = 1ULL << 37,
136 PERF_OUTPUT_VCPU = 1ULL << 38,
137 PERF_OUTPUT_CGROUP = 1ULL << 39,
138 PERF_OUTPUT_RETIRE_LAT = 1ULL << 40,
139 PERF_OUTPUT_DSOFF = 1ULL << 41,
140 PERF_OUTPUT_DISASM = 1ULL << 42,
141 PERF_OUTPUT_BRSTACKDISASM = 1ULL << 43,
142 PERF_OUTPUT_BRCNTR = 1ULL << 44,
143 };
144
145 struct perf_script {
146 struct perf_tool tool;
147 struct perf_session *session;
148 bool show_task_events;
149 bool show_mmap_events;
150 bool show_switch_events;
151 bool show_namespace_events;
152 bool show_lost_events;
153 bool show_round_events;
154 bool show_bpf_events;
155 bool show_cgroup_events;
156 bool show_text_poke_events;
157 bool allocated;
158 bool per_event_dump;
159 bool stitch_lbr;
160 struct evswitch evswitch;
161 struct perf_cpu_map *cpus;
162 struct perf_thread_map *threads;
163 int name_width;
164 const char *time_str;
165 struct perf_time_interval *ptime_range;
166 int range_size;
167 int range_num;
168 };
169
170 struct output_option {
171 const char *str;
172 enum perf_output_field field;
173 } all_output_options[] = {
174 {.str = "comm", .field = PERF_OUTPUT_COMM},
175 {.str = "tid", .field = PERF_OUTPUT_TID},
176 {.str = "pid", .field = PERF_OUTPUT_PID},
177 {.str = "time", .field = PERF_OUTPUT_TIME},
178 {.str = "cpu", .field = PERF_OUTPUT_CPU},
179 {.str = "event", .field = PERF_OUTPUT_EVNAME},
180 {.str = "trace", .field = PERF_OUTPUT_TRACE},
181 {.str = "ip", .field = PERF_OUTPUT_IP},
182 {.str = "sym", .field = PERF_OUTPUT_SYM},
183 {.str = "dso", .field = PERF_OUTPUT_DSO},
184 {.str = "dsoff", .field = PERF_OUTPUT_DSOFF},
185 {.str = "addr", .field = PERF_OUTPUT_ADDR},
186 {.str = "symoff", .field = PERF_OUTPUT_SYMOFFSET},
187 {.str = "srcline", .field = PERF_OUTPUT_SRCLINE},
188 {.str = "period", .field = PERF_OUTPUT_PERIOD},
189 {.str = "iregs", .field = PERF_OUTPUT_IREGS},
190 {.str = "uregs", .field = PERF_OUTPUT_UREGS},
191 {.str = "brstack", .field = PERF_OUTPUT_BRSTACK},
192 {.str = "brstacksym", .field = PERF_OUTPUT_BRSTACKSYM},
193 {.str = "data_src", .field = PERF_OUTPUT_DATA_SRC},
194 {.str = "weight", .field = PERF_OUTPUT_WEIGHT},
195 {.str = "bpf-output", .field = PERF_OUTPUT_BPF_OUTPUT},
196 {.str = "callindent", .field = PERF_OUTPUT_CALLINDENT},
197 {.str = "insn", .field = PERF_OUTPUT_INSN},
198 {.str = "disasm", .field = PERF_OUTPUT_DISASM},
199 {.str = "insnlen", .field = PERF_OUTPUT_INSNLEN},
200 {.str = "brstackinsn", .field = PERF_OUTPUT_BRSTACKINSN},
201 {.str = "brstackoff", .field = PERF_OUTPUT_BRSTACKOFF},
202 {.str = "synth", .field = PERF_OUTPUT_SYNTH},
203 {.str = "phys_addr", .field = PERF_OUTPUT_PHYS_ADDR},
204 {.str = "metric", .field = PERF_OUTPUT_METRIC},
205 {.str = "misc", .field = PERF_OUTPUT_MISC},
206 {.str = "srccode", .field = PERF_OUTPUT_SRCCODE},
207 {.str = "ipc", .field = PERF_OUTPUT_IPC},
208 {.str = "tod", .field = PERF_OUTPUT_TOD},
209 {.str = "data_page_size", .field = PERF_OUTPUT_DATA_PAGE_SIZE},
210 {.str = "code_page_size", .field = PERF_OUTPUT_CODE_PAGE_SIZE},
211 {.str = "ins_lat", .field = PERF_OUTPUT_INS_LAT},
212 {.str = "brstackinsnlen", .field = PERF_OUTPUT_BRSTACKINSNLEN},
213 {.str = "machine_pid", .field = PERF_OUTPUT_MACHINE_PID},
214 {.str = "vcpu", .field = PERF_OUTPUT_VCPU},
215 {.str = "cgroup", .field = PERF_OUTPUT_CGROUP},
216 {.str = "retire_lat", .field = PERF_OUTPUT_RETIRE_LAT},
217 {.str = "brstackdisasm", .field = PERF_OUTPUT_BRSTACKDISASM},
218 {.str = "brcntr", .field = PERF_OUTPUT_BRCNTR},
219 };
220
221 enum {
222 OUTPUT_TYPE_SYNTH = PERF_TYPE_MAX,
223 OUTPUT_TYPE_OTHER,
224 OUTPUT_TYPE_MAX
225 };
226
227 /* default set to maintain compatibility with current format */
228 static struct {
229 bool user_set;
230 bool wildcard_set;
231 unsigned int print_ip_opts;
232 u64 fields;
233 u64 invalid_fields;
234 u64 user_set_fields;
235 u64 user_unset_fields;
236 } output[OUTPUT_TYPE_MAX] = {
237
238 [PERF_TYPE_HARDWARE] = {
239 .user_set = false,
240
241 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
242 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
243 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
244 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
245 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
246
247 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
248 },
249
250 [PERF_TYPE_SOFTWARE] = {
251 .user_set = false,
252
253 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
254 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
255 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
256 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
257 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD |
258 PERF_OUTPUT_BPF_OUTPUT,
259
260 .invalid_fields = PERF_OUTPUT_TRACE,
261 },
262
263 [PERF_TYPE_TRACEPOINT] = {
264 .user_set = false,
265
266 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
267 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
268 PERF_OUTPUT_EVNAME | PERF_OUTPUT_TRACE
269 },
270
271 [PERF_TYPE_HW_CACHE] = {
272 .user_set = false,
273
274 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
275 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
276 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
277 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
278 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
279
280 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
281 },
282
283 [PERF_TYPE_RAW] = {
284 .user_set = false,
285
286 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
287 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
288 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
289 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
290 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD |
291 PERF_OUTPUT_ADDR | PERF_OUTPUT_DATA_SRC |
292 PERF_OUTPUT_WEIGHT | PERF_OUTPUT_PHYS_ADDR |
293 PERF_OUTPUT_DATA_PAGE_SIZE | PERF_OUTPUT_CODE_PAGE_SIZE |
294 PERF_OUTPUT_INS_LAT | PERF_OUTPUT_RETIRE_LAT,
295
296 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
297 },
298
299 [PERF_TYPE_BREAKPOINT] = {
300 .user_set = false,
301
302 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
303 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
304 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
305 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
306 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
307
308 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
309 },
310
311 [OUTPUT_TYPE_SYNTH] = {
312 .user_set = false,
313
314 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
315 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
316 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
317 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
318 PERF_OUTPUT_DSO | PERF_OUTPUT_SYNTH,
319
320 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
321 },
322
323 [OUTPUT_TYPE_OTHER] = {
324 .user_set = false,
325
326 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
327 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
328 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
329 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
330 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
331
332 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
333 },
334 };
335
336 struct evsel_script {
337 char *filename;
338 FILE *fp;
339 u64 samples;
340 /* For metric output */
341 u64 val;
342 int gnum;
343 };
344
345 static inline struct evsel_script *evsel_script(struct evsel *evsel)
346 {
347 return (struct evsel_script *)evsel->priv;
348 }
349
350 static struct evsel_script *evsel_script__new(struct evsel *evsel, struct perf_data *data)
351 {
352 struct evsel_script *es = zalloc(sizeof(*es));
353
354 if (es != NULL) {
355 if (asprintf(&es->filename, "%s.%s.dump", data->file.path, evsel__name(evsel)) < 0)
356 goto out_free;
357 es->fp = fopen(es->filename, "w");
358 if (es->fp == NULL)
359 goto out_free_filename;
360 }
361
362 return es;
363 out_free_filename:
364 zfree(&es->filename);
365 out_free:
366 free(es);
367 return NULL;
368 }
369
370 static void evsel_script__delete(struct evsel_script *es)
371 {
372 zfree(&es->filename);
373 fclose(es->fp);
374 es->fp = NULL;
375 free(es);
376 }
377
378 static int evsel_script__fprintf(struct evsel_script *es, FILE *fp)
379 {
380 struct stat st;
381
382 fstat(fileno(es->fp), &st);
383 return fprintf(fp, "[ perf script: Wrote %.3f MB %s (%" PRIu64 " samples) ]\n",
384 st.st_size / 1024.0 / 1024.0, es->filename, es->samples);
385 }
386
387 static inline int output_type(unsigned int type)
388 {
389 switch (type) {
390 case PERF_TYPE_SYNTH:
391 return OUTPUT_TYPE_SYNTH;
392 default:
393 if (type < PERF_TYPE_MAX)
394 return type;
395 }
396
397 return OUTPUT_TYPE_OTHER;
398 }
399
400 static bool output_set_by_user(void)
401 {
402 int j;
403 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
404 if (output[j].user_set)
405 return true;
406 }
407 return false;
408 }
409
410 static const char *output_field2str(enum perf_output_field field)
411 {
412 int i, imax = ARRAY_SIZE(all_output_options);
413 const char *str = "";
414
415 for (i = 0; i < imax; ++i) {
416 if (all_output_options[i].field == field) {
417 str = all_output_options[i].str;
418 break;
419 }
420 }
421 return str;
422 }
423
424 #define PRINT_FIELD(x) (output[output_type(attr->type)].fields & PERF_OUTPUT_##x)
425
426 static int evsel__do_check_stype(struct evsel *evsel, u64 sample_type, const char *sample_msg,
427 enum perf_output_field field, bool allow_user_set)
428 {
429 struct perf_event_attr *attr = &evsel->core.attr;
430 int type = output_type(attr->type);
431 const char *evname;
432
433 if (attr->sample_type & sample_type)
434 return 0;
435
436 if (output[type].user_set_fields & field) {
437 if (allow_user_set)
438 return 0;
439 evname = evsel__name(evsel);
440 pr_err("Samples for '%s' event do not have %s attribute set. "
441 "Cannot print '%s' field.\n",
442 evname, sample_msg, output_field2str(field));
443 return -1;
444 }
445
446 /* user did not ask for it explicitly so remove from the default list */
447 output[type].fields &= ~field;
448 evname = evsel__name(evsel);
449 pr_debug("Samples for '%s' event do not have %s attribute set. "
450 "Skipping '%s' field.\n",
451 evname, sample_msg, output_field2str(field));
452
453 return 0;
454 }
455
456 static int evsel__check_stype(struct evsel *evsel, u64 sample_type, const char *sample_msg,
457 enum perf_output_field field)
458 {
459 return evsel__do_check_stype(evsel, sample_type, sample_msg, field, false);
460 }
461
462 static int evsel__check_attr(struct evsel *evsel, struct perf_session *session)
463 {
464 struct perf_event_attr *attr = &evsel->core.attr;
465 bool allow_user_set;
466
467 if (evsel__is_dummy_event(evsel))
468 return 0;
469
470 if (perf_header__has_feat(&session->header, HEADER_STAT))
471 return 0;
472
473 allow_user_set = perf_header__has_feat(&session->header,
474 HEADER_AUXTRACE);
475
476 if (PRINT_FIELD(TRACE) &&
477 !perf_session__has_traces(session, "record -R"))
478 return -EINVAL;
479
480 if (PRINT_FIELD(IP)) {
481 if (evsel__check_stype(evsel, PERF_SAMPLE_IP, "IP", PERF_OUTPUT_IP))
482 return -EINVAL;
483 }
484
485 if (PRINT_FIELD(ADDR) &&
486 evsel__do_check_stype(evsel, PERF_SAMPLE_ADDR, "ADDR", PERF_OUTPUT_ADDR, allow_user_set))
487 return -EINVAL;
488
489 if (PRINT_FIELD(DATA_SRC) &&
490 evsel__do_check_stype(evsel, PERF_SAMPLE_DATA_SRC, "DATA_SRC", PERF_OUTPUT_DATA_SRC, allow_user_set))
491 return -EINVAL;
492
493 if (PRINT_FIELD(WEIGHT) &&
494 evsel__do_check_stype(evsel, PERF_SAMPLE_WEIGHT_TYPE, "WEIGHT", PERF_OUTPUT_WEIGHT, allow_user_set))
495 return -EINVAL;
496
497 if (PRINT_FIELD(SYM) &&
498 !(evsel->core.attr.sample_type & (PERF_SAMPLE_IP|PERF_SAMPLE_ADDR))) {
499 pr_err("Display of symbols requested but neither sample IP nor "
500 "sample address\navailable. Hence, no addresses to convert "
501 "to symbols.\n");
502 return -EINVAL;
503 }
504 if (PRINT_FIELD(SYMOFFSET) && !PRINT_FIELD(SYM)) {
505 pr_err("Display of offsets requested but symbol is not"
506 "selected.\n");
507 return -EINVAL;
508 }
509 if (PRINT_FIELD(DSO) &&
510 !(evsel->core.attr.sample_type & (PERF_SAMPLE_IP|PERF_SAMPLE_ADDR))) {
511 pr_err("Display of DSO requested but no address to convert.\n");
512 return -EINVAL;
513 }
514 if ((PRINT_FIELD(SRCLINE) || PRINT_FIELD(SRCCODE)) && !PRINT_FIELD(IP)) {
515 pr_err("Display of source line number requested but sample IP is not\n"
516 "selected. Hence, no address to lookup the source line number.\n");
517 return -EINVAL;
518 }
519 if ((PRINT_FIELD(BRSTACKINSN) || PRINT_FIELD(BRSTACKINSNLEN) || PRINT_FIELD(BRSTACKDISASM))
520 && !allow_user_set &&
521 !(evlist__combined_branch_type(session->evlist) & PERF_SAMPLE_BRANCH_ANY)) {
522 pr_err("Display of branch stack assembler requested, but non all-branch filter set\n"
523 "Hint: run 'perf record -b ...'\n");
524 return -EINVAL;
525 }
526 if (PRINT_FIELD(BRCNTR) &&
527 !(evlist__combined_branch_type(session->evlist) & PERF_SAMPLE_BRANCH_COUNTERS)) {
528 pr_err("Display of branch counter requested but it's not enabled\n"
529 "Hint: run 'perf record -j any,counter ...'\n");
530 return -EINVAL;
531 }
532 if ((PRINT_FIELD(PID) || PRINT_FIELD(TID)) &&
533 evsel__check_stype(evsel, PERF_SAMPLE_TID, "TID", PERF_OUTPUT_TID|PERF_OUTPUT_PID))
534 return -EINVAL;
535
536 if (PRINT_FIELD(TIME) &&
537 evsel__check_stype(evsel, PERF_SAMPLE_TIME, "TIME", PERF_OUTPUT_TIME))
538 return -EINVAL;
539
540 if (PRINT_FIELD(CPU) &&
541 evsel__do_check_stype(evsel, PERF_SAMPLE_CPU, "CPU", PERF_OUTPUT_CPU, allow_user_set))
542 return -EINVAL;
543
544 if (PRINT_FIELD(IREGS) &&
545 evsel__do_check_stype(evsel, PERF_SAMPLE_REGS_INTR, "IREGS", PERF_OUTPUT_IREGS, allow_user_set))
546 return -EINVAL;
547
548 if (PRINT_FIELD(UREGS) &&
549 evsel__check_stype(evsel, PERF_SAMPLE_REGS_USER, "UREGS", PERF_OUTPUT_UREGS))
550 return -EINVAL;
551
552 if (PRINT_FIELD(PHYS_ADDR) &&
553 evsel__do_check_stype(evsel, PERF_SAMPLE_PHYS_ADDR, "PHYS_ADDR", PERF_OUTPUT_PHYS_ADDR, allow_user_set))
554 return -EINVAL;
555
556 if (PRINT_FIELD(DATA_PAGE_SIZE) &&
557 evsel__check_stype(evsel, PERF_SAMPLE_DATA_PAGE_SIZE, "DATA_PAGE_SIZE", PERF_OUTPUT_DATA_PAGE_SIZE))
558 return -EINVAL;
559
560 if (PRINT_FIELD(CODE_PAGE_SIZE) &&
561 evsel__check_stype(evsel, PERF_SAMPLE_CODE_PAGE_SIZE, "CODE_PAGE_SIZE", PERF_OUTPUT_CODE_PAGE_SIZE))
562 return -EINVAL;
563
564 if (PRINT_FIELD(INS_LAT) &&
565 evsel__check_stype(evsel, PERF_SAMPLE_WEIGHT_STRUCT, "WEIGHT_STRUCT", PERF_OUTPUT_INS_LAT))
566 return -EINVAL;
567
568 if (PRINT_FIELD(CGROUP) &&
569 evsel__check_stype(evsel, PERF_SAMPLE_CGROUP, "CGROUP", PERF_OUTPUT_CGROUP)) {
570 pr_err("Hint: run 'perf record --all-cgroups ...'\n");
571 return -EINVAL;
572 }
573
574 if (PRINT_FIELD(RETIRE_LAT) &&
575 evsel__check_stype(evsel, PERF_SAMPLE_WEIGHT_STRUCT, "WEIGHT_STRUCT", PERF_OUTPUT_RETIRE_LAT))
576 return -EINVAL;
577
578 return 0;
579 }
580
581 static void set_print_ip_opts(struct perf_event_attr *attr)
582 {
583 unsigned int type = output_type(attr->type);
584
585 output[type].print_ip_opts = 0;
586 if (PRINT_FIELD(IP))
587 output[type].print_ip_opts |= EVSEL__PRINT_IP;
588
589 if (PRINT_FIELD(SYM))
590 output[type].print_ip_opts |= EVSEL__PRINT_SYM;
591
592 if (PRINT_FIELD(DSO))
593 output[type].print_ip_opts |= EVSEL__PRINT_DSO;
594
595 if (PRINT_FIELD(DSOFF))
596 output[type].print_ip_opts |= EVSEL__PRINT_DSOFF;
597
598 if (PRINT_FIELD(SYMOFFSET))
599 output[type].print_ip_opts |= EVSEL__PRINT_SYMOFFSET;
600
601 if (PRINT_FIELD(SRCLINE))
602 output[type].print_ip_opts |= EVSEL__PRINT_SRCLINE;
603 }
604
605 static struct evsel *find_first_output_type(struct evlist *evlist,
606 unsigned int type)
607 {
608 struct evsel *evsel;
609
610 evlist__for_each_entry(evlist, evsel) {
611 if (evsel__is_dummy_event(evsel))
612 continue;
613 if (output_type(evsel->core.attr.type) == (int)type)
614 return evsel;
615 }
616 return NULL;
617 }
618
619 /*
620 * verify all user requested events exist and the samples
621 * have the expected data
622 */
623 static int perf_session__check_output_opt(struct perf_session *session)
624 {
625 bool tod = false;
626 unsigned int j;
627 struct evsel *evsel;
628
629 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
630 evsel = find_first_output_type(session->evlist, j);
631
632 /*
633 * even if fields is set to 0 (ie., show nothing) event must
634 * exist if user explicitly includes it on the command line
635 */
636 if (!evsel && output[j].user_set && !output[j].wildcard_set &&
637 j != OUTPUT_TYPE_SYNTH) {
638 pr_err("%s events do not exist. "
639 "Remove corresponding -F option to proceed.\n",
640 event_type(j));
641 return -1;
642 }
643
644 if (evsel && output[j].fields &&
645 evsel__check_attr(evsel, session))
646 return -1;
647
648 if (evsel == NULL)
649 continue;
650
651 /* 'dsoff' implys 'dso' field */
652 if (output[j].fields & PERF_OUTPUT_DSOFF)
653 output[j].fields |= PERF_OUTPUT_DSO;
654
655 set_print_ip_opts(&evsel->core.attr);
656 tod |= output[j].fields & PERF_OUTPUT_TOD;
657 }
658
659 if (!no_callchain) {
660 bool use_callchain = false;
661 bool not_pipe = false;
662
663 evlist__for_each_entry(session->evlist, evsel) {
664 not_pipe = true;
665 if (evsel__has_callchain(evsel)) {
666 use_callchain = true;
667 break;
668 }
669 }
670 if (not_pipe && !use_callchain)
671 symbol_conf.use_callchain = false;
672 }
673
674 /*
675 * set default for tracepoints to print symbols only
676 * if callchains are present
677 */
678 if (symbol_conf.use_callchain &&
679 !output[PERF_TYPE_TRACEPOINT].user_set) {
680 j = PERF_TYPE_TRACEPOINT;
681
682 evlist__for_each_entry(session->evlist, evsel) {
683 if (evsel->core.attr.type != j)
684 continue;
685
686 if (evsel__has_callchain(evsel)) {
687 output[j].fields |= PERF_OUTPUT_IP;
688 output[j].fields |= PERF_OUTPUT_SYM;
689 output[j].fields |= PERF_OUTPUT_SYMOFFSET;
690 output[j].fields |= PERF_OUTPUT_DSO;
691 set_print_ip_opts(&evsel->core.attr);
692 goto out;
693 }
694 }
695 }
696
697 if (tod && !session->header.env.clock.enabled) {
698 pr_err("Can't provide 'tod' time, missing clock data. "
699 "Please record with -k/--clockid option.\n");
700 return -1;
701 }
702 out:
703 return 0;
704 }
705
706 static int perf_sample__fprintf_regs(struct regs_dump *regs, uint64_t mask, const char *arch,
707 FILE *fp)
708 {
709 unsigned i = 0, r;
710 int printed = 0;
711
712 if (!regs || !regs->regs)
713 return 0;
714
715 printed += fprintf(fp, " ABI:%" PRIu64 " ", regs->abi);
716
717 for_each_set_bit(r, (unsigned long *) &mask, sizeof(mask) * 8) {
718 u64 val = regs->regs[i++];
719 printed += fprintf(fp, "%5s:0x%"PRIx64" ", perf_reg_name(r, arch), val);
720 }
721
722 return printed;
723 }
724
725 #define DEFAULT_TOD_FMT "%F %H:%M:%S"
726
727 static char*
728 tod_scnprintf(struct perf_script *script, char *buf, int buflen,
729 u64 timestamp)
730 {
731 u64 tod_ns, clockid_ns;
732 struct perf_env *env;
733 unsigned long nsec;
734 struct tm ltime;
735 char date[64];
736 time_t sec;
737
738 buf[0] = '\0';
739 if (buflen < 64 || !script)
740 return buf;
741
742 env = &script->session->header.env;
743 if (!env->clock.enabled) {
744 scnprintf(buf, buflen, "disabled");
745 return buf;
746 }
747
748 clockid_ns = env->clock.clockid_ns;
749 tod_ns = env->clock.tod_ns;
750
751 if (timestamp > clockid_ns)
752 tod_ns += timestamp - clockid_ns;
753 else
754 tod_ns -= clockid_ns - timestamp;
755
756 sec = (time_t) (tod_ns / NSEC_PER_SEC);
757 nsec = tod_ns - sec * NSEC_PER_SEC;
758
759 if (localtime_r(&sec, &ltime) == NULL) {
760 scnprintf(buf, buflen, "failed");
761 } else {
762 strftime(date, sizeof(date), DEFAULT_TOD_FMT, &ltime);
763
764 if (symbol_conf.nanosecs) {
765 snprintf(buf, buflen, "%s.%09lu", date, nsec);
766 } else {
767 snprintf(buf, buflen, "%s.%06lu",
768 date, nsec / NSEC_PER_USEC);
769 }
770 }
771
772 return buf;
773 }
774
775 static int perf_sample__fprintf_iregs(struct perf_sample *sample,
776 struct perf_event_attr *attr, const char *arch, FILE *fp)
777 {
778 return perf_sample__fprintf_regs(&sample->intr_regs,
779 attr->sample_regs_intr, arch, fp);
780 }
781
782 static int perf_sample__fprintf_uregs(struct perf_sample *sample,
783 struct perf_event_attr *attr, const char *arch, FILE *fp)
784 {
785 return perf_sample__fprintf_regs(&sample->user_regs,
786 attr->sample_regs_user, arch, fp);
787 }
788
789 static int perf_sample__fprintf_start(struct perf_script *script,
790 struct perf_sample *sample,
791 struct thread *thread,
792 struct evsel *evsel,
793 u32 type, FILE *fp)
794 {
795 struct perf_event_attr *attr = &evsel->core.attr;
796 unsigned long secs;
797 unsigned long long nsecs;
798 int printed = 0;
799 char tstr[128];
800
801 /*
802 * Print the branch counter's abbreviation list,
803 * if the branch counter is available.
