linux-kernel - Re: [linuxwifi] x86/thermal: AB-BA dependency between mvm->mutex and tz->lock

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Message-ID: <1502978566.15969.308.camel@intel.com>
Date:   Thu, 17 Aug 2017 14:02:47 +0000
From:   "Coelho, Luciano" <luciano.coelho@...el.com>
To:     "jikos@...nel.org" <jikos@...nel.org>
CC:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        linuxwifi <linuxwifi@...el.com>,
        "Zhang, Rui" <rui.zhang@...el.com>,
        "Weinehall, David" <david.weinehall@...el.com>,
        "linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
        "edubezval@...il.com" <edubezval@...il.com>,
        "Berg, Johannes" <johannes.berg@...el.com>,
        "kvalo@...eaurora.org" <kvalo@...eaurora.org>,
        "Sharon, Sara" <sara.sharon@...el.com>,
        "linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>,
        "Grumbach, Emmanuel" <emmanuel.grumbach@...el.com>
Subject: Re: [linuxwifi] x86/thermal: AB-BA dependency between mvm->mutex
 and tz->lock

On Thu, 2017-08-17 at 15:38 +0200, Jiri Kosina wrote:
> Hi,
> 
> anything new on this front please?
> 
> The splat (and therefore deadlock potential) is still there with current 
> Linus' tree.

Sorry, haven't had more time to spend on it.  I'll do it this evening.

But, just to clarify, the deadlock potential has been there for a while,
right? The only difference is that now we get the splat.

Not saying we shouldn't fix it though. ;)

--
Luca.