From: Brijesh Singh <brijesh.singh@amd.com>
To: Borislav Petkov <bp@alien8.de>
Cc: brijesh.singh@amd.com, x86@kernel.org,
linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
linux-efi@vger.kernel.org, platform-driver-x86@vger.kernel.org,
linux-coco@lists.linux.dev, linux-mm@kvack.org,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Joerg Roedel <jroedel@suse.de>,
Tom Lendacky <thomas.lendacky@amd.com>,
"H. Peter Anvin" <hpa@zytor.com>,
Ard Biesheuvel <ardb@kernel.org>,
Paolo Bonzini <pbonzini@redhat.com>,
Sean Christopherson <seanjc@google.com>,
Vitaly Kuznetsov <vkuznets@redhat.com>,
Jim Mattson <jmattson@google.com>,
Andy Lutomirski <luto@kernel.org>,
Dave Hansen <dave.hansen@linux.intel.com>,
Sergio Lopez <slp@redhat.com>, Peter Gonda <pgonda@google.com>,
Peter Zijlstra <peterz@infradead.org>,
Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>,
David Rientjes <rientjes@google.com>,
Dov Murik <dovmurik@linux.ibm.com>,
Tobin Feldman-Fitzthum <tobin@ibm.com>,
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
Subject: Re: [PATCH v11 29/45] x86/boot: Add Confidential Computing type to setup_data
Date: Wed, 2 Mar 2022 08:25:45 -0600 [thread overview]
Message-ID: <671a6137-0d45-3a8c-433a-32448019961f@amd.com> (raw)
In-Reply-To: <Yh3r1PSx/fjqoBB3@nazgul.tnic>
On 3/1/22 03:48, Borislav Petkov wrote:
> On Thu, Feb 24, 2022 at 10:56:09AM -0600, Brijesh Singh wrote:
>> +/*
>> + * AMD SEV Confidential computing blob structure. The structure is
>> + * defined in OVMF UEFI firmware header:
>> + * https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2Ftianocore%2Fedk2%2Fblob%2Fmaster%2FOvmfPkg%2FInclude%2FGuid%2FConfidentialComputingSevSnpBlob.h&data=04%7C01%7Cbrijesh.singh%40amd.com%7C72edb78e27f546ef783b08d9fb689fe6%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637817249053086231%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=9rP%2FF18D4bR3Cku%2FIcXV0qJvC336y54sqYYkq9RAdAE%3D&reserved=0
>> + */
>> +#define CC_BLOB_SEV_HDR_MAGIC 0x45444d41
>> +struct cc_blob_sev_info {
>> + u32 magic;
> ^^^^^^^^^^^^
>
> You said you wanted to rename this:
>
> https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Flore.kernel.org%2Fall%2F12b945a0-b18c-7f2a-52c7-5e22a944d7f5%40amd.com%2F&data=04%7C01%7Cbrijesh.singh%40amd.com%7C72edb78e27f546ef783b08d9fb689fe6%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637817249053086231%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=biu1Pdk%2BO%2FIVaF5iE47aInOqGF36uAAVx%2BTSBLBxC9w%3D&reserved=0
>
> and further code is checking magic so I'm guessing you wanna rename the
> OVMF definition to "Magic" too?
>
Yep, I am waiting for Linux patches to finalize and then sync OVMF with
it. I will rename the field to magic in OVMF to keep both of them in sync.
