From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: anton@linuxcare.com.au (Anton Blanchard)
Cc: alan@lxorguk.ukuu.org.uk, linux-kernel@vger.kernel.org
Subject: Re: [PATCH]: allow notsc option for buggy cpus
Date: Sat, 10 Mar 2001 01:19:03 +0000 (GMT) [thread overview]
Message-ID: <E14bY2D-00063q-00@the-village.bc.nu> (raw)
In-Reply-To: <20010310115828.A7514@linuxcare.com> from "Anton Blanchard" at Mar 10, 2001 11:58:29 AM
> My IBM Thinkpad 600E changes between 100MHz and 400MHz depending if the
> power is on. This means gettimeofday goes backwards if you boot with the
Intel speedstep CPU.
> Even so, we should really catch these cpus at run time.
Intel are being remarkably reluctant on the documentation front. We have
the AMD speed change docs, but the intel ones (chipset not cpu based
primarily) don't seem to be publically available. In fact the 815M manual
looks like someone quite pointedly went through and removed the relevant
material before publication
next prev parent reply other threads:[~2001-03-10 1:16 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-03-10 0:58 [PATCH]: allow notsc option for buggy cpus Anton Blanchard
2001-03-10 1:19 ` Alan Cox [this message]
2001-03-10 2:09 ` David Huggins-Daines
2001-03-10 11:36 ` Alan Cox
2001-03-12 15:21 ` Jes Sorensen
2001-03-10 20:21 ` Matti Aarnio
2001-03-10 20:28 ` Alan Cox
2001-03-11 14:38 ` Anton Blanchard
2001-03-11 14:49 ` Alan Cox
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