linux-kernel - Re: [PATCHv2 03/29] x86/tdx: Add __tdx_module_call() and __tdx

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Message-Id: <20220205130628.150d250ee08c3143e9b5e0b2@intel.com>
Date:   Sat, 5 Feb 2022 13:06:28 +1300
From:   Kai Huang <kai.huang@...el.com>
To:     "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>, <mingo@...hat.com>,
        <bp@...en8.de>, <dave.hansen@...el.com>, <luto@...nel.org>,
        <peterz@...radead.org>,
        <sathyanarayanan.kuppuswamy@...ux.intel.com>,
        <aarcange@...hat.com>, <ak@...ux.intel.com>,
        <dan.j.williams@...el.com>, <david@...hat.com>, <hpa@...or.com>,
        <jgross@...e.com>, <jmattson@...gle.com>, <joro@...tes.org>,
        <jpoimboe@...hat.com>, <knsathya@...nel.org>,
        <pbonzini@...hat.com>, <sdeep@...are.com>, <seanjc@...gle.com>,
        <tony.luck@...el.com>, <vkuznets@...hat.com>,
        <wanpengli@...cent.com>, <x86@...nel.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCHv2 03/29] x86/tdx: Add __tdx_module_call() and
 __tdx_hypercall() helper functions


> > Is declaration of __tdx_module_call() outside of CONFIG_INTEL_TDX_GUEST?
> 
> No, it is defined within CONFIG_INTEL_TDX_GUEST. Why? Host side has to
> build their helper anyway.
> 

Right. Fine to me.