Re: [PATCH 07/19] sched/numa: Skip nodes that are at hoplimit
From: Rik van Riel
Date: Mon Jun 04 2018 - 12:28:06 EST
On Mon, 2018-06-04 at 15:30 +0530, Srikar Dronamraju wrote:
> When comparing two nodes at a distance of hoplimit, we should
> nodes only upto hoplimit. Currently we also consider nodes at
> distance too. Hence two nodes at a distance of "hoplimit" will have
> groupweight. Fix this by skipping nodes at hoplimit.
> While there is a regression with this change, this change is needed
> from a
> correctness perspective. Also it helps consolidation as seen from
> perf bench
> Signed-off-by: Srikar Dronamraju <srikar@xxxxxxxxxxxxxxxxxx>
Reviewed-by: Rik van Riel <riel@xxxxxxxxxxx>
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