Re: [PATCH] sched/fair: Care divide error in update_task_scan_period()

[Rik van Riel]

On 10/08/2014 02:43 AM, Yasuaki Ishimatsu wrote:

>   The divide error is rare case because the trigger is node offline.
>   By this patch, when both of private and shared are set to 0, diff
>   is just set to 0, not calculating the division.

How about a simple

    if (private + shared) == 0)
          return;

higher up in the function, to avoid adding an extra
layer of indentation and confusion to the main part
of the function?
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