for_each_subsystem  201 tools/perf/util/parse-events.c 	for_each_subsystem(sys_dir, sys_dirent) {
for_each_subsystem 2215 tools/perf/util/parse-events.c 	for_each_subsystem(sys_dir, sys_dirent) {
for_each_subsystem 2303 tools/perf/util/parse-events.c 	for_each_subsystem(sys_dir, sys_dirent) {