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Date:   Mon, 11 Jan 2021 14:46:08 +0000
From:   Mel Gorman <>
To:     Vincent Guittot <>
Subject: Re: [PATCH 1/3 v2] sched/fair: skip idle cfs_rq

On Thu, Jan 07, 2021 at 11:33:23AM +0100, Vincent Guittot wrote:
> Don't waste time checking whether an idle cfs_rq could be the busiest
> queue. Furthermore, this can end up selecting a cfs_rq with a high load
> but being idle in case of migrate_load.
> Signed-off-by: Vincent Guittot <>
> Reviewed-by: Valentin Schneider <>

Acked-by: Mel Gorman <>

Mel Gorman

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