1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * builtin-list.c
4 *
5 * Builtin list command: list all event types
6 *
7 * Copyright (C) 2009, Thomas Gleixner <tglx@linutronix.de>
8 * Copyright (C) 2008-2009, Red Hat Inc, Ingo Molnar <mingo@redhat.com>
9 * Copyright (C) 2011, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
10 */
11 #include "builtin.h"
12
13 #include "util/print-events.h"
14 #include "util/pmus.h"
15 #include "util/pmu.h"
16 #include "util/debug.h"
17 #include "util/metricgroup.h"
18 #include "util/pfm.h"
19 #include "util/string2.h"
20 #include "util/strlist.h"
21 #include "util/strbuf.h"
22 #include "util/tool_pmu.h"
23 #include <subcmd/pager.h>
24 #include <subcmd/parse-options.h>
25 #include <linux/zalloc.h>
26 #include <ctype.h>
27 #include <stdarg.h>
28 #include <stdio.h>
29
30 /**
31 * struct print_state - State and configuration passed to the default_print
32 * functions.
33 */
34 struct print_state {
35 /** @fp: File to write output to. */
36 FILE *fp;
37 /**
38 * @pmu_glob: Optionally restrict PMU and metric matching to PMU or
39 * debugfs subsystem name.
40 */
41 char *pmu_glob;
42 /** @event_glob: Optional pattern matching glob. */
43 char *event_glob;
44 /** @name_only: Print event or metric names only. */
45 bool name_only;
46 /** @desc: Print the event or metric description. */
47 bool desc;
48 /** @long_desc: Print longer event or metric description. */
49 bool long_desc;
50 /** @deprecated: Print deprecated events or metrics. */
51 bool deprecated;
52 /**
53 * @detailed: Print extra information on the perf event such as names
54 * and expressions used internally by events.
55 */
56 bool detailed;
57 /** @metrics: Controls printing of metric and metric groups. */
58 bool metrics;
59 /** @metricgroups: Controls printing of metric and metric groups. */
60 bool metricgroups;
61 /** @exclude_abi: Exclude PMUs with types less than PERF_TYPE_MAX except PERF_TYPE_RAW. */
62 bool exclude_abi;
63 /** @last_topic: The last printed event topic. */
64 char *last_topic;
65 /** @last_metricgroups: The last printed metric group. */
66 char *last_metricgroups;
67 /** @visited_metrics: Metrics that are printed to avoid duplicates. */
68 struct strlist *visited_metrics;
69 };
70
default_print_start(void * ps)71 static void default_print_start(void *ps)
72 {
73 struct print_state *print_state = ps;
74
75 if (!print_state->name_only && pager_in_use()) {
76 fprintf(print_state->fp,
77 "\nList of pre-defined events (to be used in -e or -M):\n\n");
78 }
79 }
80
default_print_end(void * print_state __maybe_unused)81 static void default_print_end(void *print_state __maybe_unused) {}
82
skip_spaces_or_commas(const char * str)83 static const char *skip_spaces_or_commas(const char *str)
84 {
85 while (isspace(*str) || *str == ',')
86 ++str;
87 return str;
88 }
89
wordwrap(FILE * fp,const char * s,int start,int max,int corr)90 static void wordwrap(FILE *fp, const char *s, int start, int max, int corr)
91 {
92 int column = start;
93 int n;
94 bool saw_newline = false;
95 bool comma = false;
96
97 while (*s) {
98 int wlen = strcspn(s, " ,\t\n");
99 const char *sep = comma ? "," : " ";
100
101 if ((column + wlen >= max && column > start) || saw_newline) {
102 fprintf(fp, comma ? ",\n%*s" : "\n%*s", start, "");
