linux-kernel - Re: Bootup time regression from 2.6.27 to 2.6.28-rc3+

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Message-Id: <200811091424.10943.rjw@sisk.pl>
Date:	Sun, 9 Nov 2008 14:24:10 +0100
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Lukas Hejtmanek <xhejtman@....muni.cz>
Cc:	Marcin Slusarz <marcin.slusarz@...il.com>,
	Arjan van de Ven <arjan@...radead.org>,
	linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>
Subject: Re: Bootup time regression from 2.6.27 to 2.6.28-rc3+

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


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