linux-kernel - Re: Regression in 2.6.27 caused by commit bfc0f59

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Message-ID: <48BC0C1C.9050205@lwfinger.net>
Date:	Mon, 01 Sep 2008 10:37:00 -0500
From:	Larry Finger <Larry.Finger@...inger.net>
To:	Thomas Gleixner <tglx@...utronix.de>
CC:	LKML <linux-kernel@...r.kernel.org>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Alok Kataria <akataria@...are.com>,
	Michael Buesch <mb@...sch.de>
Subject: Re: Regression in 2.6.27 caused by commit bfc0f59

Thomas Gleixner wrote:
> 
>> +Clocksource tsc unstable (delta = 500037272 ns)
> 
>> -Clocksource tsc unstable (delta = 83950402 ns)
> 
> In both cases the TSC is ahead of the pm_timer, which looks like the
> pm_timer is behaving strange.
> 
> Can you please disable the pm_timer (in the kernel config,
> unfortunately there is no command line option for that) for a test and
> provide the relevant output of demsg ?

I manually deleted CONFIG_X86_PM_TIMER from .config, but it returns 
silently. The only way I see to turn off the pm_timer is to disable 
power management. Is that what I need to do?

Larry
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