804 */
805 if (PRINT_FIELD(BRCNTR) && !verbose) {
806 char *buf;
807
808 if (!annotation_br_cntr_abbr_list(&buf, evsel, true)) {
809 printed += fprintf(stdout, "%s", buf);
810 free(buf);
811 }
812 }
813
814 if (PRINT_FIELD(MACHINE_PID) && sample->machine_pid)
815 printed += fprintf(fp, "VM:%5d ", sample->machine_pid);
816
817 /* Print VCPU only for guest events i.e. with machine_pid */
818 if (PRINT_FIELD(VCPU) && sample->machine_pid)
819 printed += fprintf(fp, "VCPU:%03d ", sample->vcpu);
820
821 if (PRINT_FIELD(COMM)) {
822 const char *comm = thread ? thread__comm_str(thread) : ":-1";
823
824 if (latency_format)
825 printed += fprintf(fp, "%8.8s ", comm);
826 else if (PRINT_FIELD(IP) && evsel__has_callchain(evsel) && symbol_conf.use_callchain)
827 printed += fprintf(fp, "%s ", comm);
828 else
829 printed += fprintf(fp, "%16s ", comm);
830 }
831
832 if (PRINT_FIELD(PID) && PRINT_FIELD(TID))
833 printed += fprintf(fp, "%7d/%-7d ", sample->pid, sample->tid);
834 else if (PRINT_FIELD(PID))
835 printed += fprintf(fp, "%7d ", sample->pid);
836 else if (PRINT_FIELD(TID))
837 printed += fprintf(fp, "%7d ", sample->tid);
838
839 if (PRINT_FIELD(CPU)) {
840 if (latency_format)
841 printed += fprintf(fp, "%3d ", sample->cpu);
842 else
843 printed += fprintf(fp, "[%03d] ", sample->cpu);
844 }
845
846 if (PRINT_FIELD(MISC)) {
847 int ret = 0;
848
849 #define has(m) \
850 (sample->misc & PERF_RECORD_MISC_##m) == PERF_RECORD_MISC_##m
851
852 if (has(KERNEL))
853 ret += fprintf(fp, "K");
854 if (has(USER))
855 ret += fprintf(fp, "U");
856 if (has(HYPERVISOR))
857 ret += fprintf(fp, "H");
858 if (has(GUEST_KERNEL))
859 ret += fprintf(fp, "G");
860 if (has(GUEST_USER))
861 ret += fprintf(fp, "g");
862
863 switch (type) {
864 case PERF_RECORD_MMAP:
865 case PERF_RECORD_MMAP2:
866 if (has(MMAP_DATA))
867 ret += fprintf(fp, "M");
868 break;
869 case PERF_RECORD_COMM:
870 if (has(COMM_EXEC))
871 ret += fprintf(fp, "E");
872 break;
873 case PERF_RECORD_SWITCH:
874 case PERF_RECORD_SWITCH_CPU_WIDE:
875 if (has(SWITCH_OUT)) {
876 ret += fprintf(fp, "S");
877 if (sample->misc & PERF_RECORD_MISC_SWITCH_OUT_PREEMPT)
878 ret += fprintf(fp, "p");
879 }
880 default:
881 break;
882 }
883
884 #undef has
885
886 ret += fprintf(fp, "%*s", 6 - ret, " ");
887 printed += ret;
888 }
889
890 if (PRINT_FIELD(TOD)) {
891 tod_scnprintf(script, tstr, sizeof(tstr), sample->time);
892 printed += fprintf(fp, "%s ", tstr);
893 }
894
895 if (PRINT_FIELD(TIME)) {
896 u64 t = sample->time;
897 if (reltime) {
898 if (!initial_time)
899 initial_time = sample->time;
900 t = sample->time - initial_time;
901 } else if (deltatime) {
902 if (previous_time)
903 t = sample->time - previous_time;
904 else {
905 t = 0;
906 }
907 previous_time = sample->time;
908 }
909 nsecs = t;
910 secs = nsecs / NSEC_PER_SEC;
911 nsecs -= secs * NSEC_PER_SEC;
912
913 if (symbol_conf.nanosecs)
914 printed += fprintf(fp, "%5lu.%09llu: ", secs, nsecs);
915 else {
916 char sample_time[32];
917 timestamp__scnprintf_usec(t, sample_time, sizeof(sample_time));
918 printed += fprintf(fp, "%12s: ", sample_time);
919 }
920 }
921
922 return printed;
923 }
924
925 static inline char
926 mispred_str(struct branch_entry *br)
927 {
928 if (!(br->flags.mispred || br->flags.predicted))
929 return '-';
930
931 return br->flags.predicted ? 'P' : 'M';
932 }
933
934 static int print_bstack_flags(FILE *fp, struct branch_entry *br)
935 {
936 return fprintf(fp, "/%c/%c/%c/%d/%s/%s ",
937 mispred_str(br),
938 br->flags.in_tx ? 'X' : '-',
939 br->flags.abort ? 'A' : '-',
940 br->flags.cycles,
941 get_branch_type(br),
942 br->flags.spec ? branch_spec_desc(br->flags.spec) : "-");
943 }
944
945 static int perf_sample__fprintf_brstack(struct perf_sample *sample,
946 struct thread *thread,
947 struct perf_event_attr *attr, FILE *fp)
948 {
949 struct branch_stack *br = sample->branch_stack;
950 struct branch_entry *entries = perf_sample__branch_entries(sample);
951 u64 i, from, to;
952 int printed = 0;
953
954 if (!(br && br->nr))
955 return 0;
956
957 for (i = 0; i < br->nr; i++) {
958 from = entries[i].from;
959 to = entries[i].to;
960
961 printed += fprintf(fp, " 0x%"PRIx64, from);
962 if (PRINT_FIELD(DSO)) {
963 struct addr_location alf, alt;
964
965 addr_location__init(&alf);
966 addr_location__init(&alt);
967 thread__find_map_fb(thread, sample->cpumode, from, &alf);
968 thread__find_map_fb(thread, sample->cpumode, to, &alt);
969
970 printed += map__fprintf_dsoname_dsoff(alf.map, PRINT_FIELD(DSOFF), alf.addr, fp);
971 printed += fprintf(fp, "/0x%"PRIx64, to);
972 printed += map__fprintf_dsoname_dsoff(alt.map, PRINT_FIELD(DSOFF), alt.addr, fp);
973 addr_location__exit(&alt);
974 addr_location__exit(&alf);
975 } else
976 printed += fprintf(fp, "/0x%"PRIx64, to);
977
978 printed += print_bstack_flags(fp, entries + i);
979 }
980
981 return printed;
982 }
983
984 static int perf_sample__fprintf_brstacksym(struct perf_sample *sample,
985 struct thread *thread,
986 struct perf_event_attr *attr, FILE *fp)
987 {
988 struct branch_stack *br = sample->branch_stack;
989 struct branch_entry *entries = perf_sample__branch_entries(sample);
990 u64 i, from, to;
991 int printed = 0;
992
993 if (!(br && br->nr))
994 return 0;
995
996 for (i = 0; i < br->nr; i++) {
997 struct addr_location alf, alt;
998
999 addr_location__init(&alf);
1000 addr_location__init(&alt);
1001 from = entries[i].from;
1002 to = entries[i].to;
1003
1004 thread__find_symbol_fb(thread, sample->cpumode, from, &alf);
1005 thread__find_symbol_fb(thread, sample->cpumode, to, &alt);
1006
1007 printed += symbol__fprintf_symname_offs(alf.sym, &alf, fp);
1008 if (PRINT_FIELD(DSO))
1009 printed += map__fprintf_dsoname_dsoff(alf.map, PRINT_FIELD(DSOFF), alf.addr, fp);
1010 printed += fprintf(fp, "%c", '/');
1011 printed += symbol__fprintf_symname_offs(alt.sym, &alt, fp);
1012 if (PRINT_FIELD(DSO))
1013 printed += map__fprintf_dsoname_dsoff(alt.map, PRINT_FIELD(DSOFF), alt.addr, fp);
1014 printed += print_bstack_flags(fp, entries + i);
1015 addr_location__exit(&alt);
1016 addr_location__exit(&alf);
1017 }
1018
1019 return printed;
1020 }
1021
1022 static int perf_sample__fprintf_brstackoff(struct perf_sample *sample,
1023 struct thread *thread,
1024 struct perf_event_attr *attr, FILE *fp)
1025 {
1026 struct branch_stack *br = sample->branch_stack;
1027 struct branch_entry *entries = perf_sample__branch_entries(sample);
1028 u64 i, from, to;
1029 int printed = 0;
1030
1031 if (!(br && br->nr))
1032 return 0;
1033
1034 for (i = 0; i < br->nr; i++) {
1035 struct addr_location alf, alt;
1036
1037 addr_location__init(&alf);
1038 addr_location__init(&alt);
1039 from = entries[i].from;
1040 to = entries[i].to;
1041
1042 if (thread__find_map_fb(thread, sample->cpumode, from, &alf) &&
1043 !dso__adjust_symbols(map__dso(alf.map)))
1044 from = map__dso_map_ip(alf.map, from);
1045
1046 if (thread__find_map_fb(thread, sample->cpumode, to, &alt) &&
1047 !dso__adjust_symbols(map__dso(alt.map)))
1048 to = map__dso_map_ip(alt.map, to);
1049
1050 printed += fprintf(fp, " 0x%"PRIx64, from);
1051 if (PRINT_FIELD(DSO))
1052 printed += map__fprintf_dsoname_dsoff(alf.map, PRINT_FIELD(DSOFF), alf.addr, fp);
1053 printed += fprintf(fp, "/0x%"PRIx64, to);
1054 if (PRINT_FIELD(DSO))
1055 printed += map__fprintf_dsoname_dsoff(alt.map, PRINT_FIELD(DSOFF), alt.addr, fp);
1056 printed += print_bstack_flags(fp, entries + i);
1057 addr_location__exit(&alt);
1058 addr_location__exit(&alf);
1059 }
1060
1061 return printed;
1062 }
1063 #define MAXBB 16384UL
1064
1065 static int grab_bb(u8 *buffer, u64 start, u64 end,
1066 struct machine *machine, struct thread *thread,
1067 bool *is64bit, u8 *cpumode, bool last)
1068 {
1069 long offset, len;
1070 struct addr_location al;
1071 bool kernel;
1072 struct dso *dso;
1073 int ret = 0;
1074
1075 if (!start || !end)
1076 return 0;
1077
1078 kernel = machine__kernel_ip(machine, start);
1079 if (kernel)
1080 *cpumode = PERF_RECORD_MISC_KERNEL;
1081 else
1082 *cpumode = PERF_RECORD_MISC_USER;
1083
1084 /*
1085 * Block overlaps between kernel and user.
1086 * This can happen due to ring filtering
1087 * On Intel CPUs the entry into the kernel is filtered,
1088 * but the exit is not. Let the caller patch it up.
