linux-kernel - [tip: x86/urgent] x86/split_lock: Enable the split lock feature on another Alder Lake CPU

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Message-ID: <161221816840.23325.8312246225432884053.tip-bot2@tip-bot2>
Date:   Mon, 01 Feb 2021 22:22:48 -0000
From:   "tip-bot2 for Fenghua Yu" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Fenghua Yu <fenghua.yu@...el.com>, Borislav Petkov <bp@...e.de>,
        Tony Luck <tony.luck@...el.com>, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: [tip: x86/urgent] x86/split_lock: Enable the split lock feature on
 another Alder Lake CPU

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

Commit-ID:     8acf417805a5f5c69e9ff66f14cab022c2755161
Gitweb:        https://git.kernel.org/tip/8acf417805a5f5c69e9ff66f14cab022c2755161
Author:        Fenghua Yu <fenghua.yu@...el.com>
AuthorDate:    Mon, 01 Feb 2021 19:00:07 
Committer:     Borislav Petkov <bp@...e.de>
CommitterDate: Mon, 01 Feb 2021 21:34:51 +01:00

x86/split_lock: Enable the split lock feature on another Alder Lake CPU

Add Alder Lake mobile processor to CPU list to enumerate and enable the
split lock feature.

Signed-off-by: Fenghua Yu <fenghua.yu@...el.com>
Signed-off-by: Borislav Petkov <bp@...e.de>
Reviewed-by: Tony Luck <tony.luck@...el.com>
Link: https://lkml.kernel.org/r/20210201190007.4031869-1-fenghua.yu@intel.com
---
 arch/x86/kernel/cpu/intel.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c
index 59a1e3c..816fdbe 100644
--- a/arch/x86/kernel/cpu/intel.c
+++ b/arch/x86/kernel/cpu/intel.c
@@ -1159,6 +1159,7 @@ static const struct x86_cpu_id split_lock_cpu_ids[] __initconst = {
 	X86_MATCH_INTEL_FAM6_MODEL(TIGERLAKE,		1),
 	X86_MATCH_INTEL_FAM6_MODEL(SAPPHIRERAPIDS_X,	1),
 	X86_MATCH_INTEL_FAM6_MODEL(ALDERLAKE,		1),
+	X86_MATCH_INTEL_FAM6_MODEL(ALDERLAKE_L,		1),
 	{}
 };