CSTATE_NAME_LEN
if (!strncmp(tmp, "stop0_lite", CSTATE_NAME_LEN))
else if (!strncmp(tmp, "stop1_lite", CSTATE_NAME_LEN))
else if (!strncmp(tmp, "stop2_lite", CSTATE_NAME_LEN))
strncpy(cpuidle_cstates[num].name, tmp, CSTATE_NAME_LEN - 1);
char name[CSTATE_NAME_LEN];
strncpy(rapl_zones[rapl_zone_count].name, zone->name, CSTATE_NAME_LEN - 1);