linux-kernel - Re: [PATCH] sched: put rq's sched_avg under CONFIG_FAIR_GROUP

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Message-ID: <20140225205253.GB18404@twins.programming.kicks-ass.net>
Date:	Tue, 25 Feb 2014 21:52:53 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Dietmar Eggemann <dietmar.eggemann@....com>
Cc:	Ben Segall <bsegall@...gle.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] sched: put rq's sched_avg under CONFIG_FAIR_GROUP_SCHED

On Tue, Feb 25, 2014 at 11:47:42AM +0000, Dietmar Eggemann wrote:
> +++ b/kernel/sched/sched.h
> @@ -630,7 +630,9 @@ struct rq {
>  	struct llist_head wake_list;
>  #endif
>  
> +#ifdef CONFIG_FAIR_GROUP_SCHED
>  	struct sched_avg avg;
> +#endif
>  };

There is already a CONFIG_FAIR_GROUP_SCHED #ifdef in that structure;
does it make sense to move this variable in there instead of adding yet
another #ifdef?
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