linux-kernel - Re: [PATCH] posix-timer: fix deletion race

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Message-ID: <Pine.LNX.4.63.0707171109260.10358@localhost.localdomain>
Date:	Tue, 17 Jul 2007 11:29:44 -0700 (PDT)
From:	Jeremy Katz <jeremy.katz@...driver.com>
To:	Ingo Molnar <mingo@...e.hu>
cc:	Thomas Gleixner <tglx@...utronix.de>, linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...l.org>, Oleg Nesterov <oleg@...sign.ru>,
	Stable Team <stable@...nel.org>
Subject: Re: [PATCH] posix-timer: fix deletion race

On Tue, 17 Jul 2007, Ingo Molnar wrote:

> nice one! The race looks pretty narrow - Jeremy, does your Xens have
> hyperthreading? (or are there any heavy SMI sources perhaps that could
> open up this race.) If not then there might be some other bug lurking in
> there as well.

Affirmative.  2 cores, 2 hyperthreading units per.
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