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SubjectRe: [RFC PATCH 22/22] x86/fpu/xstate: Introduce boot-parameters for control some state component support
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On 10/2/20 10:15 AM, Andy Lutomirski wrote:
>> "xstate.enable=0x6000" will enable AMX on a system that does NOT have AMX
>> compiled into XFEATURE_MASK_USER_SUPPORTED (assuming the kernel is new
>> enough to support this feature).
> This sounds like it will be quite confusing to anyone reading the
> kernel code to discover that a feature that is not "SUPPORTED" is
> nonetheless enabled.
Yeah, if we do this, XFEATURE_MASK_USER_SUPPORTED needs a name change
for sure.

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