[PATCH] doc/power: add info on scale mode reaction time

[Thomas Monjalon]

24/11/2021 17:53, David Hunt:
> When using PMD Power Management, scale mode reacts slower than
> monitor mode and pause mode. Add note in user guide to this
> effect.
> 
> Signed-off-by: David Hunt <david.hunt at intel.com>
> ---
>     This power saving scheme will use ``librte_power`` library functionality to
> -   scale the core frequency up/down depending on traffic volume.
> +   scale the core frequency up/down depending on traffic volume. The reaction
> +   time of the frequency scaling mode is longer than the pause and monitor
> +   mode.
[...]
> -  This will use frequency scaling routines
> -  available in the ``librte_power`` library.
> +  This will use frequency scaling routines available in
> +  the ``librte_power`` library. The reaction time of the
> +  scale mode is longer than the pause and monitor mode.

You don't have to change existing lines to add a new sentence.
That's why I recommend always starting a new sentence on a new line.
I fixed it to make the patch cleaner.

Applied