1089 */
1090 if (kernel != machine__kernel_ip(machine, end)) {
1091 pr_debug("\tblock %" PRIx64 "-%" PRIx64 " transfers between kernel and user\n", start, end);
1092 return -ENXIO;
1093 }
1094
1095 if (end - start > MAXBB - MAXINSN) {
1096 if (last)
1097 pr_debug("\tbrstack does not reach to final jump (%" PRIx64 "-%" PRIx64 ")\n", start, end);
1098 else
1099 pr_debug("\tblock %" PRIx64 "-%" PRIx64 " (%" PRIu64 ") too long to dump\n", start, end, end - start);
1100 return 0;
1101 }
1102
1103 addr_location__init(&al);
1104 if (!thread__find_map(thread, *cpumode, start, &al) || (dso = map__dso(al.map)) == NULL) {
1105 pr_debug("\tcannot resolve %" PRIx64 "-%" PRIx64 "\n", start, end);
1106 goto out;
1107 }
1108 if (dso__data(dso)->status == DSO_DATA_STATUS_ERROR) {
1109 pr_debug("\tcannot resolve %" PRIx64 "-%" PRIx64 "\n", start, end);
1110 goto out;
1111 }
1112
1113 /* Load maps to ensure dso->is_64_bit has been updated */
1114 map__load(al.map);
1115
1116 offset = map__map_ip(al.map, start);
1117 len = dso__data_read_offset(dso, machine, offset, (u8 *)buffer,
1118 end - start + MAXINSN);
1119
1120 *is64bit = dso__is_64_bit(dso);
1121 if (len <= 0)
1122 pr_debug("\tcannot fetch code for block at %" PRIx64 "-%" PRIx64 "\n",
1123 start, end);
1124 ret = len;
1125 out:
1126 addr_location__exit(&al);
1127 return ret;
1128 }
1129
1130 static int map__fprintf_srccode(struct map *map, u64 addr, FILE *fp, struct srccode_state *state)
1131 {
1132 char *srcfile;
1133 int ret = 0;
1134 unsigned line;
1135 int len;
1136 char *srccode;
1137 struct dso *dso;
1138
1139 if (!map || (dso = map__dso(map)) == NULL)
1140 return 0;
1141 srcfile = get_srcline_split(dso,
1142 map__rip_2objdump(map, addr),
1143 &line);
1144 if (!srcfile)
1145 return 0;
1146
1147 /* Avoid redundant printing */
1148 if (state &&
1149 state->srcfile &&
1150 !strcmp(state->srcfile, srcfile) &&
1151 state->line == line) {
1152 free(srcfile);
1153 return 0;
1154 }
1155
1156 srccode = find_sourceline(srcfile, line, &len);
1157 if (!srccode)
1158 goto out_free_line;
1159
1160 ret = fprintf(fp, "|%-8d %.*s", line, len, srccode);
1161
1162 if (state) {
1163 state->srcfile = srcfile;
1164 state->line = line;
1165 }
1166 return ret;
1167
1168 out_free_line:
1169 free(srcfile);
1170 return ret;
1171 }
1172
1173 static int print_srccode(struct thread *thread, u8 cpumode, uint64_t addr)
1174 {
1175 struct addr_location al;
1176 int ret = 0;
1177
1178 addr_location__init(&al);
1179 thread__find_map(thread, cpumode, addr, &al);
1180 if (!al.map)
1181 goto out;
1182 ret = map__fprintf_srccode(al.map, al.addr, stdout,
1183 thread__srccode_state(thread));
1184 if (ret)
1185 ret += printf("\n");
1186 out:
1187 addr_location__exit(&al);
1188 return ret;
1189 }
1190
1191 static int any_dump_insn(struct perf_event_attr *attr __maybe_unused,
1192 struct perf_insn *x, uint64_t ip,
1193 u8 *inbuf, int inlen, int *lenp,
1194 FILE *fp)
1195 {
1196 #ifdef HAVE_LIBCAPSTONE_SUPPORT
1197 if (PRINT_FIELD(BRSTACKDISASM)) {
1198 int printed = fprintf_insn_asm(x->machine, x->thread, x->cpumode, x->is64bit,
1199 (uint8_t *)inbuf, inlen, ip, lenp,
1200 PRINT_INSN_IMM_HEX, fp);
1201
1202 if (printed > 0)
1203 return printed;
1204 }
1205 #endif
1206 return fprintf(fp, "%s", dump_insn(x, ip, inbuf, inlen, lenp));
1207 }
1208
1209 static int add_padding(FILE *fp, int printed, int padding)
1210 {
1211 if (printed >= 0 && printed < padding)
1212 printed += fprintf(fp, "%*s", padding - printed, "");
1213 return printed;
1214 }
1215
1216 static int ip__fprintf_jump(uint64_t ip, struct branch_entry *en,
1217 struct perf_insn *x, u8 *inbuf, int len,
1218 int insn, FILE *fp, int *total_cycles,
1219 struct perf_event_attr *attr,
1220 struct thread *thread,
1221 struct evsel *evsel,
1222 u64 br_cntr)
1223 {
1224 int ilen = 0;
1225 int printed = fprintf(fp, "\t%016" PRIx64 "\t", ip);
1226
1227 printed += add_padding(fp, any_dump_insn(attr, x, ip, inbuf, len, &ilen, fp), 30);
1228 printed += fprintf(fp, "\t");
1229
1230 if (PRINT_FIELD(BRSTACKINSNLEN))
1231 printed += fprintf(fp, "ilen: %d\t", ilen);
1232
1233 if (PRINT_FIELD(SRCLINE)) {
1234 struct addr_location al;
1235
1236 addr_location__init(&al);
1237 thread__find_map(thread, x->cpumode, ip, &al);
1238 printed += map__fprintf_srcline(al.map, al.addr, " srcline: ", fp);
1239 printed += fprintf(fp, "\t");
1240 addr_location__exit(&al);
1241 }
1242
1243 if (PRINT_FIELD(BRCNTR)) {
1244 struct evsel *pos = evsel__leader(evsel);
1245 unsigned int i = 0, j, num, mask, width;
1246
1247 perf_env__find_br_cntr_info(evsel__env(evsel), NULL, &width);
1248 mask = (1L << width) - 1;
1249 printed += fprintf(fp, "br_cntr: ");
1250 evlist__for_each_entry_from(evsel->evlist, pos) {
1251 if (!(pos->core.attr.branch_sample_type & PERF_SAMPLE_BRANCH_COUNTERS))
1252 continue;
1253 if (evsel__leader(pos) != evsel__leader(evsel))
1254 break;
1255
1256 num = (br_cntr >> (i++ * width)) & mask;
1257 if (!verbose) {
1258 for (j = 0; j < num; j++)
1259 printed += fprintf(fp, "%s", pos->abbr_name);
1260 } else
1261 printed += fprintf(fp, "%s %d ", pos->name, num);
1262 }
1263 printed += fprintf(fp, "\t");
1264 }
1265
1266 printed += fprintf(fp, "#%s%s%s%s",
1267 en->flags.predicted ? " PRED" : "",
1268 en->flags.mispred ? " MISPRED" : "",
1269 en->flags.in_tx ? " INTX" : "",
1270 en->flags.abort ? " ABORT" : "");
1271 if (en->flags.cycles) {
1272 *total_cycles += en->flags.cycles;
1273 printed += fprintf(fp, " %d cycles [%d]", en->flags.cycles, *total_cycles);
1274 if (insn)
1275 printed += fprintf(fp, " %.2f IPC", (float)insn / en->flags.cycles);
1276 }
1277
1278 return printed + fprintf(fp, "\n");
1279 }
1280
1281 static int ip__fprintf_sym(uint64_t addr, struct thread *thread,
1282 u8 cpumode, int cpu, struct symbol **lastsym,
1283 struct perf_event_attr *attr, FILE *fp)
1284 {
1285 struct addr_location al;
1286 int off, printed = 0, ret = 0;
1287
1288 addr_location__init(&al);
1289 thread__find_map(thread, cpumode, addr, &al);
1290
1291 if ((*lastsym) && al.addr >= (*lastsym)->start && al.addr < (*lastsym)->end)
1292 goto out;
1293
1294 al.cpu = cpu;
1295 al.sym = NULL;
1296 if (al.map)
1297 al.sym = map__find_symbol(al.map, al.addr);
1298
1299 if (!al.sym)
1300 goto out;
1301
1302 if (al.addr < al.sym->end)
1303 off = al.addr - al.sym->start;
1304 else
1305 off = al.addr - map__start(al.map) - al.sym->start;
1306 printed += fprintf(fp, "\t%s", al.sym->name);
1307 if (off)
1308 printed += fprintf(fp, "%+d", off);
1309 printed += fprintf(fp, ":");
1310 if (PRINT_FIELD(SRCLINE))
1311 printed += map__fprintf_srcline(al.map, al.addr, "\t", fp);
1312 printed += fprintf(fp, "\n");
1313 *lastsym = al.sym;
1314
1315 ret = printed;
1316 out:
1317 addr_location__exit(&al);
1318 return ret;
1319 }
1320
1321 static int perf_sample__fprintf_brstackinsn(struct perf_sample *sample,
1322 struct evsel *evsel,
1323 struct thread *thread,
1324 struct perf_event_attr *attr,
1325 struct machine *machine, FILE *fp)
1326 {
1327 struct branch_stack *br = sample->branch_stack;
1328 struct branch_entry *entries = perf_sample__branch_entries(sample);
1329 u64 start, end;
1330 int i, insn, len, nr, ilen, printed = 0;
1331 struct perf_insn x;
1332 u8 buffer[MAXBB];
1333 unsigned off;
1334 struct symbol *lastsym = NULL;
1335 int total_cycles = 0;
1336 u64 br_cntr = 0;
1337
1338 if (!(br && br->nr))
1339 return 0;
1340 nr = br->nr;
1341 if (max_blocks && nr > max_blocks + 1)
1342 nr = max_blocks + 1;
1343
1344 x.thread = thread;
1345 x.machine = machine;
1346 x.cpu = sample->cpu;
1347
1348 if (PRINT_FIELD(BRCNTR) && sample->branch_stack_cntr)
1349 br_cntr = sample->branch_stack_cntr[nr - 1];
1350
1351 printed += fprintf(fp, "%c", '\n');
1352
1353 /* Handle first from jump, of which we don't know the entry. */
1354 len = grab_bb(buffer, entries[nr-1].from,
1355 entries[nr-1].from,
1356 machine, thread, &x.is64bit, &x.cpumode, false);
1357 if (len > 0) {
1358 printed += ip__fprintf_sym(entries[nr - 1].from, thread,
1359 x.cpumode, x.cpu, &lastsym, attr, fp);
1360 printed += ip__fprintf_jump(entries[nr - 1].from, &entries[nr - 1],
1361 &x, buffer, len, 0, fp, &total_cycles,
1362 attr, thread, evsel, br_cntr);
1363 if (PRINT_FIELD(SRCCODE))
1364 printed += print_srccode(thread, x.cpumode, entries[nr - 1].from);
1365 }
1366
1367 /* Print all blocks */
1368 for (i = nr - 2; i >= 0; i--) {
1369 if (entries[i].from || entries[i].to)
1370 pr_debug("%d: %" PRIx64 "-%" PRIx64 "\n", i,
1371 entries[i].from,
1372 entries[i].to);
1373 start = entries[i + 1].to;
1374 end = entries[i].from;
1375
1376 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false);
1377 /* Patch up missing kernel transfers due to ring filters */
1378 if (len == -ENXIO && i > 0) {
1379 end = entries[--i].from;
1380 pr_debug("\tpatching up to %" PRIx64 "-%" PRIx64 "\n", start, end);
1381 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false);
1382 }
1383 if (len <= 0)
1384 continue;
1385
1386 insn = 0;
1387 for (off = 0; off < (unsigned)len; off += ilen) {
1388 uint64_t ip = start + off;
1389
1390 printed += ip__fprintf_sym(ip, thread, x.cpumode, x.cpu, &lastsym, attr, fp);
1391 if (ip == end) {
1392 if (PRINT_FIELD(BRCNTR) && sample->branch_stack_cntr)
1393 br_cntr = sample->branch_stack_cntr[i];
1394 printed += ip__fprintf_jump(ip, &entries[i], &x, buffer + off, len - off, ++insn, fp,
1395 &total_cycles, attr, thread, evsel, br_cntr);
1396 if (PRINT_FIELD(SRCCODE))
1397 printed += print_srccode(thread, x.cpumode, ip);
1398 break;
1399 } else {
1400 ilen = 0;
1401 printed += fprintf(fp, "\t%016" PRIx64 "\t", ip);
1402 printed += any_dump_insn(attr, &x, ip, buffer + off, len - off, &ilen, fp);
1403 if (PRINT_FIELD(BRSTACKINSNLEN))
1404 printed += fprintf(fp, "\tilen: %d", ilen);
1405 printed += fprintf(fp, "\n");
1406 if (ilen == 0)
1407 break;
1408 if (PRINT_FIELD(SRCCODE))
1409 print_srccode(thread, x.cpumode, ip);
1410 insn++;
1411 }
1412 }
1413 if (off != end - start)
1414 printed += fprintf(fp, "\tmismatch of LBR data and executable\n");
1415 }
1416
1417 /*
1418 * Hit the branch? In this case we are already done, and the target
1419 * has not been executed yet.
1420 */
1421 if (entries[0].from == sample->ip)
1422 goto out;
1423 if (entries[0].flags.abort)
1424 goto out;
1425
1426 /*
1427 * Print final block up to sample
1428 *
1429 * Due to pipeline delays the LBRs might be missing a branch
1430 * or two, which can result in very large or negative blocks
1431 * between final branch and sample. When this happens just
1432 * continue walking after the last TO.
1433 */
1434 start = entries[0].to;
1435 end = sample->ip;
1436 if (end < start) {
1437 /* Missing jump. Scan 128 bytes for the next branch */
1438 end = start + 128;
1439 }
1440 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, true);
1441 printed += ip__fprintf_sym(start, thread, x.cpumode, x.cpu, &lastsym, attr, fp);
1442 if (len <= 0) {
1443 /* Print at least last IP if basic block did not work */
1444 len = grab_bb(buffer, sample->ip, sample->ip,
1445 machine, thread, &x.is64bit, &x.cpumode, false);
1446 if (len <= 0)
1447 goto out;
1448 ilen = 0;
1449 printed += fprintf(fp, "\t%016" PRIx64 "\t", sample->ip);
1450 printed += any_dump_insn(attr, &x, sample->ip, buffer, len, &ilen, fp);
1451 if (PRINT_FIELD(BRSTACKINSNLEN))
1452 printed += fprintf(fp, "\tilen: %d", ilen);
1453 printed += fprintf(fp, "\n");
1454 if (PRINT_FIELD(SRCCODE))
1455 print_srccode(thread, x.cpumode, sample->ip);
1456 goto out;
1457 }
1458 for (off = 0; off <= end - start; off += ilen) {
1459 ilen = 0;
1460 printed += fprintf(fp, "\t%016" PRIx64 "\t", start + off);
1461 printed += any_dump_insn(attr, &x, start + off, buffer + off, len - off, &ilen, fp);
1462 if (PRINT_FIELD(BRSTACKINSNLEN))
1463 printed += fprintf(fp, "\tilen: %d", ilen);
1464 printed += fprintf(fp, "\n");
1465 if (ilen == 0)
1466 break;
1467 if ((attr->branch_sample_type == 0 || attr->branch_sample_type & PERF_SAMPLE_BRANCH_ANY)
1468 && arch_is_uncond_branch(buffer + off, len - off, x.is64bit)
1469 && start + off != sample->ip) {
1470 /*
1471 * Hit a missing branch. Just stop.
1472 */
1473 printed += fprintf(fp, "\t... not reaching sample ...\n");
1474 break;
1475 }
1476 if (PRINT_FIELD(SRCCODE))
1477 print_srccode(thread, x.cpumode, start + off);
1478 }
1479 out:
1480 return printed;
1481 }
1482
1483 static int perf_sample__fprintf_addr(struct perf_sample *sample,
1484 struct thread *thread,
1485 struct perf_event_attr *attr, FILE *fp)
1486 {
1487 struct addr_location al;
1488 int printed = fprintf(fp, "%16" PRIx64, sample->addr);
1489
1490 addr_location__init(&al);
1491 if (!sample_addr_correlates_sym(attr))
1492 goto out;
1493
1494 thread__resolve(thread, &al, sample);
1495
1496 if (PRINT_FIELD(SYM)) {
1497 printed += fprintf(fp, " ");
1498 if (PRINT_FIELD(SYMOFFSET))
1499 printed += symbol__fprintf_symname_offs(al.sym, &al, fp);
1500 else
1501 printed += symbol__fprintf_symname(al.sym, fp);
1502 }
1503
1504 if (PRINT_FIELD(DSO))
1505 printed += map__fprintf_dsoname_dsoff(al.map, PRINT_FIELD(DSOFF), al.addr, fp);
1506 out:
1507 addr_location__exit(&al);
1508 return printed;
1509 }
1510
1511 static const char *resolve_branch_sym(struct perf_sample *sample,
1512 struct evsel *evsel,
1513 struct thread *thread,
1514 struct addr_location *al,
1515 struct addr_location *addr_al,
1516 u64 *ip)
1517 {
1518 struct perf_event_attr *attr = &evsel->core.attr;
1519 const char *name = NULL;
1520
1521 if (sample->flags & (PERF_IP_FLAG_CALL | PERF_IP_FLAG_TRACE_BEGIN)) {
1522 if (sample_addr_correlates_sym(attr)) {
1523 if (!addr_al->thread)
1524 thread__resolve(thread, addr_al, sample);
1525 if (addr_al->sym)
1526 name = addr_al->sym->name;
1527 else
1528 *ip = sample->addr;
1529 } else {
1530 *ip = sample->addr;
1531 }
1532 } else if (sample->flags & (PERF_IP_FLAG_RETURN | PERF_IP_FLAG_TRACE_END)) {
1533 if (al->sym)
1534 name = al->sym->name;
1535 else
1536 *ip = sample->ip;
1537 }
1538 return name;
1539 }
1540
1541 static int perf_sample__fprintf_callindent(struct perf_sample *sample,
1542 struct evsel *evsel,
1543 struct thread *thread,
1544 struct addr_location *al,
1545 struct addr_location *addr_al,
1546 FILE *fp)
1547 {
1548 struct perf_event_attr *attr = &evsel->core.attr;
1549 size_t depth = thread_stack__depth(thread, sample->cpu);
1550 const char *name = NULL;
1551 static int spacing;
1552 int len = 0;
1553 int dlen = 0;
1554 u64 ip = 0;
1555
1556 /*
1557 * The 'return' has already been popped off the stack so the depth has
1558 * to be adjusted to match the 'call'.
1559 */
1560 if (thread__ts(thread) && sample->flags & PERF_IP_FLAG_RETURN)
1561 depth += 1;
1562
1563 name = resolve_branch_sym(sample, evsel, thread, al, addr_al, &ip);
1564
1565 if (PRINT_FIELD(DSO) && !(PRINT_FIELD(IP) || PRINT_FIELD(ADDR))) {
1566 dlen += fprintf(fp, "(");
1567 dlen += map__fprintf_dsoname(al->map, fp);
1568 dlen += fprintf(fp, ")\t");
1569 }
1570
1571 if (name)
1572 len = fprintf(fp, "%*s%s", (int)depth * 4, "", name);
1573 else if (ip)
1574 len = fprintf(fp, "%*s%16" PRIx64, (int)depth * 4, "", ip);
1575
1576 if (len < 0)
1577 return len;
1578
1579 /*
1580 * Try to keep the output length from changing frequently so that the
1581 * output lines up more nicely.
