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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <161623937626.398.13415015758248106593.tip-bot2@tip-bot2>
Date:   Sat, 20 Mar 2021 11:22:56 -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>, Ingo Molnar <mingo@...nel.org>,
        x86@...nel.org, linux-kernel@...r.kernel.org
Subject: [tip: x86/cpu] x86/mce: Add Xeon Sapphire Rapids to list of CPUs that
 support PPIN

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

Commit-ID:     a331f5fdd36dba1ffb0239a4dfaaf1df91ff1aab
Gitweb:        https://git.kernel.org/tip/a331f5fdd36dba1ffb0239a4dfaaf1df91ff1aab
Author:        Tony Luck <tony.luck@...el.com>
AuthorDate:    Fri, 19 Mar 2021 10:39:19 -07:00
Committer:     Ingo Molnar <mingo@...nel.org>
CommitterDate: Sat, 20 Mar 2021 12:12:10 +01:00

x86/mce: Add Xeon Sapphire Rapids to list of CPUs that support PPIN

New CPU model, same MSRs to control and read the inventory number.

Signed-off-by: Tony Luck <tony.luck@...el.com>
Signed-off-by: Ingo Molnar <mingo@...nel.org>
Link: https://lore.kernel.org/r/20210319173919.291428-1-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 e309476..acfd5d9 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_SAPPHIRERAPIDS_X:
 	case INTEL_FAM6_XEON_PHI_KNL:
 	case INTEL_FAM6_XEON_PHI_KNM: