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Re: [PATCH 6/9] mac80211: handle width changes from opmode notification IE in beacon

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On Tue, 2015-12-08 at 21:25 +0530, Krishna Chaitanya wrote:
> On Tue, Dec 8, 2015 at 9:23 PM, Johannes Berg <johannes@sipsolutions.
> net> wrote:
> > On Tue, 2015-12-08 at 21:17 +0530, Krishna Chaitanya wrote:
> > > 
> > > > If the rate control algorithm doesn't look at sta->sta.rx_nss
> > > > then
> > > > that's their bug.
> > > 
> > > Yes, it looks like it. Only BW is handled, not the NSS change,
> > > and
> > > without this patch OP MODE IE in beacon updates neither NSS nor
> > > BW.
> > > 
> > > For Action frame OP MODE IE, NSS will be updated.
> Typo BW will be updated.

Ok.

> > I don't see how that would happen - they end up in exactly the same
> > code path.
> 
> As nss_only is false, BW will be update in case of action frame.

Well, this patch removes that since the whole concept of nss_only was
wrong.

So basically you're just saying that minstrel should be fixed to look
at rx_nss (and the relevant change bit, perhaps)...

johannes
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