From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Lukas Hejtmanek <xhejtman@ics.muni.cz>
Subject: Re: Bootup time regression from 2.6.27 to 2.6.28-rc3+
Date: Sun, 9 Nov 2008 14:24:10 +0100
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Cc: Marcin Slusarz <marcin.slusarz@gmail.com>,
       Arjan van de Ven <arjan@infradead.org>, linux-kernel@vger.kernel.org,
       Thomas Gleixner <tglx@linutronix.de>
References: <20081104173300.GF6134@ics.muni.cz> <20081109105159.GA5867@joi> <20081109113304.GE4353@ics.muni.cz>
In-Reply-To: <20081109113304.GE4353@ics.muni.cz>
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On Sunday, 9 of November 2008, Lukas Hejtmanek wrote:
> On Sun, Nov 09, 2008 at 11:52:02AM +0100, Marcin Slusarz wrote:
> > > Moreover, I discovered that I have to hit a keyboard several times during the
> > > boot to boot up.
> > > 
> > > The delay depends on keyboard hit. If I do not touch the keyboard, it waits
> > > forever.. Looks like something needs an interrupt..
> > 
> > Do you have NO_HZ enabled?
> > (Cc'ing Thomas)
> 
> indeed, I have. Should I try it without NO_HZ?

Yes, please.

Thanks,
Rafael


-- 
Everyone knows that debugging is twice as hard as writing a program
in the first place.  So if you're as clever as you can be when you write it,
how will you ever debug it? --- Brian Kernighan
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