1582 */
1583 if (len > spacing || (len && len < spacing - 52))
1584 spacing = round_up(len + 4, 32);
1585
1586 if (len < spacing)
1587 len += fprintf(fp, "%*s", spacing - len, "");
1588
1589 return len + dlen;
1590 }
1591
1592 __weak void arch_fetch_insn(struct perf_sample *sample __maybe_unused,
1593 struct thread *thread __maybe_unused,
1594 struct machine *machine __maybe_unused)
1595 {
1596 }
1597
1598 void script_fetch_insn(struct perf_sample *sample, struct thread *thread,
1599 struct machine *machine)
1600 {
1601 if (sample->insn_len == 0 && native_arch)
1602 arch_fetch_insn(sample, thread, machine);
1603 }
1604
1605 static int perf_sample__fprintf_insn(struct perf_sample *sample,
1606 struct evsel *evsel,
1607 struct perf_event_attr *attr,
1608 struct thread *thread,
1609 struct machine *machine, FILE *fp,
1610 struct addr_location *al)
1611 {
1612 int printed = 0;
1613
1614 script_fetch_insn(sample, thread, machine);
1615
1616 if (PRINT_FIELD(INSNLEN))
1617 printed += fprintf(fp, " ilen: %d", sample->insn_len);
1618 if (PRINT_FIELD(INSN) && sample->insn_len) {
1619 printed += fprintf(fp, " insn: ");
1620 printed += sample__fprintf_insn_raw(sample, fp);
1621 }
1622 if (PRINT_FIELD(DISASM) && sample->insn_len) {
1623 printed += fprintf(fp, "\t\t");
1624 printed += sample__fprintf_insn_asm(sample, thread, machine, fp, al);
1625 }
1626 if (PRINT_FIELD(BRSTACKINSN) || PRINT_FIELD(BRSTACKINSNLEN) || PRINT_FIELD(BRSTACKDISASM))
1627 printed += perf_sample__fprintf_brstackinsn(sample, evsel, thread, attr, machine, fp);
1628
1629 return printed;
1630 }
1631
1632 static int perf_sample__fprintf_ipc(struct perf_sample *sample,
1633 struct perf_event_attr *attr, FILE *fp)
1634 {
1635 unsigned int ipc;
1636
1637 if (!PRINT_FIELD(IPC) || !sample->cyc_cnt || !sample->insn_cnt)
1638 return 0;
1639
1640 ipc = (sample->insn_cnt * 100) / sample->cyc_cnt;
1641
1642 return fprintf(fp, " \t IPC: %u.%02u (%" PRIu64 "/%" PRIu64 ") ",
1643 ipc / 100, ipc % 100, sample->insn_cnt, sample->cyc_cnt);
1644 }
1645
1646 static int perf_sample__fprintf_bts(struct perf_sample *sample,
1647 struct evsel *evsel,
1648 struct thread *thread,
1649 struct addr_location *al,
1650 struct addr_location *addr_al,
1651 struct machine *machine, FILE *fp)
1652 {
1653 struct perf_event_attr *attr = &evsel->core.attr;
1654 unsigned int type = output_type(attr->type);
1655 bool print_srcline_last = false;
1656 int printed = 0;
1657
1658 if (PRINT_FIELD(CALLINDENT))
1659 printed += perf_sample__fprintf_callindent(sample, evsel, thread, al, addr_al, fp);
1660
1661 /* print branch_from information */
1662 if (PRINT_FIELD(IP)) {
1663 unsigned int print_opts = output[type].print_ip_opts;
1664 struct callchain_cursor *cursor = NULL;
1665
1666 if (symbol_conf.use_callchain && sample->callchain) {
1667 cursor = get_tls_callchain_cursor();
1668 if (thread__resolve_callchain(al->thread, cursor, evsel,
1669 sample, NULL, NULL,
1670 scripting_max_stack))
1671 cursor = NULL;
1672 }
1673 if (cursor == NULL) {
1674 printed += fprintf(fp, " ");
1675 if (print_opts & EVSEL__PRINT_SRCLINE) {
1676 print_srcline_last = true;
1677 print_opts &= ~EVSEL__PRINT_SRCLINE;
1678 }
1679 } else
1680 printed += fprintf(fp, "\n");
1681
1682 printed += sample__fprintf_sym(sample, al, 0, print_opts, cursor,
1683 symbol_conf.bt_stop_list, fp);
1684 }
1685
1686 /* print branch_to information */
1687 if (PRINT_FIELD(ADDR) ||
1688 ((evsel->core.attr.sample_type & PERF_SAMPLE_ADDR) &&
1689 !output[type].user_set)) {
1690 printed += fprintf(fp, " => ");
1691 printed += perf_sample__fprintf_addr(sample, thread, attr, fp);
1692 }
1693
1694 printed += perf_sample__fprintf_ipc(sample, attr, fp);
1695
1696 if (print_srcline_last)
1697 printed += map__fprintf_srcline(al->map, al->addr, "\n ", fp);
1698
1699 printed += perf_sample__fprintf_insn(sample, evsel, attr, thread, machine, fp, al);
1700 printed += fprintf(fp, "\n");
1701 if (PRINT_FIELD(SRCCODE)) {
1702 int ret = map__fprintf_srccode(al->map, al->addr, stdout,
1703 thread__srccode_state(thread));
1704 if (ret) {
1705 printed += ret;
1706 printed += printf("\n");
1707 }
1708 }
1709 return printed;
1710 }
1711
1712 static struct {
1713 u32 flags;
1714 const char *name;
1715 } sample_flags[] = {
1716 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL, "call"},
1717 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN, "return"},
1718 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CONDITIONAL, "jcc"},
1719 {PERF_IP_FLAG_BRANCH, "jmp"},
1720 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_INTERRUPT, "int"},
1721 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN | PERF_IP_FLAG_INTERRUPT, "iret"},
1722 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_SYSCALLRET, "syscall"},
1723 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN | PERF_IP_FLAG_SYSCALLRET, "sysret"},
1724 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_ASYNC, "async"},
1725 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_ASYNC | PERF_IP_FLAG_INTERRUPT, "hw int"},
1726 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TX_ABORT, "tx abrt"},
1727 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TRACE_BEGIN, "tr strt"},
1728 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TRACE_END, "tr end"},
1729 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_VMENTRY, "vmentry"},
1730 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_VMEXIT, "vmexit"},
1731 {0, NULL}
1732 };
1733
1734 static const char *sample_flags_to_name(u32 flags)
1735 {
1736 int i;
1737
1738 for (i = 0; sample_flags[i].name ; i++) {
1739 if (sample_flags[i].flags == flags)
1740 return sample_flags[i].name;
1741 }
1742
1743 return NULL;
1744 }
1745
1746 int perf_sample__sprintf_flags(u32 flags, char *str, size_t sz)
1747 {
1748 u32 xf = PERF_IP_FLAG_IN_TX | PERF_IP_FLAG_INTR_DISABLE |
1749 PERF_IP_FLAG_INTR_TOGGLE;
1750 const char *chars = PERF_IP_FLAG_CHARS;
1751 const size_t n = strlen(PERF_IP_FLAG_CHARS);
1752 const char *name = NULL;
1753 size_t i, pos = 0;
1754 char xs[16] = {0};
1755
1756 if (flags & xf)
1757 snprintf(xs, sizeof(xs), "(%s%s%s)",
1758 flags & PERF_IP_FLAG_IN_TX ? "x" : "",
1759 flags & PERF_IP_FLAG_INTR_DISABLE ? "D" : "",
1760 flags & PERF_IP_FLAG_INTR_TOGGLE ? "t" : "");
1761
1762 name = sample_flags_to_name(flags & ~xf);
1763 if (name)
1764 return snprintf(str, sz, "%-15s%6s", name, xs);
1765
1766 if (flags & PERF_IP_FLAG_TRACE_BEGIN) {
1767 name = sample_flags_to_name(flags & ~(xf | PERF_IP_FLAG_TRACE_BEGIN));
1768 if (name)
1769 return snprintf(str, sz, "tr strt %-7s%6s", name, xs);
1770 }
1771
1772 if (flags & PERF_IP_FLAG_TRACE_END) {
1773 name = sample_flags_to_name(flags & ~(xf | PERF_IP_FLAG_TRACE_END));
1774 if (name)
1775 return snprintf(str, sz, "tr end %-7s%6s", name, xs);
1776 }
1777
1778 for (i = 0; i < n; i++, flags >>= 1) {
1779 if ((flags & 1) && pos < sz)
1780 str[pos++] = chars[i];
1781 }
1782 for (; i < 32; i++, flags >>= 1) {
1783 if ((flags & 1) && pos < sz)
1784 str[pos++] = '?';
1785 }
1786 if (pos < sz)
1787 str[pos] = 0;
1788
1789 return pos;
1790 }
1791
1792 static int perf_sample__fprintf_flags(u32 flags, FILE *fp)
1793 {
1794 char str[SAMPLE_FLAGS_BUF_SIZE];
1795
1796 perf_sample__sprintf_flags(flags, str, sizeof(str));
1797 return fprintf(fp, " %-21s ", str);
1798 }
1799
1800 struct printer_data {
1801 int line_no;
1802 bool hit_nul;
1803 bool is_printable;
1804 };
1805
1806 static int sample__fprintf_bpf_output(enum binary_printer_ops op,
1807 unsigned int val,
1808 void *extra, FILE *fp)
1809 {
1810 unsigned char ch = (unsigned char)val;
1811 struct printer_data *printer_data = extra;
1812 int printed = 0;
1813
1814 switch (op) {
1815 case BINARY_PRINT_DATA_BEGIN:
1816 printed += fprintf(fp, "\n");
1817 break;
1818 case BINARY_PRINT_LINE_BEGIN:
1819 printed += fprintf(fp, "%17s", !printer_data->line_no ? "BPF output:" :
1820 " ");
1821 break;
1822 case BINARY_PRINT_ADDR:
1823 printed += fprintf(fp, " %04x:", val);
1824 break;
1825 case BINARY_PRINT_NUM_DATA:
1826 printed += fprintf(fp, " %02x", val);
1827 break;
1828 case BINARY_PRINT_NUM_PAD:
1829 printed += fprintf(fp, " ");
1830 break;
1831 case BINARY_PRINT_SEP:
1832 printed += fprintf(fp, " ");
1833 break;
1834 case BINARY_PRINT_CHAR_DATA:
1835 if (printer_data->hit_nul && ch)
1836 printer_data->is_printable = false;
1837
1838 if (!isprint(ch)) {
1839 printed += fprintf(fp, "%c", '.');
1840
1841 if (!printer_data->is_printable)
1842 break;
1843
1844 if (ch == '\0')
1845 printer_data->hit_nul = true;
1846 else
1847 printer_data->is_printable = false;
1848 } else {
1849 printed += fprintf(fp, "%c", ch);
1850 }
1851 break;
1852 case BINARY_PRINT_CHAR_PAD:
1853 printed += fprintf(fp, " ");
1854 break;
1855 case BINARY_PRINT_LINE_END:
1856 printed += fprintf(fp, "\n");
1857 printer_data->line_no++;
1858 break;
1859 case BINARY_PRINT_DATA_END:
1860 default:
1861 break;
1862 }
1863
1864 return printed;
1865 }
1866
1867 static int perf_sample__fprintf_bpf_output(struct perf_sample *sample, FILE *fp)
1868 {
1869 unsigned int nr_bytes = sample->raw_size;
1870 struct printer_data printer_data = {0, false, true};
1871 int printed = binary__fprintf(sample->raw_data, nr_bytes, 8,
1872 sample__fprintf_bpf_output, &printer_data, fp);
1873
1874 if (printer_data.is_printable && printer_data.hit_nul)
1875 printed += fprintf(fp, "%17s \"%s\"\n", "BPF string:", (char *)(sample->raw_data));
1876
1877 return printed;
1878 }
1879
1880 static int perf_sample__fprintf_spacing(int len, int spacing, FILE *fp)
1881 {
1882 if (len > 0 && len < spacing)
1883 return fprintf(fp, "%*s", spacing - len, "");
1884
1885 return 0;
1886 }
1887
1888 static int perf_sample__fprintf_pt_spacing(int len, FILE *fp)
1889 {
1890 return perf_sample__fprintf_spacing(len, 34, fp);
1891 }
1892
1893 /* If a value contains only printable ASCII characters padded with NULLs */
1894 static bool ptw_is_prt(u64 val)
1895 {
1896 char c;
1897 u32 i;
1898
1899 for (i = 0; i < sizeof(val); i++) {
1900 c = ((char *)&val)[i];
1901 if (!c)
1902 break;
1903 if (!isprint(c) || !isascii(c))
1904 return false;
1905 }
1906 for (; i < sizeof(val); i++) {
1907 c = ((char *)&val)[i];
1908 if (c)
1909 return false;
1910 }
1911 return true;
1912 }
1913
1914 static int perf_sample__fprintf_synth_ptwrite(struct perf_sample *sample, FILE *fp)
1915 {
1916 struct perf_synth_intel_ptwrite *data = perf_sample__synth_ptr(sample);
1917 char str[sizeof(u64) + 1] = "";
1918 int len;
1919 u64 val;
1920
1921 if (perf_sample__bad_synth_size(sample, *data))
1922 return 0;
1923
1924 val = le64_to_cpu(data->payload);
1925 if (ptw_is_prt(val)) {
1926 memcpy(str, &val, sizeof(val));
1927 str[sizeof(val)] = 0;
1928 }
1929 len = fprintf(fp, " IP: %u payload: %#" PRIx64 " %s ",
1930 data->ip, val, str);
1931 return len + perf_sample__fprintf_pt_spacing(len, fp);
1932 }
1933
1934 static int perf_sample__fprintf_synth_mwait(struct perf_sample *sample, FILE *fp)
1935 {
1936 struct perf_synth_intel_mwait *data = perf_sample__synth_ptr(sample);
1937 int len;
1938
1939 if (perf_sample__bad_synth_size(sample, *data))
1940 return 0;
1941
1942 len = fprintf(fp, " hints: %#x extensions: %#x ",
1943 data->hints, data->extensions);
1944 return len + perf_sample__fprintf_pt_spacing(len, fp);
1945 }
1946
1947 static int perf_sample__fprintf_synth_pwre(struct perf_sample *sample, FILE *fp)
1948 {
1949 struct perf_synth_intel_pwre *data = perf_sample__synth_ptr(sample);
1950 int len;
1951
1952 if (perf_sample__bad_synth_size(sample, *data))
1953 return 0;
1954
1955 len = fprintf(fp, " hw: %u cstate: %u sub-cstate: %u ",
1956 data->hw, data->cstate, data->subcstate);
1957 return len + perf_sample__fprintf_pt_spacing(len, fp);
1958 }
1959
1960 static int perf_sample__fprintf_synth_exstop(struct perf_sample *sample, FILE *fp)
1961 {
1962 struct perf_synth_intel_exstop *data = perf_sample__synth_ptr(sample);
1963 int len;
1964
1965 if (perf_sample__bad_synth_size(sample, *data))
1966 return 0;
1967
1968 len = fprintf(fp, " IP: %u ", data->ip);
1969 return len + perf_sample__fprintf_pt_spacing(len, fp);
1970 }
1971
1972 static int perf_sample__fprintf_synth_pwrx(struct perf_sample *sample, FILE *fp)
1973 {
1974 struct perf_synth_intel_pwrx *data = perf_sample__synth_ptr(sample);
1975 int len;
1976
1977 if (perf_sample__bad_synth_size(sample, *data))
1978 return 0;
1979
1980 len = fprintf(fp, " deepest cstate: %u last cstate: %u wake reason: %#x ",
1981 data->deepest_cstate, data->last_cstate,
1982 data->wake_reason);
1983 return len + perf_sample__fprintf_pt_spacing(len, fp);
1984 }
1985
1986 static int perf_sample__fprintf_synth_cbr(struct perf_sample *sample, FILE *fp)
1987 {
1988 struct perf_synth_intel_cbr *data = perf_sample__synth_ptr(sample);
1989 unsigned int percent, freq;
1990 int len;
1991
1992 if (perf_sample__bad_synth_size(sample, *data))
1993 return 0;
1994
1995 freq = (le32_to_cpu(data->freq) + 500) / 1000;
1996 len = fprintf(fp, " cbr: %2u freq: %4u MHz ", data->cbr, freq);
1997 if (data->max_nonturbo) {
1998 percent = (5 + (1000 * data->cbr) / data->max_nonturbo) / 10;
1999 len += fprintf(fp, "(%3u%%) ", percent);
2000 }
2001 return len + perf_sample__fprintf_pt_spacing(len, fp);
2002 }
2003
2004 static int perf_sample__fprintf_synth_psb(struct perf_sample *sample, FILE *fp)
2005 {
2006 struct perf_synth_intel_psb *data = perf_sample__synth_ptr(sample);
2007 int len;
2008
2009 if (perf_sample__bad_synth_size(sample, *data))
2010 return 0;
2011
2012 len = fprintf(fp, " psb offs: %#" PRIx64, data->offset);
2013 return len + perf_sample__fprintf_pt_spacing(len, fp);
2014 }
2015
2016 /* Intel PT Event Trace */
2017 static int perf_sample__fprintf_synth_evt(struct perf_sample *sample, FILE *fp)
2018 {
2019 struct perf_synth_intel_evt *data = perf_sample__synth_ptr(sample);
2020 const char *cfe[32] = {NULL, "INTR", "IRET", "SMI", "RSM", "SIPI",
2021 "INIT", "VMENTRY", "VMEXIT", "VMEXIT_INTR",
2022 "SHUTDOWN", NULL, "UINTR", "UIRET"};
2023 const char *evd[64] = {"PFA", "VMXQ", "VMXR"};
2024 const char *s;
2025 int len, i;
2026
2027 if (perf_sample__bad_synth_size(sample, *data))
2028 return 0;
2029
2030 s = cfe[data->type];
2031 if (s) {
2032 len = fprintf(fp, " cfe: %s IP: %d vector: %u",
2033 s, data->ip, data->vector);
2034 } else {
2035 len = fprintf(fp, " cfe: %u IP: %d vector: %u",
2036 data->type, data->ip, data->vector);
2037 }
2038 for (i = 0; i < data->evd_cnt; i++) {
2039 unsigned int et = data->evd[i].evd_type & 0x3f;
2040
2041 s = evd[et];
2042 if (s) {
2043 len += fprintf(fp, " %s: %#" PRIx64,
2044 s, data->evd[i].payload);
2045 } else {
2046 len += fprintf(fp, " EVD_%u: %#" PRIx64,
2047 et, data->evd[i].payload);
2048 }
2049 }
2050 return len + perf_sample__fprintf_pt_spacing(len, fp);
2051 }
2052
2053 static int perf_sample__fprintf_synth_iflag_chg(struct perf_sample *sample, FILE *fp)
2054 {
2055 struct perf_synth_intel_iflag_chg *data = perf_sample__synth_ptr(sample);
2056 int len;
2057
2058 if (perf_sample__bad_synth_size(sample, *data))
2059 return 0;
2060
2061 len = fprintf(fp, " IFLAG: %d->%d %s branch", !data->iflag, data->iflag,
2062 data->via_branch ? "via" : "non");
2063 return len + perf_sample__fprintf_pt_spacing(len, fp);
2064 }
2065
2066 static int perf_sample__fprintf_synth(struct perf_sample *sample,
2067 struct evsel *evsel, FILE *fp)
2068 {
2069 switch (evsel->core.attr.config) {
2070 case PERF_SYNTH_INTEL_PTWRITE:
2071 return perf_sample__fprintf_synth_ptwrite(sample, fp);
2072 case PERF_SYNTH_INTEL_MWAIT:
2073 return perf_sample__fprintf_synth_mwait(sample, fp);
2074 case PERF_SYNTH_INTEL_PWRE:
2075 return perf_sample__fprintf_synth_pwre(sample, fp);
2076 case PERF_SYNTH_INTEL_EXSTOP:
2077 return perf_sample__fprintf_synth_exstop(sample, fp);
2078 case PERF_SYNTH_INTEL_PWRX:
2079 return perf_sample__fprintf_synth_pwrx(sample, fp);
2080 case PERF_SYNTH_INTEL_CBR:
2081 return perf_sample__fprintf_synth_cbr(sample, fp);
2082 case PERF_SYNTH_INTEL_PSB:
2083 return perf_sample__fprintf_synth_psb(sample, fp);
2084 case PERF_SYNTH_INTEL_EVT:
2085 return perf_sample__fprintf_synth_evt(sample, fp);
2086 case PERF_SYNTH_INTEL_IFLAG_CHG:
2087 return perf_sample__fprintf_synth_iflag_chg(sample, fp);
2088 default:
2089 break;
2090 }
2091
2092 return 0;
2093 }
2094
2095 static int evlist__max_name_len(struct evlist *evlist)
2096 {
2097 struct evsel *evsel;
2098 int max = 0;
2099
2100 evlist__for_each_entry(evlist, evsel) {
2101 int len = strlen(evsel__name(evsel));
2102
2103 max = MAX(len, max);
2104 }
2105
2106 return max;
2107 }
2108
2109 static int data_src__fprintf(u64 data_src, FILE *fp)
2110 {
2111 struct mem_info *mi = mem_info__new();
2112 char decode[100];
2113 char out[100];
2114 static int maxlen;
2115 int len;
2116
2117 if (!mi)
2118 return -ENOMEM;
2119
2120 mem_info__data_src(mi)->val = data_src;
2121 perf_script__meminfo_scnprintf(decode, 100, mi);
2122 mem_info__put(mi);
2123
2124 len = scnprintf(out, 100, "%16" PRIx64 " %s", data_src, decode);
2125 if (maxlen < len)
2126 maxlen = len;
2127
2128 return fprintf(fp, "%-*s", maxlen, out);
2129 }
2130
2131 struct metric_ctx {
2132 struct perf_sample *sample;
2133 struct thread *thread;
2134 struct evsel *evsel;
2135 FILE *fp;
2136 };
2137
2138 static void script_print_metric(struct perf_stat_config *config __maybe_unused,
2139 void *ctx, const char *color,
2140 const char *fmt,
2141 const char *unit, double val)
2142 {
2143 struct metric_ctx *mctx = ctx;
2144
2145 if (!fmt)
2146 return;
2147 perf_sample__fprintf_start(NULL, mctx->sample, mctx->thread, mctx->evsel,
2148 PERF_RECORD_SAMPLE, mctx->fp);
2149 fputs("\tmetric: ", mctx->fp);
2150 if (color)
2151 color_fprintf(mctx->fp, color, fmt, val);
2152 else
2153 printf(fmt, val);
2154 fprintf(mctx->fp, " %s\n", unit);
2155 }
2156
2157 static void script_new_line(struct perf_stat_config *config __maybe_unused,
2158 void *ctx)
2159 {
2160 struct metric_ctx *mctx = ctx;
2161
2162 perf_sample__fprintf_start(NULL, mctx->sample, mctx->thread, mctx->evsel,
2163 PERF_RECORD_SAMPLE, mctx->fp);
2164 fputs("\tmetric: ", mctx->fp);
2165 }
2166
2167 static void perf_sample__fprint_metric(struct perf_script *script,
2168 struct thread *thread,
2169 struct evsel *evsel,
2170 struct perf_sample *sample,
2171 FILE *fp)
2172 {
2173 struct evsel *leader = evsel__leader(evsel);
2174 struct perf_stat_output_ctx ctx = {
2175 .print_metric = script_print_metric,
2176 .new_line = script_new_line,
2177 .ctx = &(struct metric_ctx) {
2178 .sample = sample,
2179 .thread = thread,
2180 .evsel = evsel,
2181 .fp = fp,
2182 },
2183 .force_header = false,
2184 };
2185 struct evsel *ev2;
2186 u64 val;
2187
2188 if (!evsel->stats)
2189 evlist__alloc_stats(&stat_config, script->session->evlist, /*alloc_raw=*/false);
2190 if (evsel_script(leader)->gnum++ == 0)
2191 perf_stat__reset_shadow_stats();
2192 val = sample->period * evsel->scale;
2193 evsel_script(evsel)->val = val;
2194 if (evsel_script(leader)->gnum == leader->core.nr_members) {
2195 for_each_group_member (ev2, leader) {
2196 perf_stat__print_shadow_stats(&stat_config, ev2,
2197 evsel_script(ev2)->val,
2198 sample->cpu,
2199 &ctx,
2200 NULL);
