From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from s3.sipsolutions.net ([5.9.151.49]:59393 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750832AbcBWLGc (ORCPT ); Tue, 23 Feb 2016 06:06:32 -0500 Message-ID: <1456225589.2041.24.camel@sipsolutions.net> (sfid-20160223_120635_778128_07E3CD8A) Subject: Re: [PATCH-v2 1/2] mac80211: Take bitrates into account when building IEs. From: Johannes Berg To: Ben Greear , linux-wireless@vger.kernel.org Date: Tue, 23 Feb 2016 12:06:29 +0100 In-Reply-To: <56C63D8B.9020900@candelatech.com> References: <1445361858-24976-1-git-send-email-greearb@candelatech.com> <1453807009.2759.23.camel@sipsolutions.net> <56A78E8F.1080505@candelatech.com> <1454576521.2564.6.camel@sipsolutions.net> <56B38FD1.40902@candelatech.com> <1455827536.2084.35.camel@sipsolutions.net> <56C62C4E.7020600@candelatech.com> <1455828330.2084.38.camel@sipsolutions.net> <56C630B7.7020604@candelatech.com> <1455830078.2084.47.camel@sipsolutions.net> <56C63D8B.9020900@candelatech.com> Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: On Thu, 2016-02-18 at 13:54 -0800, Ben Greear wrote: > > Yeah, it does, at least if you assume that the capabilities can > > actually change. We assume they don't though, hostapd/wpa_s for > > example will never re-query them after startup. > > Restarting supplicant, even if it came to that, might be less > of an issue than having to re-create the vdev to have it grab > proper new settings from the wiphy... > Well, it would be easy enough to make a method that updated an > vdev/sdata->vht from wiphy, so could just call that as needed (ie, > when certain things set or are changed by wiphy). Yeah, I think we'll just have to deal with this when it comes along. This multi-antenna-sharing case (unfortunately I forgot who was talking about it) is the only thing that comes to mind where we really may have to deal with this. johannes