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Subject: Re: [RFC 4/4] cfg80211/mac80211: use cfg80211 wdev mutex in mac80211
From: Johannes Berg <johannes@sipsolutions.net>
To: Arend van Spriel <arend@broadcom.com>
Cc: linux-wireless@vger.kernel.org, greearb@candelatech.com
Date: Fri, 10 May 2013 14:26:54 +0200
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On Fri, 2013-05-10 at 14:22 +0200, Arend van Spriel wrote:
> On 05/10/2013 02:08 PM, Johannes Berg wrote:
> > From: Johannes Berg <johannes.berg@intel.com>
> >
> > Using separate locks in cfg80211 and mac80211 has always
> > caused issues, for example having to unlock in places in
> > mac80211 to call cfg80211, which even needed a framework
> > to make cfg80211 calls after some functions returned etc.
> >
> > Additionally, I suspect some issues people have reported
> > with the cfg80211 state getting confused could be due to
> > such issues, when cfg80211 is asking mac80211 to change
> > state but mac80211 is in the process of telling cfg80211
> > that the state changed (in another way.)
> 
> I guess this change affects fullmac drivers like brcmfmac, right?

I don't think so.

johannes