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-rw-r--r--arch/x86_64/kernel/apic.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/x86_64/kernel/apic.c b/arch/x86_64/kernel/apic.c
index b6e7715..18691ce 100644
--- a/arch/x86_64/kernel/apic.c
+++ b/arch/x86_64/kernel/apic.c
@@ -833,6 +833,16 @@ int setup_profiling_timer(unsigned int multiplier)
return 0;
}
+#ifdef CONFIG_X86_MCE_AMD
+void setup_threshold_lvt(unsigned long lvt_off)
+{
+ unsigned int v = 0;
+ unsigned long reg = (lvt_off << 4) + 0x500;
+ v |= THRESHOLD_APIC_VECTOR;
+ apic_write(reg, v);
+}
+#endif /* CONFIG_X86_MCE_AMD */
+
#undef APIC_DIVISOR
/*
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