103 column = start + corr;
104 }
105 if (column <= start)
106 sep = "";
107 n = fprintf(fp, "%s%.*s", sep, wlen, s);
108 if (n <= 0)
109 break;
110 saw_newline = s[wlen] == '\n';
111 s += wlen;
112 comma = s[0] == ',';
113 column += n;
114 s = skip_spaces_or_commas(s);
115 }
116 }
117
default_print_event(void * ps,const char * topic,const char * pmu_name,u32 pmu_type,const char * event_name,const char * event_alias,const char * scale_unit __maybe_unused,bool deprecated,const char * event_type_desc,const char * desc,const char * long_desc,const char * encoding_desc)118 static void default_print_event(void *ps, const char *topic,
119 const char *pmu_name, u32 pmu_type,
120 const char *event_name, const char *event_alias,
121 const char *scale_unit __maybe_unused,
122 bool deprecated, const char *event_type_desc,
123 const char *desc, const char *long_desc,
124 const char *encoding_desc)
125 {
126 struct print_state *print_state = ps;
127 int pos;
128 FILE *fp = print_state->fp;
129
130 if (deprecated && !print_state->deprecated)
131 return;
132
133 if (print_state->pmu_glob && pmu_name && !strglobmatch(pmu_name, print_state->pmu_glob))
134 return;
135
136 if (print_state->exclude_abi && pmu_type < PERF_TYPE_MAX && pmu_type != PERF_TYPE_RAW)
137 return;
138
139 if (print_state->event_glob &&
140 (!event_name || !strglobmatch(event_name, print_state->event_glob)) &&
141 (!event_alias || !strglobmatch(event_alias, print_state->event_glob)) &&
142 (!topic || !strglobmatch_nocase(topic, print_state->event_glob)))
143 return;
144
145 if (print_state->name_only) {
146 if (event_alias && strlen(event_alias))
147 fprintf(fp, "%s ", event_alias);
148 else
149 fprintf(fp, "%s ", event_name);
150 return;
151 }
152
153 if (strcmp(print_state->last_topic, topic ?: "")) {
154 if (topic)
155 fprintf(fp, "\n%s:\n", topic);
156 zfree(&print_state->last_topic);
157 print_state->last_topic = strdup(topic ?: "");
158 }
159
160 if (event_alias && strlen(event_alias))
161 pos = fprintf(fp, " %s OR %s", event_name, event_alias);
162 else
163 pos = fprintf(fp, " %s", event_name);
164
165 if (!topic && event_type_desc) {
166 for (; pos < 53; pos++)
167 fputc(' ', fp);
168 fprintf(fp, "[%s]\n", event_type_desc);
169 } else
170 fputc('\n', fp);
171
172 if (long_desc && print_state->long_desc)
173 desc = long_desc;
174
175 if (desc && (print_state->desc || print_state->long_desc)) {
176 char *desc_with_unit = NULL;
177 int desc_len = -1;
178
179 if (pmu_name && strcmp(pmu_name, "default_core")) {
180 desc_len = strlen(desc);
181 desc_len = asprintf(&desc_with_unit,
182 desc_len > 0 && desc[desc_len - 1] != '.'
183 ? "%s. Unit: %s" : "%s Unit: %s",
184 desc, pmu_name);
185 }
186 fprintf(fp, "%*s", 8, "[");
187 wordwrap(fp, desc_len > 0 ? desc_with_unit : desc, 8, pager_get_columns(), 0);
188 fprintf(fp, "]\n");
189 free(desc_with_unit);
190 }
191
192 if (print_state->detailed && encoding_desc) {
193 fprintf(fp, "%*s", 8, "");
194 wordwrap(fp, encoding_desc, 8, pager_get_columns(), 0);
195 fputc('\n', fp);
196 }
197 }
198
default_print_metric(void * ps,const char * group,const char * name,const char * desc,const char * long_desc,const char * expr,const char * threshold,const char * unit __maybe_unused,const char * pmu_name __maybe_unused)199 static void default_print_metric(void *ps,
200 const char *group,
201 const char *name,
202 const char *desc,
203 const char *long_desc,
204 const char *expr,
205 const char *threshold,
206 const char *unit __maybe_unused,
207 const char *pmu_name __maybe_unused)
208 {
209 struct print_state *print_state = ps;
210 FILE *fp = print_state->fp;
211
212 if (print_state->event_glob &&
213 (!print_state->metrics || !name || !strglobmatch(name, print_state->event_glob)) &&
214 (!print_state->metricgroups || !group || !strglobmatch(group, print_state->event_glob)))
215 return;
216
217 if (!print_state->name_only && !print_state->last_metricgroups) {
218 if (print_state->metricgroups) {
219 fprintf(fp, "\nMetric Groups:\n");
220 if (!print_state->metrics)
221 fputc('\n', fp);
222 } else {
223 fprintf(fp, "\nMetrics:\n\n");
224 }
225 }
226 if (!print_state->last_metricgroups ||
227 strcmp(print_state->last_metricgroups, group ?: "")) {
228 if (group && print_state->metricgroups) {
229 if (print_state->name_only) {
230 fprintf(fp, "%s ", group);
231 } else {
232 const char *gdesc = print_state->desc
233 ? describe_metricgroup(group)
234 : NULL;
235 const char *print_colon = "";
236
237 if (print_state->metrics) {
238 print_colon = ":";
239 fputc('\n', fp);
240 }
241
242 if (gdesc)
243 fprintf(fp, "%s%s [%s]\n", group, print_colon, gdesc);
244 else
245 fprintf(fp, "%s%s\n", group, print_colon);
246 }
247 }
248 zfree(&print_state->last_metricgroups);
249 print_state->last_metricgroups = strdup(group ?: "");
250 }
251 if (!print_state->metrics)
252 return;
253
254 if (print_state->name_only) {
255 if (print_state->metrics &&
256 !strlist__has_entry(print_state->visited_metrics, name)) {
257 fprintf(fp, "%s ", name);
258 strlist__add(print_state->visited_metrics, name);
259 }
260 return;
261 }
262 fprintf(fp, " %s\n", name);
263
264 if (long_desc && print_state->long_desc) {
265 fprintf(fp, "%*s", 8, "[");
266 wordwrap(fp, long_desc, 8, pager_get_columns(), 0);
267 fprintf(fp, "]\n");
268 } else if (desc && print_state->desc) {
269 fprintf(fp, "%*s", 8, "[");
270 wordwrap(fp, desc, 8, pager_get_columns(), 0);
271 fprintf(fp, "]\n");
272 }
273 if (expr && print_state->detailed) {
274 fprintf(fp, "%*s", 8, "[");
275 wordwrap(fp, expr, 8, pager_get_columns(), 0);
276 fprintf(fp, "]\n");
277 }
278 if (threshold && print_state->detailed) {
279 fprintf(fp, "%*s", 8, "[");
280 wordwrap(fp, threshold, 8, pager_get_columns(), 0);
281 fprintf(fp, "]\n");
282 }
283 }
284
285 struct json_print_state {
286 /** @fp: File to write output to. */
287 FILE *fp;
288 /** Should a separator be printed prior to the next item? */
289 bool need_sep;
290 };
291
json_print_start(void * ps)292 static void json_print_start(void *ps)
293 {
294 struct json_print_state *print_state = ps;
295 FILE *fp = print_state->fp;
296
297 fprintf(fp, "[\n");
298 }
299
json_print_end(void * ps)300 static void json_print_end(void *ps)
301 {
302 struct json_print_state *print_state = ps;
303 FILE *fp = print_state->fp;
304
305 fprintf(fp, "%s]\n", print_state->need_sep ? "\n" : "");
306 }
307
fix_escape_fprintf(FILE * fp,struct strbuf * buf,const char * fmt,...)308 static void fix_escape_fprintf(FILE *fp, struct strbuf *buf, const char *fmt, ...)
