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SubjectRe: rcu,sched: spinlock recursion on 3.5-rc2
On Tue, 12 Jun 2012, Peter Zijlstra wrote:

> On Tue, 2012-06-12 at 17:07 +0200, Thomas Gleixner wrote:
> > Hmm, not sure. The deadlock was not triggered in switch_to. It was
> > just at the beginning of __schedule()
> >
> >
> How can you tell? switch_to() is a macro not a function, it won't ever
> show up on a stack-trace.. but I think you meant context_switch() but
> that typically gets inlined, similar problem.

Bah, I misread the trace and the rcu code. :(

So, yes the revert should solve the problem. Looks like I need more
coffee, not Paul :)

Thanks,

tglx


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