2201 }
2202 evsel_script(leader)->gnum = 0;
2203 }
2204 }
2205
2206 static bool show_event(struct perf_sample *sample,
2207 struct evsel *evsel,
2208 struct thread *thread,
2209 struct addr_location *al,
2210 struct addr_location *addr_al)
2211 {
2212 int depth = thread_stack__depth(thread, sample->cpu);
2213
2214 if (!symbol_conf.graph_function)
2215 return true;
2216
2217 if (thread__filter(thread)) {
2218 if (depth <= thread__filter_entry_depth(thread)) {
2219 thread__set_filter(thread, false);
2220 return false;
2221 }
2222 return true;
2223 } else {
2224 const char *s = symbol_conf.graph_function;
2225 u64 ip;
2226 const char *name = resolve_branch_sym(sample, evsel, thread, al, addr_al,
2227 &ip);
2228 unsigned nlen;
2229
2230 if (!name)
2231 return false;
2232 nlen = strlen(name);
2233 while (*s) {
2234 unsigned len = strcspn(s, ",");
2235 if (nlen == len && !strncmp(name, s, len)) {
2236 thread__set_filter(thread, true);
2237 thread__set_filter_entry_depth(thread, depth);
2238 return true;
2239 }
2240 s += len;
2241 if (*s == ',')
2242 s++;
2243 }
2244 return false;
2245 }
2246 }
2247
2248 static void process_event(struct perf_script *script,
2249 struct perf_sample *sample, struct evsel *evsel,
2250 struct addr_location *al,
2251 struct addr_location *addr_al,
2252 struct machine *machine)
2253 {
2254 struct thread *thread = al->thread;
2255 struct perf_event_attr *attr = &evsel->core.attr;
2256 unsigned int type = output_type(attr->type);
2257 struct evsel_script *es = evsel->priv;
2258 FILE *fp = es->fp;
2259 char str[PAGE_SIZE_NAME_LEN];
2260 const char *arch = perf_env__arch(machine->env);
2261
2262 if (output[type].fields == 0)
2263 return;
2264
2265 ++es->samples;
2266
2267 perf_sample__fprintf_start(script, sample, thread, evsel,
2268 PERF_RECORD_SAMPLE, fp);
2269
2270 if (PRINT_FIELD(PERIOD))
2271 fprintf(fp, "%10" PRIu64 " ", sample->period);
2272
2273 if (PRINT_FIELD(EVNAME)) {
2274 const char *evname = evsel__name(evsel);
2275
2276 if (!script->name_width)
2277 script->name_width = evlist__max_name_len(script->session->evlist);
2278
2279 fprintf(fp, "%*s: ", script->name_width, evname ?: "[unknown]");
2280 }
2281
2282 if (print_flags)
2283 perf_sample__fprintf_flags(sample->flags, fp);
2284
2285 if (is_bts_event(attr)) {
2286 perf_sample__fprintf_bts(sample, evsel, thread, al, addr_al, machine, fp);
2287 return;
2288 }
2289 #ifdef HAVE_LIBTRACEEVENT
2290 if (PRINT_FIELD(TRACE) && sample->raw_data) {
2291 event_format__fprintf(evsel->tp_format, sample->cpu,
2292 sample->raw_data, sample->raw_size, fp);
2293 }
2294 #endif
2295 if (attr->type == PERF_TYPE_SYNTH && PRINT_FIELD(SYNTH))
2296 perf_sample__fprintf_synth(sample, evsel, fp);
2297
2298 if (PRINT_FIELD(ADDR))
2299 perf_sample__fprintf_addr(sample, thread, attr, fp);
2300
2301 if (PRINT_FIELD(DATA_SRC))
2302 data_src__fprintf(sample->data_src, fp);
2303
2304 if (PRINT_FIELD(WEIGHT))
2305 fprintf(fp, "%16" PRIu64, sample->weight);
2306
2307 if (PRINT_FIELD(INS_LAT))
2308 fprintf(fp, "%16" PRIu16, sample->ins_lat);
2309
2310 if (PRINT_FIELD(RETIRE_LAT))
2311 fprintf(fp, "%16" PRIu16, sample->retire_lat);
2312
2313 if (PRINT_FIELD(CGROUP)) {
2314 const char *cgrp_name;
2315 struct cgroup *cgrp = cgroup__find(machine->env,
2316 sample->cgroup);
2317 if (cgrp != NULL)
2318 cgrp_name = cgrp->name;
2319 else
2320 cgrp_name = "unknown";
2321 fprintf(fp, " %s", cgrp_name);
2322 }
2323
2324 if (PRINT_FIELD(IP)) {
2325 struct callchain_cursor *cursor = NULL;
2326
2327 if (script->stitch_lbr)
2328 thread__set_lbr_stitch_enable(al->thread, true);
2329
2330 if (symbol_conf.use_callchain && sample->callchain) {
2331 cursor = get_tls_callchain_cursor();
2332 if (thread__resolve_callchain(al->thread, cursor, evsel,
2333 sample, NULL, NULL,
2334 scripting_max_stack))
2335 cursor = NULL;
2336 }
2337 fputc(cursor ? '\n' : ' ', fp);
2338 sample__fprintf_sym(sample, al, 0, output[type].print_ip_opts, cursor,
2339 symbol_conf.bt_stop_list, fp);
2340 }
2341
2342 if (PRINT_FIELD(IREGS))
2343 perf_sample__fprintf_iregs(sample, attr, arch, fp);
2344
2345 if (PRINT_FIELD(UREGS))
2346 perf_sample__fprintf_uregs(sample, attr, arch, fp);
2347
2348 if (PRINT_FIELD(BRSTACK))
2349 perf_sample__fprintf_brstack(sample, thread, attr, fp);
2350 else if (PRINT_FIELD(BRSTACKSYM))
2351 perf_sample__fprintf_brstacksym(sample, thread, attr, fp);
2352 else if (PRINT_FIELD(BRSTACKOFF))
2353 perf_sample__fprintf_brstackoff(sample, thread, attr, fp);
2354
2355 if (evsel__is_bpf_output(evsel) && PRINT_FIELD(BPF_OUTPUT))
2356 perf_sample__fprintf_bpf_output(sample, fp);
2357 perf_sample__fprintf_insn(sample, evsel, attr, thread, machine, fp, al);
2358
2359 if (PRINT_FIELD(PHYS_ADDR))
2360 fprintf(fp, "%16" PRIx64, sample->phys_addr);
2361
2362 if (PRINT_FIELD(DATA_PAGE_SIZE))
2363 fprintf(fp, " %s", get_page_size_name(sample->data_page_size, str));
2364
2365 if (PRINT_FIELD(CODE_PAGE_SIZE))
2366 fprintf(fp, " %s", get_page_size_name(sample->code_page_size, str));
2367
2368 perf_sample__fprintf_ipc(sample, attr, fp);
2369
2370 fprintf(fp, "\n");
2371
2372 if (PRINT_FIELD(SRCCODE)) {
2373 if (map__fprintf_srccode(al->map, al->addr, stdout,
2374 thread__srccode_state(thread)))
2375 printf("\n");
2376 }
2377
2378 if (PRINT_FIELD(METRIC))
2379 perf_sample__fprint_metric(script, thread, evsel, sample, fp);
2380
2381 if (verbose > 0)
2382 fflush(fp);
2383 }
2384
2385 static struct scripting_ops *scripting_ops;
2386
2387 static void __process_stat(struct evsel *counter, u64 tstamp)
2388 {
2389 int nthreads = perf_thread_map__nr(counter->core.threads);
2390 int idx, thread;
2391 struct perf_cpu cpu;
2392 static int header_printed;
2393
2394 if (!header_printed) {
2395 printf("%3s %8s %15s %15s %15s %15s %s\n",
2396 "CPU", "THREAD", "VAL", "ENA", "RUN", "TIME", "EVENT");
2397 header_printed = 1;
2398 }
2399
2400 for (thread = 0; thread < nthreads; thread++) {
2401 perf_cpu_map__for_each_cpu(cpu, idx, evsel__cpus(counter)) {
2402 struct perf_counts_values *counts;
2403
2404 counts = perf_counts(counter->counts, idx, thread);
2405
2406 printf("%3d %8d %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %s\n",
2407 cpu.cpu,
2408 perf_thread_map__pid(counter->core.threads, thread),
2409 counts->val,
2410 counts->ena,
2411 counts->run,
2412 tstamp,
2413 evsel__name(counter));
2414 }
2415 }
2416 }
2417
2418 static void process_stat(struct evsel *counter, u64 tstamp)
2419 {
2420 if (scripting_ops && scripting_ops->process_stat)
2421 scripting_ops->process_stat(&stat_config, counter, tstamp);
2422 else
2423 __process_stat(counter, tstamp);
2424 }
2425
2426 static void process_stat_interval(u64 tstamp)
2427 {
2428 if (scripting_ops && scripting_ops->process_stat_interval)
2429 scripting_ops->process_stat_interval(tstamp);
2430 }
2431
2432 static void setup_scripting(void)
2433 {
2434 #ifdef HAVE_LIBTRACEEVENT
2435 setup_perl_scripting();
2436 #endif
2437 setup_python_scripting();
2438 }
2439
2440 static int flush_scripting(void)
2441 {
2442 return scripting_ops ? scripting_ops->flush_script() : 0;
2443 }
2444
2445 static int cleanup_scripting(void)
2446 {
2447 pr_debug("\nperf script stopped\n");
2448
2449 return scripting_ops ? scripting_ops->stop_script() : 0;
2450 }
2451
2452 static bool filter_cpu(struct perf_sample *sample)
2453 {
2454 if (cpu_list && sample->cpu != (u32)-1)
2455 return !test_bit(sample->cpu, cpu_bitmap);
2456 return false;
2457 }
2458
2459 static int process_sample_event(const struct perf_tool *tool,
2460 union perf_event *event,
2461 struct perf_sample *sample,
2462 struct evsel *evsel,
2463 struct machine *machine)
2464 {
2465 struct perf_script *scr = container_of(tool, struct perf_script, tool);
2466 struct addr_location al;
2467 struct addr_location addr_al;
2468 int ret = 0;
2469
2470 /* Set thread to NULL to indicate addr_al and al are not initialized */
2471 addr_location__init(&al);
2472 addr_location__init(&addr_al);
2473
2474 ret = dlfilter__filter_event_early(dlfilter, event, sample, evsel, machine, &al, &addr_al);
2475 if (ret) {
2476 if (ret > 0)
2477 ret = 0;
2478 goto out_put;
2479 }
2480
2481 if (perf_time__ranges_skip_sample(scr->ptime_range, scr->range_num,
2482 sample->time)) {
2483 goto out_put;
2484 }
2485
2486 if (debug_mode) {
2487 if (sample->time < last_timestamp) {
2488 pr_err("Samples misordered, previous: %" PRIu64
2489 " this: %" PRIu64 "\n", last_timestamp,
2490 sample->time);
2491 nr_unordered++;
2492 }
2493 last_timestamp = sample->time;
2494 goto out_put;
2495 }
2496
2497 if (filter_cpu(sample))
2498 goto out_put;
2499
2500 if (!al.thread && machine__resolve(machine, &al, sample) < 0) {
2501 pr_err("problem processing %d event, skipping it.\n",
2502 event->header.type);
2503 ret = -1;
2504 goto out_put;
2505 }
2506
2507 if (al.filtered)
2508 goto out_put;
2509
2510 if (!show_event(sample, evsel, al.thread, &al, &addr_al))
2511 goto out_put;
2512
2513 if (evswitch__discard(&scr->evswitch, evsel))
2514 goto out_put;
2515
2516 ret = dlfilter__filter_event(dlfilter, event, sample, evsel, machine, &al, &addr_al);
2517 if (ret) {
2518 if (ret > 0)
2519 ret = 0;
2520 goto out_put;
2521 }
2522
2523 if (scripting_ops) {
2524 struct addr_location *addr_al_ptr = NULL;
2525
2526 if ((evsel->core.attr.sample_type & PERF_SAMPLE_ADDR) &&
2527 sample_addr_correlates_sym(&evsel->core.attr)) {
2528 if (!addr_al.thread)
2529 thread__resolve(al.thread, &addr_al, sample);
2530 addr_al_ptr = &addr_al;
2531 }
2532 scripting_ops->process_event(event, sample, evsel, &al, addr_al_ptr);
2533 } else {
2534 process_event(scr, sample, evsel, &al, &addr_al, machine);
2535 }
2536
2537 out_put:
2538 addr_location__exit(&addr_al);
2539 addr_location__exit(&al);
2540 return ret;
2541 }
2542
2543 // Used when scr->per_event_dump is not set
2544 static struct evsel_script es_stdout;
2545
2546 static int process_attr(const struct perf_tool *tool, union perf_event *event,
2547 struct evlist **pevlist)
2548 {
2549 struct perf_script *scr = container_of(tool, struct perf_script, tool);
2550 struct evlist *evlist;
2551 struct evsel *evsel, *pos;
2552 u64 sample_type;
2553 int err;
2554
2555 err = perf_event__process_attr(tool, event, pevlist);
2556 if (err)
2557 return err;
2558
2559 evlist = *pevlist;
2560 evsel = evlist__last(*pevlist);
2561
2562 if (!evsel->priv) {
2563 if (scr->per_event_dump) {
2564 evsel->priv = evsel_script__new(evsel, scr->session->data);
2565 if (!evsel->priv)
2566 return -ENOMEM;
2567 } else { // Replicate what is done in perf_script__setup_per_event_dump()
2568 es_stdout.fp = stdout;
2569 evsel->priv = &es_stdout;
2570 }
2571 }
2572
2573 if (evsel->core.attr.type >= PERF_TYPE_MAX &&
2574 evsel->core.attr.type != PERF_TYPE_SYNTH)
2575 return 0;
2576
2577 evlist__for_each_entry(evlist, pos) {
2578 if (pos->core.attr.type == evsel->core.attr.type && pos != evsel)
2579 return 0;
2580 }
2581
2582 if (evsel->core.attr.sample_type) {
2583 err = evsel__check_attr(evsel, scr->session);
2584 if (err)
2585 return err;
2586 }
2587
2588 /*
2589 * Check if we need to enable callchains based
2590 * on events sample_type.
2591 */
2592 sample_type = evlist__combined_sample_type(evlist);
2593 callchain_param_setup(sample_type, perf_env__arch((*pevlist)->env));
2594
2595 /* Enable fields for callchain entries */
2596 if (symbol_conf.use_callchain &&
2597 (sample_type & PERF_SAMPLE_CALLCHAIN ||
2598 sample_type & PERF_SAMPLE_BRANCH_STACK ||
2599 (sample_type & PERF_SAMPLE_REGS_USER &&
2600 sample_type & PERF_SAMPLE_STACK_USER))) {
2601 int type = output_type(evsel->core.attr.type);
2602
2603 if (!(output[type].user_unset_fields & PERF_OUTPUT_IP))
2604 output[type].fields |= PERF_OUTPUT_IP;
2605 if (!(output[type].user_unset_fields & PERF_OUTPUT_SYM))
2606 output[type].fields |= PERF_OUTPUT_SYM;
2607 }
2608 set_print_ip_opts(&evsel->core.attr);
2609 return 0;
2610 }
2611
2612 static int print_event_with_time(const struct perf_tool *tool,
2613 union perf_event *event,
2614 struct perf_sample *sample,
2615 struct machine *machine,
2616 pid_t pid, pid_t tid, u64 timestamp)
2617 {
2618 struct perf_script *script = container_of(tool, struct perf_script, tool);
2619 struct perf_session *session = script->session;
2620 struct evsel *evsel = evlist__id2evsel(session->evlist, sample->id);
2621 struct thread *thread = NULL;
2622
2623 if (evsel && !evsel->core.attr.sample_id_all) {
2624 sample->cpu = 0;
2625 sample->time = timestamp;
2626 sample->pid = pid;
2627 sample->tid = tid;
2628 }
2629
2630 if (filter_cpu(sample))
2631 return 0;
2632
2633 if (tid != -1)
2634 thread = machine__findnew_thread(machine, pid, tid);
2635
2636 if (evsel) {
2637 perf_sample__fprintf_start(script, sample, thread, evsel,
2638 event->header.type, stdout);
2639 }
2640
2641 perf_event__fprintf(event, machine, stdout);
2642
2643 thread__put(thread);
2644
2645 return 0;
2646 }
2647
2648 static int print_event(const struct perf_tool *tool, union perf_event *event,
2649 struct perf_sample *sample, struct machine *machine,
2650 pid_t pid, pid_t tid)
2651 {
2652 return print_event_with_time(tool, event, sample, machine, pid, tid, 0);
2653 }
2654
2655 static int process_comm_event(const struct perf_tool *tool,
2656 union perf_event *event,
2657 struct perf_sample *sample,
2658 struct machine *machine)
2659 {
2660 if (perf_event__process_comm(tool, event, sample, machine) < 0)
2661 return -1;
2662
2663 return print_event(tool, event, sample, machine, event->comm.pid,
2664 event->comm.tid);
2665 }
2666
2667 static int process_namespaces_event(const struct perf_tool *tool,
2668 union perf_event *event,
2669 struct perf_sample *sample,
2670 struct machine *machine)
2671 {
2672 if (perf_event__process_namespaces(tool, event, sample, machine) < 0)
2673 return -1;
2674
2675 return print_event(tool, event, sample, machine, event->namespaces.pid,
2676 event->namespaces.tid);
2677 }
2678
2679 static int process_cgroup_event(const struct perf_tool *tool,
2680 union perf_event *event,
2681 struct perf_sample *sample,
2682 struct machine *machine)
2683 {
2684 if (perf_event__process_cgroup(tool, event, sample, machine) < 0)
2685 return -1;
2686
2687 return print_event(tool, event, sample, machine, sample->pid,
2688 sample->tid);
2689 }
2690
2691 static int process_fork_event(const struct perf_tool *tool,
2692 union perf_event *event,
2693 struct perf_sample *sample,
2694 struct machine *machine)
2695 {
2696 if (perf_event__process_fork(tool, event, sample, machine) < 0)
2697 return -1;
2698
2699 return print_event_with_time(tool, event, sample, machine,
2700 event->fork.pid, event->fork.tid,
2701 event->fork.time);
2702 }
2703 static int process_exit_event(const struct perf_tool *tool,
2704 union perf_event *event,
2705 struct perf_sample *sample,
2706 struct machine *machine)
2707 {
2708 /* Print before 'exit' deletes anything */
2709 if (print_event_with_time(tool, event, sample, machine, event->fork.pid,
2710 event->fork.tid, event->fork.time))
2711 return -1;
2712
2713 return perf_event__process_exit(tool, event, sample, machine);
2714 }
2715
2716 static int process_mmap_event(const struct perf_tool *tool,
2717 union perf_event *event,
2718 struct perf_sample *sample,
2719 struct machine *machine)
2720 {
2721 if (perf_event__process_mmap(tool, event, sample, machine) < 0)
2722 return -1;
2723
2724 return print_event(tool, event, sample, machine, event->mmap.pid,
2725 event->mmap.tid);
2726 }
2727
2728 static int process_mmap2_event(const struct perf_tool *tool,
2729 union perf_event *event,
2730 struct perf_sample *sample,
2731 struct machine *machine)
2732 {
2733 if (perf_event__process_mmap2(tool, event, sample, machine) < 0)
2734 return -1;
2735
2736 return print_event(tool, event, sample, machine, event->mmap2.pid,
2737 event->mmap2.tid);
2738 }
2739
2740 static int process_switch_event(const struct perf_tool *tool,
2741 union perf_event *event,
2742 struct perf_sample *sample,
2743 struct machine *machine)
2744 {
2745 struct perf_script *script = container_of(tool, struct perf_script, tool);
2746
2747 if (perf_event__process_switch(tool, event, sample, machine) < 0)
2748 return -1;
2749
2750 if (scripting_ops && scripting_ops->process_switch && !filter_cpu(sample))
2751 scripting_ops->process_switch(event, sample, machine);
2752
2753 if (!script->show_switch_events)
2754 return 0;
2755
2756 return print_event(tool, event, sample, machine, sample->pid,
2757 sample->tid);
2758 }
2759
2760 static int process_auxtrace_error(struct perf_session *session,
2761 union perf_event *event)
2762 {
2763 if (scripting_ops && scripting_ops->process_auxtrace_error) {
2764 scripting_ops->process_auxtrace_error(session, event);
2765 return 0;
2766 }
2767
2768 return perf_event__process_auxtrace_error(session, event);
2769 }
2770
2771 static int
2772 process_lost_event(const struct perf_tool *tool,
2773 union perf_event *event,
2774 struct perf_sample *sample,
2775 struct machine *machine)
2776 {
2777 return print_event(tool, event, sample, machine, sample->pid,
2778 sample->tid);
2779 }
2780
2781 static int
2782 process_throttle_event(const struct perf_tool *tool __maybe_unused,
2783 union perf_event *event,
2784 struct perf_sample *sample,
2785 struct machine *machine)
2786 {
2787 if (scripting_ops && scripting_ops->process_throttle)
2788 scripting_ops->process_throttle(event, sample, machine);
2789 return 0;
2790 }
2791
2792 static int
2793 process_finished_round_event(const struct perf_tool *tool __maybe_unused,
2794 union perf_event *event,
2795 struct ordered_events *oe __maybe_unused)
2796
2797 {
2798 perf_event__fprintf(event, NULL, stdout);
2799 return 0;
2800 }
2801
2802 static int
2803 process_bpf_events(const struct perf_tool *tool __maybe_unused,
2804 union perf_event *event,
2805 struct perf_sample *sample,
2806 struct machine *machine)
2807 {
2808 if (machine__process_ksymbol(machine, event, sample) < 0)
2809 return -1;
2810
2811 return print_event(tool, event, sample, machine, sample->pid,
2812 sample->tid);
2813 }
2814
2815 static int process_text_poke_events(const struct perf_tool *tool,
2816 union perf_event *event,
2817 struct perf_sample *sample,
2818 struct machine *machine)
2819 {
2820 if (perf_event__process_text_poke(tool, event, sample, machine) < 0)
2821 return -1;
2822
2823 return print_event(tool, event, sample, machine, sample->pid,
2824 sample->tid);
2825 }
2826
2827 static void sig_handler(int sig __maybe_unused)
2828 {
2829 session_done = 1;
2830 }
2831
2832 static void perf_script__fclose_per_event_dump(struct perf_script *script)
2833 {
2834 struct evlist *evlist = script->session->evlist;
2835 struct evsel *evsel;
2836
2837 evlist__for_each_entry(evlist, evsel) {
2838 if (!evsel->priv)
2839 break;
2840 evsel_script__delete(evsel->priv);
2841 evsel->priv = NULL;
2842 }
2843 }
2844
2845 static int perf_script__fopen_per_event_dump(struct perf_script *script)
2846 {
2847 struct evsel *evsel;
2848
2849 evlist__for_each_entry(script->session->evlist, evsel) {
2850 /*
2851 * Already setup? I.e. we may be called twice in cases like
2852 * Intel PT, one for the intel_pt// and dummy events, then
2853 * for the evsels synthesized from the auxtrace info.
