works for me! /sys/devices/system/cpu/cpu0/cpuidle/state0/desc:<null> /sys/devices/system/cpu/cpu0/cpuidle/state0/latency:0 /sys/devices/system/cpu/cpu0/cpuidle/state0/name:<null> /sys/devices/system/cpu/cpu0/cpuidle/state0/power:4294967295 /sys/devices/system/cpu/cpu0/cpuidle/state0/time:1715 /sys/devices/system/cpu/cpu0/cpuidle/state0/usage:8 becomes /sys/devices/system/cpu/cpu0/cpuidle/state0/desc:CPUIDLE CORE POLL IDLE /sys/devices/system/cpu/cpu0/cpuidle/state0/latency:0 /sys/devices/system/cpu/cpu0/cpuidle/state0/name:C0 /sys/devices/system/cpu/cpu0/cpuidle/state0/power:4294967295 /sys/devices/system/cpu/cpu0/cpuidle/state0/time:28716 /sys/devices/system/cpu/cpu0/cpuidle/state0/usage:11 thanks, Len Brown, Intel Open Source Technology Center -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html