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

diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c
index 0ab48f1cdf848faf6e9e6429d85f4dc815324f68..b6b7b38dff5fd73bc7a9e9266f56c7d7ca457698 100644 (file)
--- 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),
        {}
 };