309 {
310 va_list args;
311
312 va_start(args, fmt);
313 strbuf_setlen(buf, 0);
314 for (size_t fmt_pos = 0; fmt_pos < strlen(fmt); fmt_pos++) {
315 switch (fmt[fmt_pos]) {
316 case '%':
317 fmt_pos++;
318 switch (fmt[fmt_pos]) {
319 case 's': {
320 const char *s = va_arg(args, const char*);
321
322 strbuf_addstr(buf, s);
323 break;
324 }
325 case 'S': {
326 const char *s = va_arg(args, const char*);
327
328 for (size_t s_pos = 0; s_pos < strlen(s); s_pos++) {
329 switch (s[s_pos]) {
330 case '\n':
331 strbuf_addstr(buf, "\\n");
332 break;
333 case '\r':
334 strbuf_addstr(buf, "\\r");
335 break;
336 case '\\':
337 fallthrough;
338 case '\"':
339 strbuf_addch(buf, '\\');
340 fallthrough;
341 default:
342 strbuf_addch(buf, s[s_pos]);
343 break;
344 }
345 }
346 break;
347 }
348 default:
349 pr_err("Unexpected format character '%c'\n", fmt[fmt_pos]);
350 strbuf_addch(buf, '%');
351 strbuf_addch(buf, fmt[fmt_pos]);
352 }
353 break;
354 default:
355 strbuf_addch(buf, fmt[fmt_pos]);
356 break;
357 }
358 }
359 va_end(args);
360 fputs(buf->buf, fp);
361 }
362
json_print_event(void * ps,const char * topic,const char * pmu_name,u32 pmu_type __maybe_unused,const char * event_name,const char * event_alias,const char * scale_unit,bool deprecated,const char * event_type_desc,const char * desc,const char * long_desc,const char * encoding_desc)363 static void json_print_event(void *ps, const char *topic,
364 const char *pmu_name, u32 pmu_type __maybe_unused,
365 const char *event_name, const char *event_alias,
366 const char *scale_unit,
367 bool deprecated, const char *event_type_desc,
368 const char *desc, const char *long_desc,
369 const char *encoding_desc)
370 {
371 struct json_print_state *print_state = ps;
372 bool need_sep = false;
373 FILE *fp = print_state->fp;
374 struct strbuf buf;
375
376 strbuf_init(&buf, 0);
377 fprintf(fp, "%s{\n", print_state->need_sep ? ",\n" : "");
378 print_state->need_sep = true;
379 if (pmu_name) {
380 fix_escape_fprintf(fp, &buf, "\t\"Unit\": \"%S\"", pmu_name);
381 need_sep = true;
382 }
383 if (topic) {
384 fix_escape_fprintf(fp, &buf, "%s\t\"Topic\": \"%S\"",
385 need_sep ? ",\n" : "",
386 topic);
387 need_sep = true;
388 }
389 if (event_name) {
390 fix_escape_fprintf(fp, &buf, "%s\t\"EventName\": \"%S\"",
391 need_sep ? ",\n" : "",
392 event_name);
393 need_sep = true;
394 }
395 if (event_alias && strlen(event_alias)) {
396 fix_escape_fprintf(fp, &buf, "%s\t\"EventAlias\": \"%S\"",
397 need_sep ? ",\n" : "",
398 event_alias);
399 need_sep = true;
400 }
401 if (scale_unit && strlen(scale_unit)) {
402 fix_escape_fprintf(fp, &buf, "%s\t\"ScaleUnit\": \"%S\"",
403 need_sep ? ",\n" : "",
404 scale_unit);
405 need_sep = true;
406 }
407 if (event_type_desc) {
408 fix_escape_fprintf(fp, &buf, "%s\t\"EventType\": \"%S\"",
409 need_sep ? ",\n" : "",
410 event_type_desc);
411 need_sep = true;
412 }
413 if (deprecated) {
414 fix_escape_fprintf(fp, &buf, "%s\t\"Deprecated\": \"%S\"",
415 need_sep ? ",\n" : "",
416 deprecated ? "1" : "0");
417 need_sep = true;
418 }
419 if (desc) {
420 fix_escape_fprintf(fp, &buf, "%s\t\"BriefDescription\": \"%S\"",
421 need_sep ? ",\n" : "",
422 desc);
423 need_sep = true;
424 }
425 if (long_desc) {
