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    SubjectRe: [PATCH v3 2/5] sched/fair: Skip update_blocked_averages if we are defering load balance
    On Tue, Oct 19, 2021 at 02:35:34PM +0200, Vincent Guittot wrote:
    > In newidle_balance(), the scheduler skips load balance to the new idle cpu
    > when the 1st sd of this_rq is:
    >
    > this_rq->avg_idle < sd->max_newidle_lb_cost
    >
    > Doing a costly call to update_blocked_averages() will not be useful and
    > simply adds overhead when this condition is true.
    >
    > Check the condition early in newidle_balance() to skip
    > update_blocked_averages() when possible.
    >
    > Signed-off-by: Vincent Guittot <vincent.guittot@linaro.org>
    > Signed-off-by: Tim Chen <tim.c.chen@linux.intel.com>

    The Signed-off-by seems to be in the wrong order but otherwise

    Acked-by: Mel Gorman <mgorman@suse.de>

    --
    Mel Gorman
    SUSE Labs

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