perf record: Reuse target::initial_delay

This just simply replace record_opts::initial_delay with
target::initial_delay. Nothing else is changed.

Signed-off-by: Changbin Du <[e-mail]>
Acked-by: Namhyung Kim <[e-mail]>
Cc: Alexander Shishkin <[e-mail]>
Cc: Hui Wang <[e-mail]>
Cc: Ingo Molnar <[e-mail]>
Cc: Jiri Olsa <[e-mail]>
Cc: Mark Rutland <[e-mail]>
Cc: Peter Zijlstra <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Arnaldo Carvalho de Melo <[e-mail]>

tools/perf/builtin-record.c

···
 	 * dummy event so that we can track PERF_RECORD_MMAP to cover the delay
 	 * of waiting or event synthesis.
 	 */
-	if (opts->initial_delay || target__has_cpu(&opts->target) ||
+	if (opts->target.initial_delay || target__has_cpu(&opts->target) ||
 	    perf_pmu__has_hybrid()) {
 		pos = evlist__get_tracking_event(evlist);
 		if (!evsel__is_dummy_event(pos)) {
···
 		 * Enable the dummy event when the process is forked for
 		 * initial_delay, immediately for system wide.
 		 */
-		if (opts->initial_delay && !pos->immediate &&
+		if (opts->target.initial_delay && !pos->immediate &&
 		    !target__has_cpu(&opts->target))
 			pos->core.attr.enable_on_exec = 1;
 		else
···
 	 * (apart from group members) have enable_on_exec=1 set,
 	 * so don't spoil it by prematurely enabling them.
 	 */
-	if (!target__none(&opts->target) && !opts->initial_delay)
+	if (!target__none(&opts->target) && !opts->target.initial_delay)
 		evlist__enable(rec->evlist);
 
 	/*
···
 		evlist__start_workload(rec->evlist);
 	}
 
-	if (opts->initial_delay) {
+	if (opts->target.initial_delay) {
 		pr_info(EVLIST_DISABLED_MSG);
-		if (opts->initial_delay > 0) {
-			usleep(opts->initial_delay * USEC_PER_MSEC);
+		if (opts->target.initial_delay > 0) {
+			usleep(opts->target.initial_delay * USEC_PER_MSEC);
 			evlist__enable(rec->evlist);
 			pr_info(EVLIST_ENABLED_MSG);
 		}

tools/perf/builtin-trace.c

···
 	if (err < 0)
 		goto out_error_mmap;
 
-	if (!target__none(&trace->opts.target) && !trace->opts.initial_delay)
+	if (!target__none(&trace->opts.target) && !trace->opts.target.initial_delay)
 		evlist__enable(evlist);
 
 	if (forks)
 		evlist__start_workload(evlist);
 
-	if (trace->opts.initial_delay) {
-		usleep(trace->opts.initial_delay * 1000);
+	if (trace->opts.target.initial_delay) {
+		usleep(trace->opts.target.initial_delay * 1000);
 		evlist__enable(evlist);
 	}
 
···
 			"per thread proc mmap processing timeout in ms"),
 	OPT_CALLBACK('G', "cgroup", &trace, "name", "monitor event in cgroup name only",
 		     trace__parse_cgroups),
-	OPT_INTEGER('D', "delay", &trace.opts.initial_delay,
+	OPT_INTEGER('D', "delay", &trace.opts.target.initial_delay,
 		     "ms to wait before starting measurement after program "
 		     "start"),
 	OPTS_EVSWITCH(&trace.evswitch),

tools/perf/util/evlist.c

···
 	if (unset)
 		return 0;
 
-	opts->initial_delay = str_to_delay(str);
-	if (opts->initial_delay)
+	opts->target.initial_delay = str_to_delay(str);
+	if (opts->target.initial_delay)
 		return 0;
 
 	ret = parse_event_enable_times(str, NULL);
···
 
 	eet->evlist = evlist;
 	evlist->eet = eet;
-	opts->initial_delay = eet->times[0].start;
+	opts->target.initial_delay = eet->times[0].start;
 
 	return 0;
 

tools/perf/util/evsel.c

···
 	 * group leaders for traced executed by perf.
 	 */
 	if (target__none(&opts->target) && evsel__is_group_leader(evsel) &&
-	    !opts->initial_delay)
+	    !opts->target.initial_delay)
 		attr->enable_on_exec = 1;
 
 	if (evsel->immediate) {

tools/perf/util/record.h

···
 	const char    *auxtrace_snapshot_opts;
 	const char    *auxtrace_sample_opts;
 	bool	      sample_transaction;
-	int	      initial_delay;
 	bool	      use_clockid;
 	clockid_t     clockid;
 	u64	      clockid_res_ns;