Re: on builds/randconfigs

Randy Dunlap
2011-01-12T22:54:53Z

On 01/12/11 13:58, Len Brown wrote:
>>> These unusable config combinations should be prevented via Kconfig.
>>> That prevents users from selecting them, which otherwise adds to
>>> our workload and to theirs. It also prevents false-positives
>>> during our useful randconfig testing.
>>
>> But it is kind of difficult to achieve IMhO. For example, there are options
>> that are only SELECTed if something else is set, but randconfig doesn't seem
>> to care.

s/randconfig/kconfig/

> Kconfig select needs to be fixed so that it is not possible to
> select something if that something's dependencies are not met.
>
> This long standing issue is independent of randconfig,
> but Randy can probably attest that a measurable portion
> of the randconfig failures are due to this bug.

Certainly. At least now we have a kconfig warning on this class of
problem.

--
~Randy
*** Remember to use Documentation/SubmitChecklist when testing your code ***