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Re: ACPI call for testing

On Wed, Aug 25, 2010 at 05:15:44PM +0200, Christoph Egger wrote:
> The correct workaround is to
> a) implement the OSVW feature
> b) use OSVW to detect Errata 400. When present then switch away
>    from the LAPIC timer before entering HLT.

Doesn't that just mean the LAPIC timer is completely unusable?
Since the HLT (as 'wait for interrupt') happens every time the idle
loop is entered and it isn't sane to change the clock source that often.


David Laight:

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