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From: Odin Ugedal <>
To: Vincent Guittot <>
Cc: Odin Ugedal <>, Ingo Molnar <>,
	Peter Zijlstra <>,
	Juri Lelli <>,
	Dietmar Eggemann <>,
	Steven Rostedt <>,
	Ben Segall <>, Mel Gorman <>,
	Daniel Bristot de Oliveira <>,
	"open list:CONTROL GROUP (CGROUP)" <>,
	linux-kernel <>
Subject: Re: [PATCH v2] sched/fair: Correctly insert cfs_rq's to list on unthrottle
Date: Thu, 3 Jun 2021 15:55:29 +0200	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

> If it's only a matter of waiting other PELT patches to be merged, we
> should use cfs_rq_is_decayed().

ACK. will post a v3.

> if load_avg!=0, we will update it periodically and sync
> tg_load_avg_contrib with the former. So it's not a problem.
> The other way was a problem because we stop updating load_avg and
> tg_load_avg_contrib when load_avg/load_sum is null so the
> tg_load_avg_contrib is stalled with a possibly very old value

Yeah, that makes sense.


  reply	other threads:[~2021-06-03 13:56 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-03 11:38 [PATCH v2] sched/fair: Correctly insert cfs_rq's to list on unthrottle Odin Ugedal
2021-06-03 12:51 ` Vincent Guittot
2021-06-03 13:12   ` Odin Ugedal
2021-06-03 13:40     ` Vincent Guittot
2021-06-03 13:55       ` Odin Ugedal [this message]
2021-06-03 14:39 ` kernel test robot

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