Re: [patch V2 43/67] leds/trigger/cpu: Convert to hotplug state machine

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* Jacek Anaszewski <j.anaszewski@xxxxxxxxxxx> wrote:

> > @@ -133,7 +125,13 @@ static int __init ledtrig_cpu_init(void)
> >       }
> >
> >       register_syscore_ops(&ledtrig_cpu_syscore_ops);
> > -     register_cpu_notifier(&ledtrig_cpu_nb);
> > +
> > +     /*
> > +      * FIXME: Why needs this to happen in the interrupt disabled
> > +      * low level bringup phase of a cpu?
> > +      */
> 
> Why wasn't it possible to clarify the issue before the
> submission?

Nothing has been applied yet (this submission is part of the clarification 
process), are you fine with this conversion as-is, with a separate patch doing any 
followup fixes - or would you prefer another approach?

This CPU hotplug series tries to do straightforward conversions to the CPU hotplug 
state machine without changing behavior - while pointing out any problems that 
were found along the way.

I agree that the addition of this FIXME should probably have been pointed out in 
the changelog as well, but this patch was submitted once already with no feedback 
received - and that's the historic pattern with such types of series: only a low 
percentage of all driver maintainers replies so we have to be proactive to a 
certain degree to have a chance of improving core kernel infrastructure. It's 
better to add FIXMEs with open questions that to introduce subtle problems.

Thanks,

	Ingo
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