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Re: [PATCH] cfg80211: restrict AP beacon intervals

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On Wed, 2011-05-11 at 17:58 +0200, BjÃrn Smedman wrote:

> > Yes, in theory that's possible, but apparently no driver actually did
> > this correctly. Also, it didn't seem like anyone really cares, and we
> > need to enforce some restrictions because otherwise drivers will end up
> > doing it wrong, and you'll end up having a beacon interval of 200 while
> > advertising 150 for example, which will totally throw off powersaving
> > clients.
> 
> I'm very interested in having multiple AP vifs with different beacon
> intervals. If we're going to just fail anyway in this case can't we do
> that from the drivers instead? I would also prefer that from an
> aesthetic point of view, instead of having broken logic in the drivers
> "protected" by extra verification in cfg80211.

We can't fail from the drivers, they don't have a failure path.

johannes

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