linux-kernel - Re: [PATCH 2/3] sched: Initialize newidle balance stats in sd_numa

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Date:	Fri, 25 Apr 2014 11:27:58 +0530
From:	Preeti U Murthy <preeti@...ux.vnet.ibm.com>
To:	Jason Low <jason.low2@...com>
CC:	mingo@...nel.org, peterz@...radead.org,
	linux-kernel@...r.kernel.org, daniel.lezcano@...aro.org,
	alex.shi@...aro.org, efault@....de, vincent.guittot@...aro.org,
	morten.rasmussen@....com, aswin@...com, chegu_vinod@...com
Subject: Re: [PATCH 2/3] sched: Initialize newidle balance stats in sd_numa_init()

On 04/24/2014 07:00 AM, Jason Low wrote:
> Also initialize the per-sd variables for newidle load balancing
> in sd_numa_init().
> 
> Signed-off-by: Jason Low <jason.low2@...com>
> ---
>  kernel/sched/core.c |    2 ++
>  1 files changed, 2 insertions(+), 0 deletions(-)
> 
> diff --git a/kernel/sched/core.c b/kernel/sched/core.c
> index 3f12533..b1c6cb9 100644
> --- a/kernel/sched/core.c
> +++ b/kernel/sched/core.c
> @@ -6030,6 +6030,8 @@ sd_numa_init(struct sched_domain_topology_level *tl, int cpu)
>  					,
>  		.last_balance		= jiffies,
>  		.balance_interval	= sd_weight,
> +		.max_newidle_lb_cost	= 0,
> +		.next_decay_max_lb_cost	= jiffies,
>  	};
>  	SD_INIT_NAME(sd, NUMA);
>  	sd->private = &tl->data;
> 
Reviewed-by: Preeti U Murthy <preeti@...ux.vnet.ibm.com>

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