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From: Peter Zijlstra <peterz@infradead.org>
To: Vincent Guittot <vincent.guittot@linaro.org>
Cc: mingo@kernel.org, linux-kernel@vger.kernel.org,
	yuyang.du@intel.com, Morten.Rasmussen@arm.com,
	linaro-kernel@lists.linaro.org, dietmar.eggemann@arm.com,
	pjt@google.com, bsegall@google.com
Subject: Re: [PATCH 3/7 v3] sched: factorize PELT update
Date: Thu, 15 Sep 2016 15:09:23 +0200	[thread overview]
Message-ID: <20160915130923.GR5008@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <1473666472-13749-4-git-send-email-vincent.guittot@linaro.org>

On Mon, Sep 12, 2016 at 09:47:48AM +0200, Vincent Guittot wrote:
> @@ -3690,7 +3658,7 @@ entity_tick(struct cfs_rq *cfs_rq, struct sched_entity *curr, int queued)
>  	/*
>  	 * Ensure that runnable average is periodically updated.
>  	 */
> -	update_load_avg(curr, 1);
> +	update_load_avg(curr, 1, 0);
>  	update_cfs_shares(cfs_rq);
>  

I would find something like: update_load_avg(curr, UPDATE_TG), eg, make
the second argument a bitflag instead of two arguments, much more
readable.

Do however check that it doesn't generate retarded code if you do that.

  reply	other threads:[~2016-09-15 13:11 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-12  7:47 [PATCH 0/7 v3] sched: reflect sched_entity move into task_group's load Vincent Guittot
2016-09-12  7:47 ` [PATCH 1/7 v3] sched: factorize attach entity Vincent Guittot
2016-09-12  7:47 ` [PATCH 2/7 v3] sched: fix hierarchical order in rq->leaf_cfs_rq_list Vincent Guittot
2016-09-21 10:14   ` Dietmar Eggemann
2016-09-21 12:34     ` Vincent Guittot
2016-09-21 17:25       ` Dietmar Eggemann
2016-09-21 18:02         ` Vincent Guittot
2016-09-12  7:47 ` [PATCH 3/7 v3] sched: factorize PELT update Vincent Guittot
2016-09-15 13:09   ` Peter Zijlstra [this message]
2016-09-15 13:30     ` Vincent Guittot
2016-09-12  7:47 ` [PATCH 4/7 v3] sched: propagate load during synchronous attach/detach Vincent Guittot
2016-09-15 12:55   ` Peter Zijlstra
2016-09-15 13:01     ` Vincent Guittot
2016-09-15 12:59   ` Peter Zijlstra
2016-09-15 13:11     ` Vincent Guittot
2016-09-15 13:11   ` Dietmar Eggemann
2016-09-15 14:31     ` Vincent Guittot
2016-09-15 17:20       ` Dietmar Eggemann
2016-09-15 15:14     ` Peter Zijlstra
2016-09-15 17:36       ` Dietmar Eggemann
2016-09-15 17:54         ` Peter Zijlstra
2016-09-15 14:43   ` Peter Zijlstra
2016-09-15 14:51     ` Vincent Guittot
2016-09-19  3:19   ` Wanpeng Li
2016-09-12  7:47 ` [PATCH 5/7 v3] sched: propagate asynchrous detach Vincent Guittot
2016-09-12  7:47 ` [PATCH 6/7 v3] sched: fix task group initialization Vincent Guittot
2016-09-12  7:47 ` [PATCH 7/7 v3] sched: fix wrong utilization accounting when switching to fair class Vincent Guittot
2016-09-15 13:18   ` Peter Zijlstra
2016-09-15 15:36     ` Vincent Guittot
2016-09-16 12:16       ` Peter Zijlstra
2016-09-16 14:23         ` Vincent Guittot
2016-09-20 11:54           ` Peter Zijlstra
2016-09-20 13:06             ` Vincent Guittot
2016-09-22 12:25               ` Peter Zijlstra
2016-09-26 14:53                 ` Peter Zijlstra
2016-09-20 16:59             ` bsegall
2016-09-22  8:33               ` Peter Zijlstra
2016-09-22 17:10                 ` bsegall
2016-09-16 10:51   ` Peter Zijlstra
2016-09-16 12:45     ` Vincent Guittot
2016-09-30 12:01   ` [tip:sched/core] sched/core: Fix incorrect " tip-bot for Vincent Guittot

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