hal, rfkill and compat-wireless (Re: [RFC/RFT] rtl8187: Implement rfkill support)

[Hin-Tak Leung]

On Thu, Aug 27, 2009 at 8:14 AM, Johannes Berg<johannes at sipsolutions.net> wrote:
> On Wed, 2009-08-26 at 16:45 -0700, Luis R. Rodriguez wrote:
>
>> Johannes, did kernels < 2.6.31 have /sys/class/rfkill ?
>
> Yes, but I never understood why that matters. If you've got
> compat-wireless "rfkill" loaded then the original rfkill can't be loaded
> anyway. And their symbols would probably clash anyway if the original is
> built in, in which case you can't use compat.
>
> You haven't renamed cfg80211's sysfs either, so why rfkill?
>
> johannes
>

There are a couple of wimax drivers which depends on rfkill... or
bluetooth drivers? I think one likely reason is that there are valid
situations or hardware combinations which requires having both of them
loaded. (but that's a whole can of worms )