From: "Lendacky, Thomas via groups.io" <thomas.lendacky=amd.com@groups.io>
To: "Ni, Ray" <ray.ni@intel.com>,
"devel@edk2.groups.io" <devel@edk2.groups.io>
Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>,
"Aktas, Erdem" <erdemaktas@google.com>,
Gerd Hoffmann <kraxel@redhat.com>,
"Yao, Jiewen" <jiewen.yao@intel.com>,
Laszlo Ersek <lersek@redhat.com>,
Liming Gao <gaoliming@byosoft.com.cn>,
"Kinney, Michael D" <michael.d.kinney@intel.com>,
"Xu, Min M" <min.m.xu@intel.com>,
"Liu, Zhiguang" <zhiguang.liu@intel.com>,
"Kumar, Rahul R" <rahul.r.kumar@intel.com>,
Michael Roth <michael.roth@amd.com>
Subject: Re: [edk2-devel] [PATCH 13/16] UefiCpuPkg/MpInitLib: Always use AP Create if PcdSevSnpApicIds is set
Date: Fri, 2 Feb 2024 16:58:27 -0600 [thread overview]
Message-ID: <6de1de3b-5ae5-82c9-664f-ee93edd8f38f@amd.com> (raw)
In-Reply-To: <MN6PR11MB8244602573A336900C2E0DE58C422@MN6PR11MB8244.namprd11.prod.outlook.com>
On 2/2/24 00:20, Ni, Ray wrote:
>
>> + if (SevSnpUseCreateAP (CpuMpData)) {
>
> 1. Is it possible to rename "SevSnpUseCreateAP" to some name starting
> with "IsXXX"?
> I originally mixed it with SevSnpCreateAP() and thought you created a
> bug.
"Is" doesn't really fit for this, how about UseSevSnpCreateAP() or
CanUseSevSnpCreateAP()?
>
>
>> + GhcbApicIds = (GHCB_APIC_IDS *)(UINTN)PcdGet64 (PcdSevSnpApicIds);
>
> 2. Can you define a GUIDed HOB to hold the contents instead of dynamic PCDs?
> Dynamic PCDs cannot tell whether the value is updated in earlier code or still
> holds the default value.
> Also, I prefer to minimize the dynamic PCD usage in CPU code.
Yep, will do.
Thanks,
Tom
>
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next prev parent reply other threads:[~2024-02-02 22:58 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-26 22:12 [edk2-devel] [PATCH 00/16] Provide SEV-SNP support for running under an SVSM Lendacky, Thomas via groups.io
2024-01-26 22:13 ` [edk2-devel] [PATCH 01/16] OvmfPkg/BaseMemEncryptSevLib: Re-organize page state change support Lendacky, Thomas via groups.io
2024-01-29 12:59 ` Gerd Hoffmann
2024-01-29 15:39 ` Lendacky, Thomas via groups.io
2024-01-26 22:13 ` [edk2-devel] [PATCH 02/16] MdePkg/Register/Amd: Define the SVSM related information Lendacky, Thomas via groups.io
2024-01-29 13:12 ` Gerd Hoffmann
2024-01-26 22:13 ` [edk2-devel] [PATCH 03/16] MdePkg/BaseLib: Add a new VMGEXIT instruction invocation for SVSM Lendacky, Thomas via groups.io
2024-01-29 13:22 ` Gerd Hoffmann
2024-01-29 15:51 ` Lendacky, Thomas via groups.io
2024-01-30 11:51 ` Gerd Hoffmann
2024-01-31 18:30 ` Lendacky, Thomas via groups.io
2024-02-01 8:35 ` Gerd Hoffmann
2024-01-26 22:13 ` [edk2-devel] [PATCH 04/16] UefiCpuPkg/CcExitLib: Extend the CcExitLib library to support an SVSM Lendacky, Thomas via groups.io
2024-02-02 6:06 ` Ni, Ray
2024-01-26 22:13 ` [edk2-devel] [PATCH 05/16] Ovmfpkg/CcExitLib: Extend CcExitLib to handle SVSM related services Lendacky, Thomas via groups.io
