Return-path: Received: from mail.candelatech.com ([208.74.158.172]:37589 "EHLO ns3.lanforge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753214Ab0IOQMa (ORCPT ); Wed, 15 Sep 2010 12:12:30 -0400 Message-ID: <4C90F06A.1070606@candelatech.com> Date: Wed, 15 Sep 2010 09:12:26 -0700 From: Ben Greear MIME-Version: 1.0 To: Johannes Berg CC: Jouni Malinen , "linux-wireless@vger.kernel.org" Subject: Re: RFC: mac80211/ath9k: allow scanning single channel if other VIF is associated. References: <4C8EB03D.7070808@candelatech.com> <20100915030316.GB30253@jm.kir.nu> <4C9059DC.7060009@candelatech.com> <1284545796.3842.11.camel@jlt3.sipsolutions.net> <4C90D683.7000801@candelatech.com> <1284560664.7705.3.camel@jlt3.sipsolutions.net> <4C90E708.5050109@candelatech.com> <1284565033.7705.5.camel@jlt3.sipsolutions.net> In-Reply-To: <1284565033.7705.5.camel@jlt3.sipsolutions.net> Content-Type: text/plain; charset=UTF-8; format=flowed Sender: linux-wireless-owner@vger.kernel.org List-ID: On 09/15/2010 08:37 AM, Johannes Berg wrote: > On Wed, 2010-09-15 at 08:32 -0700, Ben Greear wrote: > >>>> Right, but as soon as one finished, the next would start, and at least in .31, >>>> that caused the first to un-associate, giving never-ending loop of interfaces >>>> scanning and trying to associate. >>> >>> There should be a grace period maybe? >> >> I don't think that really fixes anything, except make the race between >> full scan and attempting for the first interface to associate harder to >> hit (and that is only useful if the scan-one logic is enabled anyway). > > I think you just need to update ... newer kernels shouldn't be allowing > a scan while trying to associate, I think. Grab top-of-tree wireless-testing and apply my rxfilt patch to ath9k, and you can create two VIFS and attempt to run wpa_supplicant against them (I use one supplicant per interface.) Unless it was fixed last night, I doubt you will have any luck. Thanks, Ben -- Ben Greear Candela Technologies Inc http://www.candelatech.com