Re: [PATCH 1/6] x86: add SGX definition to cpufeature

From	Andi Kleen <andi@firstfloor.org>
Newsgroups	linux.kernel
Subject	Re: [PATCH 1/6] x86: add SGX definition to cpufeature
Date	2016-04-25 21:50 +0200
Message-ID	<rrUG6-2Ru-5@gated-at.bofh.it> (permalink)
References	<rrSEj-1jR-33@gated-at.bofh.it> <rrSEk-1jR-47@gated-at.bofh.it> <rrUwq-2Mp-19@gated-at.bofh.it>
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Andy Lutomirski <luto@amacapital.net> writes:

> On Mon, Apr 25, 2016 at 10:34 AM, Jarkko Sakkinen
> <jarkko.sakkinen@linux.intel.com> wrote:
>> From: Kai Huang <kai.huang@linux.intel.com>
>
> Should this come with a nosgx boot option and an IA32_FEATURE_CONTROL
> check to disable the feature if BIOS doesn't support it?

You can already disable every CPUID feature at boot with clearcpuid=...
No point in adding redundant options for everything.

-Andi

-- 
ak@linux.intel.com -- Speaking for myself only

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[PATCH 1/6] x86: add SGX definition to cpufeature Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> - 2016-04-25 19:40 +0200
  Re: [PATCH 1/6] x86: add SGX definition to cpufeature Andy Lutomirski <luto@amacapital.net> - 2016-04-25 21:40 +0200
    Re: [PATCH 1/6] x86: add SGX definition to cpufeature Andi Kleen <andi@firstfloor.org> - 2016-04-25 21:50 +0200

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