2854 *
2855 * Ses perf_script__process_auxtrace_info.
2856 */
2857 if (evsel->priv != NULL)
2858 continue;
2859
2860 evsel->priv = evsel_script__new(evsel, script->session->data);
2861 if (evsel->priv == NULL)
2862 goto out_err_fclose;
2863 }
2864
2865 return 0;
2866
2867 out_err_fclose:
2868 perf_script__fclose_per_event_dump(script);
2869 return -1;
2870 }
2871
2872 static int perf_script__setup_per_event_dump(struct perf_script *script)
2873 {
2874 struct evsel *evsel;
2875
2876 if (script->per_event_dump)
2877 return perf_script__fopen_per_event_dump(script);
2878
2879 es_stdout.fp = stdout;
2880
2881 evlist__for_each_entry(script->session->evlist, evsel)
2882 evsel->priv = &es_stdout;
2883
2884 return 0;
2885 }
2886
2887 static void perf_script__exit_per_event_dump_stats(struct perf_script *script)
2888 {
2889 struct evsel *evsel;
2890
2891 evlist__for_each_entry(script->session->evlist, evsel) {
2892 struct evsel_script *es = evsel->priv;
2893
2894 evsel_script__fprintf(es, stdout);
2895 evsel_script__delete(es);
2896 evsel->priv = NULL;
2897 }
2898 }
2899
2900 static void perf_script__exit(struct perf_script *script)
2901 {
2902 perf_thread_map__put(script->threads);
2903 perf_cpu_map__put(script->cpus);
2904 }
2905
2906 static int __cmd_script(struct perf_script *script)
2907 {
2908 int ret;
2909
2910 signal(SIGINT, sig_handler);
2911
2912 /* override event processing functions */
2913 if (script->show_task_events) {
2914 script->tool.comm = process_comm_event;
2915 script->tool.fork = process_fork_event;
2916 script->tool.exit = process_exit_event;
2917 }
2918 if (script->show_mmap_events) {
2919 script->tool.mmap = process_mmap_event;
2920 script->tool.mmap2 = process_mmap2_event;
2921 }
2922 if (script->show_switch_events || (scripting_ops && scripting_ops->process_switch))
2923 script->tool.context_switch = process_switch_event;
2924 if (scripting_ops && scripting_ops->process_auxtrace_error)
2925 script->tool.auxtrace_error = process_auxtrace_error;
2926 if (script->show_namespace_events)
2927 script->tool.namespaces = process_namespaces_event;
2928 if (script->show_cgroup_events)
2929 script->tool.cgroup = process_cgroup_event;
2930 if (script->show_lost_events)
2931 script->tool.lost = process_lost_event;
2932 if (script->show_round_events) {
2933 script->tool.ordered_events = false;
2934 script->tool.finished_round = process_finished_round_event;
2935 }
2936 if (script->show_bpf_events) {
2937 script->tool.ksymbol = process_bpf_events;
2938 script->tool.bpf = process_bpf_events;
2939 }
2940 if (script->show_text_poke_events) {
2941 script->tool.ksymbol = process_bpf_events;
2942 script->tool.text_poke = process_text_poke_events;
2943 }
2944
2945 if (perf_script__setup_per_event_dump(script)) {
2946 pr_err("Couldn't create the per event dump files\n");
2947 return -1;
2948 }
2949
2950 ret = perf_session__process_events(script->session);
2951
2952 if (script->per_event_dump)
2953 perf_script__exit_per_event_dump_stats(script);
2954
2955 if (debug_mode)
2956 pr_err("Misordered timestamps: %" PRIu64 "\n", nr_unordered);
2957
2958 return ret;
2959 }
2960
2961 struct script_spec {
2962 struct list_head node;
2963 struct scripting_ops *ops;
2964 char spec[];
2965 };
2966
2967 static LIST_HEAD(script_specs);
2968
2969 static struct script_spec *script_spec__new(const char *spec,
2970 struct scripting_ops *ops)
2971 {
2972 struct script_spec *s = malloc(sizeof(*s) + strlen(spec) + 1);
2973
2974 if (s != NULL) {
2975 strcpy(s->spec, spec);
2976 s->ops = ops;
2977 }
2978
2979 return s;
2980 }
2981
2982 static void script_spec__add(struct script_spec *s)
2983 {
2984 list_add_tail(&s->node, &script_specs);
2985 }
2986
2987 static struct script_spec *script_spec__find(const char *spec)
2988 {
2989 struct script_spec *s;
2990
2991 list_for_each_entry(s, &script_specs, node)
2992 if (strcasecmp(s->spec, spec) == 0)
2993 return s;
2994 return NULL;
2995 }
2996
2997 int script_spec_register(const char *spec, struct scripting_ops *ops)
2998 {
2999 struct script_spec *s;
3000
3001 s = script_spec__find(spec);
3002 if (s)
3003 return -1;
3004
3005 s = script_spec__new(spec, ops);
3006 if (!s)
3007 return -1;
3008 else
3009 script_spec__add(s);
3010
3011 return 0;
3012 }
3013
3014 static struct scripting_ops *script_spec__lookup(const char *spec)
3015 {
3016 struct script_spec *s = script_spec__find(spec);
3017 if (!s)
3018 return NULL;
3019
3020 return s->ops;
3021 }
3022
3023 static void list_available_languages(void)
3024 {
3025 struct script_spec *s;
3026
3027 fprintf(stderr, "\n");
3028 fprintf(stderr, "Scripting language extensions (used in "
3029 "perf script -s [spec:]script.[spec]):\n\n");
3030
3031 list_for_each_entry(s, &script_specs, node)
3032 fprintf(stderr, " %-42s [%s]\n", s->spec, s->ops->name);
3033
3034 fprintf(stderr, "\n");
3035 }
3036
3037 /* Find script file relative to current directory or exec path */
3038 static char *find_script(const char *script)
3039 {
3040 char path[PATH_MAX];
3041
3042 if (!scripting_ops) {
3043 const char *ext = strrchr(script, '.');
3044
3045 if (!ext)
3046 return NULL;
3047
3048 scripting_ops = script_spec__lookup(++ext);
3049 if (!scripting_ops)
3050 return NULL;
3051 }
3052
3053 if (access(script, R_OK)) {
3054 char *exec_path = get_argv_exec_path();
3055
3056 if (!exec_path)
3057 return NULL;
3058 snprintf(path, sizeof(path), "%s/scripts/%s/%s",
3059 exec_path, scripting_ops->dirname, script);
3060 free(exec_path);
3061 script = path;
3062 if (access(script, R_OK))
3063 return NULL;
3064 }
3065 return strdup(script);
3066 }
3067
3068 static int parse_scriptname(const struct option *opt __maybe_unused,
3069 const char *str, int unset __maybe_unused)
3070 {
3071 char spec[PATH_MAX];
3072 const char *script, *ext;
3073 int len;
3074
3075 if (strcmp(str, "lang") == 0) {
3076 list_available_languages();
3077 exit(0);
3078 }
3079
3080 script = strchr(str, ':');
3081 if (script) {
3082 len = script - str;
3083 if (len >= PATH_MAX) {
3084 fprintf(stderr, "invalid language specifier");
3085 return -1;
3086 }
3087 strncpy(spec, str, len);
3088 spec[len] = '\0';
3089 scripting_ops = script_spec__lookup(spec);
3090 if (!scripting_ops) {
3091 fprintf(stderr, "invalid language specifier");
3092 return -1;
3093 }
3094 script++;
3095 } else {
3096 script = str;
3097 ext = strrchr(script, '.');
3098 if (!ext) {
3099 fprintf(stderr, "invalid script extension");
3100 return -1;
3101 }
3102 scripting_ops = script_spec__lookup(++ext);
3103 if (!scripting_ops) {
3104 fprintf(stderr, "invalid script extension");
3105 return -1;
3106 }
3107 }
3108
3109 script_name = find_script(script);
3110 if (!script_name)
3111 script_name = strdup(script);
3112
3113 return 0;
3114 }
3115
3116 static int parse_output_fields(const struct option *opt __maybe_unused,
3117 const char *arg, int unset __maybe_unused)
3118 {
3119 char *tok, *strtok_saveptr = NULL;
3120 int i, imax = ARRAY_SIZE(all_output_options);
3121 int j;
3122 int rc = 0;
3123 char *str = strdup(arg);
3124 int type = -1;
3125 enum { DEFAULT, SET, ADD, REMOVE } change = DEFAULT;
3126
3127 if (!str)
3128 return -ENOMEM;
3129
3130 /* first word can state for which event type the user is specifying
3131 * the fields. If no type exists, the specified fields apply to all
3132 * event types found in the file minus the invalid fields for a type.
3133 */
3134 tok = strchr(str, ':');
3135 if (tok) {
3136 *tok = '\0';
3137 tok++;
3138 if (!strcmp(str, "hw"))
3139 type = PERF_TYPE_HARDWARE;
3140 else if (!strcmp(str, "sw"))
3141 type = PERF_TYPE_SOFTWARE;
3142 else if (!strcmp(str, "trace"))
3143 type = PERF_TYPE_TRACEPOINT;
3144 else if (!strcmp(str, "raw"))
3145 type = PERF_TYPE_RAW;
3146 else if (!strcmp(str, "break"))
3147 type = PERF_TYPE_BREAKPOINT;
3148 else if (!strcmp(str, "synth"))
3149 type = OUTPUT_TYPE_SYNTH;
3150 else {
3151 fprintf(stderr, "Invalid event type in field string.\n");
3152 rc = -EINVAL;
3153 goto out;
3154 }
3155
3156 if (output[type].user_set)
3157 pr_warning("Overriding previous field request for %s events.\n",
3158 event_type(type));
3159
3160 /* Don't override defaults for +- */
3161 if (strchr(tok, '+') || strchr(tok, '-'))
3162 goto parse;
3163
3164 output[type].fields = 0;
3165 output[type].user_set = true;
3166 output[type].wildcard_set = false;
3167
3168 } else {
3169 tok = str;
3170 if (strlen(str) == 0) {
3171 fprintf(stderr,
3172 "Cannot set fields to 'none' for all event types.\n");
3173 rc = -EINVAL;
3174 goto out;
3175 }
3176
3177 /* Don't override defaults for +- */
3178 if (strchr(str, '+') || strchr(str, '-'))
3179 goto parse;
3180
3181 if (output_set_by_user())
3182 pr_warning("Overriding previous field request for all events.\n");
3183
3184 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
3185 output[j].fields = 0;
3186 output[j].user_set = true;
3187 output[j].wildcard_set = true;
3188 }
3189 }
3190
3191 parse:
3192 for (tok = strtok_r(tok, ",", &strtok_saveptr); tok; tok = strtok_r(NULL, ",", &strtok_saveptr)) {
3193 if (*tok == '+') {
3194 if (change == SET)
3195 goto out_badmix;
3196 change = ADD;
3197 tok++;
3198 } else if (*tok == '-') {
3199 if (change == SET)
3200 goto out_badmix;
3201 change = REMOVE;
3202 tok++;
3203 } else {
3204 if (change != SET && change != DEFAULT)
3205 goto out_badmix;
3206 change = SET;
3207 }
3208
3209 for (i = 0; i < imax; ++i) {
3210 if (strcmp(tok, all_output_options[i].str) == 0)
3211 break;
3212 }
3213 if (i == imax && strcmp(tok, "flags") == 0) {
3214 print_flags = change != REMOVE;
3215 continue;
3216 }
3217 if (i == imax) {
3218 fprintf(stderr, "Invalid field requested.\n");
3219 rc = -EINVAL;
3220 goto out;
3221 }
3222 #ifndef HAVE_LIBCAPSTONE_SUPPORT
3223 if (change != REMOVE && strcmp(tok, "disasm") == 0) {
3224 fprintf(stderr, "Field \"disasm\" requires perf to be built with libcapstone support.\n");
3225 rc = -EINVAL;
3226 goto out;
3227 }
3228 #endif
3229
3230 if (type == -1) {
3231 /* add user option to all events types for
3232 * which it is valid
3233 */
3234 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
3235 if (output[j].invalid_fields & all_output_options[i].field) {
3236 pr_warning("\'%s\' not valid for %s events. Ignoring.\n",
3237 all_output_options[i].str, event_type(j));
3238 } else {
3239 if (change == REMOVE) {
3240 output[j].fields &= ~all_output_options[i].field;
3241 output[j].user_set_fields &= ~all_output_options[i].field;
3242 output[j].user_unset_fields |= all_output_options[i].field;
3243 } else {
3244 output[j].fields |= all_output_options[i].field;
3245 output[j].user_set_fields |= all_output_options[i].field;
3246 output[j].user_unset_fields &= ~all_output_options[i].field;
3247 }
3248 output[j].user_set = true;
3249 output[j].wildcard_set = true;
3250 }
3251 }
3252 } else {
3253 if (output[type].invalid_fields & all_output_options[i].field) {
3254 fprintf(stderr, "\'%s\' not valid for %s events.\n",
3255 all_output_options[i].str, event_type(type));
3256
3257 rc = -EINVAL;
3258 goto out;
3259 }
3260 if (change == REMOVE)
3261 output[type].fields &= ~all_output_options[i].field;
3262 else
3263 output[type].fields |= all_output_options[i].field;
3264 output[type].user_set = true;
3265 output[type].wildcard_set = true;
3266 }
3267 }
3268
3269 if (type >= 0) {
3270 if (output[type].fields == 0) {
3271 pr_debug("No fields requested for %s type. "
3272 "Events will not be displayed.\n", event_type(type));
3273 }
3274 }
3275 goto out;
3276
3277 out_badmix:
3278 fprintf(stderr, "Cannot mix +-field with overridden fields\n");
3279 rc = -EINVAL;
3280 out:
3281 free(str);
3282 return rc;
3283 }
3284
3285 #define for_each_lang(scripts_path, scripts_dir, lang_dirent) \
3286 while ((lang_dirent = readdir(scripts_dir)) != NULL) \
3287 if ((lang_dirent->d_type == DT_DIR || \
3288 (lang_dirent->d_type == DT_UNKNOWN && \
3289 is_directory(scripts_path, lang_dirent))) && \
3290 (strcmp(lang_dirent->d_name, ".")) && \
3291 (strcmp(lang_dirent->d_name, "..")))
3292
3293 #define for_each_script(lang_path, lang_dir, script_dirent) \
3294 while ((script_dirent = readdir(lang_dir)) != NULL) \
3295 if (script_dirent->d_type != DT_DIR && \
3296 (script_dirent->d_type != DT_UNKNOWN || \
3297 !is_directory(lang_path, script_dirent)))
3298
3299
3300 #define RECORD_SUFFIX "-record"
3301 #define REPORT_SUFFIX "-report"
3302
3303 struct script_desc {
3304 struct list_head node;
3305 char *name;
3306 char *half_liner;
3307 char *args;
3308 };
3309
3310 static LIST_HEAD(script_descs);
3311
3312 static struct script_desc *script_desc__new(const char *name)
3313 {
3314 struct script_desc *s = zalloc(sizeof(*s));
3315
3316 if (s != NULL && name)
3317 s->name = strdup(name);
3318
3319 return s;
3320 }
3321
3322 static void script_desc__delete(struct script_desc *s)
3323 {
3324 zfree(&s->name);
3325 zfree(&s->half_liner);
3326 zfree(&s->args);
3327 free(s);
3328 }
3329
3330 static void script_desc__add(struct script_desc *s)
3331 {
3332 list_add_tail(&s->node, &script_descs);
3333 }
3334
3335 static struct script_desc *script_desc__find(const char *name)
3336 {
3337 struct script_desc *s;
3338
3339 list_for_each_entry(s, &script_descs, node)
3340 if (strcasecmp(s->name, name) == 0)
3341 return s;
3342 return NULL;
3343 }
3344
3345 static struct script_desc *script_desc__findnew(const char *name)
3346 {
3347 struct script_desc *s = script_desc__find(name);
3348
3349 if (s)
3350 return s;
3351
3352 s = script_desc__new(name);
3353 if (!s)
3354 return NULL;
3355
3356 script_desc__add(s);
3357
3358 return s;
3359 }
3360
3361 static const char *ends_with(const char *str, const char *suffix)
3362 {
3363 size_t suffix_len = strlen(suffix);
3364 const char *p = str;
3365
3366 if (strlen(str) > suffix_len) {
3367 p = str + strlen(str) - suffix_len;
3368 if (!strncmp(p, suffix, suffix_len))
3369 return p;
3370 }
3371
3372 return NULL;
3373 }
3374
3375 static int read_script_info(struct script_desc *desc, const char *filename)
3376 {
3377 char line[BUFSIZ], *p;
3378 FILE *fp;
3379
3380 fp = fopen(filename, "r");
3381 if (!fp)
3382 return -1;
3383
3384 while (fgets(line, sizeof(line), fp)) {
3385 p = skip_spaces(line);
3386 if (strlen(p) == 0)
3387 continue;
3388 if (*p != '#')
3389 continue;
3390 p++;
3391 if (strlen(p) && *p == '!')
