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From: Johannes Berg <johannes@sipsolutions.net>
To: Wen Gong <wgong@codeaurora.org>
Cc: Arend Van Spriel <arend.vanspriel@broadcom.com>,
	kirtika@google.com, linux-wireless-owner@vger.kernel.org,
	linux-wireless@vger.kernel.org, ath10k@lists.infradead.org,
	ath11k@lists.infradead.org
Subject: Re: [PATCH v2] mac80211: reject/clear user rate mask if not usable
Date: Fri, 13 Nov 2020 09:35:57 +0100	[thread overview]
Message-ID: <0e60e4cdc036a5ef7394848d212a6e3f499c386f.camel@sipsolutions.net> (raw)
In-Reply-To: <30e2e578983e4df447e0c26c5bba0aba@codeaurora.org>

On Fri, 2020-11-13 at 16:35 +0800, Wen Gong wrote:
> 
> > I guess if we really want to redefine the user rate mask to not apply 
> > to
> > control frames, then we can relax this?
> > 
> Yes, for AP mode, it is hard to calculate the usable rates over all 
> stations.
> But for STATION mode, it can set 54M because AP support it, so it should 
> not reject it.
> If add a check for nl80211_iftype of ieee80211_vif in 
> ieee80211_set_bitrate_mask, it can
> solve this like this:
> if (sdata->vif.type != NL80211_IFTYPE_STATION && 
> !(mask->control[band].legacy & basic_rates))


That would forgo the check completely - we'd still need to check against
the *supported* rates.

johannes


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  reply	other threads:[~2020-11-13  8:35 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20170308132022.4216-1-johannes@sipsolutions.net>
2020-11-12 10:55 ` [PATCH v2] mac80211: reject/clear user rate mask if not usable Wen Gong
2020-11-12 12:49   ` Arend Van Spriel
2020-11-13  2:08     ` Wen Gong
2020-11-13  7:38       ` Johannes Berg
2020-11-13  8:14         ` Wen Gong
2020-11-13  8:16           ` Johannes Berg
2020-11-13  8:35             ` Wen Gong
2020-11-13  8:35               ` Johannes Berg [this message]
2020-11-13  8:51                 ` Wen Gong
2020-11-13  8:51                   ` Johannes Berg
2020-11-13  9:09                     ` Wen Gong
2020-11-13  9:10                       ` Johannes Berg
2020-11-13  9:21                         ` Wen Gong
2020-11-13  9:23                           ` Johannes Berg

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