-Brijesh
next prev parent reply other threads:[~2022-03-02 14:25 UTC|newest]
Thread overview: 73+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-24 16:55 [PATCH v11 00/45] Add AMD Secure Nested Paging (SEV-SNP) Guest Support Brijesh Singh
2022-02-24 16:55 ` [PATCH v11 01/45] KVM: SVM: Define sev_features and vmpl field in the VMSA Brijesh Singh
2022-02-24 16:55 ` [PATCH v11 02/45] KVM: SVM: Create a separate mapping for the SEV-ES save area Brijesh Singh
2022-02-24 16:55 ` [PATCH v11 03/45] KVM: SVM: Create a separate mapping for the GHCB " Brijesh Singh
2022-02-24 19:38 ` [PATCH v11 3.1/45] " Brijesh Singh
2022-02-24 16:55 ` [PATCH v11 04/45] KVM: SVM: Update the SEV-ES save area mapping Brijesh Singh
2022-02-24 16:55 ` [PATCH v11 05/45] x86/boot: Introduce helpers for MSR reads/writes Brijesh Singh
2022-02-24 16:55 ` [PATCH v11 06/45] x86/boot: Use MSR read/write helpers instead of inline assembly Brijesh Singh
2022-02-24 16:55 ` [PATCH v11 07/45] x86/compressed/64: Detect/setup SEV/SME features earlier in boot Brijesh Singh
2022-02-24 16:55 ` [PATCH v11 08/45] x86/sev: " Brijesh Singh
2022-02-24 16:55 ` [PATCH v11 09/45] x86/mm: Extend cc_attr to include AMD SEV-SNP Brijesh Singh
2022-02-24 16:55 ` [PATCH v11 10/45] x86/sev: Define the Linux specific guest termination reasons Brijesh Singh
2022-02-24 16:55 ` [PATCH v11 11/45] x86/sev: Save the negotiated GHCB version Brijesh Singh
2022-02-24 16:55 ` [PATCH v11 12/45] x86/sev: Check SEV-SNP features support Brijesh Singh
2022-02-24 16:55 ` [PATCH v11 13/45] x86/sev: Add a helper for the PVALIDATE instruction Brijesh Singh
2022-02-24 16:55 ` [PATCH v11 14/45] x86/sev: Check the vmpl level Brijesh Singh
2022-02-24 16:55 ` [PATCH v11 15/45] x86/compressed: Add helper for validating pages in the decompression stage Brijesh Singh
2022-02-24 16:55 ` [PATCH v11 16/45] x86/compressed: Register GHCB memory when SEV-SNP is active Brijesh Singh
2022-02-24 16:55 ` [PATCH v11 17/45] x86/sev: " Brijesh Singh
2022-02-24 16:55 ` [PATCH v11 18/45] x86/sev: Add helper for validating pages in early enc attribute changes Brijesh Singh
2022-02-24 16:55 ` [PATCH v11 19/45] x86/kernel: Make the .bss..decrypted section shared in RMP table Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 20/45] x86/kernel: Validate ROM memory before accessing when SEV-SNP is active Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 21/45] x86/mm: Validate memory when changing the C-bit Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 22/45] x86/sev: Use SEV-SNP AP creation to start secondary CPUs Brijesh Singh
2022-03-03 17:09 ` Dave Hansen
2022-03-03 18:01 ` Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 23/45] x86/head/64: Re-enable stack protection Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 24/45] x86/compressed/acpi: Move EFI detection to helper Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 25/45] x86/compressed/acpi: Move EFI system table lookup " Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 26/45] x86/compressed/acpi: Move EFI config " Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 27/45] x86/compressed/acpi: Move EFI vendor " Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 28/45] x86/compressed/acpi: Move EFI kexec handling into common code Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 29/45] x86/boot: Add Confidential Computing type to setup_data Brijesh Singh
2022-03-01 9:48 ` Borislav Petkov
2022-03-02 14:25 ` Brijesh Singh [this message]
2022-03-02 15:13 ` Borislav Petkov
2022-03-03 9:21 ` Ard Biesheuvel
