linux-kernel - Re: BUG: High resolution timer/dynticks bug

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Message-ID: <alpine.LFD.1.00.0803092039140.3099@apollo.tec.linutronix.de>
Date:	Sun, 9 Mar 2008 20:42:21 +0100 (CET)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Diego Woitasen <diego@...tasen.com.ar>
cc:	Pavel Machek <pavel@....cz>, LKML <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...e.hu>,
	Venkatesch Pallipadi <venkatesh.pallipadi@...el.com>
Subject: Re: BUG: High resolution timer/dynticks bug

On Sun, 9 Mar 2008, Diego Woitasen wrote:
> On Sun, Mar 09, 2008 at 04:42:05PM +0100, Thomas Gleixner wrote:
> > On Sat, 8 Mar 2008, Diego Woitasen wrote:
> > > > 
> > > > Is the problem reproducible when you add "hpet=disable" to the kernel
> > > > command line ?
> > > 
> > > No, with hpet=disable works fine.
> > 
> > Can you please try "processor.max_cstate=2" on the kernel command line ?
> > 
> > Also please provide a full boot log and the output of lspci -vvv
> > 
> > Thanks,
> > 
> > 	tglx
> 
> I tried. Same results, freezes after few minutes.
> 
> ----------------dmesg:

> Unknown boot option `processor.max_cstate=2': ignoring

Hmm. That probably does not work when the ACPI processor stuff is
compiled as module. Can you please compile that in via
CONFIG_ACPI_PROCESSOR=y ?

Thanks,
	tglx
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