Messages in this thread | | | Date | Sat, 06 Mar 2004 10:40:30 -0500 | From | Jeff Garzik <> | Subject | Re: Hyper-threaded pickle |
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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
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