linux-kernel - Re: [Bugme-new] [Bug 12562] New: High overhead while switching or synchronizing threads on different cores

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Date:	Mon, 02 Feb 2009 13:15:52 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Mike Galbraith <efault@....de>
Cc:	Thomas Pilarski <thomas.pi@...or.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Gregory Haskins <ghaskins@...ell.com>,
	bugme-daemon@...zilla.kernel.org, linux-kernel@...r.kernel.org,
	Michael Kerrisk <mtk.manpages@...glemail.com>
Subject: Re: [Bugme-new] [Bug 12562] New: High overhead while switching or
 synchronizing threads on different cores

On Mon, 2009-02-02 at 09:55 +0100, Peter Zijlstra wrote:

> Ah, that was a good clue, apparently all you need to so it use
> random_r() and provide your own state and all should be well.

Michael, would it make sense to add the random_r() family to the "SEE
ALSO" section of the random() man page?

(Admittedly, my random() manpage is ancient: 2008-03-07, so it might be
this is already the case, in which case, ignore me :)

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