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SubjectRe: Lockup in tracepoint unregister in sched switch ftrace plugin

On Tue, 21 Oct 2008, Ingo Molnar wrote:
> >
> > Note, I just booted this kernel with CONFIG_NOHZ=n and it booted fine.
> > This looks like a bug somewhere in tracepoints/RCU/dynamic-ticks
>
> does it work with fb02fbc14 reverted? (see the reverter patch below or
> try tip/master)

Yes! With this revert (I applied your patch) it now boots with
CONFIG_NO_HZ=y.

(now I go look to see why preemptoff failed its selftest)

-- Steve



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