Re: [PATCH v4 3/7] x86: put msr-index.h in uapi

[Christoph Hellwig]

On Mon, Jan 23, 2017 at 06:17:32PM +0100, Borislav Petkov wrote:
> I know, we should not ever break userspace but if it were me, I'd remove
> that export and see what breaks. If at all.

Or keep the exported version as-is and never changed it, and use
a different copy for the kernel itself.