Re: 3.[68]-rt: CONFIG_PROVE_LOCKING + CONFIG_DEBUG_FORCE_WEAK_PER_CPU = boot time swap_lock deadlock

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On Tue, 2013-04-23 at 05:13 +0200, Mike Galbraith wrote:
> On Mon, 2013-04-22 at 22:47 -0400, Steven Rostedt wrote:
> 
> > Yeah, the bug is with the swap_lock not being unique (do a git grep
> > swap_lock), and it being weak made that per_cpu swap_lock the same lock
> > as the other locks.
> > 
> > Apply my patch and your bug should go away.
> 
> Aha, so the bug is certainly dead.  I'll test anyway, but you can take
> no news as confirmation that it's dead.
> 

Actually, I would feel more comfortable if I heard news that confirms
its dead ;-)

/me hopes to hear "It's dead Jim".

-- Steve


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