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Re: [RFC v4] cfg80211: Android P2P-Device workaround

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On Thu, 2013-05-02 at 21:17 +0200, Arend van Spriel wrote:
> On 05/02/2013 12:06 PM, Johannes Berg wrote:
> > On Thu, 2013-05-02 at 12:03 +0200, Arend van Spriel wrote:
> >
> >> I tested the patch on x86 platform and was successful executing a
> >> p2p_find, p2p_connect, and able to ping my peer. But....
> >>
> >> When I tried this a second time I got a lockdep warning about annotation
> >> as brcmfmac tried to take a mutex during scan (p2p_find). Two minutes
> >> later I got warning about rcu stalls. Not sure where to look.
> >
> > Me neither? :) What does it say?
> 
> crap. One time I get the lockdep warning/rcu stall and the next a null 
> pointer access, but the stack trace is the same. Afraid this is a 
> brcmfmac issue that I will have to look into it.

Did you figure this out? At least whether or not it was an issue in my
patch? :)

johannes

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