linux-kernel - Re: [patch-mm 00/23] High resolution timer updates and x86

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Message-ID: <466C7F44.1040309@rtr.ca>
Date:	Sun, 10 Jun 2007 18:46:28 -0400
From:	Mark Lord <lkml@....ca>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	LKML <linux-kernel@...r.kernel.org>, Andrew Morton <akpm@...l.org>,
	Ingo Molnar <mingo@...e.hu>, Andi Kleen <ak@...e.de>,
	Arjan van de Ven <arjan@...radead.org>,
	Venkatesh Pallipadi <venkatesh.pallipadi@...el.com>,
	Chris Wright <chrisw@...s-sol.org>
Subject: Re: [patch-mm 00/23] High resolution timer updates and x86_64 support

Thomas Gleixner wrote:
> The following patch series contains:
> 
> - dyntick bugfixes for -mm (caused by the cpuidle changes in ACPI)
> 
> - updates and improvements to high resolution timer / dynticks 
> 
> - high resolution timer / dynticks support for x86_64
> 
> The x86_64 support is based on an initial patch from Chris Wright. Thanks Chris !
> 
> The patch set has been tested in the -hrt and -rt trees for quite a while
> and the initial problems have been sorted out. Thanks to the folks from the
> PowerTop project for testing and feedback.
> 
> The -hrt tree at http://www.tglx.de/projects/hrtimers/2.6.22-rc4/ contains
> also an hpet force patch series from Venki Pallipadi, but I leave this up to
> Venki to send it mainline wards.

Do you know if there's anything specific in there that would fix
the start-up race condition with HRTIMERS on my machine here
(previously discussed, yet unresolved)?

It still happens sporadically on boot-up -- maybe one in 10 boots without
any change in the kernel binary..

Cheers
-
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