Re: [debug patch] printk: Add a printk killswitch to robustify NMIwatchdog messages

[Ingo Molnar]

* Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote:

> On Mon, 2011-06-06 at 20:07 +0200, Ingo Molnar wrote:
> 
> >  - The first one that minimally removes the lockdep_off()/on() dance 
> >    and fixes the regression: the patch that i sent earlier today.
> >    I *think* that should fix the crash.
> > 
> >    3.0 material.
> 
> I think the lock_is_held() fix is the urgent one, all the others are
> make printk() suck less patches, ie. not so very important.
> 
> Without that lock_is_held() thing all lockdep_off() sites, inc ntfs will
> still be able to trigger this problem.

ok. Could you please send a changeloggified patch with a 
Reported-and-tested-by from Arne in a new thread, etc?

Thanks,

	Ingo
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