Re: 2.6.27-rc8+ - first impressions

From: Dmitry Torokhov
Date: Mon Oct 06 2008 - 02:28:55 EST


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@xxxxxxxxx> 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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