Re: Hyper-Threading Vulnerability

Arjan van de Ven
2005-05-15T20:48:50Z

On Sun, 2005-05-15 at 21:41 +0100, Alan Cox wrote:
> On Sul, 2005-05-15 at 08:30, Arjan van de Ven wrote:
> > stop entirely.... (and that is also happening more and more and linux is
> > getting more agressive idle support (eg no timer tick and such patches)
> > which will trigger bios thresholds for this even more too.
>
> Cyrix did TSC stop on halt a long long time ago, back when it was worth
> the power difference.

With linux going to ACPI C2 mode more... tsc is defined to halt in C2...