Messages in this thread Patch in this message | | | From | Fenghua Yu <> | Subject | [PATCH] x86/split_lock: Add Icelake microserver CPU model | Date | Thu, 30 Apr 2020 16:46:35 -0700 |
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Icelake microserver CPU supports split lock detection while it doesn't have the split lock enumeration bit in IA32_CORE_CAPABILITIES.
Enumerate the feature by model number.
Signed-off-by: Fenghua Yu <fenghua.yu@intel.com> Reviewed-by: Tony Luck <tony.luck@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 a19a680542ce..b59bc4ab2425 100644 --- a/arch/x86/kernel/cpu/intel.c +++ b/arch/x86/kernel/cpu/intel.c @@ -1135,6 +1135,7 @@ void switch_to_sld(unsigned long tifn) static const struct x86_cpu_id split_lock_cpu_ids[] __initconst = { X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_X, 0), X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_L, 0), + X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_D, 0), X86_MATCH_INTEL_FAM6_MODEL(ATOM_TREMONT, 1), X86_MATCH_INTEL_FAM6_MODEL(ATOM_TREMONT_D, 1), X86_MATCH_INTEL_FAM6_MODEL(ATOM_TREMONT_L, 1), -- 2.19.1
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