iwlagn / wpa_supplicant issue

[Johannes Berg]

On Tue, 2011-04-19 at 22:28 +0100, Ed W wrote:
> On 17/04/2011 09:20, Fabio Coatti wrote:
> >> I think if you check you will see that the interface isn't up?  Issuing
> >> "ifconfig wlan0 up" and now wpa_supplicant works fine?
> > 
> > Yes, I see that the interface is down, but no 'ifconfig wlan0 up' nor
> > 'ip link set wlan0 up' works.
> > the interface remains down.
> 
> 
> Can some developer please confirm whether it's considered to be outside
> of hostapd's job to bring up the interface?  This is most noticable with
> wireless adaptors where some drivers seem to bring up the interface and
> others don't.
> 
> Further I notice that current released hostapd takes down the device
> when it's stopped, but doesn't bring it up again on start.  For me at
> least (assuming this happens to everyone?) this means that restarting
> hostapd fails on my system? (mac80211 using ath5k)
> 
> It would be useful to know what's *supposed* to happen please?  Are we
> supposed to bring up the interface first?

No, but you're supposed to first take care that rfkill isn't blocking
it.

johannes