2024-01-26 22:13 ` [edk2-devel] [PATCH 06/16] OvmfPkg: Create a calling area used to communicate with the SVSM Lendacky, Thomas via groups.io
2024-01-26 22:13 ` [edk2-devel] [PATCH 07/16] OvmfPkg/CcExitLib: Add support for the SVSM_CORE_PVALIDATE call Lendacky, Thomas via groups.io
2024-01-29 14:40 ` Gerd Hoffmann
2024-01-29 17:34 ` Lendacky, Thomas via groups.io
2024-01-31 18:40 ` Lendacky, Thomas via groups.io
2024-01-26 22:13 ` [edk2-devel] [PATCH 08/16] OvmfPkg/CcExitLib: Add support for the SVSM create/delete vCPU calls Lendacky, Thomas via groups.io
2024-01-29 14:46 ` Gerd Hoffmann
2024-01-29 17:37 ` Lendacky, Thomas via groups.io
2024-01-26 22:13 ` [edk2-devel] [PATCH 09/16] UefiCpuPkg/MpInitLib: Use CcExitSnpVmsaRmpAdjust() to set/clear VMSA Lendacky, Thomas via groups.io
2024-02-02 6:07 ` Ni, Ray
2024-01-26 22:13 ` [edk2-devel] [PATCH 10/16] MdePkg: GHCB APIC ID retrieval support definitions Lendacky, Thomas via groups.io
2024-01-29 14:52 ` Gerd Hoffmann
2024-01-26 22:13 ` [edk2-devel] [PATCH 11/16] UefiCpuPkg: Create APIC ID list PCD Lendacky, Thomas via groups.io
2024-01-29 14:57 ` Gerd Hoffmann
2024-02-02 6:08 ` Ni, Ray
2024-02-02 22:56 ` Lendacky, Thomas via groups.io
2024-01-26 22:13 ` [edk2-devel] [PATCH 12/16] OvmfPkg/PlatformPei: Retrieve APIC IDs from the hypervisor Lendacky, Thomas via groups.io
2024-01-29 15:00 ` Gerd Hoffmann
2024-01-29 17:49 ` Lendacky, Thomas via groups.io
2024-01-30 11:25 ` Gerd Hoffmann
2024-01-26 22:13 ` [edk2-devel] [PATCH 13/16] UefiCpuPkg/MpInitLib: Always use AP Create if PcdSevSnpApicIds is set Lendacky, Thomas via groups.io
2024-01-29 15:21 ` Gerd Hoffmann
2024-01-29 18:00 ` Lendacky, Thomas via groups.io
2024-02-02 6:20 ` Ni, Ray
2024-02-02 22:58 ` Lendacky, Thomas via groups.io [this message]
2024-02-05 5:06 ` Ni, Ray
2024-01-26 22:13 ` [edk2-devel] [PATCH 14/16] UefiCpuPkg/MpInitLib: AP creation support under an SVSM Lendacky, Thomas via groups.io
2024-01-29 15:21 ` Gerd Hoffmann
2024-02-02 6:48 ` Ni, Ray
2024-01-26 22:13 ` [edk2-devel] [PATCH 15/16] Ovmfpkg/CcExitLib: Provide SVSM discovery support Lendacky, Thomas via groups.io
2024-01-29 15:23 ` Gerd Hoffmann
2024-01-29 18:04 ` Lendacky, Thomas via groups.io
2024-01-30 11:38 ` Gerd Hoffmann
2024-01-30 16:13 ` Lendacky, Thomas via groups.io
2024-01-26 22:13 ` [edk2-devel] [PATCH 16/16] OvmfPkg/BaseMemEncryptLib: Check for presence of an SVSM when not at VMPL0 Lendacky, Thomas via groups.io
2024-01-29 15:24 ` Gerd Hoffmann
2024-01-27 4:04 ` [edk2-devel] [PATCH 00/16] Provide SEV-SNP support for running under an SVSM Yao, Jiewen
2024-01-27 17:48 ` Lendacky, Thomas via groups.io
2024-01-28 4:11 ` Yao, Jiewen
[not found] ` <17AE677D909D4A42.23935@groups.io>
2024-02-09 8:11 ` Yao, Jiewen
2024-02-09 16:17 ` Lendacky, Thomas via groups.io
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