Re: [PATCH 2/3] sched: terminate newidle balancing once at least one task has moved over

From: Nick Piggin
Date: Tue Jul 08 2008 - 01:00:52 EST


On Saturday 28 June 2008 06:29, Gregory Haskins wrote:
> Inspired by Peter Zijlstra.
>
> Signed-off-by: Gregory Haskins <ghaskins@xxxxxxxxxx>

What happened to the feedback I sent about this?

It is still nack from me.


> ---
>
> kernel/sched.c | 4 ++++
> 1 files changed, 4 insertions(+), 0 deletions(-)
>
> diff --git a/kernel/sched.c b/kernel/sched.c
> index 56722b1..0b9f90e 100644
> --- a/kernel/sched.c
> +++ b/kernel/sched.c
> @@ -2863,6 +2863,10 @@ static int move_tasks(struct rq *this_rq, int
> this_cpu, struct rq *busiest, max_load_move - total_load_moved,
> sd, idle, all_pinned, &this_best_prio);
> class = class->next;
> +
> + if (idle == CPU_NEWLY_IDLE && this_rq->nr_running)
> + break;
> +
> } while (class && max_load_move > total_load_moved);
>
> return total_load_moved > 0;
>
> --
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