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Date: Wed, 01 Feb 2006 14:34:23 -0500
To: Sam Leffler <sam@errno.com>
From: Dan Swartzendruber <dswartz@druber.com>
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Cc: freebsd-net@freebsd.org
Subject: Re: 'ifconfig ath0 scan' hangs under 6.0-STABLE (resolved?)
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At 02:13 PM 2/1/2006, Sam Leffler wrote:
>Dan Swartzendruber wrote:
>>Poking through ieee80211_ioctl.c in the kernel, I see this:
>>         case IEEE80211_IOC_SCAN_REQ:
>>                 if (ic->ic_opmode == IEEE80211_M_HOSTAP)        /* 
>> XXX ignore */
>>                         break;
>>                 error = ieee80211_setupscan(ic, ic->ic_chan_avail);
>>                 if (error == 0)         /* XXX background scan */
>>                         error = ieee80211_new_state(ic, 
>> IEEE80211_S_SCAN, -1);
>>                 break;
>>So, it looks like if you're in hostap mode, it just ignores the 
>>request?  Unfortunately, the ifconfig code is looping waiting for a 
>>response.    Oh well...
>
>Yes this is a continuation of previous policy.  I'll change it to 
>return an error so ifconfig won't hang waiting for the scan complete 
>notification.

Not complaining, mind you - I'm just relieved to know why this was 
happening.  Thx!