Re: [block IO crash] Re: 2.6.39-rc5-git2 boot crashs

[Ingo Molnar]

* Ingo Molnar <mingo@xxxxxxx> wrote:

> 
> * Ingo Molnar <mingo@xxxxxxx> wrote:
> 
> > * Thomas Gleixner <tglx@xxxxxxxxxxxxx> wrote:
> > 
> > > But I rather suspect, that CONFIG_SLUB=y is the thing we need to look at. The 
> > > lockless fastpath cmpxchg comes to my mind.
> > 
> > Hm, and CONFIG_X86_ELAN, as Linus noted, has an impact on the cmpxchg 
> > implementation.
> 
> Walter, could you please test the patch below on a failing kernel?

This patch will likely make the bug go away.

	Ingo
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