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SubjectRe: [PATCH 2/2] tools/x86/kcpuid: Add AMD leaf 0x8000001E
On Tue, Mar 16, 2021, Borislav Petkov wrote:
> On Tue, Mar 16, 2021 at 03:42:23PM +0800, Feng Tang wrote:
> > Also I'm wondering for some basic leaf and extended leaf which
> > may has different definition for different vendors, do we need
> > to seprate the csv to a general one and vendor specific ones.
>
> Do you know of such?
>
> Because AFAIK vendors own, more or less, each range. Like, Intel owns
> the base range and AMD the extended so there should be no conflicts
> actually...

There are no known conflicts, and all sorts of things would break horribly if
any CPU vendor (or hypervsior) were careless enough to redefine a CPUID bit.

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