3392 continue;
3393
3394 p = skip_spaces(p);
3395 if (strlen(p) && p[strlen(p) - 1] == '\n')
3396 p[strlen(p) - 1] = '\0';
3397
3398 if (!strncmp(p, "description:", strlen("description:"))) {
3399 p += strlen("description:");
3400 desc->half_liner = strdup(skip_spaces(p));
3401 continue;
3402 }
3403
3404 if (!strncmp(p, "args:", strlen("args:"))) {
3405 p += strlen("args:");
3406 desc->args = strdup(skip_spaces(p));
3407 continue;
3408 }
3409 }
3410
3411 fclose(fp);
3412
3413 return 0;
3414 }
3415
3416 static char *get_script_root(struct dirent *script_dirent, const char *suffix)
3417 {
3418 char *script_root, *str;
3419
3420 script_root = strdup(script_dirent->d_name);
3421 if (!script_root)
3422 return NULL;
3423
3424 str = (char *)ends_with(script_root, suffix);
3425 if (!str) {
3426 free(script_root);
3427 return NULL;
3428 }
3429
3430 *str = '\0';
3431 return script_root;
3432 }
3433
3434 static int list_available_scripts(const struct option *opt __maybe_unused,
3435 const char *s __maybe_unused,
3436 int unset __maybe_unused)
3437 {
3438 struct dirent *script_dirent, *lang_dirent;
3439 char *buf, *scripts_path, *script_path, *lang_path, *first_half;
3440 DIR *scripts_dir, *lang_dir;
3441 struct script_desc *desc;
3442 char *script_root;
3443
3444 buf = malloc(3 * MAXPATHLEN + BUFSIZ);
3445 if (!buf) {
3446 pr_err("malloc failed\n");
3447 exit(-1);
3448 }
3449 scripts_path = buf;
3450 script_path = buf + MAXPATHLEN;
3451 lang_path = buf + 2 * MAXPATHLEN;
3452 first_half = buf + 3 * MAXPATHLEN;
3453
3454 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
3455
3456 scripts_dir = opendir(scripts_path);
3457 if (!scripts_dir) {
3458 fprintf(stdout,
3459 "open(%s) failed.\n"
3460 "Check \"PERF_EXEC_PATH\" env to set scripts dir.\n",
3461 scripts_path);
3462 free(buf);
3463 exit(-1);
3464 }
3465
3466 for_each_lang(scripts_path, scripts_dir, lang_dirent) {
3467 scnprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path,
3468 lang_dirent->d_name);
3469 lang_dir = opendir(lang_path);
3470 if (!lang_dir)
3471 continue;
3472
3473 for_each_script(lang_path, lang_dir, script_dirent) {
3474 script_root = get_script_root(script_dirent, REPORT_SUFFIX);
3475 if (script_root) {
3476 desc = script_desc__findnew(script_root);
3477 scnprintf(script_path, MAXPATHLEN, "%s/%s",
3478 lang_path, script_dirent->d_name);
3479 read_script_info(desc, script_path);
3480 free(script_root);
3481 }
3482 }
3483 }
3484
3485 fprintf(stdout, "List of available trace scripts:\n");
3486 list_for_each_entry(desc, &script_descs, node) {
3487 sprintf(first_half, "%s %s", desc->name,
3488 desc->args ? desc->args : "");
3489 fprintf(stdout, " %-36s %s\n", first_half,
3490 desc->half_liner ? desc->half_liner : "");
3491 }
3492
3493 free(buf);
3494 exit(0);
3495 }
3496
3497 static int add_dlarg(const struct option *opt __maybe_unused,
3498 const char *s, int unset __maybe_unused)
3499 {
3500 char *arg = strdup(s);
3501 void *a;
3502
3503 if (!arg)
3504 return -1;
3505
3506 a = realloc(dlargv, sizeof(dlargv[0]) * (dlargc + 1));
3507 if (!a) {
3508 free(arg);
3509 return -1;
3510 }
3511
3512 dlargv = a;
3513 dlargv[dlargc++] = arg;
3514
3515 return 0;
3516 }
3517
3518 static void free_dlarg(void)
3519 {
3520 while (dlargc--)
3521 free(dlargv[dlargc]);
3522 free(dlargv);
3523 }
3524
3525 /*
3526 * Some scripts specify the required events in their "xxx-record" file,
3527 * this function will check if the events in perf.data match those
3528 * mentioned in the "xxx-record".
3529 *
3530 * Fixme: All existing "xxx-record" are all in good formats "-e event ",
3531 * which is covered well now. And new parsing code should be added to
3532 * cover the future complex formats like event groups etc.
3533 */
3534 static int check_ev_match(char *dir_name, char *scriptname,
3535 struct perf_session *session)
3536 {
3537 char filename[MAXPATHLEN], evname[128];
3538 char line[BUFSIZ], *p;
3539 struct evsel *pos;
3540 int match, len;
3541 FILE *fp;
3542
3543 scnprintf(filename, MAXPATHLEN, "%s/bin/%s-record", dir_name, scriptname);
3544
3545 fp = fopen(filename, "r");
3546 if (!fp)
3547 return -1;
3548
3549 while (fgets(line, sizeof(line), fp)) {
3550 p = skip_spaces(line);
3551 if (*p == '#')
3552 continue;
3553
3554 while (strlen(p)) {
3555 p = strstr(p, "-e");
3556 if (!p)
3557 break;
3558
3559 p += 2;
3560 p = skip_spaces(p);
3561 len = strcspn(p, " \t");
3562 if (!len)
3563 break;
3564
3565 snprintf(evname, len + 1, "%s", p);
3566
3567 match = 0;
3568 evlist__for_each_entry(session->evlist, pos) {
3569 if (evsel__name_is(pos, evname)) {
3570 match = 1;
3571 break;
3572 }
3573 }
3574
3575 if (!match) {
3576 fclose(fp);
3577 return -1;
3578 }
3579 }
3580 }
3581
3582 fclose(fp);
3583 return 0;
3584 }
3585
3586 /*
3587 * Return -1 if none is found, otherwise the actual scripts number.
3588 *
3589 * Currently the only user of this function is the script browser, which
3590 * will list all statically runnable scripts, select one, execute it and
3591 * show the output in a perf browser.
3592 */
3593 int find_scripts(char **scripts_array, char **scripts_path_array, int num,
3594 int pathlen)
3595 {
3596 struct dirent *script_dirent, *lang_dirent;
3597 char scripts_path[MAXPATHLEN], lang_path[MAXPATHLEN];
3598 DIR *scripts_dir, *lang_dir;
3599 struct perf_session *session;
3600 struct perf_data data = {
3601 .path = input_name,
3602 .mode = PERF_DATA_MODE_READ,
3603 };
3604 char *temp;
3605 int i = 0;
3606
3607 session = perf_session__new(&data, NULL);
3608 if (IS_ERR(session))
3609 return PTR_ERR(session);
3610
3611 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
3612
3613 scripts_dir = opendir(scripts_path);
3614 if (!scripts_dir) {
3615 perf_session__delete(session);
3616 return -1;
3617 }
3618
3619 for_each_lang(scripts_path, scripts_dir, lang_dirent) {
3620 scnprintf(lang_path, MAXPATHLEN, "%s/%s", scripts_path,
3621 lang_dirent->d_name);
3622 #ifndef HAVE_LIBPERL_SUPPORT
3623 if (strstr(lang_path, "perl"))
3624 continue;
3625 #endif
3626 #ifndef HAVE_LIBPYTHON_SUPPORT
3627 if (strstr(lang_path, "python"))
3628 continue;
3629 #endif
3630
3631 lang_dir = opendir(lang_path);
3632 if (!lang_dir)
3633 continue;
3634
3635 for_each_script(lang_path, lang_dir, script_dirent) {
3636 /* Skip those real time scripts: xxxtop.p[yl] */
3637 if (strstr(script_dirent->d_name, "top."))
3638 continue;
3639 if (i >= num)
3640 break;
3641 snprintf(scripts_path_array[i], pathlen, "%s/%s",
3642 lang_path,
3643 script_dirent->d_name);
3644 temp = strchr(script_dirent->d_name, '.');
3645 snprintf(scripts_array[i],
3646 (temp - script_dirent->d_name) + 1,
3647 "%s", script_dirent->d_name);
3648
3649 if (check_ev_match(lang_path,
3650 scripts_array[i], session))
3651 continue;
3652
3653 i++;
3654 }
3655 closedir(lang_dir);
3656 }
3657
3658 closedir(scripts_dir);
3659 perf_session__delete(session);
3660 return i;
3661 }
3662
3663 static char *get_script_path(const char *script_root, const char *suffix)
3664 {
3665 struct dirent *script_dirent, *lang_dirent;
3666 char scripts_path[MAXPATHLEN];
3667 char script_path[MAXPATHLEN];
3668 DIR *scripts_dir, *lang_dir;
3669 char lang_path[MAXPATHLEN];
3670 char *__script_root;
3671
3672 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
3673
3674 scripts_dir = opendir(scripts_path);
3675 if (!scripts_dir)
3676 return NULL;
3677
3678 for_each_lang(scripts_path, scripts_dir, lang_dirent) {
3679 scnprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path,
3680 lang_dirent->d_name);
3681 lang_dir = opendir(lang_path);
3682 if (!lang_dir)
3683 continue;
3684
3685 for_each_script(lang_path, lang_dir, script_dirent) {
3686 __script_root = get_script_root(script_dirent, suffix);
3687 if (__script_root && !strcmp(script_root, __script_root)) {
3688 free(__script_root);
3689 closedir(scripts_dir);
3690 scnprintf(script_path, MAXPATHLEN, "%s/%s",
3691 lang_path, script_dirent->d_name);
3692 closedir(lang_dir);
3693 return strdup(script_path);
3694 }
3695 free(__script_root);
3696 }
3697 closedir(lang_dir);
3698 }
3699 closedir(scripts_dir);
3700
3701 return NULL;
3702 }
3703
3704 static bool is_top_script(const char *script_path)
3705 {
3706 return ends_with(script_path, "top") != NULL;
3707 }
3708
3709 static int has_required_arg(char *script_path)
3710 {
3711 struct script_desc *desc;
3712 int n_args = 0;
3713 char *p;
3714
3715 desc = script_desc__new(NULL);
3716
3717 if (read_script_info(desc, script_path))
3718 goto out;
3719
3720 if (!desc->args)
3721 goto out;
3722
3723 for (p = desc->args; *p; p++)
3724 if (*p == '<')
3725 n_args++;
3726 out:
3727 script_desc__delete(desc);
3728
3729 return n_args;
3730 }
3731
3732 static int have_cmd(int argc, const char **argv)
3733 {
3734 char **__argv = malloc(sizeof(const char *) * argc);
3735
3736 if (!__argv) {
3737 pr_err("malloc failed\n");
3738 return -1;
3739 }
3740
3741 memcpy(__argv, argv, sizeof(const char *) * argc);
3742 argc = parse_options(argc, (const char **)__argv, record_options,
3743 NULL, PARSE_OPT_STOP_AT_NON_OPTION);
3744 free(__argv);
3745
3746 system_wide = (argc == 0);
3747
3748 return 0;
3749 }
3750
3751 static void script__setup_sample_type(struct perf_script *script)
3752 {
3753 struct perf_session *session = script->session;
3754 u64 sample_type = evlist__combined_sample_type(session->evlist);
3755
3756 callchain_param_setup(sample_type, perf_env__arch(session->machines.host.env));
3757
3758 if (script->stitch_lbr && (callchain_param.record_mode != CALLCHAIN_LBR)) {
3759 pr_warning("Can't find LBR callchain. Switch off --stitch-lbr.\n"
3760 "Please apply --call-graph lbr when recording.\n");
3761 script->stitch_lbr = false;
3762 }
3763 }
3764
3765 static int process_stat_round_event(struct perf_session *session,
3766 union perf_event *event)
3767 {
3768 struct perf_record_stat_round *round = &event->stat_round;
3769 struct evsel *counter;
3770
3771 evlist__for_each_entry(session->evlist, counter) {
3772 perf_stat_process_counter(&stat_config, counter);
3773 process_stat(counter, round->time);
3774 }
3775
3776 process_stat_interval(round->time);
3777 return 0;
3778 }
3779
3780 static int process_stat_config_event(struct perf_session *session __maybe_unused,
3781 union perf_event *event)
3782 {
3783 perf_event__read_stat_config(&stat_config, &event->stat_config);
3784
3785 /*
3786 * Aggregation modes are not used since post-processing scripts are
3787 * supposed to take care of such requirements
3788 */
3789 stat_config.aggr_mode = AGGR_NONE;
3790
3791 return 0;
3792 }
3793
3794 static int set_maps(struct perf_script *script)
3795 {
3796 struct evlist *evlist = script->session->evlist;
3797
3798 if (!script->cpus || !script->threads)
3799 return 0;
3800
3801 if (WARN_ONCE(script->allocated, "stats double allocation\n"))
3802 return -EINVAL;
3803
3804 perf_evlist__set_maps(&evlist->core, script->cpus, script->threads);
3805
3806 if (evlist__alloc_stats(&stat_config, evlist, /*alloc_raw=*/true))
3807 return -ENOMEM;
3808
3809 script->allocated = true;
3810 return 0;
3811 }
3812
3813 static
3814 int process_thread_map_event(struct perf_session *session,
3815 union perf_event *event)
3816 {
3817 const struct perf_tool *tool = session->tool;
3818 struct perf_script *script = container_of(tool, struct perf_script, tool);
3819
3820 if (dump_trace)
3821 perf_event__fprintf_thread_map(event, stdout);
3822
3823 if (script->threads) {
3824 pr_warning("Extra thread map event, ignoring.\n");
3825 return 0;
3826 }
3827
3828 script->threads = thread_map__new_event(&event->thread_map);
3829 if (!script->threads)
3830 return -ENOMEM;
3831
3832 return set_maps(script);
3833 }
3834
3835 static
3836 int process_cpu_map_event(struct perf_session *session,
3837 union perf_event *event)
3838 {
3839 const struct perf_tool *tool = session->tool;
3840 struct perf_script *script = container_of(tool, struct perf_script, tool);
3841
3842 if (dump_trace)
3843 perf_event__fprintf_cpu_map(event, stdout);
3844
3845 if (script->cpus) {
3846 pr_warning("Extra cpu map event, ignoring.\n");
3847 return 0;
3848 }
3849
3850 script->cpus = cpu_map__new_data(&event->cpu_map.data);
3851 if (!script->cpus)
3852 return -ENOMEM;
3853
3854 return set_maps(script);
3855 }
3856
3857 static int process_feature_event(struct perf_session *session,
3858 union perf_event *event)
3859 {
3860 if (event->feat.feat_id < HEADER_LAST_FEATURE)
3861 return perf_event__process_feature(session, event);
3862 return 0;
3863 }
3864
3865 #ifdef HAVE_AUXTRACE_SUPPORT
3866 static int perf_script__process_auxtrace_info(struct perf_session *session,
3867 union perf_event *event)
3868 {
3869 int ret = perf_event__process_auxtrace_info(session, event);
3870
3871 if (ret == 0) {
3872 const struct perf_tool *tool = session->tool;
3873 struct perf_script *script = container_of(tool, struct perf_script, tool);
3874
3875 ret = perf_script__setup_per_event_dump(script);
3876 }
3877
3878 return ret;
3879 }
3880 #else
3881 #define perf_script__process_auxtrace_info 0
3882 #endif
3883
3884 static int parse_insn_trace(const struct option *opt __maybe_unused,
3885 const char *str, int unset __maybe_unused)
3886 {
3887 const char *fields = "+insn,-event,-period";
3888 int ret;
3889
3890 if (str) {
3891 if (strcmp(str, "disasm") == 0)
3892 fields = "+disasm,-event,-period";
3893 else if (strlen(str) != 0 && strcmp(str, "raw") != 0) {
3894 fprintf(stderr, "Only accept raw|disasm\n");
3895 return -EINVAL;
3896 }
3897 }
3898
3899 ret = parse_output_fields(NULL, fields, 0);
3900 if (ret < 0)
3901 return ret;
3902
3903 itrace_parse_synth_opts(opt, "i0nse", 0);
3904 symbol_conf.nanosecs = true;
3905 return 0;
3906 }
3907
3908 static int parse_xed(const struct option *opt __maybe_unused,
3909 const char *str __maybe_unused,
3910 int unset __maybe_unused)
3911 {
3912 if (isatty(1))
3913 force_pager("xed -F insn: -A -64 | less");
3914 else
3915 force_pager("xed -F insn: -A -64");
3916 return 0;
3917 }
3918
3919 static int parse_call_trace(const struct option *opt __maybe_unused,
3920 const char *str __maybe_unused,
3921 int unset __maybe_unused)
3922 {
3923 parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent", 0);
3924 itrace_parse_synth_opts(opt, "cewp", 0);
3925 symbol_conf.nanosecs = true;
3926 symbol_conf.pad_output_len_dso = 50;
3927 return 0;
3928 }
3929
3930 static int parse_callret_trace(const struct option *opt __maybe_unused,
3931 const char *str __maybe_unused,
3932 int unset __maybe_unused)
3933 {
3934 parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent,+flags", 0);
3935 itrace_parse_synth_opts(opt, "crewp", 0);
3936 symbol_conf.nanosecs = true;
3937 return 0;
3938 }
3939
3940 int cmd_script(int argc, const char **argv)
3941 {
3942 bool show_full_info = false;
3943 bool header = false;
3944 bool header_only = false;
3945 bool script_started = false;
3946 bool unsorted_dump = false;
3947 char *rec_script_path = NULL;
3948 char *rep_script_path = NULL;
3949 struct perf_session *session;
3950 struct itrace_synth_opts itrace_synth_opts = {
3951 .set = false,
3952 .default_no_sample = true,
3953 };
3954 struct utsname uts;
3955 char *script_path = NULL;
3956 const char *dlfilter_file = NULL;
3957 const char **__argv;
3958 int i, j, err = 0;
3959 struct perf_script script = {};
3960 struct perf_data data = {
3961 .mode = PERF_DATA_MODE_READ,
3962 };
3963 const struct option options[] = {
3964 OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace,
3965 "dump raw trace in ASCII"),
3966 OPT_BOOLEAN(0, "dump-unsorted-raw-trace", &unsorted_dump,
3967 "dump unsorted raw trace in ASCII"),
3968 OPT_INCR('v', "verbose", &verbose,
3969 "be more verbose (show symbol address, etc)"),
3970 OPT_BOOLEAN('L', "Latency", &latency_format,
3971 "show latency attributes (irqs/preemption disabled, etc)"),
3972 OPT_CALLBACK_NOOPT('l', "list", NULL, NULL, "list available scripts",
3973 list_available_scripts),
3974 OPT_CALLBACK_NOOPT(0, "list-dlfilters", NULL, NULL, "list available dlfilters",
3975 list_available_dlfilters),
3976 OPT_CALLBACK('s', "script", NULL, "name",
3977 "script file name (lang:script name, script name, or *)",
3978 parse_scriptname),
3979 OPT_STRING('g', "gen-script", &generate_script_lang, "lang",
3980 "generate perf-script.xx script in specified language"),
3981 OPT_STRING(0, "dlfilter", &dlfilter_file, "file", "filter .so file name"),
3982 OPT_CALLBACK(0, "dlarg", NULL, "argument", "filter argument",
3983 add_dlarg),
3984 OPT_STRING('i', "input", &input_name, "file", "input file name"),
3985 OPT_BOOLEAN('d', "debug-mode", &debug_mode,
3986 "do various checks like samples ordering and lost events"),
3987 OPT_BOOLEAN(0, "header", &header, "Show data header."),
3988 OPT_BOOLEAN(0, "header-only", &header_only, "Show only data header."),
3989 OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name,
3990 "file", "vmlinux pathname"),
3991 OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name,
3992 "file", "kallsyms pathname"),
3993 OPT_BOOLEAN('G', "hide-call-graph", &no_callchain,
3994 "When printing symbols do not display call chain"),
3995 OPT_CALLBACK(0, "symfs", NULL, "directory",
3996 "Look for files with symbols relative to this directory",
3997 symbol__config_symfs),
3998 OPT_CALLBACK('F', "fields", NULL, "str",
3999 "comma separated output fields prepend with 'type:'. "
4000 "+field to add and -field to remove."
