blob: 66e12f55c052869e32864ad52e19dda226d918c3 [file] [log] [blame]
Arnaldo Carvalho de Melo43adec92011-03-15 11:04:13 -03001/*
2 * Builtin evlist command: Show the list of event selectors present
3 * in a perf.data file.
4 */
5#include "builtin.h"
6
7#include "util/util.h"
8
9#include <linux/list.h>
10
11#include "perf.h"
12#include "util/evlist.h"
13#include "util/evsel.h"
14#include "util/parse-events.h"
15#include "util/parse-options.h"
16#include "util/session.h"
Jiri Olsaf5fc1412013-10-15 16:27:32 +020017#include "util/data.h"
Jiri Olsa84f5d362014-07-14 23:46:48 +020018#include "util/debug.h"
Arnaldo Carvalho de Melo43adec92011-03-15 11:04:13 -030019
Feng Tang70cb4e92012-10-30 11:56:02 +080020static int __cmd_evlist(const char *file_name, struct perf_attr_details *details)
Arnaldo Carvalho de Melo43adec92011-03-15 11:04:13 -030021{
22 struct perf_session *session;
23 struct perf_evsel *pos;
Jiri Olsaf5fc1412013-10-15 16:27:32 +020024 struct perf_data_file file = {
25 .path = file_name,
26 .mode = PERF_DATA_MODE_READ,
27 };
Arnaldo Carvalho de Melo43adec92011-03-15 11:04:13 -030028
Jiri Olsaf5fc1412013-10-15 16:27:32 +020029 session = perf_session__new(&file, 0, NULL);
Arnaldo Carvalho de Melo43adec92011-03-15 11:04:13 -030030 if (session == NULL)
31 return -ENOMEM;
32
Arnaldo Carvalho de Melo0050f7a2014-01-10 10:37:27 -030033 evlist__for_each(session->evlist, pos)
Arnaldo Carvalho de Melo0698aed2012-12-10 18:17:08 -030034 perf_evsel__fprintf(pos, details, stdout);
Arnaldo Carvalho de Melo43adec92011-03-15 11:04:13 -030035
36 perf_session__delete(session);
37 return 0;
38}
39
Irina Tirdea1d037ca2012-09-11 01:15:03 +030040int cmd_evlist(int argc, const char **argv, const char *prefix __maybe_unused)
Arnaldo Carvalho de Melo43adec92011-03-15 11:04:13 -030041{
Arnaldo Carvalho de Melo26252ea2012-05-22 14:30:11 -030042 struct perf_attr_details details = { .verbose = false, };
Arnaldo Carvalho de Melo26252ea2012-05-22 14:30:11 -030043 const struct option options[] = {
Arnaldo Carvalho de Melo94d668d2012-10-01 15:20:58 -030044 OPT_STRING('i', "input", &input_name, "file", "Input file name"),
45 OPT_BOOLEAN('F', "freq", &details.freq, "Show the sample frequency"),
46 OPT_BOOLEAN('v', "verbose", &details.verbose,
47 "Show all event attr details"),
Arnaldo Carvalho de Meloe35ef3552013-02-06 17:20:02 -030048 OPT_BOOLEAN('g', "group", &details.event_group,
Namhyung Kime6ab07d2013-01-22 18:09:47 +090049 "Show event group information"),
Arnaldo Carvalho de Melo94d668d2012-10-01 15:20:58 -030050 OPT_END()
51 };
52 const char * const evlist_usage[] = {
53 "perf evlist [<options>]",
54 NULL
Arnaldo Carvalho de Melo26252ea2012-05-22 14:30:11 -030055 };
56
Arnaldo Carvalho de Melo43adec92011-03-15 11:04:13 -030057 argc = parse_options(argc, argv, options, evlist_usage, 0);
58 if (argc)
59 usage_with_options(evlist_usage, options);
60
Arnaldo Carvalho de Meloe35ef3552013-02-06 17:20:02 -030061 if (details.event_group && (details.verbose || details.freq)) {
Namhyung Kime6ab07d2013-01-22 18:09:47 +090062 pr_err("--group option is not compatible with other options\n");
63 usage_with_options(evlist_usage, options);
64 }
65
Arnaldo Carvalho de Melo26252ea2012-05-22 14:30:11 -030066 return __cmd_evlist(input_name, &details);
Arnaldo Carvalho de Melo43adec92011-03-15 11:04:13 -030067}