netdev - Re: assert_cfg80211_lock warning with Linux v3.5-8833-g2d53492

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Message-ID: <20120801155252.GE27433@tuxdriver.com>
Date:	Wed, 1 Aug 2012 11:52:53 -0400
From:	"John W. Linville" <linville@...driver.com>
To:	Arend van Spriel <arend@...adcom.com>
Cc:	Josh Boyer <jwboyer@...hat.com>,
	Johannes Berg <johannes@...solutions.net>,
	Brett Rudley <brudley@...adcom.com>,
	Roland Vossen <rvossen@...adcom.com>,
	linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
	Seth Forshee <seth.forshee@...onical.com>
Subject: Re: assert_cfg80211_lock warning with Linux v3.5-8833-g2d53492

On Wed, Aug 01, 2012 at 05:51:08PM +0200, Arend van Spriel wrote:
> On 08/01/2012 05:38 PM, Arend van Spriel wrote:
> >> brcmsmac needs to hold cfg80211_mutex before calling freq_reg_info...
> >> > 
> >> > It looks like those calls were added in mid-June.
> >> > 
> > I think mid-june sounds about right. We never observed the warning when
> > changes to use regulatory infrastructure were tested/reviewed. Should
> > this precondition be mentioned in cfg80211.h?
> > 
> > Gr. AvS
> 
> Diving in further it seems brcmsmac can not grab the cfg80211_mutex. So
> another solution is needed.

Do we need to revert those patches?

-- 
John W. Linville		Someday the world will need a hero, and you
linville@...driver.com			might be all we have.  Be ready.
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