v4.19.13 snapshot.
diff --git a/tools/perf/builtin-evlist.c b/tools/perf/builtin-evlist.c
new file mode 100644
index 0000000..e06e822
--- /dev/null
+++ b/tools/perf/builtin-evlist.c
@@ -0,0 +1,81 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Builtin evlist command: Show the list of event selectors present
+ * in a perf.data 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 data = {
+ .file = {
+ .path = file_name,
+ },
+ .mode = PERF_DATA_MODE_READ,
+ .force = details->force,
+ };
+ bool has_tracepoint = false;
+
+ session = perf_session__new(&data, 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;
+}
+
+int cmd_evlist(int argc, const char **argv)
+{
+ 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);
+}