Arnaldo Carvalho de Melo | 43adec9 | 2011-03-15 11:04:13 -0300 | [diff] [blame] | 1 | /* |
| 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 Olsa | f5fc141 | 2013-10-15 16:27:32 +0200 | [diff] [blame] | 17 | #include "util/data.h" |
Jiri Olsa | 84f5d36 | 2014-07-14 23:46:48 +0200 | [diff] [blame] | 18 | #include "util/debug.h" |
Arnaldo Carvalho de Melo | 43adec9 | 2011-03-15 11:04:13 -0300 | [diff] [blame] | 19 | |
Feng Tang | 70cb4e9 | 2012-10-30 11:56:02 +0800 | [diff] [blame] | 20 | static int __cmd_evlist(const char *file_name, struct perf_attr_details *details) |
Arnaldo Carvalho de Melo | 43adec9 | 2011-03-15 11:04:13 -0300 | [diff] [blame] | 21 | { |
| 22 | struct perf_session *session; |
| 23 | struct perf_evsel *pos; |
Jiri Olsa | f5fc141 | 2013-10-15 16:27:32 +0200 | [diff] [blame] | 24 | struct perf_data_file file = { |
| 25 | .path = file_name, |
| 26 | .mode = PERF_DATA_MODE_READ, |
| 27 | }; |
Arnaldo Carvalho de Melo | 43adec9 | 2011-03-15 11:04:13 -0300 | [diff] [blame] | 28 | |
Jiri Olsa | f5fc141 | 2013-10-15 16:27:32 +0200 | [diff] [blame] | 29 | session = perf_session__new(&file, 0, NULL); |
Arnaldo Carvalho de Melo | 43adec9 | 2011-03-15 11:04:13 -0300 | [diff] [blame] | 30 | if (session == NULL) |
Taeung Song | 52e02834 | 2014-09-24 10:33:37 +0900 | [diff] [blame] | 31 | return -1; |
Arnaldo Carvalho de Melo | 43adec9 | 2011-03-15 11:04:13 -0300 | [diff] [blame] | 32 | |
Arnaldo Carvalho de Melo | 0050f7a | 2014-01-10 10:37:27 -0300 | [diff] [blame] | 33 | evlist__for_each(session->evlist, pos) |
Arnaldo Carvalho de Melo | 0698aed | 2012-12-10 18:17:08 -0300 | [diff] [blame] | 34 | perf_evsel__fprintf(pos, details, stdout); |
Arnaldo Carvalho de Melo | 43adec9 | 2011-03-15 11:04:13 -0300 | [diff] [blame] | 35 | |
| 36 | perf_session__delete(session); |
| 37 | return 0; |
| 38 | } |
| 39 | |
Irina Tirdea | 1d037ca | 2012-09-11 01:15:03 +0300 | [diff] [blame] | 40 | int cmd_evlist(int argc, const char **argv, const char *prefix __maybe_unused) |
Arnaldo Carvalho de Melo | 43adec9 | 2011-03-15 11:04:13 -0300 | [diff] [blame] | 41 | { |
Arnaldo Carvalho de Melo | 26252ea | 2012-05-22 14:30:11 -0300 | [diff] [blame] | 42 | struct perf_attr_details details = { .verbose = false, }; |
Arnaldo Carvalho de Melo | 26252ea | 2012-05-22 14:30:11 -0300 | [diff] [blame] | 43 | const struct option options[] = { |
Arnaldo Carvalho de Melo | 94d668d | 2012-10-01 15:20:58 -0300 | [diff] [blame] | 44 | 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 Melo | e35ef355 | 2013-02-06 17:20:02 -0300 | [diff] [blame] | 48 | OPT_BOOLEAN('g', "group", &details.event_group, |
Namhyung Kim | e6ab07d | 2013-01-22 18:09:47 +0900 | [diff] [blame] | 49 | "Show event group information"), |
Arnaldo Carvalho de Melo | 94d668d | 2012-10-01 15:20:58 -0300 | [diff] [blame] | 50 | OPT_END() |
| 51 | }; |
| 52 | const char * const evlist_usage[] = { |
| 53 | "perf evlist [<options>]", |
| 54 | NULL |
Arnaldo Carvalho de Melo | 26252ea | 2012-05-22 14:30:11 -0300 | [diff] [blame] | 55 | }; |
| 56 | |
Arnaldo Carvalho de Melo | 43adec9 | 2011-03-15 11:04:13 -0300 | [diff] [blame] | 57 | argc = parse_options(argc, argv, options, evlist_usage, 0); |
| 58 | if (argc) |
| 59 | usage_with_options(evlist_usage, options); |
| 60 | |
Arnaldo Carvalho de Melo | e35ef355 | 2013-02-06 17:20:02 -0300 | [diff] [blame] | 61 | if (details.event_group && (details.verbose || details.freq)) { |
Namhyung Kim | e6ab07d | 2013-01-22 18:09:47 +0900 | [diff] [blame] | 62 | pr_err("--group option is not compatible with other options\n"); |
| 63 | usage_with_options(evlist_usage, options); |
| 64 | } |
| 65 | |
Arnaldo Carvalho de Melo | 26252ea | 2012-05-22 14:30:11 -0300 | [diff] [blame] | 66 | return __cmd_evlist(input_name, &details); |
Arnaldo Carvalho de Melo | 43adec9 | 2011-03-15 11:04:13 -0300 | [diff] [blame] | 67 | } |