Re: [PATCH v4 0/5] mac80211: beacon filtering

[Kalle Valo <kalle.valo@iki.fi>]

Johannes Berg <johannes@sipsolutions.net> writes:

> On Sun, 2009-03-22 at 21:56 +0200, Kalle Valo wrote:
>> Here's my proposal how to implement beacon filtering in mac80211. The
>> basic idea is simple, the driver enables filtering whenever mac80211
>> enables power save and the driver calls ieee80211_beacon_loss()
>> whenever hardware informs about beacon loss.
>> 
>> I have tested this with stlc45xx (with beacon filtering) and iwl3945
>> (without beacon filtering) and based on simple tests this seems to
>> work. For reference I'll send the stlc45xx patch as a followup.
>
> Something I've been wondering about now is how to populate the exclude
> list (which would probably be smarter as an include list, but anyway).

Yeah, an include list would be a lot better.

> This actually affects the entire stack, take for example the BSS load
> element, which could potentially change frequently. Unless
> wpa_supplicant would want to use it for roaming, we could ignore it.
>
> However, how do we know which elements the various pieces of the stack
> need?

I think we can just start with a fixed list and start improving that.
Or did you think of creating the list dynamically?

-- 
Kalle Valo