On Wed, Dec 15, 2021 at 02:17:34PM -0600, Michael Roth wrote: > and if fields are added in the future: > > sev_parse_cpuid(AMD_SEV_BIT, &me_bit_pos, &vte_enabled, &new_feature_enabled, etc..) And that will end up being a vararg function because of who knows what other feature bits will have to get passed in? You have even added the ellipsis in there. Nope. Definitely not. > or if that eventually becomes unwieldly The above example is already unwieldy. > it could later be changed to return a feature mask. Yes, that. Clean and simple. But it is hard to discuss anything without patches so we can continue the topic with concrete patches. But this unification is not super-pressing so it can go ontop of the SNP pile. Thx. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette