linux-kernel - [tip: x86/cpu] x86/cpu: Add Xeon Emerald Rapids to list of CPUs that support PPIN

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Message-ID: <168071877680.404.6240417347613164470.tip-bot2@tip-bot2>
Date:   Wed, 05 Apr 2023 18:19:36 -0000
From:   "tip-bot2 for Tony Luck" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Tony Luck <tony.luck@...el.com>,
        "Borislav Petkov (AMD)" <bp@...en8.de>, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: [tip: x86/cpu] x86/cpu: Add Xeon Emerald Rapids to list of CPUs that
 support PPIN

The following commit has been merged into the x86/cpu branch of tip:

Commit-ID:     36168bc061b4368ad19e82b06a6463c95d3bb9a7
Gitweb:        https://git.kernel.org/tip/36168bc061b4368ad19e82b06a6463c95d3bb9a7
Author:        Tony Luck <tony.luck@...el.com>
AuthorDate:    Tue, 04 Apr 2023 14:21:24 -07:00
Committer:     Borislav Petkov (AMD) <bp@...en8.de>
CommitterDate: Wed, 05 Apr 2023 20:01:52 +02:00

x86/cpu: Add Xeon Emerald Rapids to list of CPUs that support PPIN

This should be the last addition to this table. Future CPUs will
enumerate PPIN support using CPUID.

Signed-off-by: Tony Luck <tony.luck@...el.com>
Signed-off-by: Borislav Petkov (AMD) <bp@...en8.de>
Link: https://lore.kernel.org/r/20230404212124.428118-1-tony.luck@intel.com
---
 arch/x86/kernel/cpu/common.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index 8cd4126..80710a6 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -121,6 +121,7 @@ static const struct x86_cpu_id ppin_cpuids[] = {
 	X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_X, &ppin_info[X86_VENDOR_INTEL]),
 	X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_D, &ppin_info[X86_VENDOR_INTEL]),
 	X86_MATCH_INTEL_FAM6_MODEL(SAPPHIRERAPIDS_X, &ppin_info[X86_VENDOR_INTEL]),
+	X86_MATCH_INTEL_FAM6_MODEL(EMERALDRAPIDS_X, &ppin_info[X86_VENDOR_INTEL]),
 	X86_MATCH_INTEL_FAM6_MODEL(XEON_PHI_KNL, &ppin_info[X86_VENDOR_INTEL]),
 	X86_MATCH_INTEL_FAM6_MODEL(XEON_PHI_KNM, &ppin_info[X86_VENDOR_INTEL]),