From: Pavel Machek <pavel@ucw.cz>
To: Arjan van de Ven <arjan@infradead.org>
Cc: kernel list <linux-kernel@vger.kernel.org>,
mingo@redhat.com, Andrew Morton <akpm@osdl.org>
Subject: Re: 2.6.19-rc4-mm1: noidlehz problems
Date: Wed, 1 Nov 2006 14:20:52 +0100 [thread overview]
Message-ID: <20061101132052.GA2567@elf.ucw.cz> (raw)
In-Reply-To: <1162386177.23744.17.camel@laptopd505.fenrus.org>
On Wed 2006-11-01 14:02:57, Arjan van de Ven wrote:
> On Wed, 2006-11-01 at 13:23 +0100, Pavel Machek wrote:
> > Hi!
> >
> > First, it would be nice if we had someone listed as a maintainer of
> > noidlehz stuff...
> >
> > Then... I'm getting strange messages from noidlehz each time I
> > unplug/replug AC power (perhaps due to interrupt latency?).
>
> there probably is a different story going on.
> When you unplug/replug AC power, several bioses change the meaning of
> the software C-states in your system.
> (there is a mapping between software visible C states and the hardware
> C-states)
Yep, my notebook is one of such machines, so your theory looks very plausible.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2006-11-01 13:21 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-01 12:23 2.6.19-rc4-mm1: noidlehz problems Pavel Machek
2006-11-01 12:55 ` Pavel Machek
2006-11-01 13:02 ` Arjan van de Ven
2006-11-01 13:20 ` Pavel Machek [this message]
2006-11-01 15:22 ` Matthew Garrett
2006-11-01 20:55 ` Thomas Gleixner
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