From: Jeff Garzik <jgarzik@pobox.com>
To: Len Brown <len.brown@intel.com>
Cc: Andrew Morton <akpm@osdl.org>,
Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: Hyper-threaded pickle
Date: Sat, 06 Mar 2004 10:40:30 -0500 [thread overview]
Message-ID: <4049F0EE.7060501@pobox.com> (raw)
In-Reply-To: <1078469072.12990.1742.camel@dhcppc4>
Len Brown wrote:
> Re: old systems -- we use dmi_scan to disable ACPI on systems by default
> on systems older than 1/1/2001.
What happens for the no-DMI case?
> Re: opteron & !HT. Andi showed me a patch today that disables X86_HT if
> you build specifically for an AMD CPU that doesn't support HT. This
> looks like a good idea, and possibly should be expanded.
Cool.
My main worry/concern is breaking older systems, due to this change in
behavior.
An easy first step is to make CONFIG_X86_HT selectable again.
Jeff
next prev parent reply other threads:[~2004-03-06 15:40 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-03-05 4:52 Hyper-threaded pickle Jeff Garzik
2004-03-05 6:44 ` Len Brown
2004-03-06 15:40 ` Jeff Garzik [this message]
2004-03-08 5:02 ` Len Brown
[not found] <1wfBD-6GI-9@gated-at.bofh.it>
[not found] ` <1whjQ-8sH-25@gated-at.bofh.it>
[not found] ` <1wMeo-Sr-3@gated-at.bofh.it>
[not found] ` <1xlbI-6Rl-5@gated-at.bofh.it>
2004-03-09 20:14 ` Bill Davidsen
2004-03-14 3:35 ` Andi Kleen
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