Re: [Xen-devel] Xen4.2 S3 regression?

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 24.09.12 at 13:25, Ben Guthro <ben@xxxxxxxxxx> wrote:
> It is an older system (Core2) - so it may be using the default mechanism,
> but I'd have to go dig up some processor docs to be sure.

This is not just a matter of what the CPU supports, but also what
info gets passed down from Dom0 - if e.g. your kernel doesn't
have Konrad's P-/C-state patches, then there's no way for Xen to
use any of the advanced methods.

Jan


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