426 fix_escape_fprintf(fp, &buf, "%s\t\"PublicDescription\": \"%S\"",
427 need_sep ? ",\n" : "",
428 long_desc);
429 need_sep = true;
430 }
431 if (encoding_desc) {
432 fix_escape_fprintf(fp, &buf, "%s\t\"Encoding\": \"%S\"",
433 need_sep ? ",\n" : "",
434 encoding_desc);
435 need_sep = true;
436 }
437 fprintf(fp, "%s}", need_sep ? "\n" : "");
438 strbuf_release(&buf);
439 }
440
json_print_metric(void * ps __maybe_unused,const char * group,const char * name,const char * desc,const char * long_desc,const char * expr,const char * threshold,const char * unit,const char * pmu_name)441 static void json_print_metric(void *ps __maybe_unused, const char *group,
442 const char *name, const char *desc,
443 const char *long_desc, const char *expr,
444 const char *threshold, const char *unit,
445 const char *pmu_name)
446 {
447 struct json_print_state *print_state = ps;
448 bool need_sep = false;
449 FILE *fp = print_state->fp;
450 struct strbuf buf;
451
452 strbuf_init(&buf, 0);
453 fprintf(fp, "%s{\n", print_state->need_sep ? ",\n" : "");
454 print_state->need_sep = true;
455 if (group) {
456 fix_escape_fprintf(fp, &buf, "\t\"MetricGroup\": \"%S\"", group);
457 need_sep = true;
458 }
459 if (name) {
460 fix_escape_fprintf(fp, &buf, "%s\t\"MetricName\": \"%S\"",
461 need_sep ? ",\n" : "",
462 name);
463 need_sep = true;
464 }
465 if (expr) {
466 fix_escape_fprintf(fp, &buf, "%s\t\"MetricExpr\": \"%S\"",
467 need_sep ? ",\n" : "",
468 expr);
469 need_sep = true;
470 }
471 if (threshold) {
472 fix_escape_fprintf(fp, &buf, "%s\t\"MetricThreshold\": \"%S\"",
473 need_sep ? ",\n" : "",
474 threshold);
475 need_sep = true;
476 }
477 if (unit) {
478 fix_escape_fprintf(fp, &buf, "%s\t\"ScaleUnit\": \"%S\"",
479 need_sep ? ",\n" : "",
480 unit);
481 need_sep = true;
482 }
483 if (desc) {
484 fix_escape_fprintf(fp, &buf, "%s\t\"BriefDescription\": \"%S\"",
485 need_sep ? ",\n" : "",
486 desc);
487 need_sep = true;
488 }
489 if (long_desc) {
490 fix_escape_fprintf(fp, &buf, "%s\t\"PublicDescription\": \"%S\"",
491 need_sep ? ",\n" : "",
492 long_desc);
493 need_sep = true;
494 }
495 if (pmu_name) {
496 fix_escape_fprintf(fp, &buf, "%s\t\"Unit\": \"%S\"",
497 need_sep ? ",\n" : "",
498 pmu_name);
499 need_sep = true;
500 }
501 fprintf(fp, "%s}", need_sep ? "\n" : "");
502 strbuf_release(&buf);
503 }
504
json_skip_duplicate_pmus(void * ps __maybe_unused)505 static bool json_skip_duplicate_pmus(void *ps __maybe_unused)
506 {
507 return false;
508 }
509
default_skip_duplicate_pmus(void * ps)510 static bool default_skip_duplicate_pmus(void *ps)
511 {
512 struct print_state *print_state = ps;
513
514 return !print_state->long_desc;
515 }
516
cmd_list(int argc,const char ** argv)517 int cmd_list(int argc, const char **argv)
518 {
519 int i, ret = 0;
520 struct print_state default_ps = {
521 .fp = stdout,
522 .desc = true,
523 };
524 struct print_state json_ps = {
525 .fp = stdout,
526 };
527 void *ps = &default_ps;
528 struct print_callbacks print_cb = {
529 .print_start = default_print_start,
530 .print_end = default_print_end,
531 .print_event = default_print_event,
532 .print_metric = default_print_metric,
533 .skip_duplicate_pmus = default_skip_duplicate_pmus,
534 };
535 const char *cputype = NULL;
