linux-kernel - [tip: x86/urgent] x86/cpu: Add Xeon Icelake-D to list of CPUs that support PPIN

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Message-ID: <164313333280.16921.9365038595618004818.tip-bot2@tip-bot2>
Date:   Tue, 25 Jan 2022 17:55:32 -0000
From:   "tip-bot2 for Tony Luck" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Ailin Xu <ailin.xu@...el.com>, Tony Luck <tony.luck@...el.com>,
        Borislav Petkov <bp@...e.de>, <stable@...r.kernel.org>,
        x86@...nel.org, linux-kernel@...r.kernel.org
Subject: [tip: x86/urgent] x86/cpu: Add Xeon Icelake-D to list of CPUs that
 support PPIN

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

Commit-ID:     e464121f2d40eabc7d11823fb26db807ce945df4
Gitweb:        https://git.kernel.org/tip/e464121f2d40eabc7d11823fb26db807ce945df4
Author:        Tony Luck <tony.luck@...el.com>
AuthorDate:    Fri, 21 Jan 2022 09:47:38 -08:00
Committer:     Borislav Petkov <bp@...e.de>
CommitterDate: Tue, 25 Jan 2022 18:40:30 +01:00

x86/cpu: Add Xeon Icelake-D to list of CPUs that support PPIN

Missed adding the Icelake-D CPU to the list. It uses the same MSRs
to control and read the inventory number as all the other models.

Fixes: dc6b025de95b ("x86/mce: Add Xeon Icelake to list of CPUs that support PPIN")
Reported-by: Ailin Xu <ailin.xu@...el.com>
Signed-off-by: Tony Luck <tony.luck@...el.com>
Signed-off-by: Borislav Petkov <bp@...e.de>
Cc: <stable@...r.kernel.org>
Link: https://lore.kernel.org/r/20220121174743.1875294-2-tony.luck@intel.com
---
 arch/x86/kernel/cpu/mce/intel.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/kernel/cpu/mce/intel.c b/arch/x86/kernel/cpu/mce/intel.c
index bb9a46a..baafbb3 100644
--- a/arch/x86/kernel/cpu/mce/intel.c
+++ b/arch/x86/kernel/cpu/mce/intel.c
@@ -486,6 +486,7 @@ static void intel_ppin_init(struct cpuinfo_x86 *c)
 	case INTEL_FAM6_BROADWELL_X:
 	case INTEL_FAM6_SKYLAKE_X:
 	case INTEL_FAM6_ICELAKE_X:
+	case INTEL_FAM6_ICELAKE_D:
 	case INTEL_FAM6_SAPPHIRERAPIDS_X:
 	case INTEL_FAM6_XEON_PHI_KNL:
 	case INTEL_FAM6_XEON_PHI_KNM: