Re: [RFC PATCH v4 06/28] x86: Add support to enable SME during early boot processing

From: Borislav Petkov
Date: Tue Feb 21 2017 - 10:11:20 EST

On Tue, Feb 21, 2017 at 08:55:30AM -0600, Tom Lendacky wrote:
> Actually, %rbp will have the encryption bit set in it at the time of the
> check so if SME is active we won't take the jump to .Lskip_fixup.

Ha, I didn't think of that! Do you see now what I mean with being
explicit in the asm boot code? :-)

Please note that in the comment above sme_encrypt_kernel().



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