Commit 82944899 authored by Adrian Hunter's avatar Adrian Hunter Committed by Arnaldo Carvalho de Melo
Browse files

perf evlist: Factor out evlist__dummy_event() 



Factor out evlist__dummy_event() so it can be reused.

Signed-off-by: default avatarAdrian Hunter <adrian.hunter@intel.com>
Acked-by: default avatarIan Rogers <irogers@google.com>
Acked-by: default avatarNamhyung Kim <namhyung@kernel.org>
Cc: Alexey Bayduraev <alexey.v.bayduraev@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Leo Yan <leo.yan@linaro.org>
Link: https://lore.kernel.org/r/20220524075436.29144-5-adrian.hunter@intel.com


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 84bd5aba

tools/perf/util/evlist.c

+8 −2
Original line number Diff line number Diff line
@@ -242,14 +242,20 @@ int __evlist__add_default(struct evlist *evlist, bool precise) 
	return 0;

}



int evlist__add_dummy(struct evlist *evlist)

static struct evsel *evlist__dummy_event(struct evlist *evlist)

{

	struct perf_event_attr attr = {

		.type	= PERF_TYPE_SOFTWARE,

		.config = PERF_COUNT_SW_DUMMY,

		.size	= sizeof(attr), /* to capture ABI version */

	};

	struct evsel *evsel = evsel__new_idx(&attr, evlist->core.nr_entries);



	return evsel__new_idx(&attr, evlist->core.nr_entries);

}



int evlist__add_dummy(struct evlist *evlist)

{

	struct evsel *evsel = evlist__dummy_event(evlist);



	if (evsel == NULL)

		return -ENOMEM;