4001 "Valid types: hw,sw,trace,raw,synth. "
4002 "Fields: comm,tid,pid,time,cpu,event,trace,ip,sym,dso,dsoff,"
4003 "addr,symoff,srcline,period,iregs,uregs,brstack,"
4004 "brstacksym,flags,data_src,weight,bpf-output,brstackinsn,"
4005 "brstackinsnlen,brstackdisasm,brstackoff,callindent,insn,disasm,insnlen,synth,"
4006 "phys_addr,metric,misc,srccode,ipc,tod,data_page_size,"
4007 "code_page_size,ins_lat,machine_pid,vcpu,cgroup,retire_lat,"
4008 "brcntr",
4009 parse_output_fields),
4010 OPT_BOOLEAN('a', "all-cpus", &system_wide,
4011 "system-wide collection from all CPUs"),
4012 OPT_STRING(0, "dsos", &symbol_conf.dso_list_str, "dso[,dso...]",
4013 "only consider symbols in these DSOs"),
4014 OPT_STRING('S', "symbols", &symbol_conf.sym_list_str, "symbol[,symbol...]",
4015 "only consider these symbols"),
4016 OPT_INTEGER(0, "addr-range", &symbol_conf.addr_range,
4017 "Use with -S to list traced records within address range"),
4018 OPT_CALLBACK_OPTARG(0, "insn-trace", &itrace_synth_opts, NULL, "raw|disasm",
4019 "Decode instructions from itrace", parse_insn_trace),
4020 OPT_CALLBACK_OPTARG(0, "xed", NULL, NULL, NULL,
4021 "Run xed disassembler on output", parse_xed),
4022 OPT_CALLBACK_OPTARG(0, "call-trace", &itrace_synth_opts, NULL, NULL,
4023 "Decode calls from itrace", parse_call_trace),
4024 OPT_CALLBACK_OPTARG(0, "call-ret-trace", &itrace_synth_opts, NULL, NULL,
4025 "Decode calls and returns from itrace", parse_callret_trace),
4026 OPT_STRING(0, "graph-function", &symbol_conf.graph_function, "symbol[,symbol...]",
4027 "Only print symbols and callees with --call-trace/--call-ret-trace"),
4028 OPT_STRING(0, "stop-bt", &symbol_conf.bt_stop_list_str, "symbol[,symbol...]",
4029 "Stop display of callgraph at these symbols"),
4030 OPT_STRING('C', "cpu", &cpu_list, "cpu", "list of cpus to profile"),
4031 OPT_STRING('c', "comms", &symbol_conf.comm_list_str, "comm[,comm...]",
4032 "only display events for these comms"),
4033 OPT_STRING(0, "pid", &symbol_conf.pid_list_str, "pid[,pid...]",
4034 "only consider symbols in these pids"),
4035 OPT_STRING(0, "tid", &symbol_conf.tid_list_str, "tid[,tid...]",
4036 "only consider symbols in these tids"),
4037 OPT_UINTEGER(0, "max-stack", &scripting_max_stack,
4038 "Set the maximum stack depth when parsing the callchain, "
4039 "anything beyond the specified depth will be ignored. "
4040 "Default: kernel.perf_event_max_stack or " __stringify(PERF_MAX_STACK_DEPTH)),
4041 OPT_BOOLEAN(0, "reltime", &reltime, "Show time stamps relative to start"),
4042 OPT_BOOLEAN(0, "deltatime", &deltatime, "Show time stamps relative to previous event"),
4043 OPT_BOOLEAN('I', "show-info", &show_full_info,
4044 "display extended information from perf.data file"),
4045 OPT_BOOLEAN('\0', "show-kernel-path", &symbol_conf.show_kernel_path,
4046 "Show the path of [kernel.kallsyms]"),
4047 OPT_BOOLEAN('\0', "show-task-events", &script.show_task_events,
4048 "Show the fork/comm/exit events"),
4049 OPT_BOOLEAN('\0', "show-mmap-events", &script.show_mmap_events,
4050 "Show the mmap events"),
4051 OPT_BOOLEAN('\0', "show-switch-events", &script.show_switch_events,
4052 "Show context switch events (if recorded)"),
4053 OPT_BOOLEAN('\0', "show-namespace-events", &script.show_namespace_events,
4054 "Show namespace events (if recorded)"),
4055 OPT_BOOLEAN('\0', "show-cgroup-events", &script.show_cgroup_events,
4056 "Show cgroup events (if recorded)"),
4057 OPT_BOOLEAN('\0', "show-lost-events", &script.show_lost_events,
4058 "Show lost events (if recorded)"),
4059 OPT_BOOLEAN('\0', "show-round-events", &script.show_round_events,
4060 "Show round events (if recorded)"),
4061 OPT_BOOLEAN('\0', "show-bpf-events", &script.show_bpf_events,
4062 "Show bpf related events (if recorded)"),
4063 OPT_BOOLEAN('\0', "show-text-poke-events", &script.show_text_poke_events,
4064 "Show text poke related events (if recorded)"),
4065 OPT_BOOLEAN('\0', "per-event-dump", &script.per_event_dump,
4066 "Dump trace output to files named by the monitored events"),
4067 OPT_BOOLEAN('f', "force", &symbol_conf.force, "don't complain, do it"),
4068 OPT_INTEGER(0, "max-blocks", &max_blocks,
4069 "Maximum number of code blocks to dump with brstackinsn"),
4070 OPT_BOOLEAN(0, "ns", &symbol_conf.nanosecs,
4071 "Use 9 decimal places when displaying time"),
4072 OPT_CALLBACK_OPTARG(0, "itrace", &itrace_synth_opts, NULL, "opts",
4073 "Instruction Tracing options\n" ITRACE_HELP,
4074 itrace_parse_synth_opts),
4075 OPT_BOOLEAN(0, "full-source-path", &srcline_full_filename,
4076 "Show full source file name path for source lines"),
4077 OPT_BOOLEAN(0, "demangle", &symbol_conf.demangle,
4078 "Enable symbol demangling"),
4079 OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf.demangle_kernel,
4080 "Enable kernel symbol demangling"),
4081 OPT_STRING(0, "addr2line", &symbol_conf.addr2line_path, "path",
4082 "addr2line binary to use for line numbers"),
4083 OPT_STRING(0, "time", &script.time_str, "str",
4084 "Time span of interest (start,stop)"),
4085 OPT_BOOLEAN(0, "inline", &symbol_conf.inline_name,
4086 "Show inline function"),
4087 OPT_STRING(0, "guestmount", &symbol_conf.guestmount, "directory",
4088 "guest mount directory under which every guest os"
4089 " instance has a subdir"),
4090 OPT_STRING(0, "guestvmlinux", &symbol_conf.default_guest_vmlinux_name,
4091 "file", "file saving guest os vmlinux"),
4092 OPT_STRING(0, "guestkallsyms", &symbol_conf.default_guest_kallsyms,
4093 "file", "file saving guest os /proc/kallsyms"),
4094 OPT_STRING(0, "guestmodules", &symbol_conf.default_guest_modules,
4095 "file", "file saving guest os /proc/modules"),
4096 OPT_BOOLEAN(0, "guest-code", &symbol_conf.guest_code,
4097 "Guest code can be found in hypervisor process"),
4098 OPT_BOOLEAN('\0', "stitch-lbr", &script.stitch_lbr,
4099 "Enable LBR callgraph stitching approach"),
4100 OPTS_EVSWITCH(&script.evswitch),
4101 OPT_END()
4102 };
4103 const char * const script_subcommands[] = { "record", "report", NULL };
4104 const char *script_usage[] = {
4105 "perf script [<options>]",
4106 "perf script [<options>] record <script> [<record-options>] <command>",
4107 "perf script [<options>] report <script> [script-args]",
4108 "perf script [<options>] <script> [<record-options>] <command>",
4109 "perf script [<options>] <top-script> [script-args]",
4110 NULL
4111 };
4112
4113 perf_set_singlethreaded();
4114
4115 setup_scripting();
4116
4117 argc = parse_options_subcommand(argc, argv, options, script_subcommands, script_usage,
4118 PARSE_OPT_STOP_AT_NON_OPTION);
4119
4120 if (symbol_conf.guestmount ||
4121 symbol_conf.default_guest_vmlinux_name ||
4122 symbol_conf.default_guest_kallsyms ||
4123 symbol_conf.default_guest_modules ||
4124 symbol_conf.guest_code) {
4125 /*
4126 * Enable guest sample processing.
4127 */
4128 perf_guest = true;
4129 }
4130
4131 data.path = input_name;
4132 data.force = symbol_conf.force;
4133
4134 if (unsorted_dump)
4135 dump_trace = true;
4136
4137 if (symbol__validate_sym_arguments())
4138 return -1;
4139
4140 if (argc > 1 && strlen(argv[0]) > 2 && strstarts("record", argv[0])) {
4141 rec_script_path = get_script_path(argv[1], RECORD_SUFFIX);
4142 if (!rec_script_path)
4143 return cmd_record(argc, argv);
4144 }
4145
4146 if (argc > 1 && strlen(argv[0]) > 2 && strstarts("report", argv[0])) {
4147 rep_script_path = get_script_path(argv[1], REPORT_SUFFIX);
4148 if (!rep_script_path) {
4149 fprintf(stderr,
4150 "Please specify a valid report script"
4151 "(see 'perf script -l' for listing)\n");
4152 return -1;
4153 }
4154 }
4155
4156 if (reltime && deltatime) {
4157 fprintf(stderr,
4158 "reltime and deltatime - the two don't get along well. "
4159 "Please limit to --reltime or --deltatime.\n");
4160 return -1;
4161 }
4162
4163 if ((itrace_synth_opts.callchain || itrace_synth_opts.add_callchain) &&
4164 itrace_synth_opts.callchain_sz > scripting_max_stack)
4165 scripting_max_stack = itrace_synth_opts.callchain_sz;
4166
4167 /* make sure PERF_EXEC_PATH is set for scripts */
4168 set_argv_exec_path(get_argv_exec_path());
4169
4170 if (argc && !script_name && !rec_script_path && !rep_script_path) {
4171 int live_pipe[2];
4172 int rep_args;
4173 pid_t pid;
4174
4175 rec_script_path = get_script_path(argv[0], RECORD_SUFFIX);
4176 rep_script_path = get_script_path(argv[0], REPORT_SUFFIX);
4177
4178 if (!rec_script_path && !rep_script_path) {
4179 script_name = find_script(argv[0]);
4180 if (script_name) {
4181 argc -= 1;
4182 argv += 1;
4183 goto script_found;
4184 }
4185 usage_with_options_msg(script_usage, options,
4186 "Couldn't find script `%s'\n\n See perf"
4187 " script -l for available scripts.\n", argv[0]);
4188 }
4189
4190 if (is_top_script(argv[0])) {
4191 rep_args = argc - 1;
4192 } else {
4193 int rec_args;
4194
4195 rep_args = has_required_arg(rep_script_path);
4196 rec_args = (argc - 1) - rep_args;
4197 if (rec_args < 0) {
4198 usage_with_options_msg(script_usage, options,
4199 "`%s' script requires options."
4200 "\n\n See perf script -l for available "
4201 "scripts and options.\n", argv[0]);
4202 }
4203 }
4204
4205 if (pipe(live_pipe) < 0) {
4206 perror("failed to create pipe");
4207 return -1;
4208 }
4209
4210 pid = fork();
4211 if (pid < 0) {
4212 perror("failed to fork");
4213 return -1;
4214 }
4215
4216 if (!pid) {
4217 j = 0;
4218
4219 dup2(live_pipe[1], 1);
4220 close(live_pipe[0]);
4221
4222 if (is_top_script(argv[0])) {
4223 system_wide = true;
4224 } else if (!system_wide) {
4225 if (have_cmd(argc - rep_args, &argv[rep_args]) != 0) {
4226 err = -1;
4227 goto out;
4228 }
4229 }
4230
4231 __argv = malloc((argc + 6) * sizeof(const char *));
4232 if (!__argv) {
4233 pr_err("malloc failed\n");
4234 err = -ENOMEM;
4235 goto out;
4236 }
4237
4238 __argv[j++] = "/bin/sh";
4239 __argv[j++] = rec_script_path;
4240 if (system_wide)
4241 __argv[j++] = "-a";
4242 __argv[j++] = "-q";
4243 __argv[j++] = "-o";
4244 __argv[j++] = "-";
4245 for (i = rep_args + 1; i < argc; i++)
4246 __argv[j++] = argv[i];
4247 __argv[j++] = NULL;
4248
4249 execvp("/bin/sh", (char **)__argv);
4250 free(__argv);
4251 exit(-1);
4252 }
4253
4254 dup2(live_pipe[0], 0);
4255 close(live_pipe[1]);
4256
4257 __argv = malloc((argc + 4) * sizeof(const char *));
4258 if (!__argv) {
4259 pr_err("malloc failed\n");
4260 err = -ENOMEM;
4261 goto out;
4262 }
4263
4264 j = 0;
4265 __argv[j++] = "/bin/sh";
4266 __argv[j++] = rep_script_path;
4267 for (i = 1; i < rep_args + 1; i++)
4268 __argv[j++] = argv[i];
4269 __argv[j++] = "-i";
4270 __argv[j++] = "-";
4271 __argv[j++] = NULL;
4272
4273 execvp("/bin/sh", (char **)__argv);
4274 free(__argv);
4275 exit(-1);
4276 }
4277 script_found:
4278 if (rec_script_path)
4279 script_path = rec_script_path;
4280 if (rep_script_path)
4281 script_path = rep_script_path;
4282
4283 if (script_path) {
4284 j = 0;
4285
4286 if (!rec_script_path)
4287 system_wide = false;
4288 else if (!system_wide) {
4289 if (have_cmd(argc - 1, &argv[1]) != 0) {
4290 err = -1;
4291 goto out;
4292 }
4293 }
4294
4295 __argv = malloc((argc + 2) * sizeof(const char *));
4296 if (!__argv) {
4297 pr_err("malloc failed\n");
4298 err = -ENOMEM;
4299 goto out;
4300 }
4301
4302 __argv[j++] = "/bin/sh";
4303 __argv[j++] = script_path;
4304 if (system_wide)
4305 __argv[j++] = "-a";
4306 for (i = 2; i < argc; i++)
4307 __argv[j++] = argv[i];
4308 __argv[j++] = NULL;
4309
4310 execvp("/bin/sh", (char **)__argv);
4311 free(__argv);
4312 exit(-1);
4313 }
4314
4315 if (dlfilter_file) {
4316 dlfilter = dlfilter__new(dlfilter_file, dlargc, dlargv);
4317 if (!dlfilter)
4318 return -1;
4319 }
4320
4321 if (!script_name) {
4322 setup_pager();
4323 use_browser = 0;
4324 }
4325
4326 perf_tool__init(&script.tool, !unsorted_dump);
4327 script.tool.sample = process_sample_event;
4328 script.tool.mmap = perf_event__process_mmap;
4329 script.tool.mmap2 = perf_event__process_mmap2;
4330 script.tool.comm = perf_event__process_comm;
4331 script.tool.namespaces = perf_event__process_namespaces;
4332 script.tool.cgroup = perf_event__process_cgroup;
4333 script.tool.exit = perf_event__process_exit;
4334 script.tool.fork = perf_event__process_fork;
4335 script.tool.attr = process_attr;
4336 script.tool.event_update = perf_event__process_event_update;
4337 #ifdef HAVE_LIBTRACEEVENT
4338 script.tool.tracing_data = perf_event__process_tracing_data;
4339 #endif
4340 script.tool.feature = process_feature_event;
4341 script.tool.build_id = perf_event__process_build_id;
4342 script.tool.id_index = perf_event__process_id_index;
4343 script.tool.auxtrace_info = perf_script__process_auxtrace_info;
4344 script.tool.auxtrace = perf_event__process_auxtrace;
4345 script.tool.auxtrace_error = perf_event__process_auxtrace_error;
4346 script.tool.stat = perf_event__process_stat_event;
4347 script.tool.stat_round = process_stat_round_event;
4348 script.tool.stat_config = process_stat_config_event;
4349 script.tool.thread_map = process_thread_map_event;
4350 script.tool.cpu_map = process_cpu_map_event;
4351 script.tool.throttle = process_throttle_event;
4352 script.tool.unthrottle = process_throttle_event;
4353 script.tool.ordering_requires_timestamps = true;
4354 session = perf_session__new(&data, &script.tool);
4355 if (IS_ERR(session))
4356 return PTR_ERR(session);
4357
4358 if (header || header_only) {
4359 script.tool.show_feat_hdr = SHOW_FEAT_HEADER;
4360 perf_session__fprintf_info(session, stdout, show_full_info);
4361 if (header_only)
4362 goto out_delete;
4363 }
4364 if (show_full_info)
4365 script.tool.show_feat_hdr = SHOW_FEAT_HEADER_FULL_INFO;
4366
4367 if (symbol__init(&session->header.env) < 0)
4368 goto out_delete;
4369
4370 uname(&uts);
4371 if (data.is_pipe) { /* Assume pipe_mode indicates native_arch */
4372 native_arch = true;
4373 } else if (session->header.env.arch) {
4374 if (!strcmp(uts.machine, session->header.env.arch))
4375 native_arch = true;
4376 else if (!strcmp(uts.machine, "x86_64") &&
4377 !strcmp(session->header.env.arch, "i386"))
4378 native_arch = true;
4379 }
4380
4381 script.session = session;
4382 script__setup_sample_type(&script);
4383
4384 if ((output[PERF_TYPE_HARDWARE].fields & PERF_OUTPUT_CALLINDENT) ||
4385 symbol_conf.graph_function)
4386 itrace_synth_opts.thread_stack = true;
4387
4388 session->itrace_synth_opts = &itrace_synth_opts;
4389
4390 if (cpu_list) {
4391 err = perf_session__cpu_bitmap(session, cpu_list, cpu_bitmap);
4392 if (err < 0)
4393 goto out_delete;
4394 itrace_synth_opts.cpu_bitmap = cpu_bitmap;
4395 }
4396
4397 if (!no_callchain)
4398 symbol_conf.use_callchain = true;
4399 else
4400 symbol_conf.use_callchain = false;
4401
4402 #ifdef HAVE_LIBTRACEEVENT
4403 if (session->tevent.pevent &&
4404 tep_set_function_resolver(session->tevent.pevent,
4405 machine__resolve_kernel_addr,
4406 &session->machines.host) < 0) {
4407 pr_err("%s: failed to set libtraceevent function resolver\n", __func__);
4408 err = -1;
4409 goto out_delete;
4410 }
4411 #endif
4412 if (generate_script_lang) {
4413 struct stat perf_stat;
4414 int input;
4415
4416 if (output_set_by_user()) {
4417 fprintf(stderr,
4418 "custom fields not supported for generated scripts");
4419 err = -EINVAL;
4420 goto out_delete;
4421 }
4422
4423 input = open(data.path, O_RDONLY); /* input_name */
4424 if (input < 0) {
4425 err = -errno;
4426 perror("failed to open file");
4427 goto out_delete;
4428 }
4429
4430 err = fstat(input, &perf_stat);
4431 if (err < 0) {
4432 perror("failed to stat file");
4433 goto out_delete;
4434 }
4435
4436 if (!perf_stat.st_size) {
4437 fprintf(stderr, "zero-sized file, nothing to do!\n");
4438 goto out_delete;
4439 }
4440
4441 scripting_ops = script_spec__lookup(generate_script_lang);
4442 if (!scripting_ops) {
4443 fprintf(stderr, "invalid language specifier");
4444 err = -ENOENT;
4445 goto out_delete;
4446 }
4447 #ifdef HAVE_LIBTRACEEVENT
4448 err = scripting_ops->generate_script(session->tevent.pevent,
4449 "perf-script");
4450 #else
4451 err = scripting_ops->generate_script(NULL, "perf-script");
4452 #endif
4453 goto out_delete;
4454 }
4455
4456 err = dlfilter__start(dlfilter, session);
4457 if (err)
4458 goto out_delete;
4459
4460 if (script_name) {
4461 err = scripting_ops->start_script(script_name, argc, argv, session);
4462 if (err)
4463 goto out_delete;
4464 pr_debug("perf script started with script %s\n\n", script_name);
4465 script_started = true;
4466 }
4467
4468
4469 err = perf_session__check_output_opt(session);
4470 if (err < 0)
4471 goto out_delete;
4472
4473 if (script.time_str) {
4474 err = perf_time__parse_for_ranges_reltime(script.time_str, session,
4475 &script.ptime_range,
4476 &script.range_size,
4477 &script.range_num,
4478 reltime);
4479 if (err < 0)
4480 goto out_delete;
4481
4482 itrace_synth_opts__set_time_range(&itrace_synth_opts,
4483 script.ptime_range,
4484 script.range_num);
4485 }
4486
4487 err = evswitch__init(&script.evswitch, session->evlist, stderr);
4488 if (err)
4489 goto out_delete;
4490
4491 if (zstd_init(&(session->zstd_data), 0) < 0)
4492 pr_warning("Decompression initialization failed. Reported data may be incomplete.\n");
4493
4494 err = __cmd_script(&script);
4495
4496 flush_scripting();
4497
4498 if (verbose > 2 || debug_kmaps)
4499 perf_session__dump_kmaps(session);
4500
4501 out_delete:
4502 if (script.ptime_range) {
4503 itrace_synth_opts__clear_time_range(&itrace_synth_opts);
4504 zfree(&script.ptime_range);
4505 }
4506
4507 zstd_fini(&(session->zstd_data));
4508 evlist__free_stats(session->evlist);
4509 perf_session__delete(session);
4510 perf_script__exit(&script);
4511
4512 if (script_started)
4513 cleanup_scripting();
4514 dlfilter__cleanup(dlfilter);
4515 free_dlarg();
4516 out:
4517 return err;
4518 }
Kernel DRM miscellaneous fixes and cross-tree changes