Re: [PATCH v4 2/2] Documentation/sysctl: Document uclamp sysctl knobs

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Hi Patrick

On 05/11/20 15:00, Patrick Bellasi wrote:

[...]

> > I have this now
> >
> > """
> >  984 This knob will not escape the range constraint imposed by sched_util_clamp_min
> >  985 defined above.
> >  986
> >  987 For example if
> >  988
> >  989         sched_util_clamp_min_rt_default = 800
> >  990         sched_util_clamp_min = 600
> >  991
> >  992 Then the boost will be clamped to 600 because 800 is outside of the permissible
> >  993 range of [0:600]. This could happen for instance if a powersave mode will
> >  994 restrict all boosts temporarily by modifying sched_util_clamp_min. As soon as
> >  995 this restriction is lifted, the requested sched_util_clamp_min_rt_default
> >  996 will take effect.
> >  997
> >  998 Any modification is applied lazily to currently running tasks and should be
> >  999 visible by the next wakeup.
> > """
> 
> That's better IMHO, would just slightly change the last sentence to:
> 
>        Any modification is applied lazily to tasks and is effective
>        starting from their next wakeup.

+1, will post v5 later today.

Thanks

--
Qais Yousef



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