linux-kernel - Re: [PATCH v12 07/22] x86/virt/tdx: Add skeleton to enable TDX on demand

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Message-ID: <0c9639db604a0670eeae5343d456e43d06b35d39.camel@intel.com>
Date:   Thu, 29 Jun 2023 00:10:00 +0000
From:   "Huang, Kai" <kai.huang@...el.com>
To:     "peterz@...radead.org" <peterz@...radead.org>
CC:     "kvm@...r.kernel.org" <kvm@...r.kernel.org>,
        "Raj, Ashok" <ashok.raj@...el.com>,
        "Hansen, Dave" <dave.hansen@...el.com>,
        "david@...hat.com" <david@...hat.com>,
        "bagasdotme@...il.com" <bagasdotme@...il.com>,
        "Luck, Tony" <tony.luck@...el.com>,
        "ak@...ux.intel.com" <ak@...ux.intel.com>,
        "Wysocki, Rafael J" <rafael.j.wysocki@...el.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "Christopherson,, Sean" <seanjc@...gle.com>,
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        "pbonzini@...hat.com" <pbonzini@...hat.com>,
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        <sathyanarayanan.kuppuswamy@...ux.intel.com>,
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        "x86@...nel.org" <x86@...nel.org>
Subject: Re: [PATCH v12 07/22] x86/virt/tdx: Add skeleton to enable TDX on
 demand

On Wed, 2023-06-28 at 15:17 +0200, Peter Zijlstra wrote:
> On Tue, Jun 27, 2023 at 02:12:37AM +1200, Kai Huang wrote:
> > +EXPORT_SYMBOL_GPL(tdx_cpu_enable);
> 
> I can't find a single caller of this.. why is this exported?

It's for KVM TDX patch to use, which isn't in this series.

I'll remove the export.  KVM TDX series can export it.