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-rw-r--r--arch/x86/kernel/apic/apic.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index 2aabd4cb0e3f..adbda5847b14 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -573,6 +573,9 @@ static u32 skx_deadline_rev(void)
case 0x04: return 0x02000014;
}
+ if (boot_cpu_data.x86_stepping > 4)
+ return 0;
+
return ~0U;
}