Re: [PATCH v2 3/3] sched/numa: Remove NUMA sched feature

[Peter Zijlstra]

On Tue, Aug 11, 2015 at 04:30:13PM +0530, Srikar Dronamraju wrote:
> Variable sched_numa_balancing is available for both CONFIG_SCHED_DEBUG
> and !CONFIG_SCHED_DEBUG. All code paths now check for
> sched_numa_balancing. Hence remove sched_feat(NUMA).
> 
> Suggested-by: Ingo Molnar <mingo@xxxxxxxxxx>
> Signed-off-by: Srikar Dronamraju <srikar@xxxxxxxxxxxxxxxxxx>
> ---
>  kernel/sched/core.c     |  6 ------
>  kernel/sched/features.h | 16 ----------------
>  2 files changed, 22 deletions(-)
> 
> diff --git a/kernel/sched/core.c b/kernel/sched/core.c
> index 7cbdf44..d02570b 100644
> --- a/kernel/sched/core.c
> +++ b/kernel/sched/core.c
> @@ -2063,12 +2063,6 @@ __read_mostly bool sched_numa_balancing;
>  void set_numabalancing_state(bool enabled)
>  {
>  	sched_numa_balancing = enabled;
> -#ifdef CONFIG_SCHED_DEBUG
> -	if (enabled)
> -		sched_feat_set("NUMA");
> -	else
> -		sched_feat_set("NO_NUMA");
> -#endif /* CONFIG_SCHED_DEBUG */
>  }

Could you at least replace sched_numa_balancing with a static_key
thingy?
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