cregit-Linux how code gets into the kernel

Release 4.10 tools/perf/builtin-evlist.c

Directory: tools/perf
 * Builtin evlist command: Show the list of event selectors present
 * in a file.
#include "builtin.h"

#include "util/util.h"

#include <linux/list.h>

#include "perf.h"
#include "util/evlist.h"
#include "util/evsel.h"
#include "util/parse-events.h"
#include <subcmd/parse-options.h>
#include "util/session.h"
#include "util/data.h"
#include "util/debug.h"

static int __cmd_evlist(const char *file_name, struct perf_attr_details *details) { struct perf_session *session; struct perf_evsel *pos; struct perf_data_file file = { .path = file_name, .mode = PERF_DATA_MODE_READ, .force = details->force, }; bool has_tracepoint = false; session = perf_session__new(&file, 0, NULL); if (session == NULL) return -1; evlist__for_each_entry(session->evlist, pos) { perf_evsel__fprintf(pos, details, stdout); if (pos->attr.type == PERF_TYPE_TRACEPOINT) has_tracepoint = true; } if (has_tracepoint && !details->trace_fields) printf("# Tip: use 'perf evlist --trace-fields' to show fields for tracepoint events\n"); perf_session__delete(session); return 0; }


arnaldo carvalho de meloarnaldo carvalho de melo6751.94%550.00%
namhyung kimnamhyung kim3527.13%110.00%
jiri olsajiri olsa1813.95%110.00%
yunlong songyunlong song75.43%110.00%
taeung songtaeung song10.78%110.00%
feng tangfeng tang10.78%110.00%

int cmd_evlist(int argc, const char **argv, const char *prefix __maybe_unused) { struct perf_attr_details details = { .verbose = false, }; const struct option options[] = { OPT_STRING('i', "input", &input_name, "file", "Input file name"), OPT_BOOLEAN('F', "freq", &details.freq, "Show the sample frequency"), OPT_BOOLEAN('v', "verbose", &details.verbose, "Show all event attr details"), OPT_BOOLEAN('g', "group", &details.event_group, "Show event group information"), OPT_BOOLEAN('f', "force", &details.force, "don't complain, do it"), OPT_BOOLEAN(0, "trace-fields", &details.trace_fields, "Show tracepoint fields"), OPT_END() }; const char * const evlist_usage[] = { "perf evlist [<options>]", NULL }; argc = parse_options(argc, argv, options, evlist_usage, 0); if (argc) usage_with_options(evlist_usage, options); if (details.event_group && (details.verbose || details.freq)) { usage_with_options_msg(evlist_usage, options, "--group option is not compatible with other options\n"); } return __cmd_evlist(input_name, &details); }


arnaldo carvalho de meloarnaldo carvalho de melo13366.17%444.44%
namhyung kimnamhyung kim5326.37%333.33%
yunlong songyunlong song146.97%111.11%
irina tirdeairina tirdea10.50%111.11%

Overall Contributors

arnaldo carvalho de meloarnaldo carvalho de melo22762.36%741.18%
namhyung kimnamhyung kim8824.18%317.65%
jiri olsajiri olsa246.59%211.76%
yunlong songyunlong song215.77%15.88%
taeung songtaeung song10.27%15.88%
josh poimboeufjosh poimboeuf10.27%15.88%
feng tangfeng tang10.27%15.88%
irina tirdeairina tirdea10.27%15.88%
Directory: tools/perf
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