linux-kernel - [PATCH 5.10 029/104] x86/split_lock: Enable the split lock feature on another Alder Lake CPU

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Message-Id: <20210215152720.427102627@linuxfoundation.org>
Date:   Mon, 15 Feb 2021 16:26:42 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Fenghua Yu <fenghua.yu@...el.com>,
        Borislav Petkov <bp@...e.de>, Tony Luck <tony.luck@...el.com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.10 029/104] x86/split_lock: Enable the split lock feature on another Alder Lake CPU

From: Fenghua Yu <fenghua.yu@...el.com>

[ Upstream commit 8acf417805a5f5c69e9ff66f14cab022c2755161 ]

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
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 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 59a1e3ce3f145..816fdbec795a4 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),
 	{}
 };
 
-- 
2.27.0