[PATCH 0/1 v2] cpuidle: allow to disable C states of the ladder governor

[Carsten Emde <C.Emde@osadl.org>]

Rafael,

>>>>>> [..]
>>>>>> I could implement a sanitize mechanism of the ladder governor that
>>>>>> takes care the "disable" variables of all deeper states are set to 1,
>>>>>> if a state is disabled, and those of all lighter states are set to 0,
>>>>>> if a state is enabled. Do you wish me to do that?
>>>>> No, I dont think thats necessary, current code suffices it.
>>>>> The disable flag is knob we are giving to the user . So may be just
>>>>> document  the  intended use of disable flag working
>>>>> alongside design of ladder governor.
>>>> It's not necessary - but maybe better. Here comes v3 with a sanitizer.
>>>> Is this too ugly?
>>> The v2, with the documentation in place seems sufficient.
>>> Yup, this adds unnecessary fields which are not much use
>>> coz the same can be achieved with just disable flag check.
>> ok, let's take v2.
> Can you please resend the version regarded as the current one?

This is the version that was regarded as the current one (v2).

Changes in v2: A note in the documentation explains why the sysfs
variable "disable" may not always reflect the current situation
and why modifying it may not always work as expected.

	-Carsten.