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authorFenghua Yu <fenghua.yu@intel.com>2020-07-24 16:45:20 -0700
committerIngo Molnar <mingo@kernel.org>2020-07-25 12:17:00 +0200
commit3aae57f0c3ba57715cf89201b5a5f290684078a5 (patch)
tree2668e7b8906909f8f2697aa71ac214f42c788df5
parentx86/cpu: Add Lakefield, Alder Lake and Rocket Lake models to the to Intel CPU family (diff)
downloadlinux-dev-3aae57f0c3ba57715cf89201b5a5f290684078a5.tar.xz
linux-dev-3aae57f0c3ba57715cf89201b5a5f290684078a5.zip
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 <fenghua.yu@intel.com> Signed-off-by: Ingo Molnar <mingo@kernel.org> Reviewed-by: Tony Luck <tony.luck@intel.com> Link: https://lore.kernel.org/r/1595634320-79689-1-git-send-email-fenghua.yu@intel.com
-rw-r--r--arch/x86/kernel/cpu/intel.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c
index 0ab48f1cdf84..b6b7b38dff5f 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),
{}
};