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SubjectRe: [patch 6/8] mm: vmscan: clean up get_scan_count()
On 12/12/2012 04:43 PM, Johannes Weiner wrote:
> Reclaim pressure balance between anon and file pages is calculated
> through a tuple of numerators and a shared denominator.
>
> Exceptional cases that want to force-scan anon or file pages configure
> the numerators and denominator such that one list is preferred, which
> is not necessarily the most obvious way:
>
> fraction[0] = 1;
> fraction[1] = 0;
> denominator = 1;
> goto out;
>
> Make this easier by making the force-scan cases explicit and use the
> fractionals only in case they are calculated from reclaim history.
>
> And bring the variable declarations/definitions in order.
>
> Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>

Reviewed-by: Rik van Riel <riel@redhat.com>



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