linux-kernel - Re: [patch] sched/fair: Move se->vruntime normalization state into struct sched

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Message-ID: <20160522103345.GR3205@twins.programming.kicks-ass.net>
Date:	Sun, 22 May 2016 12:33:45 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Mike Galbraith <umgwanakikbuti@...il.com>
Cc:	mingo@...nel.org, linux-kernel@...r.kernel.org,
	Pavan Kondeti <pkondeti@...eaurora.org>,
	Ben Segall <bsegall@...gle.com>,
	Matt Fleming <matt@...eblueprint.co.uk>,
	Morten Rasmussen <morten.rasmussen@....com>,
	Paul Turner <pjt@...gle.com>,
	Thomas Gleixner <tglx@...utronix.de>, byungchul.park@....com,
	Andrew Hunter <ahh@...gle.com>
Subject: Re: [patch] sched/fair: Move se->vruntime normalization state into
 struct sched_entity

On Sun, May 22, 2016 at 11:36:38AM +0200, Peter Zijlstra wrote:
> > 
> > sched/fair: Move se->vruntime normalization state into struct sched_entity
> 
> Yeah, I used to have a patch like this; but for debugging. I don't
> particularly like carrying this information other than for verification
> because it means we either do too much or too little normalization.
> 
> I'll try and have a look on Monday, but I got some real-life things to
> sort out first..

Ah, I think I see why we might actually need a variable this time...
Brain seems to have worked overtime while pulling weeds in the garden
:-)

In any case, I'll have a look on Monday.