Re: [PATCH 23/27] x86: debugctlmsr kconfig

From: Dave Jones
Date: Sun Nov 25 2007 - 20:59:17 EST


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.

Dave

--
http://www.codemonkey.org.uk
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