linux-kernel - Re: [RFC PATCH 3/3] sched: introduce synchronized idle injection

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Date:	Thu, 5 Nov 2015 17:52:01 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Arjan van de Ven <arjan@...ux.intel.com>
Cc:	Jacob Pan <jacob.jun.pan@...ux.intel.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	LKML <linux-kernel@...r.kernel.org>,
	Paul Turner <pjt@...gle.com>, Len Brown <len.brown@...el.com>,
	Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>,
	Tim Chen <tim.c.chen@...ux.intel.com>,
	Andi Kleen <andi.kleen@...el.com>,
	Rafael Wysocki <rafael.j.wysocki@...el.com>
Subject: Re: [RFC PATCH 3/3] sched: introduce synchronized idle injection

On Thu, Nov 05, 2015 at 07:28:50AM -0800, Arjan van de Ven wrote:
> well we have this as a driver right now that does not touch hot paths,
> but it seems you and tglx also hate that approach with a passion....

The current code is/was broken, but when I tried fixing it, tglx
objected to the entire approach yes...

Thomas, no arm twisting can convince you to reconsider the fake idle
task approach?
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