linux-kernel - Re: [Announce] [patch] Modular Scheduler Core and Completely Fair Scheduler [CFS]

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Message-ID: <20070418175936.GA11980@elte.hu>
Date:	Wed, 18 Apr 2007 19:59:36 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Matt Mackall <mpm@...enic.com>, Nick Piggin <npiggin@...e.de>,
	William Lee Irwin III <wli@...omorphy.com>,
	Peter Williams <pwil3058@...pond.net.au>,
	Mike Galbraith <efault@....de>,
	Con Kolivas <kernel@...ivas.org>, ck list <ck@....kolivas.org>,
	Bill Huey <billh@...ppy.monkey.org>,
	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Arjan van de Ven <arjan@...radead.org>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [Announce] [patch] Modular Scheduler Core and Completely Fair Scheduler [CFS]


* Ingo Molnar <mingo@...e.hu> wrote:

> In that sense 'fairness' is not global (and in fact it is almost 
> _never_ a global property, as X runs under root uid [*]), it is only 
> the most lowlevel scheduling machinery that can then be built upon. 
> [...]

perhaps a more fitting term would be 'precise group-scheduling'. Within 
the lowest level task group entity (be that thread group or uid group, 
etc.) 'precise scheduling' is equivalent to 'fairness'.

	Ingo
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