On Fri, Jun 16, 2017 at 01:51:55PM -0500, Tom Lendacky wrote:
> The cr3 register entry can contain the SME encryption mask that indicates
> the PGD is encrypted. The encryption mask should not be used when
> creating a virtual address from the cr3 register, so remove the SME
> encryption mask in the read_cr3_pa() function.
>
> During early boot SME will need to use a native version of read_cr3_pa(),
> so create native_read_cr3_pa().
>
> Signed-off-by: Tom Lendacky <thomas.lendacky@xxxxxxx>
> ---
> arch/x86/include/asm/processor-flags.h | 3 ++-
> arch/x86/include/asm/processor.h | 5 +++++
> 2 files changed, 7 insertions(+), 1 deletion(-)
Reviewed-by: Borislav Petkov <bp@xxxxxxx>
--
Regards/Gruss,
Boris.
Good mailing practices for 400: avoid top-posting and trim the reply.
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