Re: [Xen-devel] [xen-unstable-smoke test] 112957: regressions - trouble: broken/fail/pass

[Dario Faggioli <dario.faggioli@xxxxxxxxxx>]

On Wed, 2017-09-06 at 12:29 -0700, Stefano Stabellini wrote:
> On Wed, 6 Sep 2017, Dario Faggioli wrote:
> > 
> > Or, in general, make sense out of the fact that the stack pointer
> > register changes in such a way that, when we get back in
> > do_softirq(),
> > what's in the stack in the place where there was the 'cpu' local
> > variable has (at least in some circumstances) changed?
> 
> I think yes, it could cause the smp_processor_id() mismatch.
>
Ok, then the patch was wrong (sorry again), and should stay reverted. 

I still find the comment very confusing (if correct at all), and I'll
probably send a new patch to improve it.

Thanks and Regards,
Dario
-- 
<<This happens because I choose it to happen!>> (Raistlin Majere)
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Dario Faggioli, Ph.D, http://about.me/dario.faggioli
Senior Software Engineer, Citrix Systems R&D Ltd., Cambridge (UK)

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