[PATCH v2 2/3] perf record: reuse target::initial_delay

From: Changbin Du
Date: Wed Mar 01 2023 - 22:12:35 EST


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

Signed-off-by: Changbin Du <changbin.du@xxxxxxxxxx>
---
tools/perf/builtin-record.c | 12 ++++++------
tools/perf/builtin-trace.c | 8 ++++----
tools/perf/util/evlist.c | 6 +++---
tools/perf/util/evsel.c | 2 +-
tools/perf/util/record.h | 1 -
5 files changed, 14 insertions(+), 15 deletions(-)

diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 8374117e66f6..bc978bb38890 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -1292,7 +1292,7 @@ static int record__open(struct record *rec)
* 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)) {
@@ -1307,7 +1307,7 @@ static int record__open(struct record *rec)
* 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
@@ -2522,7 +2522,7 @@ static int __cmd_record(struct record *rec, int argc, const char **argv)
* (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);

/*
@@ -2574,10 +2574,10 @@ static int __cmd_record(struct record *rec, int argc, const char **argv)
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);
}
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 610fb60b1c0d..b363c609818b 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -3993,14 +3993,14 @@ static int trace__run(struct trace *trace, int argc, const char **argv)
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);
}

@@ -4788,7 +4788,7 @@ int cmd_trace(int argc, const char **argv)
"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),
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 817df2504a1e..9e4b2bb0e6fa 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -2262,8 +2262,8 @@ int evlist__parse_event_enable_time(struct evlist *evlist, struct record_opts *o
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);
@@ -2306,7 +2306,7 @@ int evlist__parse_event_enable_time(struct evlist *evlist, struct record_opts *o

eet->evlist = evlist;
evlist->eet = eet;
- opts->initial_delay = eet->times[0].start;
+ opts->target.initial_delay = eet->times[0].start;

return 0;

diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index 51e8ce6edddc..462cc0673cee 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -1334,7 +1334,7 @@ void evsel__config(struct evsel *evsel, struct record_opts *opts,
* 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) {
diff --git a/tools/perf/util/record.h b/tools/perf/util/record.h
index 46212bf020cf..a6566134e09e 100644
--- a/tools/perf/util/record.h
+++ b/tools/perf/util/record.h
@@ -65,7 +65,6 @@ struct record_opts {
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;
--
2.25.1