[RFC Part1 PATCH v3 02/17] x86/CPU/AMD: Add the Secure Encrypted Virtualization CPU feature

Borislav Petkov bp at suse.de
Wed Jul 26 01:13:01 AEST 2017

On Tue, Jul 25, 2017 at 09:58:54AM -0500, Tom Lendacky wrote:
> True, but it is more about being accurate and making sure the value is
> correct where ever it may be used.

So early_identify_cpu() initializes phys_bits to 32 on 32-bit.
Subtracting it there would actually make actively it wrong, AFAICT.


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