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From:   Dexuan Cui <decui@microsoft.com>
To:     Borislav Petkov <bp@alien8.de>,
        "Michael Kelley (LINUX)" <mikelley@microsoft.com>
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Subject: RE: [PATCH v6 06/13] x86/hyperv: Change vTOM handling to use standard
 coco mechanisms
Thread-Topic: [PATCH v6 06/13] x86/hyperv: Change vTOM handling to use
 standard coco mechanisms
Thread-Index: AQHZXmgw+OdhZXSmY06XlWsFUPOSLa8KKbWw
Date:   Fri, 24 Mar 2023 17:10:26 +0000
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> From: Borislav Petkov <bp@alien8.de>
> Sent: Friday, March 24, 2023 8:49 AM
> ...
> With first six applied:
>=20
> arch/x86/coco/core.c:123:7: error: use of undeclared identifier 'sev_stat=
us'
>                 if (sev_status & MSR_AMD64_SNP_VTOM)
>                     ^

Your config doesn't define CONFIG_AMD_MEM_ENCRYPT:
# CONFIG_AMD_MEM_ENCRYPT is not set