On 06/20/2014 09:17 AM, Dave Hansen wrote:
> Today, we assume that all 64-bit cpus have X86_FEATURE_MP. It
> should be in the REQUIRED_MASK so that we do not need the #undef
> trick for it.
I don't think we enforce that the MP bit is set in CPUID, though.
Non-AMD processors will typically not set this bit at all, so the
feature validation code would have to be modified to know to not require
this bit.
-hpa
>
> -#define REQUIRED_MASK1 (NEED_LM|NEED_3DNOW)
> +#define REQUIRED_MASK1 (NEED_LM|NEED_3DNOW|NEED_MP)
>
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