Re: [PATCH] rfkill: create useful userspace interface

[Alan Jenkins <alan-jenkins@tuffmail.co.uk>]

Johannes Berg wrote:
> On Sun, 2009-05-31 at 21:03 +0200, Marcel Holtmann wrote:
>
>   
>>> Maybe we should add an ioctl that disables rfkill-input if present.
>>>       
>> I am against it. Can we just add a module parameter that allows us to
>> disable it. I am against cluttering a new interface with legacy stuff
>> since we are removing rfkill-input and replacing it by rfkilld anyway in
>> a near future (meaning when I am back from vacation).
>>     
>
> Right. But you'll get a bunch of people get it mixed up. I think I would
> prefer adding the ioctl, but having it only when rfkill-input is
> compiled in, so userspace would always just get -ENOSYS if there's no
> rfkill-input present, which means the "cluttering" of the interface
> occurs only for as long as we have rfkill-input and at some point you
> would just remove that one line of code from rfkilld.
>
> johannes
>   

Yeah, that's much better.  If you had a module parameter then you would 
have to keep it around, even after the removal of the kernel 
rfkill-input.  Otherwise people have to change modprobe.conf _again_ 
when they upgrade the kernel, because rfkill-as-module will refuse to load.

Thanks
Alan