536 const char *unit_name = NULL;
537 const char *output_path = NULL;
538 bool json = false;
539 struct option list_options[] = {
540 OPT_BOOLEAN(0, "raw-dump", &default_ps.name_only, "Dump raw events"),
541 OPT_BOOLEAN('j', "json", &json, "JSON encode events and metrics"),
542 OPT_BOOLEAN('d', "desc", &default_ps.desc,
543 "Print extra event descriptions. --no-desc to not print."),
544 OPT_BOOLEAN('v', "long-desc", &default_ps.long_desc,
545 "Print longer event descriptions and all similar PMUs with alphanumeric suffixes."),
546 OPT_BOOLEAN(0, "details", &default_ps.detailed,
547 "Print information on the perf event names and expressions used internally by events."),
548 OPT_STRING('o', "output", &output_path, "file", "output file name"),
549 OPT_BOOLEAN(0, "deprecated", &default_ps.deprecated,
550 "Print deprecated events."),
551 OPT_STRING(0, "cputype", &cputype, "cpu type",
552 "Limit PMU or metric printing to the given PMU (e.g. cpu, core or atom)."),
553 OPT_STRING(0, "unit", &unit_name, "PMU name",
554 "Limit PMU or metric printing to the specified PMU."),
555 OPT_INCR(0, "debug", &verbose,
556 "Enable debugging output"),
557 OPT_END()
558 };
559 const char * const list_usage[] = {
560 #ifdef HAVE_LIBPFM
561 "perf list [<options>] [hw|sw|cache|tracepoint|pmu|sdt|metric|metricgroup|event_glob|pfm]",
562 #else
563 "perf list [<options>] [hw|sw|cache|tracepoint|pmu|sdt|metric|metricgroup|event_glob]",
564 #endif
565 NULL
566 };
567
568 set_option_flag(list_options, 0, "raw-dump", PARSE_OPT_HIDDEN);
569 /* Hide hybrid flag for the more generic 'unit' flag. */
570 set_option_flag(list_options, 0, "cputype", PARSE_OPT_HIDDEN);
571
572 argc = parse_options(argc, argv, list_options, list_usage,
573 PARSE_OPT_STOP_AT_NON_OPTION);
574
575 if (output_path) {
576 default_ps.fp = fopen(output_path, "w");
577 json_ps.fp = default_ps.fp;
578 }
579
580 setup_pager();
581
582 if (!default_ps.name_only)
583 setup_pager();
584
585 if (json) {
586 print_cb = (struct print_callbacks){
587 .print_start = json_print_start,
588 .print_end = json_print_end,
589 .print_event = json_print_event,
590 .print_metric = json_print_metric,
591 .skip_duplicate_pmus = json_skip_duplicate_pmus,
592 };
593 ps = &json_ps;
594 } else {
595 default_ps.last_topic = strdup("");
596 assert(default_ps.last_topic);
597 default_ps.visited_metrics = strlist__new(NULL, NULL);
598 assert(default_ps.visited_metrics);
599 if (unit_name)
600 default_ps.pmu_glob = strdup(unit_name);
601 else if (cputype) {
602 const struct perf_pmu *pmu = perf_pmus__pmu_for_pmu_filter(cputype);
603
604 if (!pmu) {
605 pr_err("ERROR: cputype is not supported!\n");
606 ret = -1;
607 goto out;
608 }
609 default_ps.pmu_glob = strdup(pmu->name);
610 }
611 }
612 print_cb.print_start(ps);
613
614 if (argc == 0) {
615 default_ps.metrics = true;
616 default_ps.metricgroups = true;
617 print_events(&print_cb, ps);
618 goto out;
619 }
620
621 for (i = 0; i < argc; ++i) {
622 char *sep, *s;
623
624 if (strcmp(argv[i], "tracepoint") == 0) {
625 char *old_pmu_glob = default_ps.pmu_glob;
626
627 default_ps.pmu_glob = strdup("tracepoint");
628 if (!default_ps.pmu_glob) {
629 ret = -1;
630 goto out;
631 }
632 perf_pmus__print_pmu_events(&print_cb, ps);
