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    SubjectRe: [PATCH 23/27] x86: debugctlmsr kconfig
    On Sun, Nov 25, 2007 at 02:08:02PM -0800, 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).

    What about the non-Intel vendors ?
    Was this msr present on AMD K6 ? Geode? Winchip? VIA C3 ?
    If not, then this patch isn't complete.


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