linux-kernel - Re: 2.6.23-rc8-mm1: somewhat broken forced HPET on ICH5

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Message-ID: <20070926065129.GA1730@martell.zuzino.mipt.ru>
Date:	Wed, 26 Sep 2007 10:51:29 +0400
From:	Alexey Dobriyan <adobriyan@...il.com>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	venkatesh.pallipadi@...el.com, akpm@...l.org,
	linux-kernel@...r.kernel.org
Subject: Re: 2.6.23-rc8-mm1: somewhat broken forced HPET on ICH5

On Wed, Sep 26, 2007 at 08:43:17AM +0200, Thomas Gleixner wrote:
> On Wed, 2007-09-26 at 13:14 +0400, Alexey Dobriyan wrote:
> > On Tue, Sep 25, 2007 at 11:45:17PM +0200, Thomas Gleixner wrote:
> > > On Wed, 2007-09-26 at 00:50 +0400, Alexey Dobriyan wrote:
> > > > ich-force-hpet-ich5-quirk-to-force-detect-enable.patch
> > > > is causing the following on Etch boot:
> > > > 
> > > > 	[initscripts as usual]
> > > > 	Setting system clock:
> > > > 	[nothing happens for several seconds]
> > > > 	select to /dev/rtc to wait for clock tick timed out
> > > > 	[initscripts as usual]
> > > > 
> > > > Then clock is skewed for 3 hours (GMT/MSK difference).
> > > 
> > > Can you please check, whether 
> > > 
> > > http://tglx.de/projects/hrtimers/2.6.23-rc7/patch-2.6.23-rc7-hrt1.patch
> > > 
> > > has the same problem ? It contains the hpet force enable patches as
> > > well, but lacks the other crap^Wfeatures of -mm :)
> > 
> > Yes, exactly same delay and clock skew.
> 
> Ok, stupid me. Did not look at your config snippet right away. Can you
> please enable CONFIG_HPET_EMULATE_RTC ?

This helps!
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