On Fri, Sep 25, 2020 at 11:19:40AM -0500, Yazen Ghannam wrote: > This patch is checking if an MSR context info structure lines up with > the MCAX register space used on Scalable MCA systems. This register > space is defined in the AMD Processor Programming Reference for various > products. This is considered a hardware feature extension, so the > existing register layout won't change though new registers may be added. Yeah, and exactly for that there's no need to add a special structure because if new registers get added, you'd need to add a new struct definition too. Let's keep it simple and do the offsets thing. Thx. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette