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Re: rt28xx AP-mode problem with commit 3edaf3e61fda3aa9ff8d38445bf92f2bec23bf63 "mac80211: manage AP netdev carrier state"

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On Thu, 2012-05-10 at 10:15 +0200, Johannes Berg wrote:
> On Wed, 2012-05-09 at 23:04 +0200, Tobias Diedrich wrote:
> 
> > > PKG_REV:=1f0cc27eb98f7d1af9c64d0752238184cbdb9a24
> 
> Ok.
> 
> > When associating to the AP works (3edaf3e61fda3aa9ff8d38445bf92f2bec23bf63 reverted):
> > root@OpenWrt:/# ip monitor
> > dev eth0.1 lladdr 00:50:5b:04:05:7e REACHABLE
> > dev wlan0 lladdr a0:0b:ba:c6:9f:88 REACHABLE
> 
> Ah, well, I wanted "ip monitor" (and maybe restrict to "ip monitor
> link") while you start/stop hostapd. Sorry for not being clear on that.
> Also could be useful to look at it with the tcpdump thing, which is very
> very strange.
> 
> I wonder if things like broadcast addresses are only added upon
> netif_carrier_on() and that would reprogram filters and cause issues for
> rt2x00... For that we'd need to do some more debugging inside mac80211
> though.

I don't see anything like that happening upon netif_carrier_on(), the
only thing that really seems to happen is attaching and starting qdiscs,
which shouldn't make a difference across drivers...

Is this using compat-wireless? But then, so do I right now, against 3.1
base kernel.

johannes

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