253 static char *do_read_string(struct feat_fd *ff)  in do_read_string()  function
1955 		evsel->name = do_read_string(ff);  in read_event_desc()
2405 	ff->ph->env.__feat_env = do_read_string(ff); \
2535 		str = do_read_string(ff);  in process_cmdline()
2577 		str = do_read_string(ff);  in process_cpu_topology()
2596 		str = do_read_string(ff);  in process_cpu_topology()
2660 		str = do_read_string(ff);  in process_cpu_topology()
2716 		str = do_read_string(ff);  in process_numa_topology()
2757 		name = do_read_string(ff);  in process_pmu_mappings()
2809 		desc[i].name = do_read_string(ff);  in process_group_desc()
2912 			c->v = do_read_string(ff);		\  in process_cache()
3068 		n->pmu_name = do_read_string(ff);  in process_hybrid_topology()
3072 		n->cpus = do_read_string(ff);  in process_hybrid_topology()
3270 		name = do_read_string(ff);  in __process_pmu_caps()
3274 		value = do_read_string(ff);  in __process_pmu_caps()
3353 		pmu_caps[i].pmu_name = do_read_string(ff);  in process_pmu_caps()