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From:   Thomas Gleixner <tglx@linutronix.de>
To:     Brijesh Singh <brijesh.singh@amd.com>, x86@kernel.org,
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        Tom Lendacky <thomas.lendacky@amd.com>,
        "H. Peter Anvin" <hpa@zytor.com>, Ard Biesheuvel <ardb@kernel.org>,
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        Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>,
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        Dov Murik <dovmurik@linux.ibm.com>,
        Tobin Feldman-Fitzthum <tobin@ibm.com>,
        Borislav Petkov <bp@alien8.de>,
        Michael Roth <michael.roth@amd.com>,
        Vlastimil Babka <vbabka@suse.cz>,
        "Kirill A . Shutemov" <kirill.shutemov@linux.intel.com>,
        Andi Kleen <ak@linux.intel.com>,
        "Dr . David Alan Gilbert" <dgilbert@redhat.com>,
        brijesh.ksingh@gmail.com, tony.luck@intel.com, marcorr@google.com,
        sathyanarayanan.kuppuswamy@linux.intel.com,
        Brijesh Singh <brijesh.singh@amd.com>
Subject: Re: [PATCH v12 29/46] x86/boot: Add Confidential Computing type to
 setup_data
In-Reply-To: <20220307213356.2797205-30-brijesh.singh@amd.com>
References: <20220307213356.2797205-1-brijesh.singh@amd.com>
 <20220307213356.2797205-30-brijesh.singh@amd.com>
Date:   Wed, 06 Apr 2022 23:19:10 +0200
Message-ID: <87v8vlzz8x.ffs@tglx>
MIME-Version: 1.0
Content-Type: text/plain
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On Mon, Mar 07 2022 at 15:33, Brijesh Singh wrote:
>  
> +/*
> + * AMD SEV Confidential computing blob structure. The structure is
> + * defined in OVMF UEFI firmware header:
> + * https://github.com/tianocore/edk2/blob/master/OvmfPkg/Include/Guid/ConfidentialComputingSevSnpBlob.h
> + */
> +#define CC_BLOB_SEV_HDR_MAGIC	0x45444d41
> +struct cc_blob_sev_info {
> +	u32 magic;
> +	u16 version;
> +	u16 reserved;
> +	u64 secrets_phys;
> +	u32 secrets_len;
> +	u32 rsvd1;
> +	u64 cpuid_phys;
> +	u32 cpuid_len;
> +	u32 rsvd2;
> +};

Shouldn't this be packed?

Thanks,

        tglx