From 3aae57f0c3ba57715cf89201b5a5f290684078a5 Mon Sep 17 00:00:00 2001 From: Fenghua Yu Date: Fri, 24 Jul 2020 16:45:20 -0700 Subject: [PATCH] x86/split_lock: Enable the split lock feature on Sapphire Rapids and Alder Lake CPUs Add Sapphire Rapids and Alder Lake processors to CPU list to enumerate and enable the split lock feature. Signed-off-by: Fenghua Yu Signed-off-by: Ingo Molnar Reviewed-by: Tony Luck Link: https://lore.kernel.org/r/1595634320-79689-1-git-send-email-fenghua.yu@intel.com --- arch/x86/kernel/cpu/intel.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c index 0ab48f1cdf848..b6b7b38dff5fd 100644 --- a/arch/x86/kernel/cpu/intel.c +++ b/arch/x86/kernel/cpu/intel.c @@ -1156,6 +1156,8 @@ static const struct x86_cpu_id split_lock_cpu_ids[] __initconst = { X86_MATCH_INTEL_FAM6_MODEL(ATOM_TREMONT_L, 1), X86_MATCH_INTEL_FAM6_MODEL(TIGERLAKE_L, 1), X86_MATCH_INTEL_FAM6_MODEL(TIGERLAKE, 1), + X86_MATCH_INTEL_FAM6_MODEL(SAPPHIRERAPIDS_X, 1), + X86_MATCH_INTEL_FAM6_MODEL(ALDERLAKE, 1), {} }; -- 2.30.2