From: "Gerd Hoffmann" <kraxel@redhat.com>
To: Ard Biesheuvel <ardb@kernel.org>
Cc: devel@edk2.groups.io, thomas.lendacky@amd.com,
dave.hansen@intel.com, dionnaglaze@google.com,
dave.hansen@linux.intel.com, Jiewen <jiewen.yao@intel.com>,
"Shutemov, Kirill" <kirill.shutemov@intel.com>
Subject: Re: [edk2-devel] [PATCH v9 0/4] Add safe unaccepted memory behavior
Date: Wed, 25 Jan 2023 10:18:02 +0100 [thread overview]
Message-ID: <20230125091802.yya2a3cqlcmxzv2x@sirius.home.kraxel.org> (raw)
In-Reply-To: <CAMj1kXHLWTOORY5kqSi1=FOGwYArS7_rorKzU-VrvN3LfErdcQ@mail.gmail.com>
On Wed, Jan 25, 2023 at 10:01:47AM +0100, Ard Biesheuvel wrote:
> Exactly. And my Fedora kernel has those bits enabled by default.
>
> So I suppose the way forward here is to expose this protocol only on
> OVMF builds that target SEV-SNP, instead of introducing it as a
> generic CoCo feature.
OVMF builds already adapt at runtime, so this needs to be a runtime
check too. But IIRC the module already checks whenever SNP-SEV or TDX
is active before installing, so we only need to tweak that check to drop
the TDX check.
take care,
Gerd
next prev parent reply other threads:[~2023-01-25 9:18 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-13 0:14 [PATCH v9 0/4] Add safe unaccepted memory behavior Dionna Glaze
2023-01-13 0:14 ` [PATCH v9 1/4] OvmfPkg: Introduce CocoDxe driver Dionna Glaze
2023-01-13 0:14 ` [PATCH v9 2/4] MdePkg: Introduce the MemoryAcceptance protocol Dionna Glaze
2023-01-13 0:14 ` [PATCH v9 3/4] OvmfPkg: Implement AcceptAllUnacceptedMemory in CocoDxe Dionna Glaze
2023-01-13 0:14 ` [PATCH v9 4/4] OvmfPkg/PlatformPei: SEV-SNP make >=4GB unaccepted Dionna Glaze
2023-01-13 3:46 ` [PATCH v9 0/4] Add safe unaccepted memory behavior Yao, Jiewen
2023-01-13 7:18 ` [edk2-devel] " Gerd Hoffmann
2023-01-13 7:32 ` Yao, Jiewen
2023-01-13 9:32 ` Ard Biesheuvel
2023-01-13 11:11 ` Yao, Jiewen
2023-01-13 11:24 ` Ard Biesheuvel
2023-01-13 11:44 ` Yao, Jiewen
2023-01-13 12:00 ` Ard Biesheuvel
2023-01-13 16:00 ` dave.hansen
2023-01-13 17:06 ` Dionna Glaze
2023-01-13 17:57 ` Dave Hansen
2023-01-13 18:23 ` Dionna Glaze
2023-01-13 18:34 ` Dave Hansen
2023-01-16 10:28 ` Gerd Hoffmann
2023-01-24 22:42 ` Lendacky, Thomas
2023-01-24 22:46 ` Dave Hansen
2023-01-25 9:01 ` Ard Biesheuvel
2023-01-25 9:18 ` Gerd Hoffmann [this message]
2023-01-25 11:44 ` Ard Biesheuvel
2023-01-25 12:10 ` Gerd Hoffmann
2023-01-25 14:52 ` Ard Biesheuvel
2023-01-25 16:56 ` Yao, Jiewen
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