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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