linux-kernel - Re: 2.6.27-rc8+

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Message-ID: <20081006062838.GC2808@amd.corenet.prv>
Date:	Mon, 6 Oct 2008 02:28:39 -0400
From:	Dmitry Torokhov <dmitry.torokhov@...il.com>
To:	Arjan van de Ven <arjan@...radead.org>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: 2.6.27-rc8+ - first impressions

On Sun, Oct 05, 2008 at 12:10:46PM -0700, Arjan van de Ven wrote:
> On Sun, 5 Oct 2008 14:36:25 -0400
> Dmitry Torokhov <dmitry.torokhov@...il.com> wrote:
> 
> > Hi,
> > 
> > Lats night I loaded 2.6.27-rc8-tip for the first time on my AMD Turion
> > 64 laptop that is normally runs with Fedora distribution kernel.
> > Compared to 2.6.25 the thing is broken - hdparm reports about 3MB/sec
> > speed, fans are constantly on, everything seems sluggish.
> > 
> > Booting with hpet=force (HPET is disabled in BIOS) hangs the box
> > somewhere in tty_init.
> 
> hpet=force is a "the kernel thinks it's not wise to use, but you think
> better"... don't do that ;(
> 

That is not how I parse dmesg:

[    0.077927] HPET not enabled in BIOS. You might try hpet=force boot
option

Here kernel recommends to try and enable it. If we generally don't recommed
using 'force' I'd suggest removing the 2nd sentence from the message.

-- 
Dmitry
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