On Sunday 25 November 2007 14:08, Roland McGrath wrote:
> This adds the (internal) Kconfig macro CONFIG_X86_DEBUGCTLMSR,
> to be defined when configuring to support only hardware that
> definitely supports MSR_IA32_DEBUGCTLMSR with the BTF flag.
>
> The Intel documentation says "P6 family" and later processors all have it.
> I think the Kconfig dependencies are right to have it set for those and
> unset for others (i.e., when 586 and earlier are supported).
>
> +config X86_DEBUGCTLMSR
> + bool
> + depends on !(M586MMX || M586TSC || M586 || M486 || M386)
> + default y
Why is it defined in configuration system instead of some *.h file?
--
vda
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