linux-kernel - Re: [PATCH v3 10/10] x86/hyperv: Move the code in ivm.c around to avoid unnecessary ifdef's

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Message-ID: <ef11fd79-006d-1af2-b2ce-e532703de007@gmail.com>
Date:   Thu, 24 Aug 2023 22:46:41 +0800
From:   Tianyu Lan <ltykernel@...il.com>
To:     Dexuan Cui <decui@...rosoft.com>, ak@...ux.intel.com,
        arnd@...db.de, bp@...en8.de, brijesh.singh@....com,
        dan.j.williams@...el.com, dave.hansen@...el.com,
        dave.hansen@...ux.intel.com, haiyangz@...rosoft.com, hpa@...or.com,
        jane.chu@...cle.com, kirill.shutemov@...ux.intel.com,
        kys@...rosoft.com, linux-hyperv@...r.kernel.org, luto@...nel.org,
        mingo@...hat.com, peterz@...radead.org, rostedt@...dmis.org,
        sathyanarayanan.kuppuswamy@...ux.intel.com, seanjc@...gle.com,
        tglx@...utronix.de, tony.luck@...el.com, wei.liu@...nel.org,
        Jason@...c4.com, nik.borisov@...e.com, mikelley@...rosoft.com
Cc:     x86@...nel.org, linux-kernel@...r.kernel.org,
        linux-arch@...r.kernel.org, Tianyu.Lan@...rosoft.com,
        rick.p.edgecombe@...el.com, andavis@...hat.com, mheslin@...hat.com,
        vkuznets@...hat.com, xiaoyao.li@...el.com
Subject: Re: [PATCH v3 10/10] x86/hyperv: Move the code in ivm.c around to
 avoid unnecessary ifdef's

On 8/24/2023 4:07 PM, Dexuan Cui wrote:
> Group the code this way so that we can avoid too many ifdef's:
> 
>    Data only used in an SNP VM with the paravisor;
>    Functions only used in an SNP VM with the paravisor;
> 
>    Data only used in an SNP VM without the paravisor;
>    Functions only used in an SNP VM without the paravisor;
> 
>    Functions only used in a TDX VM, with and without the paravisor;
> 
>    Functions used in an SNP or TDX VM, when the paravisor is present;
> 
>    Functions always used, even in a regular non-CoCo VM.
> 
> No functional change.
> 
> Signed-off-by: Dexuan Cui <decui@...rosoft.com>

Reviewed-by: Tianyu Lan <tiala@...rosoft.com>