linux-kernel - Re: regression introduced by - timers: fix itimer/many thread hang

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Message-ID: <Pine.LNX.4.64.0811061008030.5349@quilx.com>
Date:	Thu, 6 Nov 2008 10:08:21 -0600 (CST)
From:	Christoph Lameter <cl@...ux-foundation.org>
To:	Peter Zijlstra <peterz@...radead.org>
cc:	Frank Mayhar <fmayhar@...gle.com>,
	Doug Chapman <doug.chapman@...com>, mingo@...e.hu,
	roland@...hat.com, adobriyan@...il.com, akpm@...ux-foundation.org,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: regression introduced by - timers: fix itimer/many thread hang

On Thu, 6 Nov 2008, Peter Zijlstra wrote:

> Right, but I don't think the patch under consideration will fly anyway,
> doing a for_each_possible_cpu() loop on every tick on all cpus isn't
> really healthy, even for moderate sized machines.

Correct.


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