633 zfree(&default_ps.pmu_glob);
634 default_ps.pmu_glob = old_pmu_glob;
635 } else if (strcmp(argv[i], "hw") == 0 ||
636 strcmp(argv[i], "hardware") == 0)
637 print_symbol_events(&print_cb, ps, PERF_TYPE_HARDWARE,
638 event_symbols_hw, PERF_COUNT_HW_MAX);
639 else if (strcmp(argv[i], "sw") == 0 ||
640 strcmp(argv[i], "software") == 0) {
641 char *old_pmu_glob = default_ps.pmu_glob;
642 static const char * const sw_globs[] = { "software", "tool" };
643
644 for (size_t j = 0; j < ARRAY_SIZE(sw_globs); j++) {
645 default_ps.pmu_glob = strdup(sw_globs[j]);
646 if (!default_ps.pmu_glob) {
647 ret = -1;
648 goto out;
649 }
650 perf_pmus__print_pmu_events(&print_cb, ps);
651 zfree(&default_ps.pmu_glob);
652 }
653 default_ps.pmu_glob = old_pmu_glob;
654 } else if (strcmp(argv[i], "cache") == 0 ||
655 strcmp(argv[i], "hwcache") == 0)
656 print_hwcache_events(&print_cb, ps);
657 else if (strcmp(argv[i], "pmu") == 0) {
658 default_ps.exclude_abi = true;
659 perf_pmus__print_pmu_events(&print_cb, ps);
660 default_ps.exclude_abi = false;
661 } else if (strcmp(argv[i], "sdt") == 0)
662 print_sdt_events(&print_cb, ps);
663 else if (strcmp(argv[i], "metric") == 0 || strcmp(argv[i], "metrics") == 0) {
664 default_ps.metricgroups = false;
665 default_ps.metrics = true;
666 metricgroup__print(&print_cb, ps);
667 } else if (strcmp(argv[i], "metricgroup") == 0 ||
668 strcmp(argv[i], "metricgroups") == 0) {
669 default_ps.metricgroups = true;
670 default_ps.metrics = false;
671 metricgroup__print(&print_cb, ps);
672 }
673 #ifdef HAVE_LIBPFM
674 else if (strcmp(argv[i], "pfm") == 0)
675 print_libpfm_events(&print_cb, ps);
676 #endif
677 else if ((sep = strchr(argv[i], ':')) != NULL) {
678 char *old_pmu_glob = default_ps.pmu_glob;
679 char *old_event_glob = default_ps.event_glob;
680
681 default_ps.event_glob = strdup(argv[i]);
682 if (!default_ps.event_glob) {
683 ret = -1;
684 goto out;
685 }
686
687 default_ps.pmu_glob = strdup("tracepoint");
688 if (!default_ps.pmu_glob) {
689 zfree(&default_ps.event_glob);
690 ret = -1;
691 goto out;
692 }
693 perf_pmus__print_pmu_events(&print_cb, ps);
694 zfree(&default_ps.pmu_glob);
695 default_ps.pmu_glob = old_pmu_glob;
696 print_sdt_events(&print_cb, ps);
697 default_ps.metrics = true;
698 default_ps.metricgroups = true;
699 metricgroup__print(&print_cb, ps);
700 zfree(&default_ps.event_glob);
701 default_ps.event_glob = old_event_glob;
702 } else {
703 if (asprintf(&s, "*%s*", argv[i]) < 0) {
704 printf("Critical: Not enough memory! Trying to continue...\n");
705 continue;
706 }
707 default_ps.event_glob = s;
708 print_symbol_events(&print_cb, ps, PERF_TYPE_HARDWARE,
709 event_symbols_hw, PERF_COUNT_HW_MAX);
710 print_hwcache_events(&print_cb, ps);
711 perf_pmus__print_pmu_events(&print_cb, ps);
712 print_sdt_events(&print_cb, ps);
713 default_ps.metrics = true;
714 default_ps.metricgroups = true;
715 metricgroup__print(&print_cb, ps);
716 free(s);
717 }
718 }
719
720 out:
721 print_cb.print_end(ps);
722 free(default_ps.pmu_glob);
723 free(default_ps.last_topic);
724 free(default_ps.last_metricgroups);
725 strlist__delete(default_ps.visited_metrics);
726 if (output_path)
727 fclose(default_ps.fp);
728
729 return ret;
730 }
731