Messages in this thread | | | Date | Wed, 20 Aug 2014 16:59:24 -0500 | From | "H. Peter Anvin" <> | Subject | Re: [PATCH RFC 0/3] x86: Full support of PAT |
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On 08/20/2014 07:05 AM, One Thousand Gnomes wrote: > Doing this stuff for Xen also IMHO makes no sense at all. We shouldn't > have a kernel full of crap to deal with Xen-isms.
We already *have* a kernel full of crap to deal with Xen-isms. We screwed that pooch some 10 years ago.
> IFF it means the changes can also implement a mix of four PAT entries > on Pentium-M or earlier CPUs with PAT errata, and the full PAT on > processors without errata then IMHO it becomes a whole world more > interesting.
That is one of the wins, indeed, as well as handle pre-PAT processors.
-hpa
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