Re: Dual core Athlons and unsynced TSCs

thockin
2006-01-15T16:14:25Z

On Sun, Jan 15, 2006 at 01:52:44AM -0700, Zan Lynx wrote:
> A laptop user could also bind a process to a single CPU, and use the
> scaling min/max values to lock CPU speed to a single value. The TSC may
> still stop during HLT, but software must be handling that already.
>
> Wouldn't that provide an accurate TSC?

monotonic but not linear. Also remember that the OS will use rdtsc here
and there, and you can't affine the OS :)