2022-02-24 16:56 ` [PATCH v11 30/45] KVM: x86: Move lookup of indexed CPUID leafs to helper Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 31/45] x86/sev: Move MSR-based VMGEXITs for CPUID " Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 32/45] x86/compressed/64: Add support for SEV-SNP CPUID table in #VC handlers Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 33/45] x86/boot: Add a pointer to Confidential Computing blob in bootparams Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 34/45] x86/compressed: Add SEV-SNP feature detection/setup Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 35/45] x86/compressed: Use firmware-validated CPUID leaves for SEV-SNP guests Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 36/45] x86/compressed: Export and rename add_identity_map() Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 37/45] x86/compressed/64: Add identity mapping for Confidential Computing blob Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 38/45] x86/sev: Add SEV-SNP feature detection/setup Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 39/45] x86/sev: Use firmware-validated CPUID for SEV-SNP guests Brijesh Singh
2022-03-03 11:51 ` Borislav Petkov
2022-03-04 0:31 ` Michael Roth
2022-03-04 7:43 ` Borislav Petkov
2022-02-24 16:56 ` [PATCH v11 40/45] x86/sev: Provide support for SNP guest request NAEs Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 41/45] x86/sev: Register SEV-SNP guest request platform device Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 42/45] virt: Add SEV-SNP guest driver Brijesh Singh
2022-03-02 10:03 ` Dov Murik
2022-03-02 14:33 ` Brijesh Singh
2022-03-03 17:33 ` Dave Hansen
2022-03-04 13:17 ` Brijesh Singh
2022-03-04 15:23 ` Dave Hansen
2022-03-04 15:43 ` Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 43/45] virt: sevguest: Add support to derive key Brijesh Singh
2022-02-24 16:56 ` [PATCH v11 44/45] virt: sevguest: Add support to get extended report Brijesh Singh
2022-03-03 15:28 ` Borislav Petkov
2022-03-03 16:47 ` Brijesh Singh
2022-03-04 14:06 ` Borislav Petkov
2022-03-04 15:39 ` Brijesh Singh
2022-03-04 15:53 ` Borislav Petkov
2022-03-04 16:03 ` Brijesh Singh
2022-03-04 16:14 ` Borislav Petkov
2022-02-24 16:56 ` [PATCH v11 45/45] virt: sevguest: Add documentation for SEV-SNP CPUID Enforcement Brijesh Singh
2022-03-02 14:22 ` [PATCH v11 00/45] Add AMD Secure Nested Paging (SEV-SNP) Guest Support Borislav Petkov
2022-03-02 16:09 ` Paolo Bonzini
2022-03-02 16:14 ` Borislav Petkov
2022-04-03 22:36 ` Borislav Petkov
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=671a6137-0d45-3a8c-433a-32448019961f@amd.com \
--to=brijesh.singh@amd.com \
--cc=ak@linux.intel.com \
--cc=ardb@kernel.org \
--cc=bp@alien8.de \
--cc=brijesh.ksingh@gmail.com \
--cc=dave.hansen@linux.intel.com \
--cc=dgilbert@redhat.com \
--cc=dovmurik@linux.ibm.com \
--cc=hpa@zytor.com \
--cc=jmattson@google.com \
--cc=jroedel@suse.de \
--cc=kirill.shutemov@linux.intel.com \
--cc=kvm@vger.kernel.org \
--cc=linux-coco@lists.linux.dev \
--cc=linux-efi@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=luto@kernel.org \
--cc=marcorr@google.com \
--cc=michael.roth@amd.com \
--cc=mingo@redhat.com \
--cc=pbonzini@redhat.com \
--cc=peterz@infradead.org \
--cc=pgonda@google.com \
--cc=platform-driver-x86@vger.kernel.org \
--cc=rientjes@google.com \
--cc=sathyanarayanan.kuppuswamy@linux.intel.com \
--cc=seanjc@google.com \
--cc=slp@redhat.com \
--cc=srinivas.pandruvada@linux.intel.com \
--cc=tglx@linutronix.de \
--cc=thomas.lendacky@amd.com \
--cc=tobin@ibm.com \
--cc=tony.luck@intel.com \
--cc=vbabka@suse.cz \
--cc=vkuznets@redhat.com \
--cc=x86@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).