On Tue, Feb 06, 2007 at 05:48:26PM +0100, Ingo Molnar wrote:
>
> Mattia,
>
> * Mattia Dongili <[email protected]> wrote:
>
> > > I have it halfways reproducible now and I'm working to find the root
> > > cause. Thanks for providing the info.
> >
> > Great, I'm obviously available to test any patch :)
>
> Could you try the patch below? The RCU serialization code (a rare call
> but can be common in some types of setups) has a nasty implicit
> dependency on the HZ tick - which until now was a hidden wart but became
> an explicit bug under dynticks. Maybe this is what is slowing down your
> box.
No, not this. Anyway the last patch Thomas forwarded does fix the
problem.
By the way, I have all the patches I received stacked up, if you want me
to test some different combination, just ask.
Thanks
--
mattia
:wq!
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