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Message-ID: <20231202233812.cq2nodia3estdexy@airbuntu> Date: Sat, 2 Dec 2023 23:38:12 +0000 From: Qais Yousef <qyousef@...alina.io> To: Vincent Guittot <vincent.guittot@...aro.org> Cc: mingo@...hat.com, peterz@...radead.org, juri.lelli@...hat.com, dietmar.eggemann@....com, rostedt@...dmis.org, bsegall@...gle.com, mgorman@...e.de, bristot@...hat.com, vschneid@...hat.com, corbet@....net, alexs@...nel.org, siyanteng@...ngson.cn, linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org, lukasz.luba@....com, hongyan.xia2@....com, yizhou.tang@...pee.com Subject: Re: [PATCH v2 2/2] sched/fair: Simplify util_est On 12/01/23 17:16, Vincent Guittot wrote: > /* > * The load/runnable/util_avg accumulates an infinite geometric series > * (see __update_load_avg_cfs_rq() in kernel/sched/pelt.c). > @@ -505,9 +469,20 @@ struct sched_avg { > unsigned long load_avg; > unsigned long runnable_avg; > unsigned long util_avg; > - struct util_est util_est; > + unsigned int util_est; > } ____cacheline_aligned; unsigned long would be better?
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